CN110863304A - Positioning device of sewing machine for bullet train air conditioner filter element - Google Patents

Abstract

The invention discloses a positioning device of a sewing machine for a bullet train air conditioner filter element, which comprises a needle rod, wherein a press plate fixing rod is arranged on the left side of the needle rod and is connected with a sewing machine through a bolt, the needle rod is connected with the sewing machine through a curved rod, a press plate is arranged at the bottom end of the press rod fixing rod and is connected with the press rod fixing rod through the bolt, a needle plate is arranged at the bottom of the press plate and is connected with an operation table through a bolt, and a wrapping cylinder is arranged on the right side of the needle rod. This motor car air conditioner is sewing machine's positioner for filter core, through a section of thick bamboo of borduring, under the effect of feed inlet and discharge gate, through the cooperation between guide frame and the baffle, a section of thick bamboo of borduring is "toper hollow structure", make bordure to assist the material to enter into and bordure and be "four folds" and press from both sides the filter pulp tightly, sew up through the needle bar, and then make the deckle edge at filter pulp edge assist the material parcel by borduring, make wholly more pleasing to the eye, the edge is more neat, operation steps have been reduced, and is suitable for being generalized to use.

Description

Positioning device of sewing machine for bullet train air conditioner filter element

Technical Field

The invention relates to the technical field of air filter element production and processing, in particular to a positioning device of a sewing machine for a bullet train air conditioner filter element.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material so as to interweave or sew one or more layers of the sewing material; the sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery computer embroidery and the like are derived from the sewing machine, the classification methods of the sewing machine are many, the sewing machine is generally distinguished according to the stitches and the purposes, and the stitches of the sewing machine can be classified into two types of lock stitches and chain stitches; lock stitch is most common, it is composed of two stitches, which are interwoven like a twine, the interweaving point is in the middle of the sewing material, seen from the cross section of the stitch, the two stitches are interlocked like two locks, thus called lock stitch, the stitch is used for the sewing material of cotton, wool fabric or leather with small shrinkage rate, the shape of the front and the back is the same, like a broken line, the stitch is distributed densely, the sewing fastness is generally better than that of manual sewing, the chain stitch is formed by self-connecting or interconnecting the loops of the stitches, commonly used are single-thread chain, double-thread chain and three-thread bag stitch, the stitch is characterized in that the stitch is rich in elasticity, can be stretched along with the sewing material without breaking the stitches, and is suitable for the clothes of the elastic fabric made by thread or the products and clothes blanks which are easy to be loosened by bag sewing, in addition, the sewing machine can be divided into household, industrial and service industry machines according to the purpose, can be divided into a hand sewing machine, a foot sewing machine and an electric sewing machine according to the driving form, during the process of producing the air filter element, the multi-layer filter element needs to be sewn together by using an industrial sewing machine, the air filter element is arranged in an air compressor of the locomotive and is used for filtering dust in the air, when the air filter element is produced and processed, a plurality of layers of filter cotton need to be stacked and sewn by using a flat machine, burrs are left on the edges of the sewn filter cotton, the burrs are uneven, the size is not uniform, the appearance is not attractive, the hook sleeve is easy to appear in the process of installation and disassembly, the operation of workers is inconvenient, the production process of trimming is often adopted for avoiding the uneven edges, i.e. the use of cutting means to trim the edges of the filter cotton, increases the operating steps and production costs, for which, in order to avoid the above technical problems, it is necessary to provide a positioning device for a sewing machine for an air conditioning filter element of a motor vehicle, which overcomes the above-mentioned drawbacks of the prior art.

Disclosure of Invention

The invention aims to provide a positioning device of a sewing machine for an air conditioner filter element of a motor car, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a positioning device of a sewing machine for a bullet train air conditioner filter element comprises a needle rod, wherein a press plate fixing rod is arranged on the left side of the needle rod and is connected with the sewing machine through a bent rod, a press plate is arranged at the bottom end of the press rod fixing rod and is connected with the press rod fixing rod through a bolt, a needle plate is arranged at the bottom of the press plate and is connected with an operation table through a bolt, a covered barrel is arranged on the right side of the needle rod and is in a conical hollow structure, a bottom plate is arranged at the bottom of the left side of the covered barrel and is connected with the covered barrel in a welding mode, a discharge port is arranged at the left end of the covered barrel and is in a U shape, the discharge port and the covered barrel are integrally arranged, a feed port is arranged at the right end of the covered barrel and is integrally arranged with the covered barrel, a fixing plate is arranged on the back of the covered barrel and is connected with, and the left side of the back surface of the edge covering cylinder is provided with a material guide frame, and the material guide frame is rotatably connected with the edge covering cylinder.

Preferably, the pressure pad is arranged at the joint of the pressure plate and the needle plate and is connected with the operating platform through bolts, and the pressure pad is used for assisting the pressure plate to clamp and fix the filter cotton and the edge-covering auxiliary material, so that slipping or jumping is prevented.

Preferably, the front of a section of thick bamboo of borduring is equipped with the access hole, and the access hole sets up as an organic whole with a section of thick bamboo of borduring, and the access hole is used for preventing to bordure and assists the material to take place to pile up in a section of thick bamboo of borduring and block up a section of thick bamboo of borduring.

Preferably, the fixed plate is equipped with the backing plate with the handing-over department at bordure a back, and the fixed plate passes through the backing plate and links to each other with bordure a section of thick bamboo, and the backing plate is used for finely tuning the distance between bordure a section of thick bamboo and the needle bar, can select the backing plate of different thickness according to using the needs.

Preferably, the right end of fixed plate is equipped with the baffle, and baffle and fixed plate setting as an organic whole, and the baffle is used for playing the guide effect to bordure supplementary material.

Compared with the prior art, the invention has the beneficial effects that: the positioning device of the sewing machine for the bullet train air conditioner filter element has the advantages that under the action of the edge covering cylinder, the feeding hole and the discharging hole, the edge covering cylinder is in a conical hollow structure through the matching between the material guide frame and the baffle, edge covering auxiliary materials enter the edge covering cylinder to be in four folds to clamp filter cotton tightly, sewing is carried out through the needle rod, and further burrs at the edges of the filter cotton are wrapped by the edge covering auxiliary materials, so that the whole body is more attractive, the edges are more neat, the defect that the edge covering device is lacked in the traditional industrial sewing machine is overcome, the defect that burrs are uneven at the edges of the existing air conditioner filter element is overcome, the positioning device is not only different in size but also not attractive, hook sleeves are easy to appear in the installation and disassembly processes, the defect of inconvenience is caused for workers to operate is overcome, the working efficiency and the service life of the positioning device of the sewing machine for the bullet train air conditioner filter, the hook cover appears in the edge of air conditioner filter core and frame, changes the inconvenient condition, and is whole more regular, has reduced the operating procedure, still lets current motor car air conditioner sewing machine for filter core's positioner can obtain more recognition on market, has improved this motor car air conditioner sewing machine for filter core's positioner's product quality, has saved the manufacturing cost of enterprise, has avoided the wasting of resources of filter pulp, is fit for using widely.

Drawings

FIG. 1 is a schematic view of a conventional industrial sewing machine;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is an assembly view of the present invention;

FIG. 5 is a view showing the connection of the wrapping cylinder, the fixing plate and the baffle according to the present invention;

FIG. 6 is a connection diagram of the bottom plate, the edge covering tube and the material guiding frame according to the present invention;

FIG. 7 is a schematic view of the structure at B in FIG. 6;

FIG. 8 is a view showing a state of wrapping;

fig. 9 is a four-fold schematic diagram of the auxiliary material of the wrapping.

In the figure: 1. the needle bar, 2, clamp plate dead lever, 3, clamp plate, 4, faller, 5, pressure pad, 6, bordure a section of thick bamboo, 7, discharge gate, 8, feed inlet, 9, fixed plate, 10, backing plate, 11, baffle, 12, guide frame, 13, access hole, 14, bottom plate.

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. 1-9, the present invention provides a technical solution: a positioning device of a sewing machine for a bullet train air conditioner filter element comprises a needle rod 1, wherein the needle rod 1 is made of metal materials and is used for fixing sewing needles to sew filter cottons and edge covering auxiliary materials, a pressing plate fixing rod 2 is arranged on the left side of the needle rod 1 and made of metal materials and used for connecting a pressing plate 3, the pressing plate fixing rod 2 is connected with a sewing machine through a bolt, the needle rod 1 is connected with the sewing machine through a curved rod, a pressing plate 3 is arranged at the bottom end of the pressing plate fixing rod 2 and made of metal materials and used for fixing the filter cottons and the edge covering auxiliary materials, the pressing plate 3 is detachably connected with the pressing plate fixing rod 2 and is in bolted connection with the pressing plate fixing rod 2, a pressing pad 4 is arranged at the bottom of the pressing plate 3, the needle plate 4 is used for enabling a sewing needle to penetrate through a needle plate and to complete knotting through a knotting cam, the pressure pad 5 is connected with an operation table through a bolt, the pressure pad 5 is used for assisting the pressure plate 3 to clamp and fix filter cotton and edge covering auxiliary materials and prevent sliding needles or jumping needles, the edge covering cylinder 6 is arranged on the right side of the needle rod 1 and made of metal and used for containing the edge covering auxiliary materials, the edge covering cylinder 6 is of a conical hollow structure, the front side of the edge covering cylinder 6 is provided with an access hole 13, the access hole 13 and the edge covering cylinder 6 are arranged integrally, the access hole 13 is used for preventing the edge covering auxiliary materials from being accumulated in the edge covering cylinder 6 and blocking the edge covering cylinder 6, the bottom of the left side of the edge covering cylinder 6 is provided with a bottom plate 14, the bottom plate 14 is used for cushioning the edge covering cylinder 6, the height of the edge covering cylinder 6 and the pressure plate 3 is kept consistent, the bottom plate 14 is connected with the edge covering cylinder 6 in a welding mode, the left end of the edge covering cylinder 6 is provided with a discharge hole 7, the discharge hole 7 is used for, the discharge port 7 and the edge covering cylinder 6 are arranged integrally, the right end of the edge covering cylinder 6 is provided with a feed port 8, the feed port 8 is used for feeding edge covering auxiliary materials into the edge covering cylinder 6, the feed port 8 and the edge covering cylinder 6 are arranged integrally, the back of the edge covering cylinder 6 is provided with a fixing plate 9, the fixing plate 9 is used for enabling the connection between the edge covering cylinder 6 and an operation table to be firmer, the fixing plate 9 is connected with the edge covering cylinder 6 through bolts, the right end of the fixing plate 9 is provided with a baffle plate 11, the baffle plate 11 and the fixing plate 9 are arranged integrally, the baffle plate 11 is used for guiding the edge covering auxiliary materials, a backing plate 10 is arranged at the joint of the fixing plate 9 and the back of the edge covering cylinder 6, the fixing plate 9 is connected with the edge covering cylinder 6 through the backing plate 10, the backing plate 10 is used for finely adjusting the distance between the edge covering cylinder 6 and the needle rod 1, and the material guide frame 12 is rotatably connected with the edge covering cylinder 6.

A positioning device of a sewing machine for a bullet train air conditioner filter element comprises a needle rod 1, a pressing plate fixing rod 2, a pressing plate 3, a needle plate 4, a pressing pad 5, a hemming cylinder 6, a discharge hole 7, a feed inlet 8, a fixing plate 9, a backing plate 10, a baffle plate 11, a material guide plate 12, an access hole 13, a bottom plate 14 and other parts, wherein the main matching size, particularly the interference matching size and the related precision of the parts are rechecked before assembly, when the same part is fastened by a plurality of screws (bolts), the screws (bolts) need to be crossed, symmetrical, gradual and uniformly screwed, when in use, the end head of the hemming auxiliary material is inserted into the inner cavity of the hemming cylinder 6 through the feed inlet 8, the end head extends out of the discharge hole 7, the inner cavity of the hemming cylinder 6 is U-shaped, the hemming auxiliary material extending out of the discharge hole 7 is in a four-fold manner, filter cotton is clamped in the hemming auxiliary material, the external power supply of the industrial sewing machine is switched on, the industrial sewing machine is electrified to work, the motor can drive the needle rod to reciprocate up and down through the crankshaft and the crank rod, the moving speed of the needle rod can be adjusted through adjusting the rotating speed of the motor, filter cotton is pushed by one hand of a worker, the feeding speed of the filter cotton is controlled, the filter cotton and the wrapping auxiliary material are enabled to be abutted against the baffle plate 11, the filter cotton and the wrapping auxiliary material are enabled to keep vertical and move along a straight line with the needle rod 1, the position of the wrapping auxiliary material is adjusted by the other hand, the filter cotton and the wrapping auxiliary material are rotated, the wrapping auxiliary material is sewn, after the periphery of the filter cotton is wrapped, the power supply of the motor is cut off, the sewing thread is cut off through scissors, and the sewing work of the positioning device of the sewing machine for.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a motor car air conditioner is sewing machine's for filter core positioner, includes needle bar (1), its characterized in that: the left side of the needle rod (1) is provided with a pressing plate fixing rod (2), the pressing rod fixing rod (2) is connected with a sewing machine through a bolt, the needle rod (1) is connected with the sewing machine through a curved rod, the bottom end of the pressing rod fixing rod (2) is provided with a pressing plate (3), the pressing plate (3) is connected with the pressing rod fixing rod (2) through a bolt, the bottom of the pressing plate (3) is provided with a needle plate (4), the needle plate (4) is connected with an operation table through a bolt, the right side of the needle rod (1) is provided with a covered barrel (6), the covered barrel (6) is of a conical hollow structure, the bottom of the left side of the covered barrel (6) is provided with a bottom plate (14), the bottom plate (14) is connected with the covered barrel (6) in a welding manner, the left end of the covered barrel (6) is provided with a discharge port (7), the discharge port (7) is of a U-shaped, the discharge port (7) and, the feeding hole (8) and the edge covering barrel (6) are arranged integrally, the fixing plate (9) is arranged on the back of the edge covering barrel (6), the fixing plate (9) is connected with the edge covering barrel (6) through bolts, the guide frame (12) is arranged on the left side of the back of the edge covering barrel (6), and the guide frame (12) is rotatably connected with the edge covering barrel (6).

2. The positioning device of claim 1, wherein: the joint of the pressing plate (3) and the needle plate (4) is provided with a pressing pad (5), the pressing pad (5) is connected with the operating platform through bolts, and the pressing pad (5) is used for assisting the pressing plate (3) to clamp and fix the filter cotton and the edge-covering auxiliary material, so that slipping needles or jumping needles are prevented.

3. The positioning device of claim 1, wherein: the front of a section of thick bamboo (6) of borduring is equipped with access hole (13), and access hole (13) and a section of thick bamboo (6) of borduring set up as an organic whole, and access hole (13) are used for preventing to bordure and assist the material to take place to pile up in a section of thick bamboo (6) of borduring and block up a section of thick bamboo (6) of borduring.

4. The positioning device of claim 1, wherein: the joint of the fixing plate (9) and the back of the edge covering cylinder (6) is provided with a base plate (10), the fixing plate (9) is connected with the edge covering cylinder (6) through the base plate (10), the base plate (10) is used for finely adjusting the distance between the edge covering cylinder (6) and the needle rod (1), and the base plate (10) with different thicknesses can be selected according to use requirements.

5. The positioning device of claim 1, wherein: the right-hand member of fixed plate (9) is equipped with baffle (11), and baffle (11) and fixed plate (9) set up as an organic whole, and baffle (11) are used for playing the guide effect to borduring auxiliary material.

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