CN114210791A - Manufacturing device and manufacturing method of gooseneck for wet spinning machine - Google Patents
Manufacturing device and manufacturing method of gooseneck for wet spinning machine Download PDFInfo
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- CN114210791A CN114210791A CN202111522376.5A CN202111522376A CN114210791A CN 114210791 A CN114210791 A CN 114210791A CN 202111522376 A CN202111522376 A CN 202111522376A CN 114210791 A CN114210791 A CN 114210791A
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- 244000261422 Lysimachia clethroides Species 0.000 title claims abstract description 210
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 238000002166 wet spinning Methods 0.000 title claims abstract description 25
- 238000005452 bending Methods 0.000 claims abstract description 149
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 229920000297 Rayon Polymers 0.000 abstract description 15
- 239000000835 fiber Substances 0.000 description 10
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 239000010935 stainless steel Substances 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
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- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
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- 238000002844 melting Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
Abstract
The invention relates to a manufacturing device and a manufacturing method of a gooseneck for a wet spinning machine, wherein the manufacturing device comprises a first bending mould, a second bending mould and a third bending mould, the first bending mould is provided with a first bending mechanism for bending a gooseneck main body along a plane, the second bending mould is provided with a second bending mechanism for bending a part, close to one end, of the gooseneck main body along the plane, the third bending mould is provided with a third bending mechanism for bending one end of the gooseneck main body along the plane, the plane I is perpendicular to the plane II, and the plane I is perpendicular to the plane III. The gooseneck manufactured by the invention has a combined configuration structure with various bending angles and radians, so that the pressure tends to be uniform when the viscose passes through the gooseneck, and the viscose can be distributed into viscose trickles with certain diameter and flow rate according to a certain proportion when the viscose reaches the position of a spinneret.
Description
Technical Field
The invention belongs to the technical field of pipe cold bending, and relates to a manufacturing device and a manufacturing method of a gooseneck for a wet spinning machine, in particular to a manufacturing device and a manufacturing method of a high-precision stainless steel gooseneck which is indispensable in a viscose fiber manufacturing process.
Background
The stainless steel gooseneck is raw material conveying equipment with a complex shape, is suitable for production lines with complex working conditions and compact structures, has the characteristics of corrosion resistance, good adaptability, flexible installation, good reliability and the like, and is widely applied to the mechanical and chemical industries.
Wet spinning is a chemical fiber spinning method in which a polymer is dissolved in a solvent, and a fine flow is sprayed out through a spinneret orifice and enters a coagulated fiber to form a fiber. The fiber-forming polymer suitable for wet spinning has the characteristics that the decomposition temperature is lower than the melting point or the fiber-forming polymer is easy to discolor when heated and can be dissolved in a proper solvent. Synthetic fibers such as polypropylene wax fibers, polyethylene alcohol fibers and the like, and man-made fibers such as viscose fibers, cuprammonium fibers and the like can be produced by wet spinning. The wet spinning device comprises a spinning solution tank, a gooseneck connected with the solution tank, a candle filter and the like. The gooseneck is an indispensable device in wet spinning, is used in a large number in each chemical fiber enterprise, is directly contacted with viscose, and conveys the viscose into a bath of a spinning machine.
At present, the gooseneck is mainly manufactured by a manufacturing process of shaping hoses and decorating metal hoses, the gooseneck made of stainless steel thick-wall pipes is mostly in a simple structural shape and is only bent in the same plane, and the gooseneck with the complex structural shape, such as continuous bending of a space vertical plane, has manufacturing precision which does not meet the use requirement.
Disclosure of Invention
In order to overcome the defects of the existing stainless steel gooseneck manufacturing process, the invention designs the manufacturing device and the manufacturing method of the stainless steel gooseneck, so that the stainless steel gooseneck has good installation precision, corrosion resistance, deformation resistance and stability, is accurately matched in the installation process, is not easy to deform in the use process, and prolongs the service life.
The technical scheme for solving the technical problems is as follows: the utility model provides a manufacturing installation of gooseneck for wet spinning machine, is including the mould of bending one, the mould of bending two and the mould of bending three, the mould of bending one has the mechanism of bending one of the gooseneck main part of bending along plane one, the mould of bending two has the mechanism of bending two of the part that the gooseneck main part of bending along the plane is close to one end, the mould of bending three has the mechanism of bending three of the gooseneck main part one end of bending along plane three, plane one with plane two is perpendicular, plane one with plane three is perpendicular.
The invention adopts the technical scheme that the method has the beneficial effects that: the gooseneck manufactured by the invention has a combined configuration structure with various bending angles and radians, so that the pressure tends to be uniform when the viscose passes through the gooseneck, and the viscose can be distributed into viscose trickles with certain diameter and flow rate according to a certain proportion when the viscose reaches the position of a spinneret.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the first bending mould comprises a first marking platform, a first positioning block and a first bending mechanism, the first positioning block is fixedly arranged on the upper surface of the first marking platform, the other end of the gooseneck main body is fixed, the first scribing platform is provided with a plurality of vertical positioning holes I, the first bending mechanism comprises a first pressing handle, two first rollers and a first pin shaft, the two first rollers can be freely and rotatably arranged on the first pressing handle side by side, a first gap for the gooseneck main body to pass through is reserved between the two first rollers, the first pin shaft passes through the first rollers and the first pressing handle along the axial direction of one of the first rollers, and the first pressing handle can horizontally rotate around the first pin shaft and drive the other roller to horizontally rotate in the circumferential direction, and the upper surface of the first scribing platform is the first plane.
The first gooseneck main body is sequentially and gradually bent in each positioning hole along the direction from the other end to one end of the first gooseneck main body, so that the first gooseneck main body is integrally bent to form a first bend and a second bend.
Furthermore, annular grooves are formed in the middle of the circumferential surfaces of the two first rollers, edges on two sides of the circumferential surfaces of the first rollers abut against each other, and the annular grooves of the two first rollers are spliced to form the first gap.
The beneficial effect of adopting above-mentioned further scheme is that the annular groove at gyro wheel edge can be the semicircular groove, and the semicircular groove of two gyro wheels I splices into circular groove each other, supplies the gooseneck main part to pass, and can change the radius size of the total diameter of gyro wheel I and semicircular groove according to bend radius and position.
The second bending mould comprises a second scribing platform, a second positioning block and a second bending mechanism, the second positioning block is fixedly arranged on the lower surface of the second scribing platform and used for horizontally fixing the bent gooseneck main body, the second bending mechanism comprises a handle support, a second pressing handle, two second rollers and a second pin shaft, one end of the handle support is fixedly connected with the second scribing platform, the other end of the handle support extends to the outside of the scribing platform and is provided with a second horizontal positioning hole, the two second rollers can be freely and rotatably arranged on the second pressing handle in parallel, a second gap for allowing a part of the gooseneck main body close to one end to pass through is reserved between the two second rollers, the second pin shaft passes through the second rollers and the second pressing handle along the axial direction of one of the second rollers and is inserted into the second positioning hole, and the second pressing handle can vertically rotate around the second pin shaft and drive the other second rollers to vertically and circumferentially rotate And the plane of the second pressing handle which vertically rotates is the second plane.
The gooseneck main body is horizontally fixed by the aid of the second positioning block, and then the part, close to one end, of the gooseneck main body is vertically bent from bottom to top by the aid of the second bending mechanism to form the third bend.
Furthermore, annular grooves are formed in the middle of the circumferential surfaces of the two second rollers, edges of two sides of the circumferential surfaces of the two second rollers abut against each other, the annular grooves of the two second rollers are spliced to form the second gap, the second positioning block is provided with a horizontal arc-shaped guide groove, the radian of the second positioning block is identical to that of the bent gooseneck main body, and the edge of the upper side of the arc-shaped guide groove and the bottom of the lower side of the annular groove of the second roller, which is penetrated by the second pin shaft, are located on the same horizontal plane.
The positioning block II is fixed on the marking platform II by using the positioning structure, and the radius of the arc-shaped guide groove on the positioning block II is consistent with that of a bend II formed by bending the gooseneck main body through the bending mould I, so that the gooseneck main body can be accurately fixed. The edge of the upper side of the arc-shaped guide groove and the bottom of the groove at the lower side of the annular groove of the second roller, which is penetrated by the second pin shaft, are positioned on the same horizontal plane, so that the gooseneck main body can be horizontally placed.
Further, the third bending mould comprises a third marking platform, a third gooseneck support, a third gooseneck pinch roller, a third positioning block and a third bending mechanism, the third gooseneck support is vertically and fixedly arranged on the upper surface of the third marking platform, the third gooseneck pinch roller is fixedly arranged on the third gooseneck support and is used for vertically and fixedly fixing the bent gooseneck main body, the third positioning block is fixedly arranged on the upper surface of the third marking platform and is positioned on one side of the third gooseneck support and is used for abutting against the part, close to one end, of the bent gooseneck main body, a third vertical positioning hole is formed in the third marking platform, the third bending mechanism comprises a third pressing handle, a third two rollers and a third pin shaft, the three rollers can be freely and rotatably arranged on the third pressing handle in parallel, and a third gap for one end of the gooseneck main body to pass through is reserved between the three rollers, the third pin shaft penetrates through the third roller and the third pressing handle along the axial direction of one of the third rollers and is inserted into the third positioning hole, the third pressing handle can horizontally rotate around the third pin shaft and drive the other third roller to horizontally and circumferentially rotate, and the upper surface of the third scribing platform is the third plane.
The gooseneck main body bending device has the advantages that one end of the gooseneck main body is bent relative to other parts by the aid of the third bending mould, the gooseneck main body after bending is fixed vertically by the aid of the gooseneck pinch roller and the gooseneck support, the third positioning block abuts against a part, close to one end, of the gooseneck main body after bending, and finally the third bending mechanism is used for horizontally bending one end of the gooseneck main body to obtain the final shape of the gooseneck main body, so that the fourth bending is formed.
Furthermore, annular grooves are formed in the middle of the circumferential surfaces of the three rollers, edges of two sides of the circumferential surfaces of the three rollers abut against each other, the annular grooves of the three rollers are spliced to form a third gap, a vertical arc-shaped gooseneck pipe channel is formed between the gooseneck pipe pressing wheel and the gooseneck pipe support, and the radian of the vertical arc-shaped gooseneck pipe channel is identical to that of the bent gooseneck pipe main body.
The goose neck tube main body is fixed on the scribing platform III through the goose neck tube support and the goose neck tube pinch roller.
The invention also relates to a manufacturing method of the gooseneck for the wet spinning machine, and the manufacturing device of the gooseneck for the wet spinning machine comprises the following steps:
bending the gooseneck main body by using a first bending mould to form a first bend and a second bend on the same plane;
performing preliminary shape adjustment, namely adjusting the shape of the other end of the gooseneck main body and the first bending part and the second bending part, and cutting redundant materials at the other end of the gooseneck main body to reach the size required by a drawing;
bending the part, close to one end, of the gooseneck main body by using a second bending mould to form a third bending;
bending one end of the gooseneck main body by using a third bending mould to form a fourth bending mould;
and finally, adjusting the shape, namely adjusting the shape of the three bent parts, the four bent parts and one end of the gooseneck main body to meet the requirement of dimensional precision.
The invention adopts the technical scheme that the method has the beneficial effects that: the gooseneck main body manufactured by the method has four bends with different directions and different radiuses, and the planes of the centers of the three bends and the four bends and the planes of the centers of the first bend and the second bend keep vertical positions in space, so that the gooseneck main body has a strong pressure stabilizing effect when in use, the service life of a pump body connected with the gooseneck main body is obviously prolonged, and the overhaul period is prolonged.
Further, before bending one, the method also comprises the following steps:
and (4) blanking, namely cutting the prepared raw materials into sections according to the required size by using a sawing machine to obtain the gooseneck main body.
Further, the method also comprises the following steps after the final shape adjustment:
turning, namely turning and molding the end joint of the gooseneck pipe;
welding, namely welding the turned gooseneck end joint with one end of the gooseneck main body;
and (4) post-welding treatment, namely passivating the welding position.
Adopt above-mentioned further scheme's beneficial effect be that gooseneck main part all adopts stainless steel with gooseneck pipe end connection, specifically can be 904L material, perhaps other model steels, obtain stainless steel gooseneck after the welding.
Drawings
FIG. 1 is a front view of a gooseneck in accordance with the present invention;
FIG. 2 is a top view of a gooseneck in accordance with the present invention;
FIG. 3 is a top view of the bending fixture of the present invention;
FIG. 4 is a front view of the bending fixture of the present invention;
FIG. 5 is a top view of a second bending mold of the present invention;
FIG. 6 is a side view of a bending fixture in accordance with the present invention;
FIG. 7 is a top view of a bending mold according to the present invention;
FIG. 8 is a three-side view of the bending fixture of the present invention;
fig. 9 is a three-dimensional view of a gooseneck in accordance with the present invention.
The device comprises a marking platform I, a marking platform II, a marking handle II, a marking platform III, a marking handle III, a mark 18, and a marking handle III;
01. bending one, 02, bending two, 03, bending three, 04 and bending four.
Detailed Description
The principles and features of this invention are described below in conjunction with examples which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
Example 1
The embodiment relates to a manufacturing device of a gooseneck for a wet spinning machine, which comprises a first bending mould, a second bending mould and a third bending mould, wherein the first bending mould is provided with a first bending mechanism for bending the gooseneck main body along a first plane, the second bending mould is provided with a second bending mechanism for bending the gooseneck main body along a second plane and near one end of the gooseneck main body, the third bending mould is provided with a third bending mechanism for bending one end of the gooseneck main body along a third plane, the first plane is perpendicular to the second plane, and the first plane is perpendicular to the third plane.
The gooseneck produced by this example is shown in fig. 1, 2 and 9. The gooseneck includes gooseneck main part and gooseneck tip and connects, all is stainless steel 904L material, and the gooseneck main part has 4 departments to bend, is equidirectional, different radiuses respectively, and curved three 03, curved four 04 center place plane and curved one 01, curved two 02 center place planes keep vertical position in the space, have very strong steady voltage effect when using, are showing the life who has improved rather than being connected the pump body, have prolonged maintenance cycle.
In the embodiment, three different bending dies are adopted to bend the gooseneck main body, the pressure reduction effect of the arc-shaped pipeline is reasonably utilized, and compared with a right-angle bend, the gooseneck manufactured by the invention has a combined configuration structure with various bending angles and radians, so that the pressure of viscose tends to be uniform when passing through the gooseneck, and the viscose can be distributed into viscose trickles with certain diameter and flow speed according to a certain proportion when reaching the position of a spinneret.
Example 2
On the basis of embodiment 1, as shown in fig. 3 and 4, the first bending mold comprises a first marking platform 1, a first positioning block 2 and a first bending mechanism, the first positioning block 2 is fixedly installed on the upper surface of the first marking platform 1 and used for fixing the other end of the gooseneck main body, a plurality of vertical first positioning holes are formed in the first marking platform 1, the first bending mechanism comprises a first pressing handle 3, two first rollers 4 and a first pin shaft 5, the two first rollers 4 are freely and rotatably installed on the first pressing handle 3 side by side, a first gap for the gooseneck main body to pass through is reserved between the two first rollers 4, the first pin shaft 5 passes through the first rollers 4 and the first pressing handle 3 along the axial direction of one of the first rollers 4 and is inserted into one of the first positioning holes, the first pressing handle 3 can horizontally rotate around the first pin shaft 5 and drive the other first roller 4 to horizontally and circumferentially rotate, the upper surface of the first scribing platform 1 is the first plane.
A plurality of positioning holes I are formed in the first marking platform 1, are formed through accurate measurement and hinging, and are arranged into a row along the bending preset angle of the gooseneck main body, so that a pressing handle I3 is installed, the pressing handle I3 sequentially bends the gooseneck main body gradually in the positioning holes along the direction from the other end to one end of the gooseneck main body, and the gooseneck main body is integrally bent to form a first bending part 01 and a second bending part 02. The bending mould is used for bending the first bend 01 and the second bend 02 of the gooseneck main body, so that the central radius forming size of the first bend 01 is R66.5 +/-0.05 mm, the central radius forming size of the second bend 02 is R66 +/-0.05 mm, and the central radius forming size is controlled within a tolerance range. And the irregular radian between the first bend 01 and the second bend 02 reaches the coordinate position required by the size.
The first positioning block 2 can be pressed on the other end of the gooseneck main body and is fixed with the first marking platform 1 through screws or pins.
Example 3
On the basis of the embodiment 2, the middle parts of the circumferential surfaces of the two first rollers 4 are respectively provided with an annular groove, the edges of the two sides of the circumferential surfaces are abutted, and the annular grooves of the two first rollers 4 are spliced to form the first gap.
The annular grooves at the edges of the first rollers 4 can be semicircular grooves, the semicircular grooves of the two first rollers 4 are spliced into a circular groove for the gooseneck main body to pass through, and the total diameter of the first rollers 4 and the radius of the semicircular grooves can be changed according to the bending radius and the position.
One end of the first pressing handle 3 is of a U-shaped groove structure, two rotating shafts are arranged in the U-shaped groove structure and are respectively used for mounting two first rolling wheels 4, the rotating shafts close to the end portions are arranged in a hollow penetrating mode and are used for inserting the first pin shafts 5, and the other end of the first pressing handle is of a long straight handle.
The pin I5 positions the pressing handle I3 and one of the rollers I4, and then the pressing handle I3 can rotate around the pin I5 to carry the other roller I4 to rotate relative to the one roller I4, so that the gooseneck main body passing between the two rollers I4 is bent.
The rear pressing handle II 9, the roller II 10, the pin shaft II 11, the pressing handle III 16, the roller III 17 and the pin shaft III 18 are also of similar structures, but the bending directions are different.
Example 4
On the basis of the above embodiments, as shown in fig. 5 and 6, the second bending mold includes a second scribing platform 6, a second positioning block 7 and a second bending mechanism, the second positioning block 7 is fixedly mounted on the lower surface of the second scribing platform 6 and is used for horizontally fixing the bent gooseneck main body, the second bending mechanism includes a handle bracket 8, a second pressing handle 9, two second rollers 10 and a second pin 11, one end of the handle bracket 8 is fixedly connected with the second scribing platform 6, the other end of the handle bracket extends out of the second scribing platform 6 and is provided with the second horizontal positioning hole, the two second rollers 10 are freely rotatably mounted on the second pressing handle 9 in parallel, a second gap for allowing a portion of the gooseneck main body close to one end to pass through is reserved between the two second rollers 10, and the second pin 11 passes through the second rollers 10 and the second pressing handle 9 along the axial direction of one of the second rollers 10, and the pressing handle II 9 can vertically rotate around the pin shaft II 11 and drive the other roller II 10 to vertically and circumferentially rotate, and the vertical rotating plane of the pressing handle II 9 is the plane II.
And vertically bending the part of the gooseneck main body close to one end relative to other parts by using a second bending mould, specifically, horizontally fixing the bent gooseneck main body by using a second positioning block 7, and vertically bending the part of the gooseneck main body close to one end from bottom to top by using a second bending mechanism to form a third bend 03.
Example 5
On the basis of the embodiment 4, the middle parts of the circumferential surfaces of the two second rollers 10 are respectively provided with an annular groove, the two side edges of the circumferential surfaces of the two second rollers are abutted, the annular grooves of the two second rollers 10 are mutually spliced to form the second gap, the second positioning block 7 is provided with a horizontal arc-shaped guide groove, the radian of the horizontal arc-shaped guide groove is the same as that of the bent gooseneck main body, and the upper side edge of the arc-shaped guide groove and the bottom of the groove on the lower side of the annular groove of the second roller 10, which is penetrated by the second pin shaft 11, are located on the same horizontal plane.
And the second positioning block 7 is fixed on the second scribing platform 6 by utilizing a positioning structure, and the arc-shaped guide groove on the second positioning block is consistent with the radius of a second bend 02 formed by bending the gooseneck main body through the first bending mould and is used for accurately fixing the gooseneck main body. The edge of the upper side of the arc-shaped guide groove and the bottom of the groove at the lower side of the annular groove of the second roller 10, which is penetrated by the second pin shaft 11, are positioned on the same horizontal plane, so that the gooseneck main body can be horizontally placed.
The second positioning block 7 is fixed with the second scribing platform 6 through screws or pins. One end of the handle support 8 is fixedly overlapped on the edge of the second scribing platform 6 close to the second positioning block 7, the other end of the handle support is provided with a vertical slot, two side walls of the slot are respectively provided with a second positioning hole, the part of the second pressing handle 9 with one second roller 10 is inserted into the slot, and the second pin shaft 11 respectively penetrates through the side walls of the slot, the second pressing handle 9 and one second roller 10.
When the gooseneck main body bending device is used, the bent gooseneck main body is horizontally pressed on the marking platform II 6, and the positioning block II 7 and the bent gooseneck main body are used for positioning.
Example 6
On the basis of the above embodiments, as shown in fig. 7 and 8, the third bending mold includes a third marking platform 12, a third gooseneck support 14, a third gooseneck pinch roller 15, a third positioning block 13, and a third bending mechanism, the third gooseneck support 14 is vertically and fixedly mounted on the upper surface of the third marking platform 12, the third gooseneck pinch roller 15 is fixedly mounted on the gooseneck support 14 and is used for vertically fixing the bent gooseneck main body, the third positioning block 13 is fixedly mounted on the upper surface of the third marking platform 12 and is located on one side of the third gooseneck support 14 and is used for abutting against a portion, close to one end, of the bent gooseneck main body, the third marking platform 12 is provided with a third vertical positioning hole, the third bending mechanism includes a third pressing handle 16, two third rollers 17 and a third pin 18, the two third rollers 17 are freely and rotatably mounted on the third pressing handle 16 in parallel, and a third gap for one end of the gooseneck main body to pass through is reserved between the three rollers 17, the third pin shaft 18 passes through the third roller 17 and the third pressing handle 16 along the axial direction of one of the three rollers 17 and is inserted into the third positioning hole, the third pressing handle 16 can horizontally rotate around the third pin shaft 18 and drive the other three rollers 17 to horizontally and circumferentially rotate, and the upper surface of the third scribing platform 12 is the third plane.
And finally, horizontally bending one end of the gooseneck main body by using a third bending mechanism to obtain the shape of the final gooseneck main body, and forming a bend IV 04.
And by manufacturing and using the second bending mould and the third bending mould, the central radius forming sizes of the third bend 03 and the fourth bend 04 are respectively R65 +/-0.05 mm and R60 +/-0.05 mm. And the plane of the centers of the three bends 03 and the four bends 04 and the plane of the centers of the first bends 01 and the second bends 02 keep vertical positions in space, and the position tolerance is controlled within the range of 0.1 mm.
Example 7
On the basis of the embodiment 6, the middle parts of the circumferential surfaces of the two third rollers 17 are respectively provided with an annular groove, the two side edges of the circumferential surfaces of the three rollers are abutted, the annular grooves of the two third rollers 17 are spliced to form a third gap, a vertical arc-shaped gooseneck pipe channel is formed between the gooseneck pipe pinch roller 15 and the gooseneck pipe bracket 14, and the radian of the vertical arc-shaped gooseneck pipe channel is the same as that of the bent gooseneck pipe main body.
There are cavity and downside uncovered in gooseneck pinch roller 15, the cavity upside is the last arc wall that matches with the curved two 02 departments of gooseneck main part, the internal diameter of going up the arc wall is unanimous with the diameter in the relative outside of the curved two 02 departments of gooseneck main part, gooseneck support 14 stretches into in gooseneck pinch roller 15 from the downside of gooseneck pinch roller 15, its upside is the lower arc wall that matches with the curved two 02 departments of gooseneck main part, the internal diameter of lower arc wall is unanimous with the diameter of the relative inboard of the curved two 02 departments of gooseneck main part, utilize gooseneck support 14, gooseneck main part (specifically curved two 02 departments) after gooseneck pinch roller 15 will bend are fixed on marking off platform three 12.
The third positioning block 13 may be a vertical column structure vertically fixed on the third scribing platform 12, a clamping groove is formed in one side of the third positioning block, which is close to the gooseneck pinch roller 15 and the gooseneck bracket 14, and a portion (specifically, the third bend 03) of the bent gooseneck main body, which is close to one end, is clamped in the clamping groove and abuts against the gooseneck main body so that the gooseneck main body does not displace during the bending process. The clamping groove can be an arc-shaped clamping groove or not.
Example 8
On the basis of the above embodiments, the present embodiment relates to a method for manufacturing a gooseneck for a wet spinning machine, and the apparatus for manufacturing a gooseneck for a wet spinning machine includes the following steps:
bending the gooseneck main body by using a first bending mould to form a first bend 01 and a second bend 02 on the same plane;
performing preliminary shape adjustment, namely adjusting the shape of the other end of the gooseneck main body and the positions of the first bend 01 and the second bend 02, and cutting redundant materials at the other end of the gooseneck main body to reach the size required by a drawing;
bending the part, close to one end, of the gooseneck main body by using a second bending mould to form a third bend 03;
bending one end of the gooseneck main body by using a third bending mould to form a fourth bending mould 04;
and finally, adjusting the model, namely adjusting the three bending parts 03 and the four bending parts 04 of the gooseneck main body and one end of the gooseneck main body to meet the requirement of dimensional precision.
Example 9
On the basis of embodiment 8, before bending one, the method further comprises the following steps:
and (4) blanking, namely cutting the prepared raw materials into sections according to the required size by using a sawing machine to obtain the gooseneck main body.
Example 10
On the basis of embodiment 8 or 9, the following steps are included after the final shaping:
turning, namely turning and molding the end joint of the gooseneck pipe;
welding, namely welding the turned gooseneck end joint with one end of the gooseneck main body;
and (4) post-welding treatment, namely passivating the welding position.
In the description of the present invention, it is to be understood that the terms "center", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in 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.
Furthermore, the terms "a" and "an" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "a", "an", or "two" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The manufacturing device of the gooseneck for the wet spinning machine is characterized by comprising a first bending mould, a second bending mould and a third bending mould, wherein the first bending mould is provided with a first bending mechanism for bending the gooseneck main body along a first plane, the second bending mould is provided with a second bending mechanism for bending the gooseneck main body along a second plane and close to one end of the gooseneck main body, the third bending mould is provided with a third bending mechanism for bending one end of the gooseneck main body along the third plane, the first plane is perpendicular to the second plane, and the first plane is perpendicular to the third plane.
2. The manufacturing device of the gooseneck for the wet spinning machine according to claim 1, characterized in that the first bending fixture comprises a first marking platform (1), a first positioning block (2) and a first bending mechanism, the first positioning block (2) is fixedly arranged on the upper surface of the first marking platform (1) and is used for fixing the other end of the gooseneck main body, a plurality of vertical positioning holes are formed in the first marking platform (1), the first bending mechanism comprises a first pressing handle (3), two first rollers (4) and a first pin shaft (5), the two first rollers (4) are freely rotatably arranged on the first pressing handle (3) in parallel, a first gap for the gooseneck main body to pass through is reserved between the two first rollers (4), and the first pin shaft (5) passes through the first rollers (4) and the first pressing handle (3) along the axial direction of one of the first rollers (4), and the pressing handle I (3) can horizontally rotate around the pin I (5) and drive the other roller I (4) to horizontally and circumferentially rotate, and the upper surface of the first scribing platform I (1) is the first plane.
3. The manufacturing device of the gooseneck for the wet spinning machine according to claim 2, characterized in that the middle of the circumferential surface of each of the two first rollers (4) is provided with an annular groove, two side edges of the circumferential surface of each of the two first rollers are abutted, and the annular grooves of the two first rollers (4) are spliced with each other to form the first gap.
4. The manufacturing device of the gooseneck for the wet spinning machine according to claim 1, characterized in that the second bending mold comprises a second marking platform (6), a second positioning block (7) and a second bending mechanism, the second positioning block (7) is fixedly installed on the lower surface of the second marking platform (6) and is used for horizontally fixing the bent gooseneck main body, the second bending mechanism comprises a handle support (8), a second pressing handle (9), two second rollers (10) and a second pin shaft (11), one end of the handle support (8) is fixedly connected with the second marking platform (6), the other end of the handle support extends out of the second marking platform (6) and is provided with a second horizontal positioning hole, the two second rollers (10) are freely rotatably installed on the second pressing handle (9) side by side, and a second gap is reserved between the two second rollers (10) through which a part of the gooseneck main body close to one end passes, the second pin shaft (11) penetrates through the second roller (10) and the second pressing handle (9) along the axial direction of the second roller (10) and is inserted into the second positioning hole, the second pressing handle (9) can vertically rotate around the second pin shaft (11) and drive the second roller (10) to vertically and circumferentially rotate, and the vertical rotating plane of the second pressing handle (9) is the second plane.
5. The manufacturing device of the gooseneck for the wet spinning machine according to claim 4, characterized in that the two rollers (10) are provided with annular grooves in the middle of the circumferential surface, the two side edges of the circumferential surface abut against each other, the annular grooves of the two rollers (10) are spliced to form the second gap, the second positioning block (7) is provided with a horizontal arc-shaped guide groove, the radian of the horizontal arc-shaped guide groove is the same as that of the bent gooseneck body, and the upper side edge of the arc-shaped guide groove is in the same horizontal plane with the bottom of the lower side of the annular groove of the second roller (10) penetrated by the second pin shaft (11).
6. The manufacturing device of the gooseneck for the wet spinning machine according to claim 1, wherein the third bending mold comprises a third marking platform (12), a third gooseneck support (14), a third gooseneck pinch roller (15), a third positioning block (13) and a third bending mechanism, the third gooseneck support (14) is vertically and fixedly mounted on the upper surface of the third marking platform (12), the third gooseneck pinch roller (15) is fixedly mounted on the third gooseneck support (14) and is used for vertically fixing the bent gooseneck main body, the third positioning block (13) is fixedly mounted on the upper surface of the third marking platform (12) and is located on one side of the third gooseneck support (14) and is used for abutting against a part, close to one end, of the bent gooseneck main body, a third vertical positioning hole is formed in the third marking platform (12), and the third bending mechanism comprises a third pressing handle (16), The three-roller gooseneck main body structure comprises two rollers three (17) and a pin shaft three (18), the two rollers three (17) are freely rotatably installed on the pressing handle three (16) side by side, a gap three for allowing one end of the gooseneck main body to penetrate through is reserved between the two rollers three (17), the pin shaft three (18) penetrates through the rollers three (17) and the pressing handle three (16) along the axial direction of one of the rollers three (17) and is inserted into the positioning hole three, the pressing handle three (16) can horizontally rotate around the pin shaft three (18) and drives the other roller three (17) to horizontally and circumferentially rotate, and the upper surface of the scribing platform three (12) is the plane three.
7. The manufacturing device of the gooseneck for the wet spinning machine according to claim 6, characterized in that the middle of the circumferential surface of each of the two third rollers (17) is provided with an annular groove, the two side edges of the circumferential surface of each of the three rollers are abutted, the annular grooves of the three rollers (17) are spliced with each other to form the third gap, and a vertical arc-shaped gooseneck pipe channel is formed between the gooseneck pipe pressing wheel (15) and the gooseneck pipe bracket (14), and the radian of the vertical arc-shaped gooseneck pipe channel is the same as that of the bent gooseneck pipe main body.
8. A method for manufacturing a gooseneck for a wet spinning machine, which is characterized in that the manufacturing device of the gooseneck for the wet spinning machine according to any one of claims 1 to 7 is adopted, and comprises the following steps:
bending the gooseneck main body by using a first bending mould to form a first bend (01) and a second bend (02) on the same plane;
performing preliminary shape adjustment, namely adjusting the shape of the other end of the gooseneck main body and the positions of the first bend (01) and the second bend (02), and cutting redundant materials at the other end of the gooseneck main body to reach the size required by a drawing;
bending the part, close to one end, of the gooseneck main body by using a second bending mould to form a third bend (03);
bending one end of the gooseneck main body by using a third bending mould to form a fourth bending mould (04);
and finally, adjusting the model, namely adjusting the three (03) bend, the four (04) bend and one end of the gooseneck main body to meet the requirement of dimensional accuracy.
9. The method of claim 8, further comprising the step of, before bending the first gooseneck, the step of:
and (4) blanking, namely cutting the prepared raw materials into sections according to the required size by using a sawing machine to obtain the gooseneck main body.
10. The method for manufacturing a gooseneck for a wet spinning machine according to claim 8, further comprising the following steps after the final shaping:
turning, namely turning and molding the end joint of the gooseneck pipe;
welding, namely welding the turned gooseneck end joint with one end of the gooseneck main body;
and (4) post-welding treatment, namely passivating the welding position.
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