CN111151971A - Production process of chain type quick hoop - Google Patents
Production process of chain type quick hoop Download PDFInfo
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- CN111151971A CN111151971A CN201911388324.6A CN201911388324A CN111151971A CN 111151971 A CN111151971 A CN 111151971A CN 201911388324 A CN201911388324 A CN 201911388324A CN 111151971 A CN111151971 A CN 111151971A
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- hoop
- connecting piece
- production process
- brake block
- chain type
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000005520 cutting process Methods 0.000 claims abstract description 30
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 238000012937 correction Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims description 33
- 238000005238 degreasing Methods 0.000 claims description 19
- 230000003647 oxidation Effects 0.000 claims description 18
- 238000007254 oxidation reaction Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 15
- 238000007654 immersion Methods 0.000 claims description 11
- 230000007935 neutral effect Effects 0.000 claims description 11
- 230000032683 aging Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 230000002950 deficient Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004891 communication Methods 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005237 degreasing agent Methods 0.000 description 14
- 239000013527 degreasing agent Substances 0.000 description 14
- 239000000126 substance Substances 0.000 description 12
- 230000002378 acidificating effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 235000019795 sodium metasilicate Nutrition 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 235000019832 sodium triphosphate Nutrition 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 2
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 2
- 235000019801 trisodium phosphate Nutrition 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000007743 anodising Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
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- 230000000087 stabilizing effect Effects 0.000 description 1
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Images
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
A production process of a chain type quick hoop comprises the following steps: 1. processing hoop parts; 2. assembling; 3. warehousing; wherein, the production technology of the hoop unit comprises the following steps: stretching; passing through a water cooling tank; cutting off for the first time; straightening; cooling at normal temperature; secondary cutting; time correction; cutting off for three times; and removing the surface burrs. The invention has the beneficial effects that: the production process of the chain type quick hoop can reduce the production cost and accelerate the production speed, and the produced hoop has better quality; the chain type hoop produced by the invention can be used for increasing or reducing hoop units at will, the installation requirements of pipe towers with different sizes can be met without customized processing, and the hoop with the hoop chain structure can well disperse the gravity of communication equipment to the whole hoop chain, so that the bearing capacity of the pipe tower is increased; the hoop product provided by the invention has no welding spot, has strong corrosion resistance and avoids the trouble of frequent maintenance.
Description
Technical Field
The invention relates to the technical field of communication equipment, in particular to a production process of a chain type quick hoop.
Background
The existing communication pipe tower is shared by a mobile network 2G device, a mobile network 3G device and a mobile network 4G device, several networks need a sky space with antennas, and the existing sky space is seriously insufficient along with the preparation of the 5G devices for market.
The existing communication equipment is generally installed by adopting two installation modes: firstly, equipment is bound on a pipe tower by using a steel binding belt, and when the pipe tower adopts the installation mode, the pipe tower is small in bearing capacity and only can be used for fixing light equipment, and potential safety hazards exist when heavy equipment is fixed; secondly, according to the pipe tower customization steel band, weld into equipment fixing platform, install on the pipe tower, when adopting this kind of mode to fix, although solved the little problem of bearing, because pipe tower scheme is various, all need measure the pipe diameter before every pipe tower installation, there is the customization cycle length, the loaded down with trivial details problem of processing, in addition, when carrying out the installation of large batch pipe tower, every pipe tower all will weld, and efficiency is slow, in addition through the installation platform that the welding formed, the dead weight is great, and corrosion resistance is poor, needs frequently to go up the tower and maintains, has increased work load and potential safety hazard in the intangible.
Disclosure of Invention
The invention aims to provide a production process of a chain type quick hoop, which aims to solve the problems in the background technology.
In order to achieve the above object, this embodiment provides a production process of a chain type quick hoop, including the following steps:
1. processing hoop parts: the part of staple bolt includes hoop unit, first connecting piece, second connecting piece, retaining member, first brake pad, second brake pad, bolt, nut, and wherein, bolt, nut are the standard component, can directly purchase, and is all the other: the hoop unit, the first connecting piece, the second connecting piece, the locking piece, the first brake block and the second brake block are required to be processed and produced;
2. assembling; selecting the number of hoop units according to the customized size, and then carrying out the assembly between the hoop units and the first connecting piece, the assembly between the hoop units and the second connecting piece, the assembly between the second connecting piece and the locking piece, and the assembly between the locking piece and the first brake block and the second brake block;
3. warehousing: packaging the product and storing the product in a warehouse;
wherein, the production technology of the hoop unit comprises the following steps:
1.1 cutting: cutting the raw material according to the size of the raw material which can be accommodated by the profile extruder, wherein an aluminum bar is used as the raw material as a preferred technical scheme;
1.2, stretching: putting the raw materials into a feeding port of a profile extruder for preheating, and extruding and stretching the preheated raw materials through a die to form a primary product;
1.3 passing through a water cooling tank: putting the primary product formed by stretching into a water cooling tank;
1.4 primary cutting: taking out a primary product in the cold water tank, and cutting off defective stub bars at two ends by using a cutting machine so as to facilitate product straightening;
1.5 straightening: clamping two ends of a primary product by an automatic clamping machine, and straightening the two ends outwards until the product is cooled;
1.6, cooling at normal temperature: storing for 6-10 hours under ventilation condition until completely cooling to room temperature;
1.7 secondary cutting: according to the size of the material which can be contained in the aging furnace, a cutting machine is used for carrying out secondary cutting on the primary product;
1.8 time correction: placing the workpiece into an aging furnace for 8-12 hours to perform an aging process, eliminating the internal stress of the workpiece, stabilizing the structure and the size, improving the mechanical property and the like, and using aluminum as a raw material to realize the remarkable increase of the hardness after aging to obtain a secondary product;
1.9 three cuts: cutting the secondary product for three times according to the size of the drawing to obtain a tertiary product;
1.10 removing the surface burrs to obtain a finished product.
Further, the preheating temperature of the section extruder is 400-600 ℃, and the preheating time is 25-35 minutes.
Further, the water temperature of the cold water tank is as follows: 10-25 ℃, immersion time: controlling the temperature of the primary product after passing through a cold water tank to be 50-80 ℃ for 1-5 minutes.
Further, in step 1.2, the mold includes a front mold and a rear mold, the front mold and the rear mold can be assembled together, the front mold is provided with a contour hole, the rear mold is provided with a material injection hole, the rear mold is further provided with an inner contour piece, the inner contour piece is wrapped in the contour hole, the mold shown in the figure is a hoop unit, and when in processing, a preheated raw material is extruded into the mold, so that a strip part with the same cross-sectional shape as the hoop unit can be stretched.
Further, it will be appreciated by those skilled in the art that by requiring a change in the shape of the mould, the general structure of the retaining member, the first stop and the second stop can be machined with reference to the hoop unit manufacturing process, except that after step 1.9, an additional step is added:
1.10, slot/hole: and (4) processing the tertiary product by a milling machine according to the drawing requirements, or punching a groove/hole by a punch.
Further, the production process of the first connecting piece and the second connecting piece comprises the following steps:
(1) feeding: placing a plate on a punch;
(2) stamping: punching and molding the plate according to the structure in the drawing by using a punch;
(3) and (4) deburring.
Further, the parts: the hoop unit, the first connecting piece, the second connecting piece, the locking piece, the first brake block and the second brake block can be processed by a die casting molding method, but compared with the production process provided by the invention, the production speed is lower, and in addition, under the condition of not counting the processing cost, the parts can be processed by CNC (computerized numerical control) processing and linear cutting methods, but the two processing methods have higher processing cost and are not suitable for large-batch production.
Further, after each part is machined in step 1, the following parts can be aimed at: the method comprises the following steps of carrying out an anodic oxidation process on a hoop unit, a locking member, a first brake block and a second brake block to enable the surface to be subjected to anodic oxidation so as to generate a compact film layer, wherein the method comprises the following steps:
2.1 acid washing: the parts are immersed in an acid degreasing tank, so that surface oil stains can be removed and a natural oxidation film can be removed;
2.2 first water washing: washing twice;
2.3 alkaline washing: immersing the part into an alkaline degreasing pool, and eliminating the extrusion indentation generated in the processing process to ensure that the surface of the part is smooth;
2.4 second water washing: washing twice;
2.5 neutralization: immersing the part in a neutral degreasing bath to neutralize excessive alkali;
2.6 third water washing: washing twice;
2.7 anodic oxidation: immersing the part into an anodic oxidation tank, and connecting the part into an anode of a direct-current power supply for oxidation;
2.8 fourth water washing: washing twice;
2.9 hole sealing: immersing the part into a closed pool to form a surface film layer;
2.10 draining: washing twice, and then naturally drying until no water stain exists on the surface of the part.
Further, in step 2.1, the substance in the acidic degreasing tank is an acidic degreasing agent solution with the concentration of about 5%, the acidic degreasing agent mainly comprises inorganic acid and a surfactant, the temperature of the acidic degreasing tank is 20 ℃, and the immersion time of the part is 1-5 minutes.
Further, in step 2.3, the substance in the alkaline degreasing pool is an alkaline degreasing agent solution with the concentration of about 5%, the substance of the alkaline degreasing agent mainly comprises sodium hydroxide, sodium carbonate, sodium phosphate tribasic, sodium metasilicate and sodium tripolyphosphate, the temperature of the alkaline degreasing pool is 20 ℃, and the immersion time of the part is 1-5 minutes.
Further, in step 2.5, the substance in the neutral degreasing pool is a neutral degreasing agent solution with a concentration of about 5%, the neutral degreasing agent mainly comprises a surfactant, such as OP-10, TX-10, AEO9, JFC, LAS and sulfonic acid, the temperature of the neutral degreasing agent is 20 ℃, and the immersion time of the part is 1-5 minutes.
Further, in step 2.7, the anodic oxidation cell has a concentration of 150-180g/l H2SO45-15g/l of AL3+The temperature of the anodic oxidation pond is 20 +/-1 ℃, and the immersion time is 1-5 minutes.
Further, in step 2.9, the substance in the closed pool is a closed liquid, and the substance in the closed liquid is mainly Ni2+Ions and F-Ions of which Ni2+In a concentration of 0.2-1.2g/l, F-The concentration of the ions is 0.35-0.6g/l, the pH value of the sealing liquid is 5.6-6.5, the temperature of the sealing liquid is 20-30 ℃, and the hole sealing time is a film layerThickness (um) × 1.2 min.
Further, the assembly between the hoop unit and the first connecting member in step 2 is applied to the connection between two hoop units, and includes: the bolt sequentially penetrates through a second connecting hole in the first connecting piece, a first connecting hole in the hoop unit and a second connecting hole in the second connecting piece, and simultaneously, the arc-shaped structure openings in the first connecting piece, the hoop unit and the second connecting piece face to the same side during assembly and are fastened by nuts to form a hoop chain, and two hoop units are arranged at two ends of the hoop chain.
Further, the assembly between the hoop unit and the second connector in step 2 is applied to both ends of the hoop chain, including: and the bolt sequentially passes through a third connecting hole on the first connecting piece, the first connecting hole of the hoop unit and a third connecting hole on the second connecting piece, and simultaneously, the arc-shaped structure openings on the first connecting piece, the hoop unit and the second connecting piece face to the same side and are fastened by nuts.
Further, the assembly between the second connector and the locker in step 2 is applied to both ends of the hoop chain, including: two bolts sequentially penetrate through two third connecting holes in the first connecting piece, two fourth connecting holes in the locking pieces and two third connecting holes in the second connecting piece, and under the condition that the hoop chain is bent into a chain ring along the circular arc direction of the hoop unit, the two locking pieces are located outside the chain ring, and the opening directions of the arc surfaces on the two locking pieces are opposite and are fastened by nuts.
Further, the assembly between the retaining member and the first and second stop blocks in step 2 is applied between two retaining members on the bracelet, and comprises: the circular arc surface of the first brake block is attached to the circular arc surface of the first locking block, the circular arc surface of the second brake block is attached to the circular arc surface of the second locking block, the bolt sequentially penetrates through the second communicating hole in the first brake block, the first connecting hole of the first locking block, the first connecting hole of the second locking block and the third communicating hole of the second brake block, the two ends of the bolt are fastened by nuts, and therefore the chain type quick hoop is assembled.
Further, for convenience of description and clarity of description, the assembly of the hoop follows a certain sequence, but those skilled in the art should understand that the sequence of the assembly between the hoop unit and the first connecting member, the assembly between the hoop unit and the second connecting member, the assembly between the second connecting member and the locking member, and the assembly between the locking member and the first and second stop blocks may be changed without affecting the assembly of the hoop, and therefore the sequence of the assembly of the hoop is not limited by the present invention.
Furthermore, when the hoop unit and the first connecting piece are assembled and the hoop unit and the second connecting piece are assembled, the bolt and the nut are screwed to the proper positions, so that at least 1mm of distance is ensured between the hoop unit and the first connecting piece and between the hoop unit and the second connecting piece, and the hoop unit and the first connecting piece and the second connecting piece can rotate freely; when the locking member is assembled with the first brake block and the second brake block, the bolt and the nut can be screwed because the connecting positions do not need to be rotated, so that the connection is firm.
In conclusion, the beneficial effects of the invention are as follows: the production process of the chain type quick hoop can reduce the production cost and accelerate the production speed, and the produced hoop has better quality; the chain type hoop produced by the invention can be used for increasing or reducing hoop units at will, the installation requirements of pipe towers with different sizes can be met without customized processing, and the hoop with the hoop chain structure can well disperse the gravity of communication equipment to the whole hoop chain, so that the bearing capacity of the pipe tower is increased; the hoop product provided by the invention has no welding spot, has strong corrosion resistance, and avoids the trouble of frequent maintenance; locking device can fix the staple bolt fast, simple to operate greatly reduces the engineering time.
Drawings
FIG. 1 is a perspective view of a hoop unit;
FIG. 2 is a perspective view of a first connector;
FIG. 3 is a perspective view of a second link;
FIG. 4 is a perspective view of the retaining member;
FIG. 5 is a right side view of FIG. 4;
FIG. 6 is a perspective view of a first brake pad;
FIG. 7 is a perspective view of the second brake pad;
FIG. 8 is a perspective view of the chain type quick hoop after the chain type quick hoop is assembled;
FIG. 9 is an exploded view of the hoop unit mold;
FIG. 10 is a front view of the hoop unit mold;
figure 11 is a rear view of the hoop unit mold.
Detailed Description
In the following, embodiments of the present invention are described in further detail, it should be noted that the examples are merely illustrative of the present invention and should not be considered as limiting, and that all features disclosed in the examples of the present invention, or steps in all methods or processes disclosed, can be combined in any way, except for mutually exclusive features and/or steps.
Since the chain type quick hoop is formed by assembling a plurality of parts, for the sake of clarity of description, a person skilled in the art can well understand the production process of the chain type quick hoop, and the same parts repeatedly appearing in the process are distinguished by using the first part … … and the second part … ….
The chain type shortcut hoop provided by the embodiment comprises a hoop unit 10, a first connecting piece 20, a second connecting piece 30, a locking piece 40, a first brake block 50, a second brake block 60, a bolt and a nut, wherein the bolt and the nut are standard pieces and can be directly purchased and rest: the hoop unit 10, the first connector 20, the second connector 30, the locker 40, the first brake shoe 50, and the second brake shoe 60 are manufactured.
The first connecting piece 20 is provided with two second connecting holes 21, the edge of the first connecting piece 20 is arc-shaped, and the first connecting piece 20 is a symmetrical piece.
The second connecting member 30 is provided with four third connecting holes 31, the edge of the second connecting member 30 is arc-shaped, and the second connecting member 30 is a symmetrical member.
The locker 40 is provided with an arc surface 41, a first coupling hole 42 is formed at a middle portion of the arc surface 41, and two fourth coupling holes 43 are formed in the locker 40.
One surface of the first brake block 50 is a circular arc, and the other surface is flat, a second communication hole 51 is arranged at the center of the first brake block 50, and the first brake block 50 is a symmetrical piece.
One surface of the second brake block 60 is circular arc, the other surface is provided with a rectangular groove 61, the center of the second brake block 60 is provided with a third communicating hole 62, and the second brake block 60 is a symmetrical piece.
The embodiment provides a production process of a chain type quick hoop, which comprises the following steps:
1. processing hoop parts: the general hoop part of this embodiment includes hoop unit 10, first connecting piece 20, second connecting piece 30, retaining member 40, first brake block 50, second brake block 60, bolt, nut, wherein, bolt, nut are standard parts, can directly purchase, the rest: the hoop unit 10, the first connector 20, the second connector 30, the locking member 40, the first brake block 50 and the second brake block 60 are all required to be processed;
2. assembling; selecting the number of hoop units according to the customized size, and then performing the assembly between the hoop unit 10 and the first connecting member 20, the assembly between the hoop unit 10 and the second connecting member 30, the assembly between the second connecting member 30 and the locking member 40, and the assembly between the locking member 40 and the first and second brake shoes 50 and 60;
3. warehousing: packaging the product and storing the product in a warehouse;
wherein, the production process of the hoop unit 10 comprises:
1.1 cutting: cutting the raw material according to the size of the raw material which can be accommodated by the profile extruder, wherein an aluminum bar is used as the raw material in the embodiment;
1.2, stretching: putting the raw materials into a feeding port of a profile extruder for preheating, and extruding and stretching the preheated raw materials through a die to form a primary product;
1.3 passing through a water cooling tank: putting the primary product formed by stretching into a water cooling tank;
1.4 primary cutting: taking out a primary product in the cold water tank, and cutting off defective material heads at two ends by using a section cutting machine so as to facilitate product straightening;
1.5 straightening: clamping two ends of a primary product by an automatic clamping machine, and straightening the two ends outwards until the product is cooled;
1.6, cooling at normal temperature: storing for 6-10 hours under ventilation condition until completely cooling to room temperature;
1.7 secondary cutting: according to the size of the material which can be contained in the aging furnace, a profile cutting machine is used for carrying out secondary cutting on the primary product;
1.8 time correction: the aluminum alloy is placed into an aging furnace for an aging process for 8-12 hours, so that the internal stress of a workpiece can be eliminated, the structure and the size can be stabilized, the mechanical property can be improved, and the like;
1.9 three cuts: cutting the secondary product for three times according to the size of the drawing to obtain a tertiary product;
1.10 removing the surface burrs to obtain a finished product.
Preferably, the preheating temperature of the profile extruder is 400-600 ℃, and the preheating time is 25-35 minutes.
Preferably, the water temperature of the cold water tank is as follows: 10-25 ℃, immersion time: controlling the temperature of the primary product after passing through a cold water tank to be 50-80 ℃ for 1-5 minutes.
Preferably, in step 1.2, the mold comprises a front mold 80 and a rear mold 81, the front mold 80 and the rear mold 81 can be assembled together, the front mold is provided with an outer contour hole 82, the rear mold 81 is provided with a material injection hole 83, the rear mold 81 is further provided with an inner contour 84, the inner contour 84 is wrapped in the outer contour hole 82, and referring to fig. 9-11, the mold of the hoop unit 10 is shown, and when processing, a long piece with the same cross-sectional shape as the hoop unit 10 can be drawn by extruding the preheated raw material into the mold.
Preferably, those skilled in the art will appreciate that by requiring a change in the shape of the mold, the general structure of the retaining member 40, the first stop 50, and the second stop 60 can be manufactured with reference to the manufacturing process of the hoop unit 10, except that an additional step is added after step 1.9:
1.10, slot/hole: and (4) processing the tertiary product by a milling machine according to the drawing requirements, or punching a groove/hole by a punch.
Production process of the first connecting piece 20 and the second connecting piece 30:
(1) feeding: placing a plate on a punch;
(2) stamping: punching and molding the plate according to the structure in the drawing by using a punch;
(3) and (4) deburring.
Preferably, the parts: the hoop unit 10, the first connecting member 20, the second connecting member 30, the locking member 40, the first brake pad 50 and the second brake pad 60 can also be processed by a die-casting molding method, but compared with the production process provided by the invention, the production speed is slower, and besides, under the condition of not counting the processing cost, the CNC (computer numerical control) processing and the wire cutting method can be selected to process the parts, but the two processing methods have higher processing cost and are not suitable for mass production.
Preferably, after the processing of each part in step 1 is completed, the following steps are performed: the hoop unit 10, the locker 40, the first stopper 50, and the second stopper 60 can perform an anodizing process to anodize the surface and form a dense film layer, including the steps of:
2.1 acid washing: the parts are immersed in an acid degreasing tank, so that surface oil stains can be removed and a natural oxidation film can be removed;
2.2 first water washing: washing twice;
2.3 alkaline washing: immersing the part into an alkaline degreasing pool, and eliminating the extrusion indentation generated in the processing process to ensure that the surface of the part is smooth;
2.4 second water washing: washing twice;
2.5 neutralization: immersing the part in a neutral degreasing bath to neutralize excessive alkali;
2.6 third water washing: washing twice;
2.7 anodic oxidation: immersing the part into an anodic oxidation tank, and connecting the part into an anode of a direct-current power supply for oxidation;
2.8 fourth water washing: washing twice;
2.9 hole sealing: immersing the part into a closed pool to form a surface film layer;
2.10 draining: washing twice, and then naturally drying until no water stain exists on the surface of the part.
Preferably, in step 2.1, the substance in the acidic degreasing tank is an acidic degreasing agent solution with a concentration of about 5%, the acidic degreasing agent mainly comprises an inorganic acid and a surfactant, the temperature of the acidic degreasing tank is 20 ℃, and the immersion time of the part is 1-5 minutes.
Preferably, in step 2.3, the substance in the alkaline degreasing tank is an alkaline degreasing agent solution with a concentration of about 5%, the substance of the alkaline degreasing agent mainly comprises sodium hydroxide, sodium carbonate, sodium phosphate tribasic, sodium metasilicate and sodium tripolyphosphate, the temperature of the alkaline degreasing tank is 20 ℃, and the immersion time of the part is 1-5 minutes.
Preferably, in step 2.5, the substance in the neutral degreasing pool is a neutral degreasing agent solution with the concentration of about 5%, the neutral degreasing agent mainly comprises a surfactant, such as OP-10, TX-10, AEO9, JFC, LAS and sulfonic acid, the temperature of the neutral degreasing agent is 20 ℃, and the immersion time of the part is 1-5 minutes.
Preferably, in step 2.7, the anodic oxidation cell has a concentration of 150-180g/l H2SO45-15g/l of AL3+The temperature of the anodic oxidation pond is 20 +/-1 ℃, and the immersion time is 1-5 minutes.
Preferably, in step 2.9, the substance in the closed cell is a closed liquid, and the substance in the closed liquid is mainly Ni2+Ions and F-Ions of which Ni2+In a concentration of 0.2-1.2g/l, F-The concentration of the ions is 0.35-0.6g/l, the pH value of the sealing liquid is 5.6-6.5, the temperature of the sealing liquid is 20-30 ℃, and the hole sealing time is membrane thickness (um) multiplied by 1.2 min.
The assembly between the hoop unit 10 and the first connecting member 20 in step 2 is applied to the connection between two hoop units 10, and includes: the bolts sequentially pass through the second connecting hole 21 on the first connecting piece 20, the first connecting hole 11 of the hoop unit 10 and the second connecting hole 21 on the second connecting piece 20, and simultaneously, the arc-shaped structure openings on the first connecting piece 20, the hoop unit 10 and the second connecting piece 20 face to the same side during assembly and are fastened by nuts to form a hoop chain, and two hoop units 10 are arranged at two ends of the hoop chain.
The assembly between the hoop unit 10 and the second connector 30 in step 2 is applied to both ends of the hoop chain, including: the bolts sequentially pass through the third connecting hole 31 on the first second connecting piece 30, the first connecting hole 11 of the hoop unit 10 and the third connecting hole 31 on the second connecting piece 30, and simultaneously, the arc-shaped openings on the first second connecting piece 30, the hoop unit 10 and the second connecting piece 30 face the same side and are fastened by nuts.
The assembly between the second connector 30 and the locker 40 in step 2 is applied to both ends of the hoop chain, including: two bolts are sequentially passed through the two third connecting holes 31 of the first second connecting member 30, the two fourth connecting holes 43 of the locker 40, and the two third connecting holes 31 of the second connecting member 30, and in the case where the hoop chain is bent into a link along the arc direction of the hoop unit 10, the two lockers 40 are located outside the link, and the opening directions of the arc surfaces 41 of the two lockers 40 are opposite, and fastened with nuts.
The assembly of the locking member 40 with the first and second stop blocks 50 and 60 in step 2 is applied between two locking members 40 on the bracelet, comprising: the circular arc surface of the first brake block 50 is attached to the circular arc surface of the first locking block 40, the circular arc surface of the second brake block 60 is attached to the circular arc surface of the second locking block 40, the bolts sequentially penetrate through the second communicating hole 51 in the first brake block 50, the first communicating hole 42 of the first locking block 40, the first communicating hole 42 of the second locking block 40 and the third communicating hole 62 of the second brake block 60, and the two ends of the bolts are fastened through nuts, so that the chain type quick hoop is assembled.
Preferably, the assembly of the hoop follows a certain sequence for convenience and clarity of description, but those skilled in the art should understand that the sequence of the assembly between the hoop unit 10 and the first connector 20, the assembly between the hoop unit 10 and the second connector 30, the assembly between the second connector 30 and the locker 40, and the assembly between the locker 40 and the first and second stoppers 50 and 60 may be changed without affecting the assembly of the hoop, and thus the sequence of the assembly of the hoop is not limited by the present invention.
Preferably, when the hoop unit 10 and the first connecting piece 20 are assembled and the hoop unit 10 and the second connecting piece 30 are assembled, the bolt and the nut are screwed to the proper positions, so that at least 1mm of distance between the hoop unit 10 and the first connecting piece 20 and the second connecting piece 30 is ensured, and the hoop unit 10 and the first connecting piece 20 and the second connecting piece 30 can rotate freely; when the locking member 40 is assembled with the first and second brake blocks 50 and 60, the bolt and the nut can be screwed to fix the connection because the several connection positions do not need to be rotated.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (10)
1. A production process of a chain type quick hoop is characterized by comprising the following steps:
1. processing hoop parts: the part of staple bolt is including hoop unit, first connecting piece, second connecting piece, retaining member, first brake pad, second brake pad, bolt, nut, and wherein, bolt, nut are standard, all the other: the hoop unit, the first connecting piece, the second connecting piece, the locking piece, the first brake block and the second brake block need to be processed and produced;
2. assembling; selecting the number of the hoop units, and carrying out assembly between the hoop units and the first connecting piece, assembly between the hoop units and the second connecting piece, assembly between the second connecting piece and the locking piece, and assembly between the locking piece and the first brake block and the second brake block;
3. warehousing: packaging the product and storing the product in a warehouse;
wherein, the production technology of the hoop unit comprises the following steps:
1.1 stretching: putting the raw materials into a feeding port of a profile extruder for preheating, and extruding and stretching the preheated raw materials through a die to form a primary product;
1.2 passing through a water cooling tank: putting the primary product formed by stretching into a water cooling tank;
1.3 primary cutting: taking out a primary product in the cold water tank, and cutting off defective stub bars at two ends by using a cutting machine;
1.4 straightening: clamping two ends of a primary product by an automatic clamping machine, and straightening the two ends outwards until the product is cooled;
1.5, cooling at normal temperature: storing for 6-10 hours under ventilation condition until completely cooling to room temperature;
1.6 secondary cutting: according to the size of the material which can be contained in the aging furnace, a cutting machine is used for carrying out secondary cutting on the primary product;
1.7 hour correction: putting the mixture into an aging furnace to perform an aging process for 8 to 12 hours to obtain a secondary product;
1.8 three cuts: cutting the secondary product for three times according to the size of the drawing to obtain a tertiary product;
and 1.9 removing the surface burrs to obtain a finished product.
2. The production process of the chain type quick anchor ear as claimed in claim 1, wherein the preheating temperature of the profile extruder is 400-600 ℃ and the preheating time is 25-35 minutes.
3. The production process of the chain type quick anchor ear according to claim 1, wherein the water temperature of the cold water tank is as follows: 10-25 ℃, immersion time: controlling the temperature of the primary product after passing through a cold water tank to be 50-80 ℃ for 1-5 minutes.
4. The production process of the chain type quick hoop according to claim 1, wherein the locking member, the first brake block and the second brake block can be processed according to the production process of the hoop unit by replacing corresponding dies, and a new process is added after the step 1.8:
1.9 grooving/grooving: and (4) processing grooves/holes on the tertiary product according to the requirements of the drawing, wherein the grooves/holes can be processed by a milling machine or a punching machine.
5. The production process of the chain type quick anchor ear according to claim 1, wherein the production process of the first connecting piece and the second connecting piece comprises the following steps:
1. feeding: placing a plate on a punch;
2. stamping: punching and molding the plate according to the structure in the drawing by using a punch;
3. and (4) deburring.
6. After finishing the part machining in step 1, aiming at the part: the anodic oxidation process is carried out on the hoop unit, the locking piece, the first brake block and the second brake block, and the anodic oxidation process comprises the following steps:
2.1 acid washing: immersing the part into an acid degreasing pool;
2.2 first water washing: washing twice;
2.3 alkaline washing: immersing the part into an alkaline degreasing pool;
2.4 second water washing: washing twice;
2.5 neutralization: immersing the part into a neutral degreasing pool;
2.6 third water washing: washing twice;
2.7 anodic oxidation: immersing the part into an anodic oxidation tank, and connecting the part into an anode of a direct-current power supply;
2.8 fourth water washing: washing twice;
2.9 hole sealing: immersing the part into a closed pool;
2.10 draining: washing twice, and naturally drying.
7. The production process of the chain type quick anchor ear according to claim 1, wherein the assembling between the hoop unit and the first connecting member in the step 2 comprises: and the bolt sequentially penetrates through the first connecting piece, the hoop unit and the second first connecting piece and is fastened by a nut.
8. The production process of the chain type quick anchor ear according to claim 1, wherein the assembling of the hoop unit and the second connecting member in the step 2 comprises: and the bolt sequentially penetrates through the first connecting piece, the hoop unit and the second connecting piece and is fastened by a nut.
9. The production process of the chain type quick hoop according to claim 1, wherein the assembling between the second connecting member and the locking member in the step 2 comprises: and the bolt sequentially penetrates through the first second connecting piece, the locking piece and the second connecting piece and is fastened by the nut.
10. The production process of the chain type quick hoop according to claim 1, wherein the assembling of the locking member with the first brake block and the second brake block in the step 2 comprises: and the bolt sequentially passes through the first brake block, the first locking block, the second locking block and the second brake block, and the two ends of the bolt are fastened by nuts.
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| CN201911388324.6A CN111151971A (en) | 2019-12-30 | 2019-12-30 | Production process of chain type quick hoop |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911388324.6A CN111151971A (en) | 2019-12-30 | 2019-12-30 | Production process of chain type quick hoop |
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| CN111151971A true CN111151971A (en) | 2020-05-15 |
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| CN109737119A (en) * | 2018-09-29 | 2019-05-10 | 杭州七友通信科技有限公司 | A kind of quick anchor ear of chain type |
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| EP2207988B1 (en) * | 2007-09-05 | 2014-06-25 | Saint-Gobain PAM | Assembly for a grip collar grip collar and corresponding tube connector |
| CN101509648A (en) * | 2008-07-08 | 2009-08-19 | 浙江晶日照明科技有限公司 | Section bar processing technique for producing LED street lamp radiation fins |
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