CN110681784A - Gas water heater sectional burner nozzle assembly tool and assembly process - Google Patents
Gas water heater sectional burner nozzle assembly tool and assembly process Download PDFInfo
- Publication number
- CN110681784A CN110681784A CN201910776795.8A CN201910776795A CN110681784A CN 110681784 A CN110681784 A CN 110681784A CN 201910776795 A CN201910776795 A CN 201910776795A CN 110681784 A CN110681784 A CN 110681784A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000008569 process Effects 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000011218 segmentation Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 5
- 235000009537 plain noodles Nutrition 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction 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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a gas water heater sectional burner nozzle assembly fixture, which is characterized by comprising the following components: a vibration plate for arranging the nozzles in a defined direction; the positioning device is used for receiving the nozzles vibrated from the vibration disk and positioning the nozzles according to a set distance; the clamp is used for clamping the nozzle and placing the nozzle on the corresponding unthreaded hole of the segmented valve body; and the stamping riveting device can extend into the segmented valve body and is used for stamping and riveting the nozzle on the segmented valve body. The invention also discloses a nozzle assembly process of the sectional burner of the gas water heater. The invention realizes the automatic assembly of the nozzle and the segmented valve body, reduces the labor cost and effectively improves the assembly efficiency. Meanwhile, the nozzles and the segmented valve body are sealed through smooth surfaces and are riveted and fixed, so that the potential air leakage caused by uneven coating of sealing glue in the traditional screw fixing technology is avoided, the consistent injection distance of each nozzle is ensured, and the combustion performance of the switchboard is good.
Description
Technical Field
The invention relates to the technical field of gas water heater manufacturing, in particular to an assembly tool and an assembly process for a sectional burner nozzle of a gas water heater.
Background
As shown in fig. 1, the sectional burner of the gas water heater mainly comprises a sectional valve body 01 and a plurality of nozzles 02. The segmented valve body 01 is provided with a plurality of internal threaded holes 03, and the head of each nozzle 02 is provided with an external thread. During assembly, 1) the external threads on the head of the nozzle 02 are coated with the sealant one by one manually, 2) the nozzle 02 is screwed into the segmented valve body 01 at the position of about 1/3 manually one by one, and 3) the nozzle 02 is screwed one by manually aligning with a screw driver.
The existing nozzle assembly mode mainly has the following defects: 1) because the sealant is solidified to a certain extent, the height of the assembled nozzle is inconsistent, and the injection distance is changed, so that the combustion performance of the switchboard is poor. 2) The internal thread of the segmented valve body and the external thread of the nozzle head need to be processed, and the defects of poor processing precision and easy tooth slippage during assembly exist. 3) In the assembly process, the operation is purely manual, the time is long, and the assembly process becomes a bottleneck in a production line.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the nozzle assembly tool of the sectional burner of the gas water heater, which can realize the automatic installation of the nozzle and the sectional valve body without sealing glue.
The invention also provides an assembly process of the sectional burner nozzle of the gas water heater.
In order to achieve the purpose, the invention adopts the following technical scheme.
The utility model provides a gas heater segmentation combustor nozzle assembly fixture which characterized in that includes: a vibration plate for arranging the nozzles in a defined direction; the positioning device is used for receiving the nozzles vibrated from the vibration disk and positioning the nozzles according to a set distance; the clamp is used for clamping the nozzle and placing the nozzle on the corresponding unthreaded hole of the segmented valve body; and the stamping riveting device can extend into the segmented valve body and is used for stamping and riveting the nozzle on the segmented valve body.
More preferably, the positioning device includes: the device comprises a positioning block, a strip-shaped groove arranged on the positioning block, a push rod slidably mounted in the strip-shaped groove, a plurality of push rod clamping grooves arranged on the push rod, and a first air cylinder driving the push rod to move back and forth; the distance between every two adjacent push rod clamping grooves is fixed, each push rod clamping groove is used for receiving one nozzle, and the push rods are moved to receive and position the nozzles through the push rod clamping grooves.
More preferably, the number of the push rods is two, the two push rods are respectively installed at two ends of the strip-shaped groove, one first cylinder is arranged corresponding to each push rod, and after the two push rods are butted together, the distance between the two adjacent push rod clamping grooves is consistent; the vibrating disk is provided with two discharging chutes, and each discharging chute supplies one push rod to the nozzle.
More preferably, the jig includes: the clamping head comprises a clamping head, a second cylinder and a telescopic rod, wherein the second cylinder drives the clamping head to vertically move; and clamping positions corresponding to the unthreaded holes one to one are arranged on the clamping heads.
More preferably, the press-riveting apparatus includes: the positioning sleeve is movably inserted into the punch rod in the positioning sleeve, a plane and a plurality of concave surfaces are arranged on the side wall of the punch rod, and the same side of each concave surface is in transition connection with the plane through a corresponding inclined surface; steel balls are arranged in the concave surfaces, through holes which correspond to the concave surfaces one to one are formed in the side wall of the positioning sleeve, the through holes correspond to the unthreaded holes one to one, and the steel balls can partially penetrate through the through holes; when punching and riveting are carried out, the positioning sleeve is inserted from one end of the segmented valve body, so that the through hole is aligned with the unthreaded hole; and then moving the punch to enable the steel balls to slide to the plane from the concave surface, and then ejecting out from the through hole to extrude the inner hole of the nozzle, so as to realize flanging riveting.
More preferably, the number of the punch riveting devices is two, and the punch riveting devices are respectively inserted from two ends of the segmented valve body.
More preferably, a return spring for aligning the concave surface and the through hole is provided between the position sleeve and the punch.
More preferably, the vibration plate, the positioning device, the clamp and the press riveting device are all mounted on an assembly machine main body, and the assembly machine main body is further provided with a positioning clamp for clamping the segmented valve body.
The utility model provides a gas heater segmentation combustor assembly process, its characterized in that, through plain noodles sealed and riveting fixed between nozzle and the segmentation valve body, specifically includes the following steps: 1) clamping and positioning the segmented valve body, namely clamping and positioning the segmented valve body by using a positioning clamp, and enabling a unthreaded hole of the segmented valve body to be upward; 2) taking out the nozzles, arranging and taking out the nozzles in a limited direction by using a vibrating disk; 3) the nozzle is assembled with the segmented valve body, and the nozzle is clamped by a clamp and is tightly pressed and placed on the unthreaded hole; 4) and (3) stamping and riveting, namely extruding the inner hole of the nozzle by using a stamping and riveting device to rivet the flanging of the nozzle on the corresponding unthreaded hole.
More preferably, in the step 2) of taking out the nozzles, the nozzles are taken out according to a limited interval by using a push rod with a clamping groove; and in the step 3) of assembling the nozzles and the segmented valve body, all the nozzles required by the segmented valve body are clamped and tightly placed at one time by using the same clamp.
The invention has the beneficial effects that:
according to the assembling tool and the assembling process for the sectional burner of the gas water heater, provided by the invention, the automatic assembly of the nozzle and the sectional valve body is realized, the labor cost is reduced, and the assembling efficiency is effectively improved. Meanwhile, the nozzles and the segmented valve body are sealed through smooth surfaces and are riveted and fixed, so that the potential air leakage caused by uneven coating of sealing glue in the traditional screw fixing technology is avoided, the consistent injection distance of each nozzle is ensured, and the combustion performance of the switchboard is good.
Drawings
Fig. 1 is a schematic view showing the assembly of a sectional burner nozzle of a conventional gas water heater.
Fig. 2 is a schematic structural diagram of the assembly fixture provided by the invention.
Fig. 3 is a schematic view of the chuck.
Fig. 4 is a schematic structural view of the punch riveting device.
Fig. 5 is a schematic view of the structure of the positioning sleeve.
Fig. 6 shows a schematic view of the structure of the ram.
Fig. 7 is a schematic view of the nozzle structure.
FIG. 8 is a schematic view of the nozzle and segmented valve body assembly steps.
Fig. 9 is a schematic view showing a press-riveting step.
Description of reference numerals:
01: segmented valve body, 02: nozzle, 03: and (4) an internal threaded hole.
1: vibration plate, 2: positioning device, 3: a clamp, 4: punching riveting device, 5: nozzle, 6: segment valve body, 7: aperture, 8: return spring, 9: third cylinder, 10: assembly machine main part, 11: and (5) positioning the clamp.
1-1: and a discharging chute.
2-1: a positioning block, 2-2: strip groove, 2-3: push rod, 2-4: push rod neck, 2-5: a first cylinder.
3-1: chuck, 3-2: second cylinder, 3-3: telescopic rod, 3-4: and (6) clamping.
4-1: positioning sleeve, 4-2: punch, 4-3: plane, 4-4: concave surface, 4-5: bevel, 4-6: steel ball, 4-7: and a through hole.
Detailed Description
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present invention, unless otherwise specified and limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Example 1
As shown in fig. 2-7, a gas heater segment burner nozzle assembly fixture includes: a vibratory tray 1 for arranging nozzles 5 in a defined direction; the positioning device 2 is used for receiving the nozzle 5 vibrated from the vibration disk 1 and positioning the nozzle according to a set distance; a clamp 3 for clamping the nozzle 5 and placing on a corresponding unthreaded hole 7 of a segmented valve body 6; and the stamping riveting device 4 can extend into the segmented valve body 6 and is used for stamping and riveting the nozzle 5 on the segmented valve body 6.
Wherein the positioning device 2 comprises: the device comprises a positioning block 2-1, a strip-shaped groove 2-2 arranged on the positioning block 2-1, a push rod 2-3 slidably mounted in the strip-shaped groove 2-2, a plurality of push rod clamping grooves 2-4 arranged on the push rod 2-3, and a first air cylinder 2-5 driving the push rod 2-3 to move back and forth; the distance between every two adjacent push rod clamping grooves 2-4 is fixed, each push rod clamping groove 2-4 is used for receiving one nozzle 5, and the nozzles 5 are received and positioned by the push rod clamping grooves 2-4 by moving the push rods 2-3.
In this embodiment, two push rods 2-3 are respectively installed at two ends of the strip-shaped groove 2-2, one first cylinder 2-5 is arranged corresponding to each push rod 2-3, and after the two push rods 2-3 are butted together, the distance between two adjacent push rod clamping grooves 2-4 is consistent; the vibrating disk 1 has two discharge chutes 1-1, each discharge chute 1-1 supplying one of the push rods 2-3 with the nozzle 5.
Through setting up two push rods, can realize taking out fast, arranging of nozzle 5, effectively improve assembly efficiency.
The jig 3 includes: the device comprises a chuck 3-1, a second cylinder 3-2 driving the chuck 3-1 to vertically move, and an expansion link 3-3 driving the chuck 3-1 to horizontally move; clamping positions 3-4 corresponding to the unthreaded holes 7 one by one are arranged on the clamping head 3-1; to achieve a one-time total gripping of all said nozzles 5 required for the segmented valve body 5.
The punch riveting apparatus 4 includes: the positioning sleeve 4-1 is a punch 4-2 movably inserted in the positioning sleeve 4-1, a plane 4-3 and a plurality of concave surfaces 4-4 are arranged on the side wall of the punch 4-2, and the same side of each concave surface 4-4 is in transition connection with the plane 4-3 through a corresponding inclined surface 4-5; steel balls 4-6 are arranged in each concave surface 4-4, through holes 4-7 corresponding to the concave surfaces 4-4 one by one are formed in the side wall of the positioning sleeve 4-1, the through holes 4-7 correspond to the unthreaded holes 7 in the segmented valve body 6 one by one, and the steel balls 4-6 can partially penetrate through the through holes 4-7.
Thus, when punching and riveting are carried out, the positioning sleeve 4-1 is inserted from one end of the segmented valve body 6, so that the through hole 4-7 is aligned with the unthreaded hole 7; and then moving the punch 4-2 to enable the steel balls 4-6 to slide from the concave surfaces 4-4 to the plane 4-3, and further ejecting out from the through holes 4-7 to extrude the inner hole of the nozzle 5, so that flanging riveting is realized.
In this embodiment, it is preferable that the number of the press-riveting apparatuses 4 is two, and the two press-riveting apparatuses are inserted from both ends of the segment valve body 6, respectively, so as to improve the riveting efficiency and the riveting reliability.
Preferably, a return spring 8 for aligning the concave surface 4-4 and the through hole 4-7 is provided between the locating sleeve 4-1 and the punch 4-2. Therefore, during riveting, the third cylinder 9 is used for pushing the stamping and riveting device 4, when the end part of the positioning sleeve 4-1 is contacted with the end part of the segmented valve body 6 to stop moving, the third cylinder 9 continues to push the punch 4-2 to move, and at the moment, the return spring 8 is compressed; when the end of the punch 4-2 contacts with the end of the positioning sleeve 4-1 to stop moving, the through hole 4-7 is changed from being aligned with the concave surface 4-4 to being aligned with the plane 4-3, and then the steel ball 4-6 is riveted from the top of the through hole 4-7. After riveting is finished, the punch 4-2 is reset under the action of the reset spring 8, and the steel balls 4-6 are ensured to be positioned in the concave surfaces 4-4 in a normal state, so that the positioning sleeve 4-1 is prevented from crashing the nozzle 5 in the process of inserting the segmented valve body 6.
Furthermore, the vibration plate 1, the positioning device 2, the clamp 3 and the press-riveting device 4 are all mounted on an assembly machine main body 10, and a positioning clamp 11 for clamping the segmented valve body 6 is further arranged on the assembly machine main body 10.
The gas heater segmentation combustor assembly fixture that this embodiment provided can realize the automatic assembly of nozzle and segmentation valve body, has reduced the cost of labor, effectively improves assembly efficiency. Meanwhile, the nozzles and the segmented valve body are punched and riveted through the punching and riveting device, so that the hidden air leakage problem caused by nonuniform sealant coating is avoided, and the consistent injection distance of each nozzle is ensured.
Example 2
The utility model provides a gas heater segmentation combustor assembly process, its characterized in that, through plain noodles sealed and riveting fixed between nozzle and the segmentation valve body, specifically includes the following steps:
1) and (3) clamping and positioning the segmented valve body, clamping and positioning the segmented valve body by using a positioning clamp, and enabling the unthreaded hole of the segmented valve body to be upward.
2) And taking out the nozzles, and arranging and taking out the nozzles in a limited direction by using a vibrating disk.
3) The nozzle is assembled with the segment valve body, and as shown in fig. 8, the nozzle 5 is clamped and tightly placed on the unthreaded hole 7 of the segment valve body 6 by using a clamp 3.
4) And (3) stamping and riveting, namely, as shown in a figure 9, extruding the inner hole of the nozzle 5 by using a stamping and riveting device 4 to enable the nozzle 5 to be flanged and riveted on the corresponding unthreaded hole 7.
In the embodiment, in the step 2) of taking out the nozzles, the nozzles are taken out according to a limited interval by using a push rod with a clamping groove; in the step of assembling the nozzles and the segmented valve body in the step 3), all the nozzles required by the segmented valve body are clamped and tightly placed at one time by using the same clamp, so that the assembly efficiency is improved.
Compared with the prior art, the assembling process of the sectional burner of the gas water heater provided by the embodiment realizes the automatic assembly of the nozzle and the sectional valve body, reduces the labor cost and effectively improves the assembling efficiency. Meanwhile, the nozzles and the segmented valve body are sealed through smooth surfaces and are riveted, so that the hidden air leakage problem caused by nonuniform sealant coating is avoided, and the consistent injection distance of each nozzle is ensured.
It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the invention as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (10)
1. The utility model provides a gas heater segmentation combustor nozzle assembly fixture which characterized in that includes:
a vibration plate for arranging the nozzles in a defined direction;
the positioning device is used for receiving the nozzles vibrated from the vibration disk and positioning the nozzles according to a set distance; the clamp is used for clamping the nozzle and placing the nozzle on the corresponding unthreaded hole of the segmented valve body;
and the stamping riveting device can extend into the segmented valve body and is used for stamping and riveting the nozzle on the segmented valve body.
2. The assembly tooling for the nozzle of the staged burner of a gas water heater according to claim 1, wherein the positioning device comprises: the device comprises a positioning block, a strip-shaped groove arranged on the positioning block, a push rod slidably mounted in the strip-shaped groove, a plurality of push rod clamping grooves arranged on the push rod, and a first air cylinder driving the push rod to move back and forth; the distance between every two adjacent push rod clamping grooves is fixed, each push rod clamping groove is used for receiving one nozzle, and the push rods are moved to receive and position the nozzles through the push rod clamping grooves.
3. The assembly tool for the sectional burner nozzle of the gas water heater according to claim 2, wherein two push rods are respectively installed at two ends of the strip-shaped groove, one first cylinder is arranged corresponding to each push rod, and after the two push rods are butted together, the distance between the two adjacent push rod clamping grooves is consistent; the vibrating disk is provided with two discharging chutes, and each discharging chute supplies one push rod to the nozzle.
4. The assembly tooling for the nozzle of the staged burner of a gas water heater according to claim 1, wherein the clamp comprises: the clamping head comprises a clamping head, a second cylinder and a telescopic rod, wherein the second cylinder drives the clamping head to vertically move; and clamping positions corresponding to the unthreaded holes one to one are arranged on the clamping heads.
5. The assembly tooling for the sectional burner nozzle of the gas water heater according to claim 1, wherein the stamping riveting device comprises: the positioning sleeve is movably inserted into the punch rod in the positioning sleeve, a plane and a plurality of concave surfaces are arranged on the side wall of the punch rod, and the same side of each concave surface is in transition connection with the plane through a corresponding inclined surface; steel balls are arranged in the concave surfaces, through holes which correspond to the concave surfaces one to one are formed in the side wall of the positioning sleeve, the through holes correspond to the unthreaded holes one to one, and the steel balls can partially penetrate through the through holes;
when punching and riveting are carried out, the positioning sleeve is inserted from one end of the segmented valve body, so that the through hole is aligned with the unthreaded hole; and then moving the punch to enable the steel balls to slide to the plane from the concave surface, and then ejecting out from the through hole to extrude the inner hole of the nozzle, so as to realize flanging riveting.
6. The assembly fixture of claim 5, wherein two stamping riveting devices are respectively inserted from two ends of the segmented valve body.
7. The assembly tooling for the staged burner nozzle of a gas water heater as recited in claim 5, wherein a return spring is provided between said locating sleeve and said plunger for aligning said recessed surface with said through hole.
8. The assembly fixture for the nozzle of the staged burner of a gas water heater as claimed in claim 1, wherein said vibrating disk, said positioning device, said fixture and said punch riveting device are all mounted on an assembly machine body, and a positioning fixture for clamping said staged valve body is further provided on said assembly machine body.
9. The utility model provides a gas heater segmentation combustor assembly process, its characterized in that, through plain noodles sealed and riveting fixed between nozzle and the segmentation valve body, specifically includes the following steps:
1) clamping and positioning the segmented valve body, namely clamping and positioning the segmented valve body by using a positioning clamp, and enabling a unthreaded hole of the segmented valve body to be upward;
2) taking out the nozzles, arranging and taking out the nozzles in a limited direction by using a vibrating disk;
3) the nozzle is assembled with the segmented valve body, and the nozzle is clamped by a clamp and is tightly pressed and placed on the unthreaded hole;
4) and (3) stamping and riveting, namely extruding the inner hole of the nozzle by using a stamping and riveting device to rivet the flanging of the nozzle on the corresponding unthreaded hole.
10. The process of assembling a staged burner for a gas water heater as set forth in claim 9,
in the step 2), taking out the nozzles according to a limited distance by using a push rod with a clamping groove; and in the step 3) of assembling the nozzles and the segmented valve body, all the nozzles required by the segmented valve body are clamped and tightly placed at one time by using the same clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910776795.8A CN110681784B (en) | 2019-08-22 | 2019-08-22 | Gas water heater segmented burner nozzle assembly tool and assembly process |
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| CN201910776795.8A CN110681784B (en) | 2019-08-22 | 2019-08-22 | Gas water heater segmented burner nozzle assembly tool and assembly process |
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| CN203830638U (en) * | 2014-05-17 | 2014-09-17 | 高良 | Blind-riveting tool gun with torsion limiting mechanism |
| CN105312475A (en) * | 2014-07-11 | 2016-02-10 | 昆山金群力精密模具有限公司 | Automatic rivet filling equipment |
| WO2016145930A1 (en) * | 2015-03-18 | 2016-09-22 | 天津精开科技开发有限公司 | Single-hand operated adaptor and operating method thereof |
| CN105195629A (en) * | 2015-11-10 | 2015-12-30 | 贵州贵航汽车零部件股份有限公司 | Pipe nozzle riveting device |
| CN107685314A (en) * | 2016-08-04 | 2018-02-13 | 昆山义成工具有限公司 | Safety anti-releasing chuck |
| CN106964742A (en) * | 2016-10-20 | 2017-07-21 | 庄召国 | A kind of riveting mechanism of automatic riveter |
| CN107900231A (en) * | 2017-11-13 | 2018-04-13 | 杭州同筹网络科技有限公司 | A kind of riveting equipment for being used for electric motor end cap and electric power pipe fitting |
| CN108161423A (en) * | 2018-02-07 | 2018-06-15 | 广东万家乐燃气具有限公司 | A kind of assembly machine and gas heater |
| CN208277465U (en) * | 2018-02-12 | 2018-12-25 | 苏州施米特机械有限公司 | Air conditioner rubber pipe double end assembles lock seaming machine |
| CN108544241A (en) * | 2018-06-25 | 2018-09-18 | 东莞理工学院 | A kind of nozzle riveting of lead screw valve and polishing all-in-one machine |
| CN108637677A (en) * | 2018-07-13 | 2018-10-12 | 成都科启新力科技有限公司 | A kind of general nozzle automatic assembling machine |
| CN211135237U (en) * | 2019-08-22 | 2020-07-31 | 广东万家乐燃气具有限公司 | Gas heater segmentation combustor nozzle assembly fixture |
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