CN219746095U - Special processingequipment of muffler piping - Google Patents
Special processingequipment of muffler piping Download PDFInfo
- Publication number
- CN219746095U CN219746095U CN202320536554.8U CN202320536554U CN219746095U CN 219746095 U CN219746095 U CN 219746095U CN 202320536554 U CN202320536554 U CN 202320536554U CN 219746095 U CN219746095 U CN 219746095U
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- pipe
- flaring
- portable protective
- die
- front side
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- 230000001681 protective effect Effects 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 230000035515 penetration Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 230000003584 silencer Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses a special machining device for muffler piping, and relates to the technical field of machining. The portable protective shell comprises a portable protective shell, a limiting pipe and a flaring die, wherein two pushing air cylinders are clamped on the inner side of the portable protective shell, a die connecting assembly is arranged on the front side of one pushing air cylinder, a first power connecting assembly is arranged on the front side of the other pushing air cylinder, the limiting pipe is arranged on the front side of the portable protective shell, the rear end of the limiting pipe is penetrated and clamped with an air pump, the front end of the periphery of the limiting pipe is penetrated and clamped with a positioning air bag, the periphery of the limiting pipe is sleeved with the flaring die, and a heating pipe is clamped and fixed on the inner side of the flaring die. According to the utility model, the portable protective shell, the limiting pipe and the flaring die are adopted, so that the problem that the flaring effect is influenced by the technology of staff when the portable processing device is in actual use, the flaring die is difficult to replace, and the pipe orifice is easy to crack when the ambient temperature is low is solved.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a special machining device for a muffler pipe.
Background
The silencer is a noise reduction device, for the air flow pipeline with noise propagation, the noise reduction devices such as the pipeline with the sound absorption lining and the elbow or the pipeline with suddenly changed sectional area and discontinuous acoustic impedance can be used for attenuating or reflecting the noise in the pipeline, and the silencer is mainly divided into a resistive silencer, a silencer with impedance combination and the like, and the silencer has the advantages of convenient installation, good silencing effect, long service life and the like, and is widely used for various types of boilers and steam turbine exhaust in industrial factories and mines such as power generation, chemical industry, metallurgy, textile industry and the like; a blower; the sound is fallen in the noise elimination of equipment such as emergency exit, and the muffler is in the production installation, especially is used for the muffler in the traditional air condensing units, and its copper piping often only can be connected with other spare part after needing the flaring, carries out the flaring to the copper pipe through processingequipment auxiliary staff and can improve machining efficiency greatly, reduces the copper pipe and scrapps the probability because the damage that misoperation leads to, but it still has following drawback in the in-service use:
the utility model with the publication number of CN205110576U discloses a flaring device, wherein the flaring punch comprises a head part, a flaring rod and a positioning protrusion arranged between the head part and the flaring rod, the head part, the flaring rod and the positioning protrusion are sequentially connected, the ejection mechanism is sleeved on the positioning protrusion and is movably arranged along the length direction of the flaring rod, when the portable flaring device is in actual use, the flaring effect is easily influenced by the operation of a worker, and when the worker holds the device to perform flaring, slight shaking of the hand part can cause a certain inclination of the flaring angle, so that the actual use effect is greatly influenced by the technology of the worker;
because the muffler pipe has various sizes and the diameter of the pipe orifice after the required flaring is different, when the muffler pipe is flared, the flaring die is difficult to replace by the special flaring device for the muffler pipe, and when the muffler pipe made of metal is flared, particularly when the environmental temperature is lower, the pipe orifice is likely to crack due to direct flaring.
Disclosure of Invention
The utility model aims to provide a special processing device for muffler piping, which solves the problems that the flaring effect is influenced by the technology of staff, the flaring die is difficult to replace, and the pipe orifice is easy to crack when the environmental temperature is low when the portable processing device is in actual use through a portable protective shell, a limiting pipe and a flaring die.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a special processing device for muffler tubing, which comprises a portable protective shell, a limiting pipe and a flaring die, wherein two pushing air cylinders are clamped on the inner side of the portable protective shell, one pushing air cylinder is provided with a die connecting assembly on the front side, the other pushing air cylinder is provided with a first power connecting assembly on the front side, a worker can set the pushing distance of the pushing air cylinders, the pushing distance of the pushing air cylinders to the flaring die is further controlled, the size of a tube orifice is ensured to meet the standard, the processing efficiency is improved, the front side of the portable protective shell is provided with the limiting pipe, the rear end of the limiting pipe is clamped with an air pump in a penetrating way, the front end of the periphery of the limiting pipe is clamped with a positioning air bag in a penetrating way, when the flaring is performed, the positioning air bag is inflated in the muffler tubing through the air pump, so that the positioning air bag is inflated and extruded on the inner side of the muffler, the processing device is positioned, the stability is improved when the operation is performed, the flaring die is prevented from being inclined to a certain degree due to the hand shake of the worker, the flaring die is sleeved on the periphery of the flaring die, the inner side of the flaring die is clamped and fixed with an air pump, the flaring die can further crack the heating pipe when the pipe is heated by the flaring die, and the pipe orifice can be heated.
Further, the upper end of the outer peripheral surface of the portable protective shell is penetrated and clamped with a control assembly, the upper side of the control assembly is clamped and fixed with a display, the rear end of the portable protective shell is provided with a charging interface, one end of the outer peripheral surface of the portable protective shell is fixedly welded with a handle, and the lower end of the outer peripheral surface of the portable protective shell is penetrated and provided with a dustproof ventilation opening;
can accurately set up the distance that promotes the cylinder and promote flaring mould promotion through display and control assembly, guarantee the accuracy of flaring size, portable protective housing inboard is provided with the lithium cell, can charge the lithium cell through the interface that charges, the staff of being convenient for carries and uses processingequipment for a long time.
Further, the front sides of the two pushing air cylinders are both clamped with telescopic pipes, the die connecting assembly is clamped with the front side of the telescopic pipe of one pushing air cylinder, the front end of the outer periphery of the die connecting assembly is slidably clamped with a clamping block, and the first power connecting assembly is clamped with the front side of the telescopic pipe of the other pushing air cylinder;
the telescopic pipe is driven to stretch out and draw back through the pushing air cylinder, the flaring die is further driven to move, the flaring die can be driven to move a specified distance, the fact that manual operation is greatly influenced by the technology of workers is avoided, the air cylinder is arranged on the inner side of the die connecting assembly, the clamping block can be driven to move through the air cylinder, the flaring die is guaranteed to be fast clamped and fixed, and convenience in replacing the flaring die is improved.
Further, a front cover is fixedly clamped at the rear end of the outer peripheral surface of the limiting pipe, the air pump is clamped at the rear side of the front cover, the rear end of the outer peripheral surface of the air pump is provided with a vent hole in a penetrating manner, the inner side of the positioning air bag is communicated with the vent hole in a penetrating manner through the limiting pipe, through holes are formed in the two ends of the front side of the front cover in a penetrating manner, the front cover is fixedly clamped at the front side of the portable protective shell, and the two telescopic pipes are inserted into the inner side of the through holes in a penetrating manner;
when flaring is carried out, the limiting pipe is inserted into the inner side of the muffler pipe, and the air pump is controlled to inflate the positioning air bag, so that the positioning air bag is expanded and extruded on the inner wall of the muffler pipe, the processing device is positioned, and the problem that a worker is inclined in a pipe opening due to shaking of hands when holding the processing device for flaring is avoided.
Further, a socket is formed in the center of the front side of the flaring die in a penetrating manner, a connecting clamping groove is formed in one end of the rear side of the flaring die, the limiting pipe is inserted into the inner side of the socket in a penetrating manner, the die connecting component is inserted into the inner side of the connecting clamping groove, and the clamping block is clamped into the inner side of the connecting clamping groove;
before flaring, a worker can select a flaring die with a proper size according to the size of the muffler pipe, and the clamping block is controlled to be clamped on the inner side of the connecting clamping groove through the control assembly, so that the flaring die is installed, and the operation is simple and convenient.
Further, a second power supply connecting component is fixedly clamped at the rear end of the heating pipe, the second power supply connecting component is inserted into the rear side of the flaring die in a penetrating manner, and the first power supply connecting component is clamped at the rear end of the inner side of the second power supply connecting component;
when flaring is carried out, the heating pipe is used for heating the flaring die, so that the muffler pipe contacting the flaring die is further heated, the probability of damage and cracking of the muffler pipe during flaring is reduced, and the processing efficiency is improved.
The utility model has the following beneficial effects:
according to the utility model, the portable protective shell, the limiting pipe and the flaring die are arranged, so that the problem that the flaring effect is easily influenced by operation of a worker when the portable processing device is actually used, when the worker holds the device for flaring, the angle of the flaring possibly has a certain inclination due to slight shaking of the hand, the actual use effect is greatly influenced by the technology of the worker is solved, when the flaring is carried out, the limiting pipe is inserted into the muffler pipe until the flaring die is attached to the pipe orifice, the air pump is controlled by the control component to inflate the inner side of the positioning air bag, the positioning air bag is inflated and extruded to the inner side of the muffler pipe to position the processing device, and then the control component is used for controlling the pushing air cylinder to drive the flaring die to move a specified distance to flare the muffler pipe.
According to the utility model, by arranging the portable protective shell and the flaring die, the problems that the flaring die is difficult to replace when the muffler pipe is flared by the special processing device for the muffler pipe due to the fact that the muffler pipe has various sizes and the diameter of the pipe orifice after the required flaring is different, and the pipe orifice is cracked when the muffler pipe is flared by metal, particularly when the environment temperature is low, the pipe orifice is directly flared can be controlled to slide by the control component, so that the quick clamping between the die connecting component and the flaring die is facilitated, the convenience of replacing the flaring die is improved, and when the flaring is performed, the heating pipe can heat the flaring die, so that the cracking damage probability of the pipe orifice of the muffler pipe in processing is reduced.
Drawings
FIG. 1 is a structural effect diagram of the present utility model;
FIG. 2 is a block diagram of a portable protective housing of the present utility model;
FIG. 3 is a bottom view of the portable protective housing of the present utility model;
FIG. 4 is a block diagram of a spacing tube of the present utility model;
fig. 5 is a block diagram of a flare mold of the present utility model.
Reference numerals:
1. a portable protective housing; 101. a control assembly; 102. a display; 103. a handle; 104. a pushing cylinder; 105. a telescopic tube; 106. a die connecting assembly; 107. a clamping block; 108. a first power connection assembly; 109. a charging interface; 110. dustproof ventilation openings; 2. a limiting tube; 201. a front cover; 202. positioning the air bag; 203. a through hole; 204. an air pump; 205. a vent hole; 3. flaring die; 301. a connecting clamping groove; 302. a socket; 303. a second power connection assembly; 304. and (5) heating the pipe.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-5, the utility model discloses a special processing device for muffler pipes, which comprises a portable protective casing 1, a limiting pipe 2 and a flaring die 3, wherein two pushing cylinders 104 are clamped on the inner side of the portable protective casing 1, a die connecting component 106 is arranged on the front side of one pushing cylinder 104, a first power connecting component 108 is arranged on the front side of the other pushing cylinder 104, when the other pushing cylinder 104 is flared, a worker sets the stretching distance of a telescopic pipe 105 driven by the pushing cylinder 104 through a control component 101, the pushing distance of the flaring die 3 is further controlled, the flaring die 3 is used for flaring the muffler pipes, the front side of the portable protective casing 1 is provided with the limiting pipe 2, an air pump 204 is clamped on the rear end of the limiting pipe 2 in a penetrating way, a positioning air bag 202 is clamped on the front end of the periphery of the limiting pipe 2 in a penetrating way, when the flaring is performed, the limiting pipe 2 is inserted in the muffler pipes until the flaring die 3 is attached to the muffler pipe orifice, and the air pump 204 is controlled by the control component 101 to inflate the positioning air bag 202, so that the positioning air bag 202 is extruded on the inner side of the muffler, the processing device is positioned, the flaring die 304 is sleeved on the periphery of the flaring die 3, the flaring die 3 is further heated, and the probability of cracking of the muffler pipe 3 can be further reduced when the flaring die 3 is clamped on the pipe orifice 3, and the pipe 3 is heated.
As shown in fig. 1-3, the upper end of the outer peripheral surface of the portable protective casing 1 is connected with a control component 101 in a penetrating and clamping manner, the upper side of the control component 101 is connected with a display 102 in a clamping manner, the rear end of the portable protective casing 1 is provided with a charging interface 109, one end of the outer peripheral surface of the portable protective casing 1 is welded and fixed with a handle 103, the lower end of the outer peripheral surface of the portable protective casing 1 is connected with a dustproof ventilation opening 110 in a penetrating manner, the front sides of two pushing cylinders 104 are connected with telescopic pipes 105 in a clamping manner, a die connecting component 106 is connected with the front side of the telescopic pipe 105 of one pushing cylinder 104 in a clamping manner, the front end of the outer peripheral surface of the die connecting component 106 is connected with a clamping block 107 in a sliding manner, and the first power connecting component 108 is connected with the front side of the telescopic pipe 105 of the other pushing cylinder 104 in a clamping manner;
the portable protective housing 1 is provided with a lithium battery inside, and before use, the lithium battery is charged through the charging interface 109, and when in use, the hand-held handle 103 controls the pushing cylinder 104, the die connecting assembly 106, the air pump 204 and the heating pipe 304 through the display 102 and the control assembly 101.
As shown in fig. 1 and 4, a front cover 201 is fixedly clamped at the rear end of the outer peripheral surface of the limiting tube 2, an air pump 204 is clamped at the rear side of the front cover 201, a vent hole 205 is formed in the rear end of the outer peripheral surface of the air pump 204 in a penetrating manner, the inner side of the positioning air bag 202 is communicated with the vent hole 205 in a penetrating manner through the limiting tube 2, through holes 203 are formed in the two ends of the front side of the front cover 201 in a penetrating manner, the front cover 201 is fixedly clamped at the front side of the portable protective housing 1, and two telescopic tubes 105 are inserted into the inner side of the through holes 203 in a penetrating manner;
when flaring is carried out, the limiting pipe 2 is inserted into the inner side of the muffler pipe until the flaring die 3 is attached to the orifice of the muffler pipe, the air pump 204 is controlled by the control assembly 101, the air pump 204 is enabled to inflate the positioning air bag 202 through the vent hole 205 and the limiting pipe 2, the positioning air bag 202 is enabled to expand and extrude to the inner wall of the muffler pipe, and the processing device is positioned.
As shown in the figure, a socket 302 is formed in the center of the front side of the flaring die 3 in a penetrating manner, a connecting clamping groove 301 is formed in one end of the rear side of the flaring die 3, a limiting pipe 2 is inserted into the inner side of the socket 302 in a penetrating manner, a die connecting component 106 is inserted into the inner side of the connecting clamping groove 301, a clamping block 107 is clamped into the inner side of the connecting clamping groove 301, a second power connecting component 303 is fixedly clamped at the rear end of a heating pipe 304, the second power connecting component 303 is inserted into the rear side of the flaring die 3 in a penetrating manner, and a first power connecting component 108 is clamped into the rear end of the inner side of the second power connecting component 303;
before flaring, a worker selects a flaring die 3 with a proper size according to the size of a muffler pipe, plugs a limiting pipe 2 inside a socket 302 and slides the flaring die 3 along the limiting pipe 2 until a first power supply connecting component 108 and a second power supply connecting component 303 are clamped, a control component 101 controls a cylinder to drive a clamping block 107 to slide, the clamping block 107 is clamped inside a connecting clamping groove 301, the flaring die 3 is mounted, when flaring is performed, a control component 101 controls a heating pipe 304 to heat the flaring die 3, further heating and heating are performed on the muffler pipe contacting the flaring die 3, and a pushing cylinder 104 is controlled to drive stretching of a telescopic pipe 105, and further drives the flaring die 3 to move along the limiting pipe 2 for a set distance to finish flaring of the muffler pipe.
The working principle of the embodiment is as follows: before the lithium battery is used, the lithium battery is charged through the charging interface 109, the processing device is moved to a position where the lithium battery is required to be used, a flaring die 3 with a proper size is selected according to the size of a muffler pipe, a limiting pipe 2 is inserted into the inner side of a socket 302 and slides along the limiting pipe 2 until the first power supply connecting component 108 and the second power supply connecting component 303 are clamped, a cylinder is controlled by a control component 101 to drive a clamping block 107 to slide, the clamping block 107 is clamped into the inner side of a connecting clamping groove 301, the installation of the flaring die 3 is completed, a handle 103 is held by hand, the limiting pipe 2 is inserted into the inner side of the muffler pipe until the flaring die 3 is attached to the pipe orifice of the muffler pipe, an air pump 204 is controlled by the control component 101, the air pump 204 inflates a positioning air bag 202 through a vent 205 and the limiting pipe 2, the positioning air bag 202 is inflated and extruded on the inner wall of the muffler pipe, the processing device is positioned, the heating pipe 304 is controlled by the control component 101 to heat the flaring die 3, the muffler pipe 104 is further heated and the expansion pipe 104 is controlled by the control component 101, the control component 102 to drive the expansion pipe 105, and the expansion pipe is further driven by the control component 104 to stretch the expansion pipe, and the pipe 3 are driven by the control component 101 and the display 102 to drive the expansion pipe 104, the pipe is further driven to move along the muffler pipe 3, and the distance of the muffler pipe 3 is set to the limiting pipe is set to the distance along the muffler pipe 2.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The utility model provides a special processingequipment of muffler piping, includes portable protective housing (1), spacing pipe (2) and flaring die (3), its characterized in that: the portable protective casing (1) inboard joint has two promotion cylinders (104), one promote cylinder (104) front side and be provided with mould coupling assembling (106), another promote cylinder (104) front side and be provided with first power coupling assembling (108), portable protective casing (1) front side is provided with spacing pipe (2), spacing pipe (2) rear end run through the joint has air pump (204), spacing pipe (2) periphery front end run through the joint has location gasbag (202), flaring mould (3) have been cup jointed to spacing pipe (2) outer peripheral face, inboard joint of flaring mould (3) is fixed with heating pipe (304).
2. The muffler pipe dedicated processing apparatus according to claim 1, wherein: the portable protective housing (1) outer peripheral surface upper end runs through the joint and has control assembly (101), control assembly (101) upside joint is fixed with display (102), charging interface (109) have been seted up to portable protective housing (1) rear end, portable protective housing (1) outer peripheral surface one end welded fastening has handle (103), dustproof vent (110) have been run through to portable protective housing (1) outer peripheral surface lower extreme.
3. The muffler pipe dedicated processing apparatus according to claim 1, wherein: the two pushing air cylinders (104) are connected with the telescopic pipes (105) in a clamping mode, the die connecting assembly (106) is connected with the front side of the telescopic pipe (105) of one pushing air cylinder (104) in a clamping mode, the front end of the outer periphery of the die connecting assembly (106) is connected with the clamping block (107) in a sliding mode, and the first power connecting assembly (108) is connected with the front side of the telescopic pipe (105) of the other pushing air cylinder (104) in a clamping mode.
4. The muffler pipe dedicated processing apparatus according to claim 3, wherein: the utility model discloses a portable protective casing, including portable protective casing (1), fixed bolster (201), locating air bag (202), air pump (204), locating air bag (202) inboard, locating air bag (2) and ventilation hole (205) are run through and are linked together, through-hole (203) have been run through to front side both ends, front bezel (201) joint is fixed in portable protective casing (1) front side, two telescopic tube (105) run through and are pegged graft in through-hole (203) inboard.
5. The muffler pipe dedicated processing apparatus according to claim 3, wherein: the utility model discloses a flaring die, including flaring die (3), mould coupling subassembly (106), fixture block (107) joint is in connection draw-in groove (301) inboard, socket (302) has been offered in the front side central authorities penetration of flaring die (3), connection draw-in groove (301) has been offered to flaring die (3) rear side one end, spacing pipe (2) are run through and are pegged graft in socket (302) inboard, mould coupling subassembly (106) are pegged graft in connection draw-in groove (301) inboard, fixture block (107) joint is in connection draw-in groove (301) inboard.
6. The muffler pipe dedicated processing apparatus according to claim 1, wherein: the rear end of the heating pipe (304) is fixedly connected with a second power supply connecting component (303) in a clamping mode, the second power supply connecting component (303) is inserted into the rear side of the flaring die (3) in a penetrating mode, and the first power supply connecting component (108) is connected to the rear end of the inner side of the second power supply connecting component (303) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320536554.8U CN219746095U (en) | 2023-03-20 | 2023-03-20 | Special processingequipment of muffler piping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320536554.8U CN219746095U (en) | 2023-03-20 | 2023-03-20 | Special processingequipment of muffler piping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219746095U true CN219746095U (en) | 2023-09-26 |
Family
ID=88087087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320536554.8U Active CN219746095U (en) | 2023-03-20 | 2023-03-20 | Special processingequipment of muffler piping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219746095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118558864A (en) * | 2024-08-02 | 2024-08-30 | 淄博博山连顺汽车附件有限公司 | Flaring device for bushing processing |
-
2023
- 2023-03-20 CN CN202320536554.8U patent/CN219746095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118558864A (en) * | 2024-08-02 | 2024-08-30 | 淄博博山连顺汽车附件有限公司 | Flaring device for bushing processing |
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