CN213559542U - A expand integrative device that contracts for fork pipe under shock-absorbing front fork - Google Patents
A expand integrative device that contracts for fork pipe under shock-absorbing front fork Download PDFInfo
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- CN213559542U CN213559542U CN202021863647.4U CN202021863647U CN213559542U CN 213559542 U CN213559542 U CN 213559542U CN 202021863647 U CN202021863647 U CN 202021863647U CN 213559542 U CN213559542 U CN 213559542U
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Abstract
The utility model discloses an expand integrative device that contracts for fork under shock-absorbing front fork for processing into fork under shock-absorbing front fork that one end pipe diameter shrink, other end pipe diameter enlarge with circular tubular product, include: the device comprises a rack, a locking device, a flaring device and a necking device, wherein the rack is an operation platform for flaring and necking; the locking device is used for fixing and pressing the round pipe; the flaring device is used for enlarging a pipe orifice at one end of the round pipe; the necking device is used for shrinking the pipe orifice at the other end of the round pipe. The utility model discloses with circular tubular product location and locking, rethread flaring device and throat device feed processing in opposite directions along the axial of circular tubular product to realize the purpose of circular tubular product both ends simultaneous shaping throat and flaring, when effectively improving machining efficiency, also reduced the human cost and the material resources cost that consume between the process circulation.
Description
Technical Field
The utility model relates to a bicycle parts machining technical field, concretely relates to an expand integrative device that contracts for fork tube under shock-absorbing front fork.
Background
The bicycle, also known as a bicycle or a bicycle, is a green and environment-friendly vehicle. The bicycle is a traditional industry, has a history of more than 100 years, and due to the advocation of green environmental protection and the practical problems of traffic jam and the like, in recent years, the bicycle becomes a favorite transportation and fitness tool for residents of all countries in the world, particularly developed countries, and has been changed from the traditional transportation tool instead of walking to sports type, mountain land type and leisure and entertainment type, the demand of the bicycle in the whole world is huge every year, and the long-standing preponderance of the bicycle manufacturing industry is driven.
The front shock-absorbing fork is positioned in the front part of the bicycle structure and is an important component of a bicycle guide system, and the structural shape of the front shock-absorbing fork determines the guidance and shock-absorbing effect in the riding process to a great extent. Therefore, the precision requirements of the processing dimension and the angle of each component of the shock absorbing front fork are high, and the shock absorbing front fork lower fork tube with one end closed and the other end flared is one of the important components of the shock absorbing front fork.
In the prior art, the closing-in of one end of the fork tube under the front fork of moving away to avoid possible earthquakes and the flaring of the other end need to be accomplished through twice process, and equipment cost and circulation processing cost are higher, waste time and energy. Therefore, a need exists in the art for a device for machining the lower fork tube of a shock-absorbing front fork, which has a simple structure, high machining efficiency and one-step positioning and forming.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a fork tube processingequipment under fork of moving away to avoid possible earthquakes of simple structure, processing high efficiency, once fix a position throat and flaring simultaneous forming.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
the utility model provides an expand integrative device that contracts for fork under shock-absorbing front fork of fork under fork pipe for with circular tubular product processing one end pipe diameter shrink, other end pipe diameter enlarge, include: the platform frame is arranged at the bottom and provides a supporting structure and an operating platform for the locking device, the flaring device and the necking device; the locking device is arranged on the rack and used for fixing and pressing the round pipe; the flaring device is arranged on the rack and positioned at one end of the locking device and is used for enlarging the pipe orifice at one end of the round pipe; the necking device is arranged on the upper surface of the rack, is positioned at the other end of the locking device and is used for necking the other end pipe orifice of the round pipe.
The beneficial effect of adopting above-mentioned technical scheme is: the problem that in the prior art, the bicycle fork tube under the suspension fork has many manufacturing procedures, repeated positioning and low processing efficiency is fully considered, firstly, the locking device is arranged, the raw material round tube for manufacturing the fork tube under the suspension fork is positioned and locked, secondly, the flaring device and the necking device are respectively arranged on two sides of the locking device, and the flaring device and the necking device are used for feeding and processing along the axial direction of the round tube in opposite directions, so that the purposes of simultaneously forming the necking and the flaring at two ends of the round tube are realized, the processing efficiency is effectively improved, and meanwhile, the number of the processing procedures and the labor cost and the material resource cost consumed between the process flows are also reduced.
As a technical scheme of the utility model further improve, flaring device includes first guide rail, first slider, flaring die and flaring drive unit, first guide rail is followed the axial of the fixed circular tubular product of locking device is arranged locking device's one end, first slider with first guide rail cooperation forms sliding connection, the flaring die is established the top of first slider, just the flaring die set up the direction with fix the orificial axis direction of the circular tubular product in the locking device is corresponding, flaring drive unit with the flaring die links to each other.
The beneficial effect of adopting above-mentioned technical scheme is: the introduction of the first guide rail and the first sliding block provides stable guiding for feeding and flaring of the flaring die, so that the flaring accuracy of the flaring die under the driving of the flaring driving unit is enhanced.
As the utility model discloses technical scheme's further improvement again, the flaring die with be connected for dismantling between the first slider.
The beneficial effect of adopting above-mentioned technical scheme is: the flaring die is detachably connected with the first sliding block, so that the flaring die can be flexibly replaced according to the lower fork tubes of the shock-absorbing front forks with different specifications, and the application range of the flaring and shrinking integrated device is effectively expanded.
As a further improvement of the technical scheme of the utility model, the flaring die includes external mold sleeve and centre form vaulting pole, the telescopic internal diameter of external mold is not less than the biggest external diameter of the flaring section of circular tubular product after the flaring, the centre form vaulting pole includes direction section vaulting pole and flaring section vaulting pole, the direction section vaulting pole is located the foremost of centre form vaulting pole, and with flaring section vaulting pole axis centering is connected, the external diameter of direction section vaulting pole is less than the internal diameter of circular tubular product, the external diameter of flaring section vaulting pole is greater than the internal diameter of circular tubular product.
The beneficial effect of adopting above-mentioned technical scheme is: an internal mold stay bar is introduced into the flaring die, which is beneficial to accurately expanding the port of the round pipe according to the preset size; the guide section support rod in the internal mold support rod is beneficial to smoothly introducing the flaring section support rod into the circular pipe; the arrangement of the outer die sleeve is beneficial to protecting abnormal deformation caused by local uneven stress of the circular pipe in the flaring process, so that the flaring of the circular pipe is protected from exceeding the preset size on the outer side.
As a further improvement of the technical scheme of the utility model, the throat device includes second guide rail, second slider, throat mould and throat drive unit, the second guide rail is followed the axial of the circular tubular product in the locking device is arranged locking device's the other end, the second slider with the cooperation of second guide rail forms sliding connection, the throat mould is established the top of second slider, just the throat mould set up the direction with fix the mouth of pipe of the circular tubular product in the locking device is corresponding, throat drive unit with the throat mould links to each other.
The beneficial effect of adopting above-mentioned technical scheme is: a second guide rail and a second sliding block are introduced into the necking device, so that the feeding direction accuracy of the necking die is guaranteed to the maximum extent; in addition, because the slide rail and the slide block are matched precisely, the mutual friction force required to be overcome during relative sliding is very small, and therefore the sliding energy consumption is small.
As a further improvement of the technical solution of the present invention, the necking die is detachably connected to the second slider.
The beneficial effect of adopting above-mentioned technical scheme is: the necking die is detachably connected with the second sliding block, so that the necking die can be flexibly replaced according to different requirements of the lower fork tubes of the shock-absorbing front forks with different specifications on the size of the necking die, and the application range of the expansion and contraction integrated device is further expanded.
As the utility model discloses technical scheme's is further improved again, the necking die includes the gradual expansion external mold, the port internal diameter of gradual expansion external mold is greater than the external diameter of circular tubular product, the bottom internal diameter of gradual expansion external mold equals the minimum external diameter of the predetermined shrink of circular tubular product. Preferably, the necking die further comprises a central rod, wherein the central rod is vertically fixed at the center of the bottom of the gradually-expanding outer die and is used for pushing the I-shaped connecting piece into a predetermined shrinking section of the round pipe.
The beneficial effect of adopting above-mentioned technical scheme is: the arrangement of the central rod is convenient for completing the built-in of the I-shaped connecting piece while necking.
As the utility model discloses technical scheme's is further improved again, locking means includes module, support, locking drive unit down and goes up the module, down the module with rack fixed connection, the support with the module is fixed for the center of horizontal direction down the rack top, it establishes to go up the module directly over the module down, just go up the top of module with the one end that locking drive unit can stretch out and draw back is connected, locking drive unit with leg joint, it is in to go up the module locking drive unit's flexible drive down with module locking or separation down.
The beneficial effect of adopting above-mentioned technical scheme is: introduce the locking drive unit among the locking means for last module provide with module locking or the power of separation down, the automated control of being convenient for, locking separation rate is fast, and can adjust according to the production rhythm, in addition, the locking is more firm.
As the utility model discloses technical scheme's further improvement again, locking drive unit is hydraulic cylinder.
The beneficial effect of adopting above-mentioned technical scheme is: the hydraulic oil cylinder is used as a locking driving unit, so that the power is sufficient, the size is small, and the operation is stable and reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the state before expansion and contraction of the expansion and contraction integrated device of the present invention.
Fig. 2 is a schematic view of the state of the expansion and contraction integrated device of the present invention.
Fig. 3 is a schematic diagram of the expanded and contracted state of the expansion and contraction integrated device of the present invention.
The corresponding part names indicated by the numbers in the figures are as follows:
a circular tube 01; an i-shaped connector 02; a shock-absorbing front fork lower fork tube 03; a gantry 1; a locking device 2; a lower module 21; a bracket 22; a lock drive unit 23; an upper module 24; a flaring device 3; a first guide rail 31; a first slider 32; a flaring die 33; an outer mold sleeve 331; an inner mold strut 332; a flare driving unit 34; a necking device 4; a second guide rail 41; a second slider 42; a necking die 43; a divergent outer mold 431; a center pole 432; a throat drive unit 44.
Detailed Description
To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In order to realize the utility model discloses a purpose, the utility model provides a technical scheme does:
the utility model discloses an in some embodiments, as shown in fig. 1, an expand integrative device that contracts for fork under the suspension fork for become fork 03 under the suspension fork that one end pipe diameter shrink, other end pipe diameter enlarge with circular tubular product 01, include: the device comprises a rack 1, a locking device 2, a flaring device 3 and a necking device 4, wherein the rack 1 is arranged at the bottom and provides a supporting structure and an operating platform for the locking device 2, the flaring device 3 and the necking device 4; the locking device 2 is arranged on the rack 1 and used for fixing and pressing the round pipe 01; the flaring device 3 is arranged on the rack 1 and positioned at one end of the locking device 2 and is used for enlarging the pipe orifice at one end of the circular pipe 01; and the necking device 4 is arranged on the rack 1 and is positioned at the other end of the locking device 2 and used for necking the other end pipe orifice of the round pipe 01.
The beneficial effect of adopting above-mentioned technical scheme is: the problem that in the prior art, the bicycle fork tube under the suspension fork has many manufacturing procedures, repeated positioning and low processing efficiency is fully considered, firstly, the locking device is arranged, the raw material round tube for manufacturing the fork tube under the suspension fork is positioned and locked, secondly, the flaring device and the necking device are respectively arranged on two sides of the locking device, and the flaring device and the necking device are used for feeding and processing along the axial direction of the round tube in opposite directions, so that the purposes of simultaneously forming the necking and the flaring at two ends of the round tube are realized, the processing efficiency is effectively improved, and meanwhile, the number of the processing procedures and the labor cost and the material resource cost consumed between the process flows are also reduced.
In other embodiments of the present invention, as shown in fig. 1 and 2, the flaring device 3 includes a first guide rail 31, a first slider 32, a flaring die 33 and a flaring driving unit 34, the first guide rail 31 is arranged at one end of the locking device 2 along the axial direction of the circular pipe 01 fixed by the locking device 2, the first slider 32 is matched with the first guide rail 31 to form a sliding connection, the flaring die 33 is arranged at the top of the first slider 32, the setting direction of the flaring die 33 is corresponding to the axial direction of the pipe orifice of the circular pipe 01 fixed in the locking device 2, and the flaring driving unit 34 is connected with the flaring die 33.
The beneficial effect of adopting above-mentioned technical scheme is: the introduction of the first guide rail and the first sliding block provides stable guiding for feeding and flaring of the flaring die, so that the flaring accuracy of the flaring die under the driving of the flaring driving unit is enhanced.
In other embodiments of the present invention, the flaring die 33 is detachably connected to the first sliding block 32.
The beneficial effect of adopting above-mentioned technical scheme is: the flaring die is detachably connected with the first sliding block, so that the flaring die can be flexibly replaced according to the lower fork tubes of the shock-absorbing front forks with different specifications, and the application range of the flaring and shrinking integrated device is effectively expanded.
In other embodiments of the present invention, as shown in fig. 3, the flaring die 33 includes an outer die sleeve 331 and an inner die brace rod 332, the inner diameter of the outer die sleeve 331 is not less than the maximum outer diameter of the flaring segment of the circular pipe 01 after flaring, the inner die brace rod 332 includes a guide segment brace rod and a flaring segment brace rod, the guide segment brace rod is located at the foremost end of the inner die brace rod and is connected with the flaring segment brace rod axis in a centering manner, the outer diameter of the guide segment brace rod is less than the inner diameter of the circular pipe 01, and the outer diameter of the flaring segment brace rod is greater than the inner diameter of the circular pipe 01.
The beneficial effect of adopting above-mentioned technical scheme is: an internal mold stay bar is introduced into the flaring die, which is beneficial to accurately expanding the port of the round pipe according to the preset size; the guide section support rod in the internal mold support rod is beneficial to smoothly introducing the flaring section support rod into the circular pipe; the arrangement of the outer die sleeve is beneficial to protecting abnormal deformation caused by local uneven stress of the circular pipe in the flaring process, so that the flaring of the circular pipe is protected from exceeding the preset size on the outer side.
In other embodiments of the present invention, as shown in fig. 1 and 2, the necking device 4 includes a second guide rail 41, a second slider 42, a necking die 43 and a necking driving unit 44, the second guide rail 41 is disposed at the other end of the locking device 2 along the axial direction of the circular tube 01 in the locking device 2, the second slider 42 is matched with the second guide rail 41 to form a sliding connection, the necking die 43 is disposed at the top of the second slider 42, the setting direction of the necking die 43 corresponds to the pipe orifice of the circular tube 01 fixed in the locking device 2, and the necking driving unit 44 is connected with the necking die 43.
The beneficial effect of adopting above-mentioned technical scheme is: a second guide rail and a second sliding block are introduced into the necking device, so that the feeding direction accuracy of the necking die is guaranteed to the maximum extent; in addition, because the slide rail and the slide block are matched precisely, the mutual friction force required to be overcome during relative sliding is very small, and therefore the sliding energy consumption is small.
In other embodiments of the present invention, the necking die 43 is detachably connected to the second slider 42.
The beneficial effect of adopting above-mentioned technical scheme is: the necking die is detachably connected with the second sliding block, so that the necking die can be flexibly replaced according to different requirements of the lower fork tubes of the shock-absorbing front forks with different specifications on the size of the necking die, and the application range of the expansion and contraction integrated device is further expanded.
In other embodiments of the present invention, as shown in fig. 3, the necking die 43 includes a gradually expanding outer die 431, the inner diameter of the end of the gradually expanding outer die 431 is larger than the outer diameter of the circular pipe 01, and the inner diameter of the bottom of the gradually expanding outer die 431 is equal to the minimum outer diameter of the predetermined shrinkage of the circular pipe 01. Preferably, the necking die 43 further comprises a central rod 432, wherein the central rod 432 is vertically fixed at the bottom center of the gradually expanding outer die 431 and is used for pushing the I-shaped connecting piece 02 into a predetermined shrinking section of the round pipe 01.
The beneficial effect of adopting above-mentioned technical scheme is: the arrangement of the central rod is convenient for completing the built-in of the I-shaped connecting piece while necking.
In other embodiments of the utility model, as shown in fig. 2, locking device 2 includes module 21 down, support 22, locking drive unit 23 and last module 24, module 21 and rack 1 fixed connection down, module 21 fixes in rack 1 top for the center of horizontal direction below the support 22, it establishes directly over module 21 down to go up module 24, and the top of going up module 24 is connected with the one end that locking drive unit 23 can stretch out and draw back, locking drive unit 23 is connected with support 22, go up module 24 under the flexible drive of locking drive unit 23 with module 21 locking or separation down.
The beneficial effect of adopting above-mentioned technical scheme is: introduce the locking drive unit among the locking means for last module provide with module locking or the power of separation down, the automated control of being convenient for, locking separation rate is fast, and can adjust according to the production rhythm, in addition, the locking is more firm.
In other embodiments of the present invention, the locking driving unit 23 is a hydraulic cylinder.
The beneficial effect of adopting above-mentioned technical scheme is: the hydraulic oil cylinder is used as a locking driving unit, so that the power is sufficient, the size is small, and the operation is stable and reliable.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. The utility model provides an expand integrative device that contracts for fork under shock-absorbing front fork of fork under fork pipe for become one end pipe diameter shrink, the shock-absorbing front fork of other end pipe diameter expansion with circular tubular product processing, its characterized in that includes: a rack, a locking device, a flaring device and a necking device,
the rack is arranged at the bottom and provides a supporting structure and an operating platform for the locking device, the flaring device and the necking device;
the locking device is arranged on the rack and used for fixing and pressing the round pipe;
the flaring device is arranged on the rack and positioned at one end of the locking device and is used for enlarging the pipe orifice at one end of the round pipe;
the necking device is arranged on the upper surface of the rack, is positioned at the other end of the locking device and is used for necking the other end pipe orifice of the round pipe.
2. The expansion and contraction integrated device for the lower fork tube of the shock-absorbing front fork as recited in claim 1, wherein the expansion device comprises a first guide rail, a first slider, an expansion die and an expansion driving unit, the first guide rail is arranged at one end of the locking device along the axial direction of the circular tube fixed by the locking device, the first slider is matched with the first guide rail to form a sliding connection, the expansion die is arranged at the top of the first slider, the arrangement direction of the expansion die corresponds to the axial direction of the orifice of the circular tube fixed in the locking device, and the expansion driving unit is connected with the expansion die.
3. The device as claimed in claim 2, wherein the flaring die is detachably connected to the first sliding block.
4. The expansion and contraction integrated device for the shock-absorbing front fork lower fork tube according to claim 2, wherein the expansion die comprises an outer die sleeve and an inner die stay bar, the inner diameter of the outer die sleeve is not less than the maximum outer diameter of the expanded section of the round tube after expansion, the inner die stay bar comprises a guide section stay bar and an expanded section stay bar, the guide section stay bar is located at the foremost end of the inner die stay bar and is in axial alignment with the expanded section stay bar, the outer diameter of the guide section stay bar is less than the inner diameter of the round tube, and the outer diameter of the expanded section stay bar is greater than the inner diameter of the round tube.
5. The expansion and contraction integrated device for the lower fork tube of the shock-absorbing front fork as claimed in claim 2, wherein the necking device comprises a second guide rail, a second slider, a necking die and a necking driving unit, the second guide rail is arranged at the other end of the locking device along the axial direction of the circular tube in the locking device, the second slider and the second guide rail are matched to form a sliding connection, the necking die is arranged at the top of the second slider, the setting direction of the necking die corresponds to the tube opening of the circular tube fixed in the locking device, and the necking driving unit is connected with the necking die.
6. The expanding and contracting integrated device for the shock-absorbing front fork under-tube according to claim 5, wherein the necking die is detachably connected with the second sliding block.
7. The expansion and contraction integrated device for the shock-absorbing front fork lower fork tube according to claim 5, wherein the necking die comprises a gradually expanding outer die, the inner diameter of a port of the gradually expanding outer die is larger than the outer diameter of the circular tube, and the inner diameter of the bottom of the gradually expanding outer die is equal to the minimum outer diameter of the preset contraction of the circular tube.
8. The apparatus as claimed in claim 7, wherein the necking die further comprises a center rod vertically fixed at the bottom center of the outer die for pushing the I-shaped connector into the predetermined contracted section of the circular tube.
9. The expanding and contracting integrated device for the lower fork tube of the shock-absorbing front fork as claimed in claim 1, wherein the locking device comprises a lower module, a bracket, a locking driving unit and an upper module, the lower module is fixedly connected with the rack, the bracket is fixed above the rack by taking the lower module as a center in the horizontal direction, the upper module is arranged right above the lower module, the top of the upper module is connected with one end of the locking driving unit, which can stretch, the locking driving unit is connected with the bracket, and the upper module is locked or separated from the lower module under the driving of the stretching of the locking driving unit.
10. The device as claimed in claim 9, wherein the locking driving unit is a hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863647.4U CN213559542U (en) | 2020-08-31 | 2020-08-31 | A expand integrative device that contracts for fork pipe under shock-absorbing front fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863647.4U CN213559542U (en) | 2020-08-31 | 2020-08-31 | A expand integrative device that contracts for fork pipe under shock-absorbing front fork |
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| CN213559542U true CN213559542U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021863647.4U Active CN213559542U (en) | 2020-08-31 | 2020-08-31 | A expand integrative device that contracts for fork pipe under shock-absorbing front fork |
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| CN (1) | CN213559542U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600695A (en) * | 2021-07-28 | 2021-11-05 | 宁波金田铜管有限公司 | Pipe fitting tin-assisting process |
| CN113618368A (en) * | 2021-08-23 | 2021-11-09 | 和能人居科技(天津)集团股份有限公司 | Pipe orifice flaring structure and pipe joint installation device with same |
| CN113635064A (en) * | 2021-08-23 | 2021-11-12 | 和能人居科技(天津)集团股份有限公司 | Water pipe processing production line |
| CN114558945A (en) * | 2022-04-26 | 2022-05-31 | 张家港保税区亚鑫精密制管有限公司 | Pipe orifice flaring and necking all-in-one machine |
| CN114643323A (en) * | 2022-04-22 | 2022-06-21 | 利瑞宝运动器材(吴江)有限公司 | Basketball stand metal tube forming device |
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2020
- 2020-08-31 CN CN202021863647.4U patent/CN213559542U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600695A (en) * | 2021-07-28 | 2021-11-05 | 宁波金田铜管有限公司 | Pipe fitting tin-assisting process |
| CN113600695B (en) * | 2021-07-28 | 2024-04-02 | 宁波金田铜管有限公司 | Tin assisting process for pipe fitting |
| CN113618368A (en) * | 2021-08-23 | 2021-11-09 | 和能人居科技(天津)集团股份有限公司 | Pipe orifice flaring structure and pipe joint installation device with same |
| CN113635064A (en) * | 2021-08-23 | 2021-11-12 | 和能人居科技(天津)集团股份有限公司 | Water pipe processing production line |
| CN113635064B (en) * | 2021-08-23 | 2022-10-21 | 和能人居科技(天津)集团股份有限公司 | Water pipe processing production line |
| CN114643323A (en) * | 2022-04-22 | 2022-06-21 | 利瑞宝运动器材(吴江)有限公司 | Basketball stand metal tube forming device |
| CN114643323B (en) * | 2022-04-22 | 2023-12-22 | 利瑞宝运动器材(吴江)有限公司 | Basketball stand metal tube forming device |
| CN114558945A (en) * | 2022-04-26 | 2022-05-31 | 张家港保税区亚鑫精密制管有限公司 | Pipe orifice flaring and necking all-in-one machine |
| CN114558945B (en) * | 2022-04-26 | 2022-07-15 | 张家港保税区亚鑫精密制管有限公司 | Pipe orifice flaring and necking all-in-one machine |
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