CN117655692A - Centering positioning device for assembling and disassembling hydraulic cylinder - Google Patents
Centering positioning device for assembling and disassembling hydraulic cylinder Download PDFInfo
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- CN117655692A CN117655692A CN202311774016.3A CN202311774016A CN117655692A CN 117655692 A CN117655692 A CN 117655692A CN 202311774016 A CN202311774016 A CN 202311774016A CN 117655692 A CN117655692 A CN 117655692A
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- 230000000149 penetrating effect Effects 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The application discloses a hydraulic cylinder assembly and disassembly centering positioning device, belongs to the field of hydraulic cylinders, and is used for the hydraulic cylinder assembly and disassembly, and comprises a bottom plate, wherein a positioning assembly A, a positioning assembly B and a positioning assembly C all comprise inner fixing rings, and two sides of each inner fixing ring are fixedly connected with limiting ring plates; the outer wall of the rod body driving ring is provided with driving teeth, the inner wall of the rod body driving ring is provided with a driving block body with an arc inclined plane, and the arc inclined plane is contacted with the top end of the rod body; the end part of the rod body in the space surrounded by the inner fixing ring is provided with a centering lifting plate which is a circular arc-shaped plate body; a rack is arranged at the outer side of the rod body driving ring, and the bottom end of the rack is fixed on the bottom plate and is vertical to the bottom plate; the rack and the rod body driving ring are meshed and transmitted through the driving teeth. This application can realize the hydraulic cylinder body at the equipment, dismantle the central location of in-process to be convenient for with the dismantlement assembly device cooperation in the assembly line device, improve the equipment and dismantle efficiency, the while is compound to have the chuck function, be convenient for equipment and dismantlement.
Description
Technical Field
The application belongs to the hydraulic cylinder field, and specifically relates to a hydraulic cylinder assembly and disassembly centering device.
Background
Referring to a mining hydraulic support oil cylinder disassembling machine with large cylinder diameter and large stroke disclosed in patent document with Chinese patent publication No. CN116427983A, the mining hydraulic support oil cylinder disassembling machine comprises a support with a sliding chamber and a support end plate, wherein the sliding chamber is provided with a chuck base in a sliding manner through a guide rod, and the chuck base is connected with a side driving oil cylinder through a support guide hole by a chuck base side plate; the chuck bases are arranged in pairs in the sliding cavities of the brackets, middle temporary placing pieces are also arranged in the sliding cavities between the adjacent chuck bases, and two sides of each middle temporary placing piece are respectively provided with an alignment supporting plate; one side of the support end plate is provided with a chuck base, and the chuck base is connected with a hydraulic chuck through a hydraulic driving device.
With the disclosure of the prior art CN116427983a, a centering device is required to be used in the disassembly process of the hydraulic cylinder, so that the centering device can be matched with a hydraulic chuck, the disassembly operation of the hydraulic cylinder is realized, and the stability and reliability of the disassembly process are ensured. However, in the prior art, a single chuck assembly is adopted, which has a certain influence on the clamping operation stability of the hydraulic cylinder; at the same time, the chuck assembly is not able to achieve efficient centering and centering should be rearranged and mated with the chuck assembly if centering is required.
Disclosure of Invention
For solving the problem that prior art exists, this application provides a hydraulic cylinder equipment dismantles positioner placed in middle, and it can realize the hydraulic cylinder body at the equipment, dismantle the central location of in-process to with the dismantlement assembly device cooperation in the assembly line device, improve the equipment and dismantle efficiency, compound simultaneously has the chuck function, be convenient for equipment and dismantlement.
In order to achieve the technical effects, the application is realized through the following technical scheme:
the hydraulic cylinder assembling and disassembling centering positioning device comprises a bottom plate, wherein a positioning assembly A, a positioning assembly B and a positioning assembly C which are distributed along the placement direction of the hydraulic cylinder are arranged on the bottom plate, each positioning assembly A, each positioning assembly B and each positioning assembly C comprises an inner fixing ring, two sides of each inner fixing ring are fixedly connected with limiting ring plates, and a space for accommodating a rod body driving ring is formed along the outer periphery of each inner fixing ring; the outer peripheral surface of the rod body driving ring is provided with driving teeth, the inner wall of the rod body driving ring is provided with a plurality of driving blocks, each driving block is provided with an arc inclined surface, and the driving blocks are contacted with the top end of the rod body through the arc inclined surfaces; the rod body is inserted into the rod body penetrating holes of the inner fixing ring, and the rod body penetrating holes are uniformly distributed around the central axis of the inner fixing ring; the end part of the rod body in the space surrounded by the inner fixing ring is provided with a centering lifting plate which is a circular arc-shaped plate body; a rack is arranged at the outer side of the rod body driving ring, and the bottom end of the rack is fixed on the bottom plate and is perpendicular to the bottom plate; the rack and the rod body driving ring are meshed and transmitted through driving teeth; the limiting ring plate is arranged on the adjusting seat, and the adjusting seat is positioned on the bottom plate and is connected with the bottom plate fixing hole on the bottom plate through the seat body adjusting hole.
As one of the preferable technical schemes, the top end of the centering lifting plate is provided with a shaft sleeve, and the centering lifting plate is connected with the end part of the rod body through the shaft sleeve; the inner fixing ring is provided with a shaft sleeve at a rod body penetrating hole at the rod body penetrating position; and a reset spring is sleeved on the rod body, and two ends of the reset spring are respectively contacted and fixed with the centering lifting plate and the inner fixing ring.
As one of the preferable technical schemes, two sides of the limiting ring plate are symmetrically provided with sliding sleeve connecting plates, the end part of the sliding sleeve connecting plates, which is far away from the limiting ring plate, is fixedly connected with a sliding sleeve, and the sliding sleeve is sleeved on the forced guide column and slides along the forced guide column under the driving of the first lifting driver; the first lifting driver is arranged on the seat body adjusting hole.
As one of the preferable technical schemes, the top end of the limiting ring plate is in sliding fit with a strip-shaped through hole of a fixed connecting plate through a guide rod, the fixed connecting plate is fixedly connected with the top plate, and the fixed connecting plates are symmetrically arranged on two sides of the top plate; the two ends of the top plate are fixedly connected with the forced guide posts respectively; the two ends of the rack are fixedly connected with the bottom plate and the top plate respectively, and the rack and the forced guide column are arranged in parallel.
As one of the preferable technical schemes, the seat body adjusting hole is provided with a second lifting driver at one end far away from the first lifting driver, and the top end of the second lifting driver is connected with a sliding sleeve at a corresponding position.
As one of the preferable technical schemes, sliding sleeves in the positioning assemblies A, B and C are connected in series through synchronous plate bodies; the first lifting driver and the second lifting driver are arranged on the positioning assembly A, the positioning assembly B and the positioning assembly C, or the first lifting driver and the second lifting driver are arranged on the positioning assembly B; the top ends of the first lifting driver and the second lifting driver are connected with the synchronous plate body, and the synchronous plate body drives the sliding sleeve to move along the forced guide column.
As one of the preferable technical schemes, two sides of the adjusting seat are provided with seat body adjusting holes, and the seat body adjusting holes are connected and fixed with the corresponding base plate fixing holes on the base plate through bolt assemblies; the bottom plate fixing holes are respectively arranged on two sides of the bottom plate and distributed in the length direction of the bottom plate.
Compared with the prior art, the application has the following technical effects:
this application realizes the action of drive block through setting up multiunit locating component, through lifting drive in the locating component, and the drive block can realize driving the motion to well lifting plate, body of rod to realize simple, the hydraulic cylinder body centering in the middle under the reliable transmission, convenient to detach, assemble in-process with dismantle, equipment's alignment, the complex has the chuck function simultaneously, realizes dismantling, stability promotion in the equipment's in-process, reduction in equipment complexity.
Drawings
Fig. 1 is an isometric view of the present application.
Fig. 2 is a partial enlarged view of the portion I in fig. 1.
Fig. 3 is a top view of the present application.
FIG. 4 is a cross-sectional view in the position and orientation indicated by A-A in the present application.
1. A bottom plate; 2. an adjusting seat; 3. a bottom plate fixing hole; 4. a seat body adjusting hole; 5. a first lifting driver; 6. a sliding sleeve; 7. forced guiding column; 8. a top plate; 9. fixing the connecting plate; 10. a limiting ring plate; 11. a return spring; 12. a sliding sleeve connecting plate; 13. a supporting plate; 14. a rack; 15. a drive tooth; 16. a centering lifting plate; 17. a second lifting driver; 18. an inner fixing ring; 19. the rod body is provided with a hole in a penetrating way; 20. a rod body; 21. a rod driving ring; 22. a drive block; 101. a positioning component A; 102. a positioning component B; 103. positioning component C.
Detailed Description
The following description of the embodiments is provided in connection with the accompanying drawings to assist those skilled in the art in fully understanding and reproducing the embodiments described herein.
Example 1
As shown in fig. 1 to 4, the hydraulic cylinder assembling and disassembling centering positioning device comprises a bottom plate 1, wherein a plurality of bottom plate fixing holes 3 are symmetrically machined on two sides of the bottom plate 1, and the bottom plate fixing holes 3 are uniformly distributed in the length direction of the bottom plate 1.
The base plate 1 is symptomatic with a base body adjusting hole 4 on the adjusting base 2 through a base plate fixing hole 3, and the base body adjusting hole 4 is connected with the base plate fixing hole 3 through a bolt fastener. The seat body adjusting holes 4 are matched with the bottom plate fixing holes 3, so that the adjustment seat 2 can be fixed at different positions on the bottom plate 1, and then the relative positions of the positioning component A101, the positioning component B102 and the positioning component C103 are set. The adjusting seat 2 is a U-shaped structure plate body, and the bottom plate 1 is accommodated in the U-shaped structure plate body.
The two sides of the adjusting seat 2 are fixedly provided with forced guide posts 7, and the forced guide posts 7 are vertically arranged relative to the adjusting seat 2. A top plate 8 is arranged between the two forced guide posts 7, and the top ends of the top plate 8 and the forced guide posts 7 are fixedly arranged.
The forced guide column 7 is sleeved with a sliding sleeve 6, the sliding sleeve 6 is connected with a first lifting driver 5 and a second lifting driver 17 at corresponding positions, the sliding sleeve 6 is connected with a sliding sleeve connecting plate 12, and the sliding sleeve connecting plate 12 is distributed on two sides of the limiting ring plate 10 and is connected with the limiting ring plate 10 through bolt fasteners.
The limiting ring plate 10 is an annular plate body, an inner fixing ring 18 is fixedly connected to the inner side of the limiting ring plate 10, and the inner fixing ring 18 and the limiting ring plate 10 are coaxially arranged. The stop collar plates 10 are disposed on both sides of the inner retainer ring 18, and since the outer diameter of the stop collar plates 10 is greater than the outer diameter of the inner retainer ring 18, the stop collar plates 10 form annular grooves for receiving the rod driving ring 21 at the outer peripheral edge positions of the inner retainer ring 18.
The body of rod drive ring 21 is annular block, can be provided with bearing structure between the outer wall of body of rod drive ring 21 and inner fixed ring 18, the outer wall processing of body of rod drive ring 21 has a plurality of driving teeth 15, and driving teeth 15 and rack 14 meshing transmission, and rack 14 is located one side of spacing ring plate 10, and the top and the roof 8 of spacing ring plate 10 are connected, and the bottom and the adjustment seat 2 of spacing ring plate 10 are connected, rack 14 and forced guide post 7 parallel arrangement.
The inner ring surface of the rod body driving ring 21 is fixedly provided with driving blocks 22, the driving blocks have curved surfaces contacting with the rod body 20, and the driving blocks 22 are distributed in the circumferential direction of the rod body driving ring 21 and are correspondingly arranged with the rod body 20. During the rotation of the rod driving ring 21, the rod 20 moves along the central axis direction of the rod 20 under the curved surface of the driving block 22.
The rod body 20 is arranged in the rod body penetrating hole 19 of the inner fixing ring 18 in a penetrating way, the end part of the rod body 20 in the space surrounded by the inner fixing ring 18 is fixedly connected with the centering lifting plate 16, and the centering lifting plate 16 is a circular arc-shaped plate body.
The rod body 20 has a rounded structure at the end outside the inner fixing ring 18, so that it can be in sliding fit with the curved surface of the driving block 22.
The rod body 20 is sleeved with a reset spring 11 at a position between the inner fixing ring 18 and the centering lifting plate 16, the top end of the reset spring 11 is contacted and fixed with the inner wall of the inner fixing ring 18, and the bottom end of the reset spring 11 is contacted and fixed with the top end of the centering lifting plate 16.
Example 2
On the basis of embodiment 1, the hydraulic cylinder assembly and disassembly centering positioning device further comprises a positioning component A101, a positioning component B102 and a positioning component C103 which are distributed on the bottom plate 1 in the length direction, wherein the positioning component A101, the positioning component B102 and the positioning component C103 are formed by connecting synchronous plate bodies on two sides in series, the synchronous plate bodies are connected with the sliding sleeve 6 in a detachable mode, and a plurality of connecting holes can be formed in the length direction of the synchronous plate bodies.
The synchronous plate body is connected with the first lifting driver 5 and the second lifting driver 17, and the first lifting driver 5 and the second lifting driver 17 can be arranged on two sides of one group of the positioning component A101, the positioning component B102 and the positioning component C103, or two sides of the positioning component A101, the positioning component B102 and the positioning component C103. The synchronous plate body is arranged in parallel with the bottom plate 1 and the adjusting seat 2.
The side of the limiting ring plate 10 is provided with a supporting plate 13, the supporting plate 13 is a circular arc-shaped plate body, and in an initial state, the supporting plate 13 is aligned with a centering lifting plate 16 at the inner bottom end of an inner fixing ring 18 so as to realize temporary storage of a hydraulic cylinder body.
The top plate 8 is connected with the limiting ring plate 10 through the fixed connecting plate 9, in particular, a strip-shaped hole is processed on the fixed connecting plate 9, a guide rod is processed on the limiting ring plate 10, and the guide rod slides in the strip-shaped hole of the fixed connecting plate 9. The fixed connection plates 9 are positioned on two sides of the top plate 8.
On the basis of the above embodiment, the working process of the present application is as follows:
through the cooperation of bottom plate fixed orifices 3, pedestal adjustment hole 4 and bolt fastener, can realize the position location of adjusting seat 2 and bottom plate 1 in locating component A101, locating component B102, the locating component C103 to adjust the positional relationship between the above-mentioned three, and then realize adapting to the length dimension of different hydraulic cylinder bodies.
After the adjustment is finished, the first lifting driver 5 and the second lifting driver 17 are synchronously started through the hydraulic control system, and the sliding sleeve 6 moves along the forced guide column 7 through the action of the first lifting driver 5 and the second lifting driver 17. Because the sliding sleeve 6 and the forced guide column 7 exist, and the sliding sleeve 6 is connected with the limiting ring plate 10 through the sliding sleeve connecting plate 12, the sliding sleeves 6 on two sides of the adjusting seat 2 can realize the movement along the forced guide column 7 in a forced synchronization mode.
The top end of the limiting ring plate 10 is connected with the bar-shaped hole of the fixed connecting plate 9 through a guide rod so as to assist in realizing the movement of the limiting ring plate 10 in the height direction and the limiting when the limiting ring plate 10 moves downwards to reset.
In the process of moving upwards along with the sliding sleeve 6 and the sliding sleeve connecting plate 12, the limiting ring plate 10 and the rod body driving ring 21 arranged in the annular groove and surrounded by the inner fixing ring 18 rotate. Specifically, the rotation of the rod driving ring 21 is achieved by the driving teeth 15 running along the engagement on the rack 14, and the rotation of the rod driving ring 21 can make the curved surface of the driving block 22 contact with the rounded tip of the rod 20 and promote the rod 20 to move inward of the inner fixing ring 18. When the rod body 20 moves inwards of the inner fixing ring 18, the centering lifting plate 16 at the bottom end can be driven to synchronously move in the direction of the central axis of the inner fixing ring 18.
In the initial state, the centering lifting plate 16 at the bottom end direction inside the inner fixing ring 18 is aligned with the supporting plate 13 on the limiting ring plate 10, so that the cylinder body on the supporting plate 13 has the first lifting in the temporary placement and centering process.
Finally, although the description has been described in terms of embodiments, not every embodiment is intended to include only a single embodiment, and such description is for clarity only, as one skilled in the art will recognize that the embodiments of the disclosure may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a positioner placed in middle is dismantled in hydraulic cylinder equipment, includes bottom plate (1), is provided with on bottom plate (1) along hydraulic cylinder place orientation distribution's locating component A (101), locating component B (102), locating component C (103), its characterized in that: the positioning assembly A (101), the positioning assembly B (102) and the positioning assembly C (103) comprise inner fixing rings (18), two sides of each inner fixing ring (18) are fixedly connected with limiting ring plates (10), and the outer periphery of each inner fixing ring (18) forms a space for accommodating a rod body driving ring (21); the outer peripheral surface of the rod body driving ring (21) is provided with driving teeth (15), the inner wall of the rod body driving ring (21) is provided with a plurality of driving blocks (22), the driving blocks (22) are provided with arc inclined surfaces, and the driving blocks (22) are contacted with the top end of the rod body (20) through the arc inclined surfaces; the rod body (20) is inserted into a rod body penetrating hole (19) of the inner fixing ring (18), and the rod body penetrating holes (19) are uniformly distributed around the central axis of the inner fixing ring (18); the end part of the rod body (20) in the space surrounded by the inner fixing ring (18) is provided with a centering lifting plate (16), and the centering lifting plate (16) is a circular arc-shaped plate body; a rack (14) is arranged at the outer side of the rod body driving ring (21), and the bottom end of the rack (14) is fixed on the bottom plate (1) and is perpendicular to the bottom plate (1); the rack (14) and the rod body driving ring (21) are in meshed transmission through driving teeth (15); the limiting ring plate (10) is arranged on the adjusting seat (2), and the adjusting seat (2) is positioned on the bottom plate (1) and is connected with the bottom plate fixing hole (3) on the bottom plate (1) through the seat body adjusting hole (6).
2. The hydraulic ram assembly disassembly centering device of claim 1, wherein: the top end of the centering lifting plate (16) is provided with a shaft sleeve, and the centering lifting plate (16) is connected with the end part of the rod body (20) through the shaft sleeve; the inner fixing ring (18) is provided with a shaft sleeve at a rod body penetrating hole (19) at the penetrating position of the rod body (20); the rod body (20) is sleeved with a return spring (11), and two ends of the return spring (11) are respectively contacted and fixed with the centering lifting plate (16) and the inner fixing ring (18).
3. The hydraulic ram assembly disassembly centering device of claim 2, wherein: the two sides of the limiting ring plate (10) are symmetrically provided with sliding sleeve connecting plates (12), the end part of the sliding sleeve connecting plates (12) far away from the limiting ring plate (10) is fixedly connected with sliding sleeves (6), and the sliding sleeves (6) are sleeved on the forced guide columns (7) and slide along the forced guide columns (7) under the driving of the first lifting driver (5); the first lifting driver (5) is arranged on the seat body adjusting hole (4).
4. A hydraulic ram assembly disassembly centering device as claimed in claim 3, wherein: the top end of the limiting ring plate (10) is in sliding fit with a strip-shaped through hole of the fixed connecting plate (9) through a guide rod, the fixed connecting plate (9) is fixedly connected with the top plate (8), and the fixed connecting plates (9) are symmetrically arranged on two sides of the top plate (8); two ends of the top plate (8) are fixedly connected with the forced guide posts (7) respectively; the two ends of the rack (14) are fixedly connected with the bottom plate (1) and the top plate (8) respectively, and the rack (14) and the forced guiding column (7) are arranged in parallel.
5. The hydraulic ram assembly disassembly centering device of claim 4, wherein: the second lifting driver (17) is arranged at one end, far away from the first lifting driver (5), of the seat body adjusting hole (4), and the top end of the second lifting driver (17) is connected with the sliding sleeve (6) at the corresponding position.
6. The hydraulic ram assembly disassembly centering device of any of claims 3-5, wherein: the sliding sleeves (6) in the positioning assembly A (101), the positioning assembly B (102) and the positioning assembly C (103) are connected in series through synchronous plate bodies; the first lifting driver (5) and the second lifting driver (17) are arranged on the positioning component A (101), the positioning component B (102) and the positioning component C (103), or the first lifting driver (5) and the second lifting driver (17) are arranged on the positioning component B (102); the top ends of the first lifting driver (5) and the second lifting driver (17) are connected with the synchronous plate body, and the sliding sleeve (6) is driven to move along the forced guide column (7) through the synchronous plate body.
7. The hydraulic ram assembly disassembly centering device of claim 6, wherein: two sides of the adjusting seat (2) are provided with seat body adjusting holes (4), and the seat body adjusting holes (4) are connected and fixed with the corresponding machined bottom plate fixing holes (3) on the bottom plate (1) through bolt assemblies; the bottom plate fixing holes (3) are respectively arranged on two sides of the bottom plate (1) and distributed in the length direction of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311774016.3A CN117655692A (en) | 2023-12-22 | 2023-12-22 | Centering positioning device for assembling and disassembling hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311774016.3A CN117655692A (en) | 2023-12-22 | 2023-12-22 | Centering positioning device for assembling and disassembling hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117655692A true CN117655692A (en) | 2024-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311774016.3A Pending CN117655692A (en) | 2023-12-22 | 2023-12-22 | Centering positioning device for assembling and disassembling hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117655692A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140284889A1 (en) * | 2011-11-08 | 2014-09-25 | Karl-Josef Esser | Chuck for apparatus for machining a tubular rotating workpiece |
| CN104985969A (en) * | 2015-08-03 | 2015-10-21 | 温岭市创嘉信息科技有限公司 | Cylindrical workpiece engraving machine automatic clamp device |
| US20190218846A1 (en) * | 2016-09-06 | 2019-07-18 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Bamberg | Drive assembly for a window lifter having a stop ring for a cable drum |
| WO2021023072A1 (en) * | 2019-08-07 | 2021-02-11 | 北京康布尔石油技术发展有限公司 | Make-up and break-out device, rotary hydraulic driving device, and hydraulic cylinder synchronous positioning device |
| CN217682559U (en) * | 2022-06-02 | 2022-10-28 | 安庆正斌建材机械制造有限公司 | Novel hydraulic oil cylinder |
| CN116390343A (en) * | 2022-12-16 | 2023-07-04 | 江西竞超科技股份有限公司 | Circuit board lamination processing device and process thereof |
| CN116427983A (en) * | 2023-03-06 | 2023-07-14 | 扬州市三明机电有限公司 | Large-cylinder-diameter large-stroke mining hydraulic support oil cylinder disassembling machine |
| CN116534926A (en) * | 2023-05-25 | 2023-08-04 | 南通通博设备安装集团有限公司 | Municipal wastewater treatment system |
| CN116673824A (en) * | 2023-06-29 | 2023-09-01 | 常德市富斯特液压油缸有限公司 | Hydraulic cylinder end processing device |
| WO2023168961A1 (en) * | 2022-03-11 | 2023-09-14 | 哈尔滨焊接研究院有限公司 | Friction welding machine |
-
2023
- 2023-12-22 CN CN202311774016.3A patent/CN117655692A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140284889A1 (en) * | 2011-11-08 | 2014-09-25 | Karl-Josef Esser | Chuck for apparatus for machining a tubular rotating workpiece |
| CN104985969A (en) * | 2015-08-03 | 2015-10-21 | 温岭市创嘉信息科技有限公司 | Cylindrical workpiece engraving machine automatic clamp device |
| US20190218846A1 (en) * | 2016-09-06 | 2019-07-18 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Bamberg | Drive assembly for a window lifter having a stop ring for a cable drum |
| WO2021023072A1 (en) * | 2019-08-07 | 2021-02-11 | 北京康布尔石油技术发展有限公司 | Make-up and break-out device, rotary hydraulic driving device, and hydraulic cylinder synchronous positioning device |
| WO2023168961A1 (en) * | 2022-03-11 | 2023-09-14 | 哈尔滨焊接研究院有限公司 | Friction welding machine |
| CN217682559U (en) * | 2022-06-02 | 2022-10-28 | 安庆正斌建材机械制造有限公司 | Novel hydraulic oil cylinder |
| CN116390343A (en) * | 2022-12-16 | 2023-07-04 | 江西竞超科技股份有限公司 | Circuit board lamination processing device and process thereof |
| CN116427983A (en) * | 2023-03-06 | 2023-07-14 | 扬州市三明机电有限公司 | Large-cylinder-diameter large-stroke mining hydraulic support oil cylinder disassembling machine |
| CN116534926A (en) * | 2023-05-25 | 2023-08-04 | 南通通博设备安装集团有限公司 | Municipal wastewater treatment system |
| CN116673824A (en) * | 2023-06-29 | 2023-09-01 | 常德市富斯特液压油缸有限公司 | Hydraulic cylinder end processing device |
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