CN111975703A - Gas spring bracing piece assembly and disassembly tools - Google Patents
Gas spring bracing piece assembly and disassembly tools Download PDFInfo
- Publication number
- CN111975703A CN111975703A CN202010764332.2A CN202010764332A CN111975703A CN 111975703 A CN111975703 A CN 111975703A CN 202010764332 A CN202010764332 A CN 202010764332A CN 111975703 A CN111975703 A CN 111975703A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- screw
- screw rod
- connecting seat
- gas spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to a gas spring support rod dismounting tool, which belongs to the field of gas spring support rod tools and comprises a left connecting seat (1), a right connecting seat (13), a bearing seat sleeve (3), a ball screw (8), a thrust ball bearing (4), a screw rod sleeve (12), a positioning sleeve (10), a screw rod nut sleeve (11) and a locking sleeve (9).
Description
Technical Field
The invention belongs to the field of gas spring support rod tools, and particularly relates to a gas spring support rod dismounting tool.
Background
The gas spring support rod is an industrial component which can play a role in supporting, buffering, height adjusting, angle adjusting and the like, and is mainly applied to parts such as a cover, a door and the like in engineering machinery. The gas spring support rod has the characteristics of lightness, stable work, operation and the like by virtue of an approximately linear elastic curve, and is widely applied to support components of various devices for upwards opening protective doors, such as automobiles, aviation, medical instruments, furniture, mechanical manufacturing equipment and the like. Under the general condition, the dismouting of air spring bracing piece is gone on under the condition that the air spring extends naturally, air spring bracing piece both ends do not receive axial elasticity this moment, the dismouting is all very convenient, but under some special circumstances, for example, receive equipment structure and installation technical requirement to influence, must compress certain distance with the air spring bracing piece at length direction and just can be smooth carry out the dismouting, it is often very difficult to only rely on the manpower to carry out the compression of air spring bracing piece this moment, partial small-size air spring bracing piece can lean on the hand to compress, also often have hand injured's risk, especially to the great air spring bracing piece of holding power more be hard and take a lot of work, and still unsafe, therefore, to the air spring bracing piece that just can carry out the dismouting after needing the compression, because stronger elasticity can not only rely on the manpower to carry.
The gas spring is widely applied to cigarette packaging equipment in the tobacco industry, and is mainly applied to the opening and closing of various equipment safety protection covers or safety doors, wherein the opening state or the opening angle of the safety protection covers is completed by a gas spring support rod, and the gas spring needs to support the larger weight of the protection covers and plays a key role. The installation, the dismantlement and the maintenance of gas spring bracing piece on the cigarette equipment for packing are common work, because the opening angle of protection shroud has technical requirement, so, no matter the gas spring bracing piece is under the state of installing, still in the installation, gas spring bracing piece itself just requires to have certain compression volume or have stronger elasticity, consequently, the dismouting of gas spring bracing piece is generally all difficult, also very hard, also dangerous.
Disclosure of Invention
In order to overcome the problems in the background art, the invention provides a gas spring support rod dismounting tool which is suitable for quickly dismounting and mounting a gas spring support rod of a protective cover on a cigarette packaging machine in the tobacco industry. According to the invention, by utilizing the principle of adjusting the length by using the ball screw, the two ends of the tool are connected with the connecting seats of the air spring support rods through bolts, the length of the ball screw can be adjusted according to the distance between the connecting seats of the air spring support rods and is matched with the length of the air spring support rods, so that the two ends of the tool bear the tension generated by the air spring support rods, and the fixing bolts of the connecting seats of the air spring support rods are not stressed, thereby facilitating the disassembly and assembly.
In order to realize the purpose, the invention is realized by the following technical scheme:
a gas spring support rod dismounting tool comprises a left connecting seat 1, a right connecting seat 13, a bearing seat sleeve 3, a ball screw 8, a thrust ball bearing 4, a screw rod sleeve 12, a positioning sleeve 10, a screw rod nut sleeve 11 and a locking sleeve 9, wherein the bearing seat sleeve 3 is connected with the left connecting seat 1 through a screw I2, and the left end of the ball screw 8 is installed in the bearing seat sleeve 3 through the thrust ball bearing 4; the screw rod nut sleeve 11 is arranged in a cavity at the left end of the screw rod sleeve 12, a shaft shoulder with the same outer diameter as the screw rod sleeve 12 is arranged at the left end of the screw rod nut sleeve 11, threaded holes with threaded holes facing to each other are formed in the shaft shoulder of the screw rod nut sleeve 11 and the left end wall of the screw rod sleeve 12, the screw rod nut sleeve 11 is fixed on the screw rod sleeve 12 through a screw II 14 matched with the threaded holes, the ball screw 8 is in threaded connection with the screw rod nut sleeve 11, and the right end of the ball screw 8 passes through the screw rod nut sleeve 11 and extends into the screw rod sleeve 12, the right end of the screw rod sleeve 12 is connected with the right connecting seat 13 through a screw I2, the left connecting seat 1 is provided with a threaded hole I28 matched with a threaded hole on the lower support 21 of the air spring support rod, the right connecting seat 13 is provided with a threaded hole nail II 27 matched with a threaded hole on the upper support 25 of the air spring support rod, and the threaded hole I28 and the threaded hole nail II 27 are respectively internally provided with a fastening screw 30.
Furthermore, a waist-shaped positioning groove I16 and a waist-shaped positioning groove II 17 are respectively arranged on the left connecting seat 1 and the right connecting seat 13, a screw hole matched with the waist-shaped positioning groove I16 is arranged on the bearing seat sleeve 3, a screw hole matched with the waist-shaped positioning groove II 17 is arranged on the screw rod sleeve 12, and clamping bolts 18 for fixing are respectively arranged in the waist-shaped positioning groove I16 and the waist-shaped positioning groove II 17.
Further, a deep groove ball bearing 6 is arranged in the bearing seat sleeve 3, the left side of the deep groove ball bearing 6 is fixed through a screw nut 5 which is in threaded connection with a ball screw 8, the right side of the deep groove ball bearing 6 is connected through a bearing cover 15, and a hexagonal adjusting sleeve 7 is fixedly installed on the ball screw 8 on the right side of the bearing cover 15 through a key.
Further, a positioning sleeve 10 is arranged on a ball screw 8 on the left side of the screw rod sleeve 12, a locking sleeve 9 is arranged on the left end face of the positioning sleeve 10, and through holes which are opposite to threaded holes in a shaft shoulder of the screw rod nut sleeve 11 are formed in the locking sleeve 9 and the positioning sleeve 10; an opening groove 9-1 is formed in the side wall of the positioning sleeve 10 along the axial direction, the positioning sleeve 10 on the two sides of the opening groove 9-1 is provided with an adjusting screw hole 9-2 which is opposite, and an adjusting screw is arranged in the adjusting screw hole 9-2.
The invention has the beneficial effects that:
according to the invention, by utilizing the principle of adjusting the length of the ball screw, the two ends of the tool are connected with the connecting seats of the air spring support rods through bolts, the length of the ball screw can be adjusted according to the distance between the connecting seats of the air spring support rods and is matched with the length of the air spring support rods, so that the two ends of the tool bear the tension generated by the air spring support rods, and the fixing bolts of the connecting seats of the air spring support rods are not stressed, thereby facilitating the disassembly and assembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a full cross-sectional view of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic structural view of a gas spring support rod;
FIG. 4 is a schematic view of the ball screw of the present invention;
FIG. 5 is a schematic view of the present invention in connection with a gas spring support rod;
FIG. 6 is an enlarged view of part A of FIG. 5;
FIG. 7 is a schematic view of the connection structure of the locking sleeve and the positioning sleeve according to the present invention;
FIG. 8 is a schematic view of a method of mounting and dismounting a gas spring support rod on a cigarette wrapping apparatus;
fig. 9 is a partially enlarged view of a portion B in fig. 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1, 2 and 4, the gas spring support rod dismounting tool comprises a left connecting seat 1, a right connecting seat 13, a bearing seat sleeve 3, a ball screw 8, a thrust ball bearing 4, a screw sleeve 12, a positioning sleeve 10, a screw nut sleeve 11 and a locking sleeve 9, wherein the bearing seat sleeve 3 is connected with the left connecting seat 1 through a screw I2, and the left end of the ball screw 8 is installed in the bearing seat sleeve 3 through the thrust ball bearing 4; the screw rod nut sleeve 11 is arranged in a cavity at the left end of the screw rod sleeve 12, a shaft shoulder with the same outer diameter as the screw rod sleeve 12 is arranged at the left end of the screw rod nut sleeve 11, threaded holes with threaded holes facing to each other are formed in the shaft shoulder of the screw rod nut sleeve 11 and the left end wall of the screw rod sleeve 12, the screw rod nut sleeve 11 is fixed on the screw rod sleeve 12 through a screw II 14 matched with the threaded holes, the ball screw 8 is in threaded connection with the screw rod nut sleeve 11, and the right end of the ball screw 8 passes through the screw rod nut sleeve 11 and extends into the screw rod sleeve 12, the right end of the screw rod sleeve 12 is connected with the right connecting seat 13 through a screw I2, the left connecting seat 1 is provided with a threaded hole I28 matched with a threaded hole on the lower support 21 of the air spring support rod, the right connecting seat 13 is provided with a threaded hole nail II 27 matched with a threaded hole on the upper support 25 of the air spring support rod, and the threaded hole I28 and the threaded hole nail II 27 are respectively internally provided with a fastening screw 30. As shown in fig. 3, 5, 6, 8 and 9, when the gas spring support rod is installed, the threaded hole i 28 on the left connecting seat 1 is opposite to the threaded hole on the lower support 21 of the gas spring support rod, the threaded hole nail ii 27 on the right connecting seat 13 is opposite to the threaded hole on the upper support 25 of the gas spring support rod, at this time, the left connecting seat 1 is fixedly connected with the lower support 21 through the fastening screw 30, and the right connecting seat 13 is connected with the upper support 25. Then, by rotating the ball screw 8, since the right end of the ball screw is connected with the screw nut sleeve 11 fixed on the screw sleeve 12 through threads, the right end of the ball screw 8 can extend into the screw sleeve 12 or be screwed out of the screw sleeve 12 under the action of the threads in the rotating process of the ball screw 8. When the air spring supporting rod needs to be installed, the distance between the left connecting seat 1 and the right connecting seat 13 is adjusted by rotating the ball screw 8, so that the distance between the lower support 21 and the upper support 25 of the air spring supporting rod is adjusted, and the length of the air spring 23 installed on the lower support 21 and the upper support 25 is adjusted by the lower support 21 and the upper support 25. After the length of the gas spring supporting rod is adjusted, the whole body is moved into the upper protective cover of the cigarette packaging machine in the tobacco industry, and the gas spring supporting rod is fixed on a base 32 and a protective door 31 of the upper protective cover of the cigarette packaging machine in the tobacco industry through a through hole I29 on the lower support 21 and a through hole II 26 on the upper support 25. And then the whole dismounting tool can be dismounted from the lower support 21 and the upper support 25. On the contrary, when the gas spring support rod is disassembled, the right end of the gas spring support rod is connected with the screw rod nut sleeve 11 fixed on the screw rod sleeve 12 through threads, the threaded hole I28 on the left connecting seat 1 is just opposite to the threaded hole on the lower support 21 of the gas spring support rod through rotating the ball screw 8, the threaded hole nail II 27 on the right connecting seat 13 is just opposite to the threaded hole on the upper support 25 of the gas spring support rod, at this time, the left connecting seat 1 is fixedly connected with the lower support 21 through the fastening screw 30, and the right connecting seat 13 is connected with the upper support 25. And then the bolts fixed on the machine base 32 and the protective door 31 in the through holes I29 and II 26 are disassembled, and the left connecting seat 1 and the right connecting seat 13 are disassembled to finish the disassembly of the gas spring supporting rod.
In the invention, a waist-shaped positioning groove I16 and a waist-shaped positioning groove II 17 are respectively arranged on the left connecting seat 1 and the right connecting seat 13, a screw hole matched with the waist-shaped positioning groove I16 is arranged on the bearing seat sleeve 3, a screw hole matched with the waist-shaped positioning groove II 17 is arranged on the screw rod sleeve 12, and clamping bolts 18 for fixing are respectively arranged in the waist-shaped positioning groove I16 and the waist-shaped positioning groove II 17. After not hard up screw I2, can with clamping bolt 18 mating reaction through waist shape constant head tank I16 and waist shape constant head tank II 17, can realize that left side connection seat 1 and right side connection seat 13 are respectively at left side connection seat 1, the adjustment of contained angle on the right side connection seat 13, make its contained angle can match with the undersetting 21 and the upper bracket 25 of air spring bracing piece, realize left side connection seat 1, right side connection seat 13 is connected with undersetting 21 and upper bracket 25, and then realize the dismouting work of air spring bracing piece.
In the invention, a deep groove ball bearing 6 is arranged in a bearing seat sleeve 3, the left side of the deep groove ball bearing 6 is fixed by a screw nut 5 which is connected with a ball screw 8 in a threaded manner, the right side of the deep groove ball bearing 6 is connected by a bearing cover 15, and a hexagonal adjusting sleeve 7 is fixedly arranged on the ball screw 8 on the right side of the bearing cover 15 by a key. Through adopting hexagonal adjusting sleeve 7 to realize ball screw 8's rotation, can avoid staff direct rotation ball screw 8, the problem of hand is hindered to the screw thread on the ball screw 8, and hexagonal adjusting sleeve 7 still can rotate through instruments such as spanner simultaneously, can avoid like this through rotatory ball screw 8 between the spanner, and the spanner causes the damage to ball screw 8 upper thread.
In the invention, a positioning sleeve 10 is arranged on a ball screw 8 on the left side of a screw rod sleeve 12, as shown in fig. 7, a locking sleeve 9 is arranged on the left end surface of the positioning sleeve 10, and through holes which are opposite to threaded holes on a shaft shoulder of a screw rod nut sleeve 11 are formed on the locking sleeve 9 and the positioning sleeve 10; an opening groove 9-1 is formed in the side wall of the positioning sleeve 10 along the axial direction, the positioning sleeve 10 on the two sides of the opening groove 9-1 is provided with an adjusting screw hole 9-2 which is opposite, and an adjusting screw is arranged in the adjusting screw hole 9-2; the whole formed by the locating sleeve 10 and the locking sleeve 9 has a certain axial size, meanwhile, an opening groove 9-1 is formed in the side wall of the locating sleeve 10 along the axial direction, the whole formed by the locating sleeve 10 and the locking sleeve 9 has a guiding effect on the ball screw 8, when the position adjustment of the ball screw 8 meets the dismounting requirement, the locking sleeve is tightly locked by adjusting an adjusting screw in a screw hole 9-2, so that the ball screw 8 is tightly clamped, the fixing of the ball screw 8 is realized through the locating sleeve 10 and the locking sleeve 9, and the ball screw 8 is prevented from rotating to influence the dismounting work in the dismounting process of the gas spring support rod.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a gas spring bracing piece assembly and disassembly tools which characterized in that: the disassembling tool for the supporting rod of the gas spring comprises a left connecting seat (1), a right connecting seat (13), a bearing seat sleeve (3), a ball screw (8), a thrust ball bearing (4), a screw rod sleeve (12), a positioning sleeve (10), a screw rod nut sleeve (11) and a locking sleeve (9), wherein the bearing seat sleeve (3) is connected with the left connecting seat (1) through a screw I (2), and the left end of the ball screw (8) is installed in the bearing seat sleeve (3) through the thrust ball bearing (4); the screw rod nut sleeve (11) is arranged in a cavity at the left end of the screw rod sleeve (12), a shaft shoulder with the same outer diameter as the screw rod sleeve (12) is arranged at the left end of the screw rod nut sleeve (11), threaded holes which are opposite to the threaded holes are formed in the shaft shoulder of the screw rod nut sleeve (11) and the left end wall of the screw rod sleeve (12), the screw rod nut sleeve (11) is fixed on the screw rod sleeve (12) through a screw II (14) matched with the threaded holes, a ball screw rod (8) is in threaded connection with the screw rod nut sleeve (11), the right end of the ball screw rod (8) penetrates through the screw rod nut sleeve (11) and extends into the screw rod sleeve (12), the right end of the screw rod sleeve (12) is connected with the right connecting seat (13) through a screw I (2), a threaded hole I (28) matched with the threaded hole in the lower support (21) of the air spring support rod is formed in the left connecting seat (1), a screw hole II (27) matched with the threaded hole in the upper support rod (25) in the air spring support rod is, fastening screws (30) are respectively arranged in the threaded holes I (28) and the threaded holes II (27).
2. A gas spring support rod assembly and disassembly tool as set forth in claim 1, wherein: the left connecting seat (1) and the right connecting seat (13) are respectively provided with a kidney-shaped positioning groove I (16) and a kidney-shaped positioning groove II (17), the bearing seat sleeve (3) is provided with a screw hole matched with the kidney-shaped positioning groove I (16), the screw rod sleeve (12) is provided with a screw hole matched with the kidney-shaped positioning groove II (17), and the kidney-shaped positioning groove I (16) and the kidney-shaped positioning groove II (17) are respectively internally provided with a clamping bolt (18) for fixing.
3. A gas spring support rod assembly and disassembly tool as claimed in claim 1 or 2, wherein: the deep groove ball bearing is characterized in that a deep groove ball bearing (6) is arranged in a sleeve of the bearing seat sleeve (3), the left side of the deep groove ball bearing (6) is fixed through a screw nut (5) which is connected onto a ball screw (8) in a threaded manner, the right side of the deep groove ball bearing (6) is connected through a bearing cover (15), and a hexagonal adjusting sleeve (7) is fixedly mounted on the ball screw (8) on the right side of the bearing cover (15) through a key.
4. A gas spring support rod assembly and disassembly tool as claimed in claim 1 or 2, wherein: a positioning sleeve (10) is arranged on a ball screw (8) on the left side of a screw rod sleeve (12), a locking sleeve (9) is arranged on the left end face of the positioning sleeve (10), and through holes which are opposite to threaded holes in a shaft shoulder of a screw rod nut sleeve (11) are formed in the locking sleeve (9) and the positioning sleeve (10); an opening groove (9-1) is formed in the side wall of the positioning sleeve (10) along the axial direction, the positioning sleeve (10) on the two sides of the opening groove (9-1) is provided with an adjusting screw hole (9-2) which is opposite, and an adjusting screw is arranged in the adjusting screw hole (9-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010764332.2A CN111975703B (en) | 2020-08-02 | 2020-08-02 | Gas spring support rod assembly and disassembly tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010764332.2A CN111975703B (en) | 2020-08-02 | 2020-08-02 | Gas spring support rod assembly and disassembly tools |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111975703A true CN111975703A (en) | 2020-11-24 |
| CN111975703B CN111975703B (en) | 2022-05-03 |
Family
ID=73445640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010764332.2A Active CN111975703B (en) | 2020-08-02 | 2020-08-02 | Gas spring support rod assembly and disassembly tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111975703B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110131969A (en) * | 2010-06-01 | 2011-12-07 | 현대위아 주식회사 | Jig for assembling and disassembling gas spring |
| CN203409490U (en) * | 2013-06-27 | 2014-01-29 | 厦门烟草工业有限责任公司 | Compressed mounting device for gas spring of door cover of shredder |
| CN106002842A (en) * | 2016-07-26 | 2016-10-12 | 南京海威机械有限公司 | Mechanism for rapidly installing air spring and operation method thereof |
| CN109895032A (en) * | 2017-12-11 | 2019-06-18 | 红塔烟草(集团)有限责任公司 | Gas spring dismantling device |
| CN210173467U (en) * | 2019-04-25 | 2020-03-24 | 河南中烟工业有限责任公司 | Installation auxiliary structure of air spring of air chamber of cigarette making and plug assembling machine |
| CN213106610U (en) * | 2020-08-02 | 2021-05-04 | 红塔烟草(集团)有限责任公司 | Gas spring bracing piece assembly and disassembly tools |
-
2020
- 2020-08-02 CN CN202010764332.2A patent/CN111975703B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110131969A (en) * | 2010-06-01 | 2011-12-07 | 현대위아 주식회사 | Jig for assembling and disassembling gas spring |
| CN203409490U (en) * | 2013-06-27 | 2014-01-29 | 厦门烟草工业有限责任公司 | Compressed mounting device for gas spring of door cover of shredder |
| CN106002842A (en) * | 2016-07-26 | 2016-10-12 | 南京海威机械有限公司 | Mechanism for rapidly installing air spring and operation method thereof |
| CN109895032A (en) * | 2017-12-11 | 2019-06-18 | 红塔烟草(集团)有限责任公司 | Gas spring dismantling device |
| CN210173467U (en) * | 2019-04-25 | 2020-03-24 | 河南中烟工业有限责任公司 | Installation auxiliary structure of air spring of air chamber of cigarette making and plug assembling machine |
| CN213106610U (en) * | 2020-08-02 | 2021-05-04 | 红塔烟草(集团)有限责任公司 | Gas spring bracing piece assembly and disassembly tools |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111975703B (en) | 2022-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213106610U (en) | Gas spring bracing piece assembly and disassembly tools | |
| CN205237956U (en) | A assembly and disassembly tools for engine cylinder cover | |
| CN111975703B (en) | Gas spring support rod assembly and disassembly tools | |
| KR20150000312U (en) | Impact wrench is having all for nut fixing apparatus | |
| CN202431724U (en) | Anti-dismounting nut | |
| CN104385215B (en) | A kind of oil seal for automobile engine disassembles frock and oil seal demounting method | |
| CN206912648U (en) | Multi-angle impact gun support | |
| CN210335830U (en) | Mounting tool of double-lug type compressed air spring | |
| CN214947878U (en) | Height adjusting mechanism for static load tester | |
| CN201871906U (en) | Spring compression tooling | |
| CN214066726U (en) | Clamp for concrete tensile test | |
| CN104709246B (en) | Bridge crane track maintenance accessory cart | |
| CN202001475U (en) | Asymmetric self-locking nut | |
| CN104476190A (en) | Assembling tool for electric clamp assembly | |
| CN210944445U (en) | Elevator bridge compartment handrail | |
| CN219095037U (en) | Special tool for additionally installing balance weight on steam turbine | |
| CN220785648U (en) | Fixing device for vehicle | |
| CN221050050U (en) | Quick adjusting device of ZB48A packing engine oil stay wire | |
| CN221347544U (en) | High stability hardware connecting piece | |
| CN219113925U (en) | Practical tool convenient for disassembling and assembling narrow space equipment | |
| CN216228254U (en) | Shock-absorbing support rod for machining diesel engine base | |
| CN218966270U (en) | Creasing machine for paper packaging box production | |
| CN221097156U (en) | Combined fastener | |
| CN209416489U (en) | Steam turbine rotor vane frequency measurement frock clamp | |
| CN209614905U (en) | A kind of injector clamp applied to milling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |