CN114701979A - Membrane device on portable membrane covering machine - Google Patents
Membrane device on portable membrane covering machine Download PDFInfo
- Publication number
- CN114701979A CN114701979A CN202210327916.2A CN202210327916A CN114701979A CN 114701979 A CN114701979 A CN 114701979A CN 202210327916 A CN202210327916 A CN 202210327916A CN 114701979 A CN114701979 A CN 114701979A
- Authority
- CN
- China
- Prior art keywords
- expansion
- rod
- film
- lifting
- wrapping machine
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000007306 turnover Effects 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 4
- 235000013361 beverage Nutrition 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000007888 film coating Substances 0.000 description 4
- 238000009501 film coating Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/18—Load gripping or retaining means
- B66F9/185—Load gripping or retaining means by internally expanding grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
Abstract
The invention belongs to the technical field of beverage production and processing, in particular to a portable film wrapping machine film feeding device which comprises a lifting bin, wherein the lower end of one side of the lifting bin is provided with a control cabinet, the upper end of the control cabinet is provided with a main control panel, the bottoms of the lifting bin and the control cabinet are provided with movable bases, the upper ends of two sides of the lifting bin are fixedly provided with symmetrical movable handles, a lifting mechanism is arranged inside the lifting bin and the control cabinet, the front end of the lifting bin is provided with a fixed rod, when in a film wrapping process, a standing roll film is clamped through expansion, then the roll film clamped through expansion is turned over by 180 degrees along an angle of 45 degrees through a turning mechanism, the roll film direction corresponds to the position of the film wrapping machine, the roll film is moved to the position of the film wrapping machine through a universal wheel at the bottom of the movable base, the height of the roll film is adjusted through the lifting mechanism, the roll film can be directly pushed to the position of the film wrapping machine after being separated from expansion, the invention has the advantages of convenient operation, time saving and labor saving and the effect of reducing the cost.
Description
Technical Field
The invention belongs to the technical field of beverage production and processing, and particularly relates to a film feeding device of a portable film wrapping machine.
Background
When the beverage is produced, the beverage bottle is required to be packaged by using the beverage bottle, the beverage bottle is required to be further packaged by using a rolled film at the outer side of the beverage bottle, and the outer side of the beverage bottle is generally subjected to film-coating production in batches by using a film-coating machine because the rolled film is soft;
most of the prior conveying devices do not have plastic films convenient to roll up greatly, and the plastic films rolled up greatly have certain volume and are heavier, so that the conveying devices are not beneficial to manual conveying, consume time and labor, have lower working efficiency and also have larger potential safety hazards.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a convenient film coating device of a film coating machine, which has the characteristics of time and labor saving, cost reduction and efficiency improvement.
In order to achieve the purpose, the invention provides the following technical scheme: a convenient film feeding device of a film wrapping machine comprises a lifting bin, wherein the lower end of one side of the lifting bin is provided with a control cabinet, the upper end of the control cabinet is provided with a main control panel, the bottoms of the lifting bin and the control cabinet are provided with movable bases, symmetrical moving handles are fixedly arranged at the upper ends of the two sides of the lifting bin, lifting mechanisms are arranged in the lifting bin and the control cabinet, a fixed rod is arranged at the front end of the lifting bin, an overturning rod is arranged at one side of the fixed rod far away from the lifting bin, the fixed rod and the turnover rod are also connected with each other through a turnover limiting mechanism, one end of the turnover rod close to the fixed rod is fixedly provided with a turnover push rod, the expansion pin is vertically installed on one side, away from the fixed rod, of the lower end of the turnover rod, the pressing rod is installed at the upper end, provided with the expansion pin, of the turnover rod through a rotating shaft, and the pressing rod and the expansion pin are connected with each other through an expansion mechanism.
As a preferable technical scheme of the film feeding device of the portable film wrapping machine, the lifting mechanism comprises a lifting screw rotatably arranged in the lifting bin and an internal thread block screwed at the upper end of the lifting screw, and one end of the internal thread block, which is far away from the lifting screw, is fixedly arranged with the fixed rod.
According to the preferable technical scheme of the film feeding device of the portable film wrapping machine, the overturning limiting mechanism comprises a first limiting disc fixed at one end of the fixed rod and a second limiting disc fixed at one end of the overturning rod, the first limiting disc and the second limiting disc are in rotating connection, a limiting pin penetrates through the first limiting disc and is installed in a screwing mode, two positioning holes used for being matched with the limiting pin are symmetrically formed in the surface of one end, close to the first limiting disc, of the second limiting disc, and the limiting pin is inserted into the positioning holes in a screwing mode.
As a preferred technical scheme of the film feeding device of the portable film wrapping machine, the turning block is fixedly arranged at one end, close to the second limiting disc, of the first limiting disc, and the two positioning blocks are symmetrically arranged at one end, close to the first limiting disc, of the second limiting disc.
As a preferred technical scheme of the film feeding device of the portable film wrapping machine, the expansion mechanism comprises an expansion groove and a telescopic expansion clamping rod which are arranged on the inner side of an expansion pin, one end of the pressure rod is further provided with a switching rod through a rotating shaft, the other end of the switching rod is rotatably connected with the top of the expansion clamping rod, and an expansion sleeve matched with the expansion groove is fixedly arranged at the lower end of the outer surface of the expansion clamping rod.
As a preferred technical scheme of the film feeding device of the portable film wrapping machine, the first limiting disc and the second limiting disc are obliquely arranged at an angle of 45 degrees relative to the lifting bin.
As a preferable technical scheme of the film feeding device of the portable film wrapping machine, a guard plate penetrates through the joint of the internal thread block and the fixed rod.
As a preferred technical scheme of the film feeding device of the portable film wrapping machine, a through channel is arranged in the middle of the expansion pin, and the volume of the expansion sleeve is slightly larger than that of the expansion groove.
Compared with the prior art, the invention has the beneficial effects that: when the film wrapping process is used, a standing rolled film is clamped through expansion, then the expanded and clamped rolled film is turned over by 180 degrees along an angle of 45 degrees through the turning mechanism, the film wrapping direction corresponds to the position of the film on the film wrapping machine, the rolled film is moved to the position of the film on the film wrapping machine through the universal wheel at the bottom of the movable base, the height of the rolled film is adjusted through the lifting mechanism, and the rolled film can be directly pushed to the position of the film on the film wrapping machine after being separated from expansion.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic structural view of a turning bar of the present invention viewed from the front after turning;
FIG. 4 is a schematic half-sectional view of the expansion mechanism of the present invention;
FIG. 5 is a schematic view of a partial cross-section of a connecting portion of two limiting plates according to the present invention;
FIG. 6 is a side view partially sectioned schematic diagram of the elevator mechanism according to the present invention;
FIG. 7 is a partially enlarged view of part A of the present invention;
in the figure: 1. a lifting bin; 2. a control cabinet; 3. a main control panel; 4. moving the base; 5. moving the handle; 6. a lifting screw; 7. an internal thread block; 8. a fixing rod; 9. a turning rod; 10. a first limiting disc; 11. a second limiting disc; 12. a spacing pin; 13. positioning holes; 14. turning over the block; 15. positioning blocks; 16. an expansion pin; 17. a pressure lever; 18. a transfer lever; 19. an expansion clamping rod; 20. an expansion sleeve; 21. an expansion tank; 22. a guard plate; 23. the push rod is turned over.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a portable membrane covering machine goes up membrane device, including lift storehouse 1, control box 2 is installed to 1 one side lower extreme in lift storehouse, main control panel 3 is installed to control box 2 upper end, lift storehouse 1 and control box 2 bottom are installed and are removed base 4, 1 both sides upper end fixed mounting in lift storehouse has the removal handle 5 of symmetry, lift storehouse 1 and the inside elevating system that is provided with of control box 2, the front end of lift storehouse 1 is provided with dead lever 8, one side that lift storehouse 1 was kept away from to dead lever 8 is provided with upset pole 9, still through upset stop gear interconnect between dead lever 8 and the upset pole 9, the fixed upset push rod 23 that is provided with of one end that the upset pole 9 is close to dead lever 8, upset round pin 16 is installed perpendicularly to upset pole 9 lower extreme one side that keeps away from dead lever 8, depression bar 17 is still installed through the pivot in the upper end of upset round pin 16 of 9 installation, depression bar 17 and 16 inside still through expansion mechanism interconnect.
Specifically, elevating system installs at 1 inside lifting screw 6 in lift storehouse including rotating, and close the internal thread piece 7 in lifting screw 6 upper end soon, internal thread piece 7 deviates from lifting screw 6 one end still with dead lever 8 fixed mounting, servo motor is installed to 1 lower extreme in lift storehouse in this embodiment, servo motor drives lifting screw 6 and rotates 1 inside in lift storehouse, thereby reach the lift effect, can unload the membrane from the high-order when it promotes the high-order, avoid the eminence to unload membrane risk its more stable.
Specifically, upset stop gear is including fixing first spacing dish 10 in dead lever 8 one end and fixing the spacing dish 11 of second in upset pole 9 one end, first spacing dish 10 and the spacing dish 11 of second are connected for rotating, and the inside running through of first spacing dish 10 closes soon and installs spacer pin 12, and the spacing dish 11 of second is close to first spacing dish 10 one end surface symmetry and has seted up two locating holes 13 that are used for using with the cooperation of spacer pin 12, and spacer pin 12 is through closing soon inside inserting locating hole 13.
Specifically, the first limiting disc 10 is fixedly provided with the turning block 14 near one end of the second limiting disc 11, the second limiting disc 11 is symmetrically provided with two positioning blocks 15 near one end of the first limiting disc 10, and the turning block 14 and the positioning blocks 15 play a role in positioning to limit the rotation angle of the rotating shaft in this embodiment.
Specifically, the expansion mechanism includes setting up at the inboard inflation groove 21 of inflation round pin 16 and the expansion kelly 19 of flexible, and adapter 18 is still installed through the pivot to depression bar 17 one end, and the adapter 18 other end rotates with the expansion kelly 19 top to be connected, and the fixed expansion cover 20 that uses with inflation groove 21 cooperation that is provided with of expansion kelly 19 surface lower extreme.
Specifically, first spacing dish 10 and the relative lift storehouse 1 of second 11 are 45 slope settings, and 45 flip angle makes the operation more light in this embodiment.
Specifically, the connecting part of the internal thread block 7 and the fixing rod 8 is provided with a guard plate 22 in a penetrating manner, and the guard plate 22 plays a role in protecting the lifting mechanism in the embodiment.
Specifically, the middle of the expansion pin 16 is a through channel, the volume of the expansion sleeve 20 is slightly larger than that of the expansion slot 21, in the embodiment, the expansion pin 16 is provided with the channel, the hardness of the channel is reduced, the channel has a certain deformation range, a better expansion effect can be achieved, the expansion sleeve 20 is slightly larger than the volume of the expansion slot 21, and when the expansion sleeve 20 extrudes the expansion slot 21, due to space limitation, the expansion pin 16 is expanded outwards by continuously pressing with force, so that a clamping effect is achieved.
The working principle and the using process of the invention are as follows: the invention is assembled, the position of an expansion pin 16 and a central hole of a coiled film is calibrated, the expansion pin 16 is inserted into the central hole of the coiled film through a lifting mechanism, a pressure rod 17 is pressed, the pressure rod 17 drives an adapter rod 18 to move downwards, the adapter rod 18 drives an expansion clamping rod 19 to move downwards, an expansion sleeve 20 at the lower end of the expansion clamping rod 19 is clamped at the position of an expansion groove 21 by the pressing force, the coiled film is clamped through the expanded expansion pin 16, a limiting pin 12 is pulled to separate from a positioning hole 13 which is inserted, a turning push rod 23 is held by a hand and pushed, a film clamping part is rotated by 180 degrees under the action of a fixed rod 8 and a rotating shaft of a turning rod 9, a turning block 14 is contacted with a positioning block 15 at the other side, the limiting pin 12 corresponds to another positioning hole 13 at the moment, the limiting pin 12 is rotated to be inserted into the positioning hole 13, at the moment, the coiled film clamped at the outer end of the expansion pin 16 is turned to be parallel to the ground, the roll membrane after will overturning moves to membrane wrapping machine and goes up membrane department through 4 lower extreme pulleys on the removal base, rolls up the membrane height through the elevating system adjustment, 1 inside motor in lift storehouse drives lifting screw 6 and rotates, and it is more laborsaving to electronic the rotation, and lifting screw 6 closes with internal thread piece 7 soon, and internal thread piece 7 drives dead lever 8 and carries out lift adjustment, resets depression bar 17 after the position adjustment, and 16 do not expand of expansion pin simultaneously, will roll up the membrane and directly push to the epaxial can of last membrane of membrane wrapping machine.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a portable filming machine goes up membrane device which characterized in that: comprises a lifting bin (1), a control cabinet (2) is installed at the lower end of one side of the lifting bin (1), a main control panel (3) is installed at the upper end of the control cabinet (2), a movable base (4) is installed at the bottoms of the lifting bin (1) and the control cabinet (2), symmetrical movable handles (5) are fixedly installed at the upper ends of the two sides of the lifting bin (1), lifting mechanisms are arranged inside the lifting bin (1) and the control cabinet (2), a fixed rod (8) is arranged at the front end of the lifting bin (1), a turnover rod (9) is arranged at one side, far away from the lifting bin (1), of the fixed rod (8) and the turnover rod (9) and is connected with each other through a turnover limiting mechanism, a turnover push rod (23) is fixedly arranged at one end, close to the fixed rod (8), of the turnover rod (9), one side, far away from the fixed rod (8), of the lower end of the turnover rod (9) is vertically installed with an expansion pin (16), the upper end of the turnover rod (9) provided with the expansion pin (16) is also provided with a pressure rod (17) through a rotating shaft, and the pressure rod (17) and the expansion pin (16) are also connected with each other through an expansion mechanism.
2. The film feeding device of a portable film wrapping machine according to claim 1, wherein: elevating system installs lifting screw (6) in lift storehouse (1) inside including rotating to and close internal thread piece (7) in lifting screw (6) upper end soon, the one end that internal thread piece (7) deviates from lifting screw (6) still with dead lever (8) fixed mounting.
3. The film feeding device of a portable film wrapping machine according to claim 1, wherein: upset stop gear is including fixing first spacing dish (10) in dead lever (8) one end and fixing second spacing dish (11) in upset pole (9) one end, first spacing dish (10) and second spacing dish (11) are connected for rotating, first spacing dish (10) inside runs through to close soon installs spacer pin (12), second spacing dish (11) are close to first spacing dish (10) one end surface symmetry and have been offered two locating holes (13) that are used for using with spacer pin (12) cooperation, spacer pin (12) insert locating hole (13) inside through closing soon.
4. The film feeding device of a portable film wrapping machine according to claim 3, wherein: the first limiting disc (10) is close to one end of the second limiting disc (11) and is fixedly provided with a turning block (14), and the second limiting disc (11) is close to one end of the first limiting disc (10) and is symmetrically provided with two positioning blocks (15).
5. The film feeding device of a portable film wrapping machine according to claim 1, wherein: the expansion mechanism comprises an expansion groove (21) and a telescopic expansion clamping rod (19), the expansion groove (21) is formed in the inner side of the expansion pin (16), an adapter rod (18) is further mounted at one end of the pressure rod (17) through a rotating shaft, the other end of the adapter rod (18) is rotatably connected with the top of the expansion clamping rod (19), and an expansion sleeve (20) matched with the expansion groove (21) and used is fixedly arranged at the lower end of the outer surface of the expansion clamping rod (19).
6. The film feeding device of a portable film wrapping machine according to claim 3, wherein: the first limiting disc (10) and the second limiting disc (11) are arranged in an inclined manner of 45 degrees relative to the lifting bin (1).
7. The film feeding device of a portable film wrapping machine according to claim 2, wherein: a guard plate (22) penetrates through the joint of the internal thread block (7) and the fixed rod (8).
8. The film feeding device of a portable film wrapping machine according to claim 5, wherein: the middle of the expansion pin (16) is provided with a through channel, and the volume of the expansion sleeve (20) is slightly larger than that of the expansion groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210327916.2A CN114701979A (en) | 2022-03-30 | 2022-03-30 | Membrane device on portable membrane covering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210327916.2A CN114701979A (en) | 2022-03-30 | 2022-03-30 | Membrane device on portable membrane covering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114701979A true CN114701979A (en) | 2022-07-05 |
Family
ID=82170249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210327916.2A Pending CN114701979A (en) | 2022-03-30 | 2022-03-30 | Membrane device on portable membrane covering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114701979A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030017175A (en) * | 2001-08-24 | 2003-03-03 | 공상식 | Twist-disk apparatus to combine finger-pressure |
| CN106958567A (en) * | 2016-03-21 | 2017-07-18 | 成都佳格科技有限公司 | A kind of double thread three-stage swell fixture component |
| CN207971695U (en) * | 2018-03-26 | 2018-10-16 | 辽宁忠旺铝合金精深加工有限公司 | Fixed angle rotary tooling |
| CN108773508A (en) * | 2018-07-05 | 2018-11-09 | 湖州灵感电子科技有限公司 | A kind of packaging facilities that rotation can be clamped to packing case |
| CN111357070A (en) * | 2017-11-22 | 2020-06-30 | Abb瑞士股份有限公司 | Rotating handle structure of electric switch |
| CN211428404U (en) * | 2020-01-17 | 2020-09-04 | 北京国瑞动力科技有限公司 | Plug pin applied to plug under high-power working condition |
| CN112894714A (en) * | 2021-01-15 | 2021-06-04 | 江苏恒神股份有限公司 | Assembly tool and method for bearing |
| CN214559193U (en) * | 2021-03-13 | 2021-11-02 | 赵裴 | Special drilling equipment of machine-building |
| CN215399550U (en) * | 2021-06-16 | 2022-01-04 | 广州大创智能设备有限公司 | Film roll transfer device |
-
2022
- 2022-03-30 CN CN202210327916.2A patent/CN114701979A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030017175A (en) * | 2001-08-24 | 2003-03-03 | 공상식 | Twist-disk apparatus to combine finger-pressure |
| CN106958567A (en) * | 2016-03-21 | 2017-07-18 | 成都佳格科技有限公司 | A kind of double thread three-stage swell fixture component |
| CN111357070A (en) * | 2017-11-22 | 2020-06-30 | Abb瑞士股份有限公司 | Rotating handle structure of electric switch |
| US20200279702A1 (en) * | 2017-11-22 | 2020-09-03 | Abb Schweiz Ag | Rotary handle construction of an electrical switch |
| CN207971695U (en) * | 2018-03-26 | 2018-10-16 | 辽宁忠旺铝合金精深加工有限公司 | Fixed angle rotary tooling |
| CN108773508A (en) * | 2018-07-05 | 2018-11-09 | 湖州灵感电子科技有限公司 | A kind of packaging facilities that rotation can be clamped to packing case |
| CN211428404U (en) * | 2020-01-17 | 2020-09-04 | 北京国瑞动力科技有限公司 | Plug pin applied to plug under high-power working condition |
| CN112894714A (en) * | 2021-01-15 | 2021-06-04 | 江苏恒神股份有限公司 | Assembly tool and method for bearing |
| CN214559193U (en) * | 2021-03-13 | 2021-11-02 | 赵裴 | Special drilling equipment of machine-building |
| CN215399550U (en) * | 2021-06-16 | 2022-01-04 | 广州大创智能设备有限公司 | Film roll transfer device |
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