CN213170279U - Seat conveying device - Google Patents

Seat conveying device Download PDF

Info

Publication number
CN213170279U
CN213170279U CN202021728287.7U CN202021728287U CN213170279U CN 213170279 U CN213170279 U CN 213170279U CN 202021728287 U CN202021728287 U CN 202021728287U CN 213170279 U CN213170279 U CN 213170279U
Authority
CN
China
Prior art keywords
seat
mounting seat
guide rail
mounting
driving part
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.)
Active
Application number
CN202021728287.7U
Other languages
Chinese (zh)
Inventor
郑道荣
郑其漫
郑乐盈
李美莹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Zhuosheng Precision Equipment Co ltd
Original Assignee
Guangzhou Zhuosheng Precision Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Zhuosheng Precision Equipment Co ltd filed Critical Guangzhou Zhuosheng Precision Equipment Co ltd
Priority to CN202021728287.7U priority Critical patent/CN213170279U/en
Application granted granted Critical
Publication of CN213170279U publication Critical patent/CN213170279U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a seat carrying device, which comprises a seat hanging frame, a circumferential driving component and a manipulator, wherein the circumferential driving component comprises a first driving part and a first mounting seat, the output end of the first driving part is provided with a rack, the seat hanging frame is rotatably mounted on the first mounting seat through a rotating shaft, a gear is sleeved on the rotating shaft, and the gear is meshed with the rack; the output end of the manipulator is connected with the first mounting seat. When the seat conveying device is used, the manipulator drives the circumferential driving assembly to move, and the circumferential driving assembly drives the seat hanging frame to rotate, so that the seat is flexibly conveyed, and the requirement of production lines for placing the seat is met. The seat carrying device in the technical scheme adopts the mode that the seat hanging frame is installed on the first installation seat and is driven to rotate through the gear and rack meshing mode, so that the load intensity of the circumferential driving assembly can be reduced, the noise generated by the circumferential driving assembly is reduced, and the service life is prolonged.

Description

Seat conveying device
Technical Field
The utility model is used for seat carrying device technical field especially relates to a seat carrying device.
Background
With the development of the automobile industry, automobiles become the first need of people's life, and the demand of automobile seats is greatly increased, so that the production efficiency of the automobile seats needs to be improved, and the transportation of the seats is a key part influencing the production efficiency.
Because the car seat needs to carry, work such as assembly in different production links, the direction and the position of seat need constantly be adjusted to the transport of seat, the equipment demand. At present, although the carrying device in the prior art can realize the moving and rotating functions in different directions, the rotating part of the carrying device generally adopts a motor to directly drive the gripper to rotate or a mode of connecting the gripper with a chain wheel to rotate the gripper, so as to drive the seat to rotate. When grabbing heavy workpieces such as seats, the components driving the workpieces to rotate not only need to rotate the workpieces, but also need to bear the weight of the workpieces, which usually causes the problems of overlarge load of the driving components, large noise, high damage speed and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a seat handling device, its load intensity that can alleviate circumference drive assembly, noise abatement, increase of service life can carry the seat in a flexible way.
The utility model provides a technical scheme that its technical problem adopted is:
a seat carrying device comprises
A seat hanger;
the circumferential driving assembly comprises a first driving part and a first mounting seat, a rack is arranged at the output end of the first driving part, the seat hanging frame is rotatably mounted on the first mounting seat through a rotating shaft, a gear is sleeved on the rotating shaft, and the gear is meshed with the rack;
and the output end of the manipulator is connected with the first mounting seat.
In combination with the foregoing implementation manner, in certain implementation manners of the present invention, the seat hanging rack includes a hook and a first connecting seat, the first connecting seat is connected to the rotating shaft, and the first connecting seat is provided with a plurality of hooks side by side.
In combination with the above implementation manner, the utility model discloses an in some implementation manners, the seat stores pylon still includes connecting rod and second connecting seat, the second connecting seat with the pivot is connected, and is located the top of first connecting seat, the connecting rod with the second connecting seat is connected, and is located the top of couple, the connecting rod with be equipped with the bracing piece between the first connecting seat, the one end of connecting rod is equipped with first stopper, the other end of connecting rod is equipped with the second stopper, first stopper and second stopper are located the both sides of couple.
In combination with the above implementation manner, the utility model discloses an in some implementation manners, be equipped with first slider on the first mount pad, rack connection first guide rail, first guide rail with first slider cooperation.
In combination with the foregoing implementation manner, in certain implementations of the present invention, the manipulator includes a second driving component and a second mounting seat, a second guide rail is disposed on the second mounting seat and is arranged along the left-right direction, the first driving component is installed on the first mounting seat, a second slider is disposed on the first mounting seat, the second slider is matched with the second guide rail, and the output end of the second driving component is connected to the first mounting seat.
In combination with the foregoing implementation manner, in certain implementations of the present invention, the manipulator further includes a third driving component and a third mounting seat, a third guide rail is disposed on the third mounting seat and is arranged along the vertical direction, the second driving component is installed on the second mounting seat, a third slider is disposed on the second mounting seat, the third slider is matched with the third guide rail, and the output end of the third driving component is connected to the second mounting seat.
In combination with the foregoing implementation manner, the utility model discloses an in some implementation manners, the manipulator still includes fourth drive disk assembly and fourth mount pad, be equipped with the fourth guide rail that sets up along the fore-and-aft direction on the fourth mount pad, third drive disk assembly install in the third mount pad, be equipped with the fourth slider on the third mount pad, the fourth slider with the cooperation of fourth guide rail, fourth drive disk assembly is used for the drive the third mount pad is followed the motion of fourth guide rail.
In combination with the foregoing implementation manner, in certain implementations of the present invention, the front end of the fourth mounting seat is provided with a first belt pulley, the rear end of the fourth mounting seat is provided with a second belt pulley, the first belt pulley passes through a transmission belt and is connected with the second belt pulley in a transmission manner, the fourth mounting seat is installed in the transmission belt, and the output end of the fourth driving component is connected with the first belt pulley and/or the second belt pulley in a transmission manner.
In combination with the above implementation manner, the utility model discloses an in some implementation manners, be equipped with the mounting groove along fore-and-aft direction and outside intercommunication on the third mount pad, be equipped with the draw-in groove that a plurality of edges fore-and-aft direction intervals set up in the mounting groove, be equipped with on the drive belt and take the tooth, the drive belt passes the mounting groove, take the tooth with the draw-in groove cooperation.
In combination with the foregoing implementation manner, in certain implementations of the present invention, the third mounting seat includes a fifth mounting seat and a sixth mounting seat, the third guide rail is installed in the sixth mounting seat, the fourth slider is installed in the fifth mounting seat, the fifth mounting seat is close to one side of the sixth mounting seat is equipped with the mounting groove, and the fifth mounting seat is detachably connected with the sixth mounting seat.
One of the above technical solutions has at least one of the following advantages or beneficial effects: when the seat conveying device is used, the manipulator drives the circumferential driving assembly to move, and the circumferential driving assembly drives the seat hanging frame to rotate, so that the seat is flexibly conveyed, and the requirement of production lines for placing the seat is met. The seat carrying device in the technical scheme adopts the mode that the seat hanging frame is installed on the first installation seat and is driven to rotate through the gear and rack meshing mode, so that the load intensity of the circumferential driving assembly can be reduced, the noise generated by the circumferential driving assembly is reduced, and the service life is prolonged.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic block diagram of one embodiment shown in FIG. 1;
fig. 3 is a schematic structural diagram of a fifth mounting seat according to the embodiment shown in fig. 1.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 and 2, the embodiment of the utility model provides a seat carrying device, including seat stores pylon 1, circumference drive assembly and manipulator, the manipulator is used for driving circumference drive assembly and removes, and circumference drive assembly is used for driving seat stores pylon 1 and rotates, and seat stores pylon 1 is used for hanging the seat to the work of carrying the seat is carried in the completion.
Referring to fig. 1 and 2, the circumferential driving assembly includes a first driving member 21 and a first mounting seat 22, a rack 23 is disposed at an output end of the first driving member 21, the seat hanger 1 is rotatably mounted on the first mounting seat 22 through a rotating shaft 24, a gear 25 is sleeved on the rotating shaft 24, and the gear 25 is engaged with the rack 23. The first driving part 21 drives the rack 23 to reciprocate according to the rotation requirement, and the gear 25 rotates under the action of the rack 23 and drives the seat mounted on the rotating shaft 24 to rotate. The circumferential driving component is installed on the first installation seat 22 through the seat hanger 1, and the seat hanger 1 is driven to rotate through the meshing mode of the gear 25 and the rack 23, so that the load intensity of the circumferential driving component can be reduced, the noise generated by the circumferential driving component is reduced, and the service life is prolonged.
Referring to fig. 1 and 2, the output end of the manipulator is connected with the first mounting seat 22 to push the circumferential driving assembly to move in the up-and-down, left-and-right or front-and-back directions, and the seat is flexibly carried through the matching work of the manipulator and the circumferential driving assembly, so that the requirement of placing the seat on a production line is met. The first driving member 21 may be a motor, an air cylinder, an oil cylinder, or the like.
When the seat conveying device is used, referring to fig. 1 and 2, the manipulator drives the circumferential driving assembly to move, and the circumferential driving assembly drives the seat hanging rack 1 to rotate, so that the seat is flexibly conveyed, and the requirement of a production line on the placement of the seat is met. The seat carrying device in the technical scheme adopts the mode that the seat hanger 1 is installed on the first installation seat 22 and is meshed with the rack 23 through the gear 25, so that the seat hanger 1 is driven to rotate, the load intensity of the circumferential driving assembly can be reduced, the noise generated by the circumferential driving assembly is reduced, and the service life is prolonged.
Referring to fig. 1 and 2, in some embodiments, the seat hanger 1 includes a hook 11 and a first connection seat 12, and the first connection seat 12 is connected to the rotation shaft 24 such that the rotation shaft 24 rotates to drive the first connection seat 12 to rotate synchronously. The first connecting seat 12 is provided with a plurality of hooks 11 side by side to smoothly carry the seat.
Referring to fig. 1 and 2, in some embodiments, the seat hanger 1 further includes a link 13 and a second connecting seat 14, and the second connecting seat 14 is connected to the rotating shaft 24 and located above the first connecting seat 12, so that the rotating shaft 24 can drive the second connecting seat 14 to rotate synchronously when rotating. The connecting rod 13 is connected with the second connecting seat 14 and is positioned above the hook 11, and a supporting rod 15 is arranged between the connecting rod 13 and the first connecting seat 12 and plays a role of supporting the connecting rod 13. One end of the connecting rod 13 is provided with a first limiting block 16, the other end of the connecting rod 13 is provided with a second limiting block 17, the first limiting block 16 and the second limiting block 17 are positioned at two sides of the hook 11, and the first limiting block 16 and the second limiting block 17 can limit the seat and prevent the seat from toppling over towards two sides.
Referring to fig. 1 and 2, in some embodiments, the first mounting base 22 is provided with a first sliding block 26, the rack 23 is connected with a first guide rail 27, and the first guide rail 27 is matched with the first sliding block 26. When the first driving component 21 drives the rack 23 to move, the first sliding block 26 can play a role in guiding the rack 23, so that the accuracy of the motion track of the rack 23 is ensured.
The manipulator may be provided with one or more driving means to drive the seat hanger 1 to move in one or more directions, depending on the actual production line's requirements for carrying the seats. Referring to fig. 1 and 2, in some embodiments, the robot includes a second driving member 31 and a second mounting base 32, a second guide rail 33 is disposed on the second mounting base 32 in a left-right direction, the first driving member 21 is mounted on the first mounting base 22, a second slider 28 is disposed on the first mounting base 22, the second slider 28 is engaged with the second guide rail 33, and an output end of the second driving member 31 is connected to the first mounting base 22. The second driving part 31 drives the first mounting seat 22 to move along the second guide rail 33, and then drives the circumferential driving assembly to move in the left-right direction, so that the seat hanger 1 can be close to the seat in the left-right direction, and the purpose of carrying the seat is achieved.
When the seat is transported, the seat hanger 1 needs to meet the requirement of taking out the seat in height so as to perform the transporting operation. Referring to fig. 1 and 2, in some embodiments, the robot further includes a third driving part 41 and a third mounting seat, a third guide rail 43 is disposed on the third mounting seat in the up-down direction, the second driving part 31 is mounted on the second mounting seat 32, a third slider 34 is disposed on the second mounting seat 32, the third slider 34 is matched with the third guide rail 43, and an output end of the third driving part 41 is connected to the second mounting seat 32. The third driving part 41 drives the second mounting seat 32 to move along the third guide rail 43, and then drives the circumferential driving assembly to move in the up-down direction, so as to ensure that the seat hanger 1 can be close to the seat in the up-down direction, and thus the purpose of carrying the seat is achieved.
In the process of conveying the seat, the seat conveying device needs to switch between an initial position of lifting the seat by the seat hanger 1 and a target position of putting down the seat by the seat hanger 1, and the manipulator needs to meet the moving requirement of the seat hanger 1 between two different front and back positions. Referring to fig. 1 and 2, in some embodiments, the robot further includes a fourth driving unit 51 and a fourth mounting seat 52, a fourth guide rail 53 disposed in the front-back direction is disposed on the fourth mounting seat 52, the third driving unit 41 is mounted on the third mounting seat, a fourth slider 44 is disposed on the third mounting seat, the fourth slider 44 cooperates with the fourth guide rail 53, and the fourth driving unit 51 is configured to drive the third mounting seat to move along the fourth guide rail 53. The fourth driving part 51 drives the third mounting seat to move along the fourth guide rail 53, and then drives the circumferential driving assembly to move in the front-rear direction, so that the seat hanger 1 can be ensured to move in the front-rear direction, and the purpose of carrying the seat is achieved.
The fourth driving member 51 may directly drive the third mounting seat to reciprocate back and forth by a motor or an air cylinder, or may drive the third mounting seat to move by a sprocket and chain transmission or a pulley and belt 54 transmission. Referring to fig. 1 and 2, in some embodiments, a front end of the fourth mounting seat 52 is provided with a first pulley 55, a rear end of the fourth mounting seat 52 is provided with a second pulley 56, the first pulley 55 is in transmission connection with the second pulley 56 through a transmission belt 54, the fourth mounting seat 52 is mounted on the transmission belt 54, an output end of the fourth driving member 51 is in transmission connection with the first pulley 55 and/or the second pulley 56, the fourth mounting seat 52 can reciprocate along with the transmission belt 54 in the front-back direction, and the transmission mode of the transmission belt 54 and the pulleys is suitable for long-distance conveying work, so as to meet the requirement of seat conveying.
The fourth mounting bracket 52 may be mounted to the belt 54 using a snap-fit connection, a threaded connection, or the like. Referring to fig. 1 to 3, in some embodiments, a mounting groove 58 is formed in the third mounting seat and communicates with the outside along the front-back direction, a plurality of engaging grooves 59 are formed in the mounting groove 58 and are spaced apart along the front-back direction, teeth are formed on the driving belt 54, the driving belt 54 passes through the mounting groove 58, and the teeth engage with the engaging grooves 59, so that the driving belt 54 can drive the third mounting seat to move during the conveying process.
Referring to fig. 1 to 3, in some embodiments, the third mounting seat includes a fifth mounting seat 45 and a sixth mounting seat 42, the third guide rail 43 is mounted on the sixth mounting seat 42, the fourth slider 44 is mounted on the fifth mounting seat 45, the fifth mounting seat 45 is provided with a mounting groove 58 on a side close to the sixth mounting seat 42, the fifth mounting seat 45 is detachably connected to the sixth mounting seat 42, the third mounting seat is conveniently mounted on the transmission belt 54, the operation is simple, and the working efficiency is improved.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. A seat conveying device is characterized in that: comprises that
A seat hanger;
the circumferential driving assembly comprises a first driving part and a first mounting seat, a rack is arranged at the output end of the first driving part, the seat hanging frame is rotatably mounted on the first mounting seat through a rotating shaft, a gear is sleeved on the rotating shaft, and the gear is meshed with the rack;
and the output end of the manipulator is connected with the first mounting seat.
2. The seat carrier device according to claim 1, characterized in that: the seat hanger comprises a hook and a first connecting seat, the first connecting seat is connected with the rotating shaft, and the first connecting seat is provided with a plurality of hooks side by side.
3. The seat carrier device according to claim 2, characterized in that: the seat hanger further comprises a connecting rod and a second connecting seat, the second connecting seat is connected with the rotating shaft and located above the first connecting seat, the connecting rod is connected with the second connecting seat and located above the hook, a supporting rod is arranged between the connecting rod and the first connecting seat, a first limiting block is arranged at one end of the connecting rod, a second limiting block is arranged at the other end of the connecting rod, and the first limiting block and the second limiting block are located on two sides of the hook.
4. The seat carrier device according to claim 1, characterized in that: the first installation seat is provided with a first sliding block, the rack is connected with a first guide rail, and the first guide rail is matched with the first sliding block.
5. The seat carrier device according to claim 4, characterized in that: the manipulator comprises a second driving part and a second mounting seat, a second guide rail arranged along the left-right direction is arranged on the second mounting seat, the first driving part is installed on the first mounting seat, a second sliding block is arranged on the first mounting seat, the second sliding block is matched with the second guide rail, and the output end of the second driving part is connected with the first mounting seat.
6. The seat carrier device according to claim 5, characterized in that: the manipulator further comprises a third driving part and a third mounting seat, a third guide rail arranged in the vertical direction is arranged on the third mounting seat, the second driving part is installed on the second mounting seat, a third sliding block is arranged on the second mounting seat, the third sliding block is matched with the third guide rail, and the output end of the third driving part is connected with the second mounting seat.
7. The seat carrier device according to claim 6, characterized in that: the manipulator still includes fourth drive disk assembly and fourth mount pad, be equipped with the fourth guide rail that sets up along the fore-and-aft direction on the fourth mount pad, third drive disk assembly install in the third mount pad, be equipped with the fourth slider on the third mount pad, the fourth slider with the cooperation of fourth guide rail, fourth drive disk assembly is used for the drive the third mount pad is followed the motion of fourth guide rail.
8. The seat carrier device according to claim 7, characterized in that: the front end of the fourth mounting seat is provided with a first belt wheel, the rear end of the fourth mounting seat is provided with a second belt wheel, the first belt wheel is in transmission connection with the second belt wheel through a transmission belt, the fourth mounting seat is mounted on the transmission belt, and the output end of the fourth driving component is in transmission connection with the first belt wheel and/or the second belt wheel.
9. The seat carrier device according to claim 8, characterized in that: the third installation seat is provided with an installation groove communicated with the outside along the front-back direction, a plurality of clamping grooves arranged at intervals along the front-back direction are formed in the installation groove, the transmission belt is provided with teeth, the transmission belt penetrates through the installation groove, and the teeth are matched with the clamping grooves.
10. The seat carrier device according to claim 9, characterized in that: the third mounting seat comprises a fifth mounting seat and a sixth mounting seat, the third guide rail is mounted on the sixth mounting seat, the fourth slider is mounted on the fifth mounting seat, the fifth mounting seat is arranged on one side close to the sixth mounting seat, and the fifth mounting seat is detachably connected with the sixth mounting seat.
CN202021728287.7U 2020-08-18 2020-08-18 Seat conveying device Active CN213170279U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021728287.7U CN213170279U (en) 2020-08-18 2020-08-18 Seat conveying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021728287.7U CN213170279U (en) 2020-08-18 2020-08-18 Seat conveying device

Publications (1)

Publication Number Publication Date
CN213170279U true CN213170279U (en) 2021-05-11

Family

ID=75765784

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021728287.7U Active CN213170279U (en) 2020-08-18 2020-08-18 Seat conveying device

Country Status (1)

Country Link
CN (1) CN213170279U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113696208A (en) * 2021-08-30 2021-11-26 上海兰凯机械制造有限公司 Manipulator for installing automobile seat

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113696208A (en) * 2021-08-30 2021-11-26 上海兰凯机械制造有限公司 Manipulator for installing automobile seat

Similar Documents

Publication Publication Date Title
CN213170279U (en) Seat conveying device
CN113148635A (en) Conveying mechanism for upper row of aluminum materials
CN210655224U (en) Variable-pitch clamp mechanism and clamp equipment
CN210392891U (en) Novel snatch mechanism device
CN210147327U (en) Two motorcycle type anchor clamps auto-change over device
CN217417057U (en) Automobile workpiece circulating conveying device
CN213765835U (en) Arch frame mounting trolley with two arms of engineering chassis sliding simultaneously
CN213706958U (en) Transfer chain with buffer memory function
CN212244833U (en) Annular shuttle of tricycle structure
CN213771133U (en) Coiling device with anti-winding function for lorry-mounted crane
CN213706745U (en) Forward and reverse conveying mechanism
JP2008247107A (en) Spare tire transfer device
CN211766688U (en) Tray distributor and building block conveying equipment
CN214933908U (en) Conveying mechanism for upper row of aluminum materials
CN217837117U (en) Jacking translation mechanism
CN212608895U (en) Logistics equipment for realizing automatic in and out of cart
CN219807722U (en) Follow-up lifting and handing-over device
CN216509680U (en) Barrel rotating mechanism
CN216190348U (en) Grabbing device and carrying trolley
CN217578037U (en) Novel spinning cake floor truck
CN214326243U (en) Swing rod chain driving device and transmission system thereof
CN219216465U (en) A hold fork telescopic machanism for transport of material case
CN211366805U (en) Material frame lifting mechanism
CN218097176U (en) Novel tunnel kiln torsion restriction propeller
CN219636067U (en) Four-way shuttle

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant