CN217463110U - Linear transmission range-extending device - Google Patents
Linear transmission range-extending device Download PDFInfo
- Publication number
- CN217463110U CN217463110U CN202221031803.XU CN202221031803U CN217463110U CN 217463110 U CN217463110 U CN 217463110U CN 202221031803 U CN202221031803 U CN 202221031803U CN 217463110 U CN217463110 U CN 217463110U
- Authority
- CN
- China
- Prior art keywords
- rack
- frame
- transmission
- transmission frame
- stage
- 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
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The embodiment of the utility model discloses straight line transmission increases journey device, include: the screw shaft motor is connected with the screw shaft motor; one side of the fixing frame is provided with an opening, and the inner wall of the bottom end of the fixing frame is fixedly provided with the screw shaft motor; the multi-stage transmission frame is arranged in the fixed frame, and the bottom of the first-stage transmission frame connected with the fixed frame is provided with a transmission hole for matching with a lead screw of the lead screw shaft motor; and the adjacent two stages of transmission frames and the one stage of transmission frame and the fixed frame are respectively in meshed transmission through gears, and when the screw shaft motor is started, any one stage of transmission frame is driven to move upwards relative to the upper stage of transmission frame. The utility model discloses a gear, rack motion stack between multistage transmission frame reach the displacement increase several times's purpose in the same time, and the device structure is succinct, light in weight and with low costs, easily engineering.
Description
Technical Field
The utility model relates to a transmission device field especially relates to a linear transmission increases journey device.
Background
The existing transmission devices are various, and the related transmission mechanisms are more and more. Gear transmission mechanisms, belt transmission mechanisms, screw transmission mechanisms, etc. have been used to a great extent, but these transmission means have their own disadvantages which cannot be overcome easily at high speed transmission. In order to realize high-speed transmission, magnetic levitation technology, linear motors, etc. are used, but the application of these technologies and devices is also limited by the reasons of volume, weight, cost, technical monopoly, etc., and thus, they cannot be applied to all industries.
Therefore, it is an urgent need to solve the problem of improving and optimizing the conventional transfer mechanism and finding a method suitable for the conventional transfer mechanism to realize high-speed transmission.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a linear transmission increases journey device through the reciprocal motion between gear, rack, drives many pairs of rack and pinion simultaneous operation with a motor. The gear is installed on a set of rack and carries out rectilinear movement along with it, simultaneously, rotates through self and drives another set of rack and removes, reaches the displacement increase several times's in the same time purpose through multiunit gear, rack motion stack to solve prior art and gather the problem that can't realize high-speed transmission.
In order to achieve the above object, an embodiment of the present invention provides a linear transmission range extending device, including: the screw shaft motor is connected with the screw shaft motor; one side of the fixing frame is provided with an opening, and the inner wall of the bottom end of the fixing frame is fixedly provided with the screw shaft motor; the multi-stage transmission frame is arranged in the fixing frame, and the bottom of the primary transmission frame connected with the fixing frame is provided with a transmission hole for matching with a lead screw of the lead screw shaft motor; and the adjacent two stages of transmission frames and the one stage of transmission frame and the fixed frame are respectively in meshed transmission through gears, and when the screw shaft motor is started, any one stage of transmission frame is driven to move upwards relative to the upper stage of transmission frame.
Further optionally, the multi-stage transmission frame comprises a first-stage transmission frame, a second-stage transmission frame and a third-stage transmission frame; the inner walls of the two sides of the fixed frame are respectively provided with a first rack and a second rack; the inner walls of two sides of the primary transmission frame are respectively provided with a third rack and a fourth rack, and the two side walls are respectively provided with a first primary gear and a second primary gear; the outer walls of the two sides of the secondary transmission frame are respectively provided with a fifth rack and a sixth rack, and the two side walls are respectively provided with a first secondary gear and a second secondary gear; the outer walls of the two sides of the third-stage transmission frame are respectively provided with a seventh rack and an eighth rack; the first primary gear is meshed with the first rack and the fifth rack simultaneously; the second primary gear is meshed with the second rack and the sixth rack simultaneously; the first secondary gear is meshed with the third rack and the seventh rack simultaneously; and the second secondary gear is simultaneously meshed with the fourth rack and the eighth rack.
Further optionally, a first limiting beam and a second limiting beam are arranged inside the fixing frame, a first sliding groove is formed between the first limiting beam and the second limiting beam, and the primary transmission frame is arranged in the first sliding groove; a third limiting beam and a fourth limiting beam are arranged inside the primary transmission frame, a second sliding groove is formed between the third limiting beam and the fourth limiting beam, and the secondary transmission frame is arranged in the second sliding groove; and a fifth limiting beam and a sixth limiting beam are arranged in the secondary transmission frame, a third sliding groove is formed between the fifth limiting beam and the sixth limiting beam, and the tertiary transmission frame is arranged in the third sliding groove.
Further optionally, the first primary gear and the second primary gear are respectively connected to two side walls of the first-stage transmission frame through pin shafts.
Further optionally, the first secondary gear and the second secondary gear are respectively connected to two side walls of the secondary transmission frame through pin shafts.
Further optionally, a connecting column is arranged at the top of the third-stage transmission frame and used as a connecting interface for transmitting external materials.
Further optionally, the transmission hole is a threaded hole, and an inner thread of the transmission hole is matched with an outer thread of a lead screw of the lead screw shaft motor.
The technical scheme has the following beneficial effects: the utility model discloses a gear, rack motion stack between multistage transmission frame reach the displacement increase several times's purpose in the same time, and the device structure is succinct, light in weight and with low costs, easily engineering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a linear transmission range extender provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the linear transmission range extender provided by the embodiment of the present invention when moving to the limit.
Reference numerals: 1-fixed frame 2-screw shaft motor 3-first rack 4-second rack 5-primary transmission frame 6-third rack 7-fourth rack 8-first primary gear 9-second primary gear 10-pin 11-secondary transmission frame 12-fifth rack 13-sixth rack 14-first secondary gear 15-second secondary gear 16-tertiary transmission frame 17-seventh rack 18-eighth rack 19-connecting column 20-first limiting beam 21-second limiting beam 22-first chute 23-third limiting beam 24-fourth limiting beam 25-second chute 26-fifth limiting beam 27-sixth limiting beam 28-third chute
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
For further optimize the transmission method among the prior art, the embodiment of the utility model provides a linear transmission increases journey device, and fig. 1 is the utility model provides a linear transmission increases journey device's schematic structure diagram, as shown in fig. 1, the device includes: the device comprises a fixed frame 1, a screw shaft motor 2 and a multi-stage transmission frame; one side of the fixed frame 1 is provided with an opening, and the inner wall of the bottom end of the fixed frame 1 is fixed with the screw shaft motor 2; the multi-stage transmission frame is arranged in the fixed frame 1, and the bottom of a primary transmission frame 5 connected with the fixed frame 1 is provided with a transmission hole for matching with a lead screw of the lead screw shaft motor 2; between the adjacent two-stage transmission frame, one-level transmission frame 5 with through gear engagement transmission between the mount 1 respectively, drive arbitrary one-level transmission frame 5 and upwards move for last one-level transmission frame 5 when screw shaft motor 2 starts.
Referring to fig. 1, the device comprises a fixing frame 1 at the outermost side, a screw shaft motor 2 fixed inside the fixing frame 1, and a multi-stage transmission frame inside the fixing frame 1. Wherein, mount 1 one side opening, its open side is used for the multistage driving frame to extend from this opening side when moving.
The screw lever motor is fixed on the bottom surface in the fixing frame 1, and a screw rod of the screw lever motor is vertically arranged in the fixing frame 1 and serves as power equipment.
The inside multistage transmission frame that still is equipped with of mount 1, the transmission frame of next stage locates the transmission frame of last one-level, and every stage of transmission frame is the same face opening except that last one-level transmission frame, and the opening direction all is the same with the opening direction of mount 1, so forms multistage transmission frame. The transmission frame closest to the fixed frame 1 is a first-stage transmission frame 5, a second-stage transmission frame 11 is arranged in the first-stage transmission frame 5, and the rest is done in the same way.
The adjacent two stages of transmission frames are in meshing transmission through gears and racks, and the first stage transmission frame 5 and the fixed frame 1 are also in meshing transmission through gears and racks.
As an alternative embodiment, the number of stages of the transmission frame and the longitudinal length of each stage of the transmission frame may be set according to the actual transmission distance.
The bottom of the primary transmission frame 5 is provided with a transmission hole which is matched with a lead screw of the lead screw shaft motor 2 to provide initial power for the whole device. So, when screw shaft motor 2 started, the lead screw drove one-level driving frame 5 and moved up, and the power of one-level driving frame 5 transmits the driving machine for next stage again, and then realizes the removal of multistage driving frame, and the driving frame top of last one-level is used for bearing the weight of the material.
Because the speed is displacement/time, based on this formula, the embodiment of the present invention does not merely increase the transmission speed of the rack and pinion, but aims to increase the transmission displacement within the same transmission time to achieve the purpose of "speed increasing". Through the mutual motion between the gear and the rack, one motor drives a plurality of pairs of gear and rack to run simultaneously. The gear is arranged on one group of racks and moves linearly along with the racks, and simultaneously, the other group of racks are driven to move through self rotation, and the purpose of increasing displacement by multiple times in the same time is achieved through superposition of the motion of the multiple groups of gears and the racks.
As an alternative embodiment, the multi-stage transmission frame comprises a primary transmission frame 5, a secondary transmission frame 11 and a tertiary transmission frame 16; the inner walls of the two sides of the fixed frame 1 are respectively provided with a first rack 3 and a second rack 4; the inner walls of two sides of the primary transmission frame 5 are respectively provided with a third rack 6 and a fourth rack 7, and the two side walls are respectively provided with a first primary gear 8 and a second primary gear 9; the outer walls of two sides of the secondary transmission frame 11 are respectively provided with a fifth rack 12 and a sixth rack 13, and two side walls are respectively provided with a first secondary gear 14 and a second secondary gear 15; the outer walls of the two sides of the third-stage transmission frame 16 are respectively provided with a seventh rack 17 and an eighth rack 18; the first primary gear 8 is meshed with the first rack 3 and the fifth rack 12 simultaneously; the second primary gear 9 is meshed with the second rack 4 and the sixth rack 13 at the same time; the first secondary gear 14 is meshed with the third rack 6 and the seventh rack 17 at the same time; the second secondary gear 15 meshes simultaneously with the fourth and eighth racks 7, 18.
Multistage driving frame is divided into the third grade in this embodiment, one-level driving frame 5, second grade driving frame 11 and tertiary driving frame 16 promptly, and during the non-motion state, one-level driving frame 5 is inside as for mount 1, and inside one-level driving frame 5 was arranged in to second grade driving frame 11, and inside second grade driving frame 11 was arranged in to tertiary driving frame 16.
The bottom of the fixing frame 1 is provided with a screw shaft motor 2, a screw in the motor is vertically arranged relative to the bottom of the fixing frame 1, and a bottom cross beam of the one-level transmission frame 5 penetrates through a transmission hole which is connected with the screw. The inner walls of two opposite sides of the fixed frame 1 are provided with a first rack 3 and a second rack 4.
The two side walls of the first-stage transmission frame 5 are respectively provided with a first-stage gear 8 and a second first-stage gear 9, the rotating shafts of the two gears are installed on the corresponding side walls, the gears can rotate around the corresponding rotating shafts, and the gear tooth parts of the gears protrude out of the corresponding side walls and are used for being meshed with racks outside the transmission frame. And the inner walls of the two sides of the primary transmission frame 5 are provided with a third rack 6 and a fourth rack 7.
Two side walls of the secondary transmission frame 11 are respectively provided with a first secondary gear 14 and a second secondary gear 15, rotating shafts of the two gears are installed on the corresponding side walls, the gears can rotate around the corresponding rotating shafts, and gear teeth of the gears partially protrude out of the corresponding side walls and are used for being meshed with racks outside the transmission frame. And the outer walls of two sides of the secondary transmission frame 11 are provided with a fifth rack 12 and a sixth rack 13.
When the installation is carried out, the first primary gear 8 is simultaneously meshed with the first rack 3 on the inner wall of the left side of the fixed frame 1 and the fifth rack 12 on the outer wall of the left side of the secondary transmission frame 11, and the second primary gear 9 is simultaneously meshed with the second rack 4 on the inner wall of the right side of the fixed frame 1 and the sixth rack 13 on the outer wall of the right side of the secondary transmission frame 11. Fig. 2 is a schematic structural view of the linear transmission range extender provided by the embodiment of the present invention when moving to the limit, as shown in fig. 2, when the screw rod drives the first-stage transmission frame 5 to move upward, the first-stage gear 8 and the first rack 3 cooperate to realize the rotation of the first-stage gear 8, and further, the first-stage gear 8 and the fifth rack 12 are engaged to drive the second-stage transmission frame 11 to move upward; the second primary gear 9 is matched with the second rack 4 to realize the rotation of the second primary gear 9, and the second primary gear 9 is further meshed with the sixth rack 13 to drive the secondary transmission frame 11 to move upwards.
The outer walls of two sides of the third-stage transmission frame 16 are respectively provided with a seventh rack 17 and an eighth rack 18, and the top of the third-stage transmission frame is used for bearing materials.
When the installation is carried out, the first secondary gear 14 is simultaneously meshed with the third rack 6 on the inner wall of the left side of the first-stage transmission frame 5 and the seventh rack 17 on the outer wall of the left side of the third-stage transmission frame 16, and the second secondary gear 15 is simultaneously meshed with the fourth rack 7 on the inner wall of the right side of the first-stage transmission frame 5 and the eighth rack 18 on the outer wall of the right side of the third-stage transmission frame 16. As shown in fig. 2, when the secondary transmission frame 11 moves upward, the first secondary gear 14 and the third rack 6 cooperate to realize the rotation of the first secondary gear 14, and further the third transmission frame 16 is driven to move upward by the meshing of the first secondary gear 14 and the seventh rack 17; the second secondary gear 15 is matched with the fourth rack 7 to realize the rotation of the first secondary gear 14, and the third-stage transmission frame 16 is driven to move upwards by the meshing of the second secondary gear 15 and the eighth rack 18.
As an alternative embodiment, as shown in fig. 2, a first limiting beam 20 and a second limiting beam 21 are arranged inside the fixing frame 1, a first sliding groove 22 is formed between the first limiting beam 20 and the second limiting beam 21, and the primary transmission frame 5 is arranged in the first sliding groove 22; a third limiting beam 23 and a fourth limiting beam 24 are arranged inside the primary transmission frame 5, a second sliding groove 25 is formed between the third limiting beam 23 and the fourth limiting beam 24, and the secondary transmission frame 11 is arranged in the second sliding groove 25; a fifth limiting beam 26 and a sixth limiting beam 27 are arranged inside the secondary transmission frame 11, a third sliding groove 28 is formed between the fifth limiting beam 26 and the sixth limiting beam 27, and the tertiary transmission frame 16 is arranged in the third sliding groove 28.
For the removal speed that improves the gear rack at different levels, the embodiment of the utility model provides a set up two spacing roof beams in 1 inside of mount, and form first spout 22 between two spacing roof beams, during first spout 22 was located to one-level gear rack 5, made things convenient for 5 quick travel of one-level gear rack.
Inside two spacing roof beams that also set up of one-level driving frame 5, form second spout 25 between two spacing roof beams, during second spout 25 was located to second grade driving frame 11, made things convenient for 11 quick travel of second grade driving frame.
Two spacing that comes that are established to second grade driving frame 11 inside, form third spout 28 between two spacing roof beams, tertiary driving frame 16 is located in third spout 28, makes things convenient for tertiary driving frame 16 quick travel.
As an alternative embodiment, as shown in fig. 1, the first primary gear 8 and the second primary gear 9 are respectively connected to two side walls of the primary transmission frame 5 through pins 10.
As an alternative embodiment, as shown in fig. 1, the first secondary gear 14 and the second secondary gear 15 are respectively connected to two side walls of the secondary transmission frame 11 through pins 10.
Each gear is fixed on the corresponding side wall through a pin 10, the pin 10 is equivalent to a rotating shaft of each gear, and each gear can rotate by taking the corresponding pin 10 as a shaft.
As an alternative embodiment, as shown in fig. 1, the top of the third stage transmission frame 16 is provided with a connection column 19 for transmitting external materials as a connection interface.
The top of tertiary driving frame 16 is equipped with spliced pole 19, and this spliced pole 19 is used for being connected and then transmit the material with outside material transfer mechanism as a connection interface, and the material that gets into bears in the top of tertiary driving frame 16.
As an alternative embodiment, the transmission hole is a threaded hole, and its internal thread is matched with the external thread of the lead screw shaft motor 2.
The internal thread in transmission hole and the external screw thread fit of lead screw, and then realize the purpose that the lead screw drove 5 removal of one-level driving frame.
In a first embodiment, referring to fig. 1 and 2, the left and right sides of the fixing frame are respectively provided with a first rack and a second rack, and a first sliding groove is formed by a first limiting beam and a second limiting beam. And a screw shaft motor is arranged in the middle of the bottom end of the fixing frame.
The left side and the right side of the primary transmission frame are respectively provided with a third rack and a fourth rack, and a second sliding groove is formed by a third limiting beam and a fourth limiting beam. And a first primary gear and a second primary gear are arranged on the two side walls of the primary transmission frame in a groove mode and are fixedly connected through a pin shaft. The bottom ends of the first-stage transmission frames are connected through a cross beam, and the middle part of the cross beam is provided with a threaded hole which is connected with a motor lead screw arranged on the fixing frame. The first-level transmission frame is arranged in the first sliding groove of the fixed frame.
The left side and the right side of the secondary transmission frame are respectively provided with a fifth rack and a sixth rack, and a third sliding groove is formed by a fifth limiting beam and a sixth limiting beam. And a first secondary gear and a second secondary gear are arranged on the two side walls of the secondary transmission frame in a groove mode and are fixedly connected through a pin shaft. The second transmission frame is arranged in a second sliding groove of the first transmission frame.
The third-stage transmission frame is also provided with a seventh rack and an eighth rack on the left side and the right side, and the seventh rack and the eighth rack are arranged in a third sliding groove of the second-stage transmission frame.
In the installation process, the positions of all stages of transmission frames are adjusted, so that the gears on the first-stage transmission frames are respectively meshed with the racks on the fixed frame and the second-stage transmission frames, and the gears on the second-stage transmission frames are respectively meshed with the racks on the first-stage transmission frames and the third-stage transmission frames.
And starting the screw shaft motor, moving the whole one-stage transmission frame upwards under the transmission motion of a screw rod of the screw shaft motor and a threaded hole of the one-stage transmission frame, rotating the first primary gear on the first rack and the fifth rack, rotating the second primary gear on the second rack and the sixth rack, and driving the second-stage transmission frame to move upwards. In the same way, the gear on the secondary transmission frame drives the tertiary transmission frame to move upwards. Therefore, the purpose that one motor drives a plurality of pairs of gear racks to move simultaneously is achieved.
The technical scheme has the following beneficial effects: the embodiment of the utility model provides a reach the displacement increase several times's purpose in the same time through gear, rack motion stack between the multistage transmission frame, and the device structure is succinct, light in weight and with low costs, easily engineering.
The above embodiments of the present invention have been described in further detail to achieve the objects, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A linear transmission range extender, comprising:
the screw shaft motor is connected with the screw shaft motor;
one side of the fixing frame is provided with an opening, and the inner wall of the bottom end of the fixing frame is fixedly provided with the screw shaft motor;
the multi-stage transmission frame is arranged in the fixed frame, and the bottom of the first-stage transmission frame connected with the fixed frame is provided with a transmission hole for matching with a lead screw of the lead screw shaft motor;
and the adjacent two stages of transmission frames and the one stage of transmission frame and the fixed frame are respectively in meshed transmission through gears, and when the screw shaft motor is started, any one stage of transmission frame is driven to move upwards relative to the upper stage of transmission frame.
2. The linear transmission range extender of claim 1, wherein:
the multi-stage transmission frame comprises a first-stage transmission frame, a second-stage transmission frame and a third-stage transmission frame;
the inner walls of the two sides of the fixing frame are respectively provided with a first rack and a second rack;
the inner walls of two sides of the primary transmission frame are respectively provided with a third rack and a fourth rack, and the two side walls are respectively provided with a first primary gear and a second primary gear;
the outer walls of the two sides of the secondary transmission frame are respectively provided with a fifth rack and a sixth rack, and the two side walls are respectively provided with a first secondary gear and a second secondary gear;
the outer walls of the two sides of the third-stage transmission frame are respectively provided with a seventh rack and an eighth rack;
the first primary gear is meshed with the first rack and the fifth rack simultaneously;
the second primary gear is meshed with the second rack and the sixth rack simultaneously;
the first secondary gear is meshed with the third rack and the seventh rack simultaneously;
and the second secondary gear is simultaneously meshed with the fourth rack and the eighth rack.
3. The linear transmission range extender of claim 2, wherein:
a first limiting beam and a second limiting beam are arranged in the fixing frame, a first sliding groove is formed between the first limiting beam and the second limiting beam, and the primary transmission frame is arranged in the first sliding groove;
a third limiting beam and a fourth limiting beam are arranged inside the primary transmission frame, a second sliding groove is formed between the third limiting beam and the fourth limiting beam, and the secondary transmission frame is arranged in the second sliding groove;
and a fifth limiting beam and a sixth limiting beam are arranged in the secondary transmission frame, a third sliding groove is formed between the fifth limiting beam and the sixth limiting beam, and the tertiary transmission frame is arranged in the third sliding groove.
4. The linear transmission range extender of claim 2, wherein:
the first primary gear and the second primary gear are respectively connected to two side walls of the primary transmission frame through pin shafts.
5. The linear transmission range extender of claim 2, wherein:
and the first secondary gear and the second secondary gear are respectively connected to two side walls of the secondary transmission frame through pin shafts.
6. The linear transmission range extender of claim 2, wherein:
and a connecting column is arranged at the top of the third-stage transmission frame and used as a connecting interface for transmitting external materials.
7. The linear transmission range extender of claim 1, wherein:
the transmission hole is a threaded hole, and the inner thread of the transmission hole is matched with the outer thread of the lead screw shaft motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031803.XU CN217463110U (en) | 2022-04-29 | 2022-04-29 | Linear transmission range-extending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031803.XU CN217463110U (en) | 2022-04-29 | 2022-04-29 | Linear transmission range-extending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217463110U true CN217463110U (en) | 2022-09-20 |
Family
ID=83273991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221031803.XU Active CN217463110U (en) | 2022-04-29 | 2022-04-29 | Linear transmission range-extending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217463110U (en) |
-
2022
- 2022-04-29 CN CN202221031803.XU patent/CN217463110U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216859748U (en) | Suspension type inspection robot remotely controlled through Internet of things | |
| CN114810980A (en) | Linear transmission range-extending device | |
| CN100532201C (en) | Large rod-cable extending arm extension driving mechanism | |
| CN217463110U (en) | Linear transmission range-extending device | |
| CN216612009U (en) | Storage rack | |
| CN110473821B (en) | Wafer boat extending device and semiconductor processing equipment | |
| CN213626868U (en) | Rack and pinion elevating gear for parking equipment | |
| CN210102704U (en) | Radial synchronous telescopic device | |
| CN211496752U (en) | Chain transmission lifting device and shuttle | |
| CN114424868B (en) | Automatic shoe storing and taking cabinet capable of saving power | |
| CN219106841U (en) | Mobilizable box power transformation device | |
| CN216072903U (en) | Z-axis direct-connection platform lifting device for improving transmission efficiency | |
| CN220616246U (en) | Back font hold-in range drive formula unmanned aerial vehicle nest is put in order | |
| CN216859788U (en) | Multi-stage telescopic arm and battery replacement station | |
| CN220337403U (en) | Synchronous belt straight line module | |
| CN217478187U (en) | Intelligent storage cabinet body with compact structure | |
| CN219299875U (en) | Resetting means in returning | |
| CN204457664U (en) | Vertical-type planetary internal gear blue elephant | |
| CN219567483U (en) | Telescopic fork with adjustable double-motor double-extension fork spacing | |
| CN218138095U (en) | Turnover frame snatchs robot | |
| CN113464621B (en) | Power device based on pulley block | |
| CN217798647U (en) | M type steel bar support dotter | |
| CN209940400U (en) | Two-stage goods taking device under low-temperature condition | |
| CN209973533U (en) | Lifting rail replacing device | |
| CN219729207U (en) | Packing box roof storage silo |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |