CN111376209A - Quick bolt fastening device - Google Patents
Quick bolt fastening device Download PDFInfo
- Publication number
- CN111376209A CN111376209A CN201911199549.7A CN201911199549A CN111376209A CN 111376209 A CN111376209 A CN 111376209A CN 201911199549 A CN201911199549 A CN 201911199549A CN 111376209 A CN111376209 A CN 111376209A
- Authority
- CN
- China
- Prior art keywords
- transverse plate
- rotating shaft
- plate
- driving
- gear
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a quick bolt fastening device, and relates to the technical field of threaded fastening tools. The device comprises a vertical plate, a bottom plate, an upper screwing unit and a lower screwing unit. The upper tightening unit sequentially comprises a first upper transverse plate and a second upper transverse plate which are fixedly connected with the vertical plate from top to bottom, an upper driving gear and an upper driven gear are arranged between the first upper transverse plate and the second upper transverse plate, and a bolt seat is arranged on the upper driven gear. The lower screwing unit sequentially comprises a first lower transverse plate and a second lower transverse plate which is connected with the bottom plate in a sliding mode from top to bottom. A lower driving gear, a transition gear and a lower driven gear are arranged between the first lower transverse plate and the second lower transverse plate. And the lower driven gear is provided with a nut seat. The upper driving gear and the lower driving gear synchronously rotate through a connecting shaft, and a driving mechanism is arranged on the upper driving gear. The device can realize that bolt and back of the body tighten nut rotate simultaneously to tighten the bolt fast.
Description
Technical Field
The invention relates to the technical field of threaded fastening tools, in particular to a quick bolt fastening device.
Background
Threaded connections are often used in electrical power construction as one of the most common fastening means. Electrical equipment differs from conventional mechanical equipment in that bolted connections are typically used for the connection between plates or profiles. Because the thickness of panel and section bar is generally thinner, in order to guarantee the reliability of bolted connection, generally can not directly process the screw hole with bolt matched with on panel or section bar, but connect fixedly through the mode that the nut back of the body is tight.
When the bolt is fixedly connected in a nut back tightening mode, two wrenches are needed to be matched with each other to fasten the bolt. One spanner blocks the nut to prevent follow-up rotation, and the other spanner blocks the bolt head and rotates the bolt. The operation process is relatively complicated, and work efficiency is not favorably improved.
Disclosure of Invention
In order to solve the problems, the invention provides a quick bolt fastening device which can realize the simultaneous rotation of a bolt and a back nut, so that the bolt is quickly screwed, the fastening connection of the bolt and the back nut is realized, and the working efficiency can be effectively improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a quick bolt fastening device comprises an L-shaped main frame body consisting of a vertical plate and a bottom plate, wherein an upper screwing unit and a lower screwing unit are sequentially arranged above the bottom plate from top to bottom;
the upper tightening unit sequentially comprises a first upper transverse plate and a second upper transverse plate which are fixedly connected with a vertical plate from top to bottom, an upper driving gear and an upper driven gear are sequentially arranged between the first upper transverse plate and the second upper transverse plate from back to front, and the upper driving gear and the upper driven gear are respectively and rotatably connected with the first upper transverse plate and the second upper transverse plate through a first rotating shaft and a second rotating shaft;
a bolt seat is fixedly arranged on the second rotating shaft, and a first groove is formed in the bolt seat;
the lower screwing unit sequentially comprises a first lower transverse plate and a second lower transverse plate which is connected with the bottom plate in a sliding manner from top to bottom, and a spring is arranged between the second lower transverse plate and the bottom plate;
a lower driving gear, a transition gear and a lower driven gear are sequentially arranged between the first lower transverse plate and the second lower transverse plate from back to front, and the lower driving gear, the transition gear and the lower driven gear are respectively and rotatably connected with the first lower transverse plate and the second lower transverse plate through a third rotating shaft, a fourth rotating shaft and a fifth rotating shaft;
a nut seat is arranged on the fifth rotating shaft, a second groove is arranged on the bolt seat, and a relief hole is formed in the bottom surface of the second groove;
the upper driving gear and the lower driving gear synchronously rotate through a connecting shaft, the lower driving gear can slide up and down along the connecting shaft, and a driving mechanism for driving the upper driving gear to rotate is arranged on the upper driving gear.
Furthermore, the connecting shaft and the driving mechanism jointly form a driving rod, the driving rod comprises a driving part and a holding part, and the first rotating shaft and the third rotating shaft are respectively provided with a first inserting hole and a third inserting hole which are matched with the driving part of the driving rod.
Furthermore, a cylindrical shaft is arranged on the lower end face of the driving part, and the cylindrical shaft is inserted into the bottom plate and is rotatably connected with the bottom plate through a bearing assembly.
Furthermore, the driving mechanism is a torque motor, and the torque motor is fixedly connected with the second upper transverse plate through a motor mounting frame.
Further, a handle is arranged on the vertical plate.
Furthermore, a rib plate is fixedly arranged between the bottom plate and the vertical plate.
Furthermore, the section of the upper end part of the rib plate is of a T-shaped structure, and a T-shaped groove matched with the upper end part of the rib plate is formed in the lower side surface of the second upper transverse plate.
Furthermore, a second inserting hole penetrating through the second rotating shaft along the axial direction is formed in the second rotating shaft, a second inserting block is arranged on the upper end face of the bolt seat, the second inserting hole and the second inserting block are matched to limit relative rotation between the bolt seat and the upper driven gear, a baffle is arranged above the second rotating shaft, and the baffle is fixedly connected with the second inserting block through a screw.
Furthermore, a fifth inserting hole penetrating through the fifth rotating shaft along the axial direction is formed in the fifth rotating shaft, a fifth inserting block is arranged on the lower end face of the bolt seat, and the nut seat and the lower driven gear are limited to rotate relatively by the cooperation of the fifth inserting hole and the fifth inserting block.
Furthermore, the lower lateral surface of the second lower transverse plate is provided with a guide rod, the bottom plate is provided with a guide hole matched with the guide rod, and the spring is sleeved on the guide rod.
The invention has the beneficial effects that:
1. the device can realize that bolt and back of the body lock nut rotate simultaneously to tighten the bolt fast, realize the fixed connection of bolt and back of the body lock nut.
2. Because the bolt is driven to rotate by adopting the mode that the driving handle drives the gear to rotate, the bolt continuously rotates in the screwing process, and the efficiency is higher even compared with the mode that the ratchet wrench is adopted for fastening.
3. The above-mentioned beneficial effect of comprehensive consideration, the time that adopts this device to carry out the bolt shortens one time at least than traditional time, because the quantity of bolt is huge in the power equipment construction, consequently, can effectual improvement work efficiency through using this device.
4. Simple and compact structure, simple operation, low production cost, better practicability and suitability for large-scale popularization and application.
Drawings
FIG. 1 is a perspective view of a fastening device;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a left side view of the fastening device;
FIG. 4 is a rear view of the fastening device;
FIG. 5 is a sectional view taken along line A-A of FIG. 3;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 7 is an enlarged view of portion B of FIG. 6;
FIG. 8 is an enlarged view of the portion C of FIG. 6;
FIG. 9 is a perspective view of the lower screwing unit;
FIG. 10 is a schematic view of a gear train structure in the lower screwing unit;
FIG. 11 is a schematic perspective view of the upper tightening unit;
FIG. 12 is a perspective view of the nut seat;
FIG. 13 is a perspective view of a bolt seat;
fig. 14 is a perspective view of the driving rod.
In the figure: 11-vertical plate, 111-handle, 12-bottom plate, 13-rib plate,
2-an upper screwing unit, 21-a first upper transverse plate, 22-a second upper transverse plate, 23-an end face connecting plate, 24-an upper driving gear, 241-a first rotating shaft, 2411-a first inserting hole, 25-an upper driven gear, 251-a second rotating shaft, 2511-a second inserting hole,
3-lower screwing unit, 31-first lower transverse plate, 32-second lower transverse plate, 321-guide rod, 33-lower driving gear, 331-third rotating shaft, 3311-third inserting hole, 34-transition gear, 341-fourth rotating shaft, 35-lower driven gear, 351-fifth rotating shaft, 3511-fifth inserting hole,
4-a spring is arranged on the upper surface of the shell,
5-driving rod, 51-driving part, 52-holding part, 53-transition connecting part,
6-nut seat, 61-second groove, 62-fifth plug-in block,
7-bolt seat, 71-first groove, 72-second plug-in block, 73-baffle,
81-bolt, 82-back nut,
Detailed Description
For convenience of description, a coordinate system is now defined as shown in fig. 1.
Example one
As shown in fig. 1 and 3, a quick bolt fastening device comprises a main frame body, wherein the main frame body comprises vertical plates 11, bottom plates 12 extending to the front side are fixedly arranged at the lower ends of the vertical plates 11 in a welding mode, and the vertical plates 11 and the bottom plates 12 jointly form an L-shaped structure.
An upper screwing unit 2 and a lower screwing unit 3 are sequentially arranged above the bottom plate 12 from top to bottom.
As shown in fig. 1, 6 and 11, the upper tightening unit 2 sequentially includes a first upper transverse plate 21 and a second upper transverse plate 22 from top to bottom, and rear ends of the first upper transverse plate 21 and the second upper transverse plate 22 are respectively fixedly connected to the vertical plate 11 through screws. An upper driving gear 24 and an upper driven gear 25 engaged with the upper driving gear 24 are sequentially arranged between the first upper transverse plate 21 and the second upper transverse plate 22 from back to front. The upper driving gear 24 and the upper driven gear 25 are respectively rotatably connected to the first upper transverse plate 21 and the second upper transverse plate 22 through a first rotating shaft 241 and a second rotating shaft 251. Specifically, the upper driving gear 24 and the upper driven gear 25 are respectively and fixedly connected to the first rotating shaft 241 and the second rotating shaft 251, and upper and lower ends of the first rotating shaft 241 and the second rotating shaft 251 are respectively and rotatably connected to the first upper transverse plate 21 and the second upper transverse plate 22 through bearing assemblies (not shown in the figure).
Here, the upper driving gear 24 and the first rotating shaft 241, and the upper driven gear 25 and the second rotating shaft 251 may be of an integrated structure or a split structure. When the split structure is adopted, the connection can be realized by adopting a common flat key. As a specific implementation manner, the upper driving gear 24 and the first rotating shaft 241, and the upper driven gear 25 and the second rotating shaft 251 are all of an integrated structure.
As shown in fig. 3, a bolt seat 7 is fixedly disposed at a lower end of the second rotating shaft 251, and a first groove 71 that fits with a head of a bolt 81 to be fixed is disposed on a lower end surface of the bolt seat 7.
As a specific embodiment, as shown in fig. 11, a second insertion hole 2511 axially penetrating through the second rotating shaft 251 is provided on the second rotating shaft 251 in this embodiment, as shown in fig. 13, a second insertion block 72 extending upward is provided on an upper end surface of the bolt seat 7, and the second insertion hole 2511 and the second insertion block 72 cooperate to limit the relative rotation between the bolt seat 7 and the upper driven gear 25. Preferably, the cross section of the second insertion block 72 is a regular hexagon. As shown in fig. 2 and 7, a baffle 73 is disposed above the second rotating shaft 251, and the baffle 73 is fixedly connected to the second insertion block 72 by a screw.
As shown in fig. 6, 9 and 10, the lower screwing unit 3 sequentially comprises a first lower transverse plate 31 and a second lower transverse plate 32 from top to bottom, the second lower transverse plate 32 is slidably connected with the bottom plate 12, and a spring 4 is arranged between the second lower transverse plate 32 and the bottom plate 12. As a specific implementation manner, in the embodiment, three guide rods 321 are arranged on the lower side surface of the second bottom transverse plate 32, the three guide rods 321 are arranged in a triangle, and the bottom plate 12 is provided with a guide hole matched with the guide rod 321. The spring 4 is sleeved on the guide rod 321 between the second lower transverse plate 32 and the bottom plate 12.
As shown in fig. 9 and 10, a lower driving gear 33 and a lower driven gear 35 are sequentially disposed between the first lower transverse plate 31 and the second lower transverse plate 32 from back to front, the lower driving gear 33 is coaxially disposed with the upper driving gear 24, and the lower driven gear 35 is coaxially disposed with the upper driven gear 25. A transition gear 34 is arranged between the lower driving gear 33 and the lower driven gear 35, and the transition gear is respectively meshed with the lower driving gear 33 and the lower driven gear 35. The lower driving gear 33, the transition gear 34 and the lower driven gear 35 are respectively rotatably connected to the first lower transverse plate 31 and the second lower transverse plate 32 through a third rotating shaft 331, a fourth rotating shaft 341 and a fifth rotating shaft 351. Specifically, the lower driving gear 33, the transition gear 34 and the lower driven gear 35 are respectively and fixedly connected to the third rotating shaft 331, the fourth rotating shaft 341 and the fifth rotating shaft 351, and upper and lower ends of the third rotating shaft 331, the fourth rotating shaft 341 and the fifth rotating shaft 351 are respectively and rotatably connected to the first lower transverse plate 31 and the second lower transverse plate 32 through bearing assemblies (not shown in the figure).
Here, the lower driving gear 33 and the third rotating shaft 331, the transition gear 34 and the fourth rotating shaft 341, and the lower driven gear 35 and the fifth rotating shaft 351 may be of an integrated structure or a split structure. When the split structure is adopted, the common flat key connection is adopted. As a specific implementation manner, the lower driving gear 33 and the third rotating shaft 331, the transition gear 34 and the fourth rotating shaft 341, and the lower driven gear 35 and the fifth rotating shaft 351 in the embodiment all adopt an integrated structure.
As shown in fig. 3, a nut seat 6 is disposed at an upper end of the fifth rotating shaft 351, a second groove 61 matched with the back nut 82 is disposed on an upper end surface of the bolt seat 7, and an avoidance hole for avoiding a lower end of the bolt 81 is disposed on a bottom surface of the second groove 61.
As a specific embodiment, as shown in fig. 9, a fifth insertion hole 3511 is formed in the fifth rotating shaft 351 of the present embodiment and axially penetrates through the fifth rotating shaft 351, as shown in fig. 12, a fifth insertion block 62 extending downward is formed on a lower end surface of the bolt seat 7, and the fifth insertion hole 3511 and the fifth insertion block 62 cooperate to limit the relative rotation between the nut seat 6 and the lower driven gear 35. Preferably, the cross section of the fifth insertion block 62 is a regular hexagon.
As shown in fig. 4 and 6, a driving rod 5 is disposed between the upper driving gear 24 and the lower driving gear 33, as shown in fig. 14, the driving rod 5 includes a driving portion 51, a holding portion 52 and a transition connecting portion 53 for connecting the driving portion 51 and the holding portion 52, and the holding portion 52 is located on one side of the driving portion 51 and is parallel to the driving portion 51. Preferably, the angle between the holding portion 52 and the transition connecting portion 53 is 90 °. As shown in fig. 9 and 11, the first rotating shaft 241 and the third rotating shaft 331 are respectively provided with a first inserting hole 2411 and a third inserting hole 3311 which are matched with the driving portion 51 of the driving rod 5, the driving portion 51 is matched with the first inserting hole 2411 to limit the relative rotation between the upper driving gear 24 and the driving rod 5, and the driving portion 51 is matched with the third inserting hole 3311 to limit the relative rotation between the lower driving gear 33 and the driving rod 5. Preferably, the cross section of the driving part 51 is a regular hexagon.
Further, in order to improve the structural strength of the entire device, as shown in fig. 6 and 14, a cylindrical shaft is disposed on the lower end surface of the driving portion 51, the third insertion hole 3311 axially penetrates the third rotation shaft 331, and the cylindrical shaft is inserted into the bottom plate 12 and rotatably connected to the bottom plate 12 through a bearing assembly (not shown).
In operation, as shown in fig. 6, the tightening unit 3 is first pressed downward to locate the back nut 82 in the second groove 61 of the nut holder 6 and the head of the bolt 81 in the first groove 71 of the bolt holder 7, and then the driving lever 5 is rotated.
Further, for convenience of operation, as shown in fig. 1, the vertical plate 11 is provided with a handle 111.
Further, in order to improve the structural strength of the whole device, as shown in fig. 3 and 5, a rib plate 13 is fixedly arranged between the bottom plate 12 and the vertical plate 11 by welding. Preferably, the rib plate 13 is rectangular, the section of the upper end of the rib plate 13 is a T-shaped structure, and a T-shaped groove matched with the upper end of the rib plate 13 is arranged on the lower side surface of the second upper transverse plate 22. This is designed primarily for ease of installation and removal.
Further, as shown in fig. 6, end face connecting plates 23 are disposed at front ends of the first upper transverse plate 21 and the second upper transverse plate 22, and the end face connecting plates 23 are fixedly connected to the first upper transverse plate 21 and the second upper transverse plate 22 by screws, respectively.
Example two
A connecting shaft is arranged between the first rotating shaft 241 and the third rotating shaft 331, and the upper end of the connecting shaft is fixedly connected with the first rotating shaft 241. The third rotating shaft 331 is provided with a through hole matched with the connecting shaft, the lower screwing unit can slide up and down along the connecting shaft, and the through hole is matched with the connecting shaft to limit the relative rotation between the connecting shaft and the lower driving gear. A concave portion is disposed on the upper end surface of the first rotating shaft 241. A driving handle is arranged above the upper driving gear 24, the driving handle is L-shaped, a protruding portion matched with the recessed portion is arranged at the suspended end of the horizontal portion of the driving handle, and the recessed portion and the protruding portion are matched to limit the relative rotation between the upper driving gear 24 and the driving handle. The rest of the structure is the same as the first embodiment.
EXAMPLE III
A connecting shaft is arranged between the first rotating shaft 241 and the third rotating shaft 331, and the upper end and the lower end of the connecting shaft are fixedly connected with the first rotating shaft 241 and the third rotating shaft 331 respectively. The first upper transverse plate 21 is provided with a motor mounting frame, the motor mounting frame is fixedly provided with a torque motor, an output shaft of the torque motor is fixedly connected with the first rotating shaft 241, and other structures are the same as the first embodiment.
Claims (10)
1. The utility model provides a quick fastener of bolt which characterized in that: the frame comprises an L-shaped main frame body consisting of a vertical plate and a bottom plate, wherein an upper screwing unit and a lower screwing unit are sequentially arranged above the bottom plate from top to bottom;
the upper tightening unit sequentially comprises a first upper transverse plate and a second upper transverse plate which are fixedly connected with a vertical plate from top to bottom, an upper driving gear and an upper driven gear are sequentially arranged between the first upper transverse plate and the second upper transverse plate from back to front, and the upper driving gear and the upper driven gear are respectively and rotatably connected with the first upper transverse plate and the second upper transverse plate through a first rotating shaft and a second rotating shaft;
a bolt seat is fixedly arranged on the second rotating shaft, and a first groove is formed in the bolt seat;
the lower screwing unit sequentially comprises a first lower transverse plate and a second lower transverse plate which is connected with the bottom plate in a sliding manner from top to bottom, and a spring is arranged between the second lower transverse plate and the bottom plate;
a lower driving gear, a transition gear and a lower driven gear are sequentially arranged between the first lower transverse plate and the second lower transverse plate from back to front, and the lower driving gear, the transition gear and the lower driven gear are respectively and rotatably connected with the first lower transverse plate and the second lower transverse plate through a third rotating shaft, a fourth rotating shaft and a fifth rotating shaft;
a nut seat is arranged on the fifth rotating shaft, a second groove is formed in the bolt seat, and an avoidance hole is formed in the bottom surface of the second groove;
the upper driving gear and the lower driving gear synchronously rotate through a connecting shaft, the lower driving gear can slide up and down along the connecting shaft, and a driving mechanism used for driving the upper driving gear to rotate is arranged on the upper driving gear.
2. The quick bolt fastening device according to claim 1, characterized in that: the connecting shaft and the driving mechanism jointly form a driving rod, the driving rod comprises a driving portion and a holding portion, and the first rotating shaft and the third rotating shaft are respectively provided with a first inserting hole and a third inserting hole which are matched with the driving portion of the driving rod.
3. The quick bolt fastening device according to claim 2, characterized in that: the lower end face of the driving part is provided with a cylindrical shaft, and the cylindrical shaft is inserted into the bottom plate and is rotatably connected with the bottom plate through a bearing assembly.
4. The quick bolt fastening device according to claim 1, characterized in that: the driving mechanism is a torque motor, and the torque motor is fixedly connected with the second upper transverse plate through a motor mounting frame.
5. The quick bolt fastening device according to claim 1, characterized in that: the vertical plate is provided with a handle.
6. The quick bolt fastening device according to claim 1, characterized in that: and a rib plate is fixedly arranged between the bottom plate and the vertical plate.
7. The quick bolt fastening device according to claim 6, characterized in that: the section of the upper end part of the rib plate is of a T-shaped structure, and a T-shaped groove matched with the upper end part of the rib plate is formed in the lower side surface of the second upper transverse plate.
8. The quick bolt fastening device according to claim 1, characterized in that: the bolt seat is provided with a first inserting hole which penetrates through the first rotating shaft along the axial direction, a first inserting block is arranged on the upper end face of the bolt seat, the first inserting hole is matched with the first inserting block to limit relative rotation between the bolt seat and the upper driven gear, a baffle is arranged above the first rotating shaft, and the baffle is fixedly connected with the first inserting block through a screw.
9. The quick bolt fastening device according to claim 1, characterized in that: the fifth rotating shaft is provided with a fifth inserting hole which axially penetrates through the fifth rotating shaft, a fifth inserting block is arranged on the lower end face of the bolt seat, and the fifth inserting hole and the fifth inserting block are matched to limit relative rotation between the nut seat and the lower driven gear.
10. The quick bolt fastening device according to claim 1, characterized in that: the downside of diaphragm is provided with the guide arm under the second, the bottom plate on be provided with guide arm matched with guiding hole, the spring housing locate the guide arm on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911199549.7A CN111376209A (en) | 2019-11-29 | 2019-11-29 | Quick bolt fastening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911199549.7A CN111376209A (en) | 2019-11-29 | 2019-11-29 | Quick bolt fastening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111376209A true CN111376209A (en) | 2020-07-07 |
Family
ID=71213503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911199549.7A Pending CN111376209A (en) | 2019-11-29 | 2019-11-29 | Quick bolt fastening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111376209A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473469A (en) * | 2022-03-09 | 2022-05-13 | 国网智能科技股份有限公司 | Overhead transmission line drainage plate bolt fastening device, robot and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1597263A (en) * | 1924-11-11 | 1926-08-24 | Callison Claud | Wrench |
| CN103029086A (en) * | 2012-09-04 | 2013-04-10 | 浙江金刚汽车有限公司 | Multi-nut fixed torque mounting device |
| CN104369143A (en) * | 2014-11-11 | 2015-02-25 | 四川亚美动力技术有限公司 | Special dodecagonal wrench |
| CN105291031A (en) * | 2015-11-16 | 2016-02-03 | 沧州渤海防爆特种工具集团有限公司 | Arm type rapid nut dismounting machine tool |
| CN106272248A (en) * | 2016-09-21 | 2017-01-04 | 奇瑞汽车股份有限公司 | A kind of bolt loading and unloading device |
-
2019
- 2019-11-29 CN CN201911199549.7A patent/CN111376209A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1597263A (en) * | 1924-11-11 | 1926-08-24 | Callison Claud | Wrench |
| CN103029086A (en) * | 2012-09-04 | 2013-04-10 | 浙江金刚汽车有限公司 | Multi-nut fixed torque mounting device |
| CN104369143A (en) * | 2014-11-11 | 2015-02-25 | 四川亚美动力技术有限公司 | Special dodecagonal wrench |
| CN105291031A (en) * | 2015-11-16 | 2016-02-03 | 沧州渤海防爆特种工具集团有限公司 | Arm type rapid nut dismounting machine tool |
| CN106272248A (en) * | 2016-09-21 | 2017-01-04 | 奇瑞汽车股份有限公司 | A kind of bolt loading and unloading device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473469A (en) * | 2022-03-09 | 2022-05-13 | 国网智能科技股份有限公司 | Overhead transmission line drainage plate bolt fastening device, robot and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111376209A (en) | Quick bolt fastening device | |
| CN105082036A (en) | Screwdriver driven by gear | |
| CN201880801U (en) | Locking device for connecting tapered wedge mechanism with driving air cylinder in stamping die | |
| CN210616344U (en) | Spanner switching auxiliary assembly | |
| CN102085545B (en) | Anti-loosening device for connection between wedge mechanism and drive cylinder in stamping mould | |
| CN112658665A (en) | Self-adaptive electric sleeve for robot and robot | |
| CN203918409U (en) | A kind of bevel gear type bolt clamp device | |
| CN111993323A (en) | Mechanical wrench convenient to use and wide in application range | |
| CN214237027U (en) | Self-adaptive electric sleeve and robot | |
| CN200963797Y (en) | Ratchet wheel adjustable wrench | |
| CN215240528U (en) | Electric automatic nut adjusting device | |
| CN203031950U (en) | Embossing stamping device for section | |
| CN115347433A (en) | Low-voltage puncture wire clamp installation auxiliary device and using method | |
| CN203918408U (en) | A kind of gear train formula threaded fastening device | |
| CN203636345U (en) | Wheel hub bearing locknut tightening machine | |
| CN112621637A (en) | Fastening auxiliary tool for small-sized table body semi-closed space screw | |
| CN108673415B (en) | Nut adjusting device | |
| CN220882148U (en) | Adjustable overhauling wrench | |
| CN216029221U (en) | Multi-shaft tightening and fastening mechanism for engine assembly | |
| CN213106591U (en) | Electric screwdriver tightening head and electric screwdriver component | |
| CN204935496U (en) | A kind of gear drive screwdriver | |
| CN212763214U (en) | Fastening power assisting device capable of supporting complex conditions | |
| CN219484817U (en) | Bolt tightening tool for machining automobile parts | |
| CN215881436U (en) | Special spanner for high-speed rail maintenance | |
| CN110722494B (en) | Stepless distance-adjusting spanner joint for through-wall socket nut of airplane and use method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200707 |