CN113635239A - Assembly fixture tool for synchronous transmission wheel - Google Patents

Assembly fixture tool for synchronous transmission wheel Download PDF

Info

Publication number
CN113635239A
CN113635239A CN202110919074.5A CN202110919074A CN113635239A CN 113635239 A CN113635239 A CN 113635239A CN 202110919074 A CN202110919074 A CN 202110919074A CN 113635239 A CN113635239 A CN 113635239A
Authority
CN
China
Prior art keywords
assembly
support
seat
supporting
synchronous transmission
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
Application number
CN202110919074.5A
Other languages
Chinese (zh)
Inventor
黄文海
覃泽奋
黄运敏
唐小春
谭方云
韦裕光
陆扬
蒋洁
覃楠
廖汉勇
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.)
Guangxi Yufeng Cement Co Ltd
Original Assignee
Guangxi Yufeng Cement 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 Guangxi Yufeng Cement Co Ltd filed Critical Guangxi Yufeng Cement Co Ltd
Priority to CN202110919074.5A priority Critical patent/CN113635239A/en
Publication of CN113635239A publication Critical patent/CN113635239A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/02Assembly jigs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention discloses an assembly fixture tool for a synchronous transmission wheel, which comprises a turnover motor, a first connecting assembly, a support, a turnover plate, a fixing piece, a second connecting assembly and a supporting assembly, wherein the first connecting assembly is arranged on the support; one end of the support is provided with a turnover motor, and the other end of the support is provided with a support assembly; one end of the top of the turnover plate is provided with a first connecting assembly, and the other end of the top of the turnover plate is provided with a second connecting assembly; the output end of the overturning motor is connected with the first connecting assembly; the second connecting assembly is connected with the supporting assembly; and a plurality of fixing pieces are arranged on the turnover plate. The invention solves the problem of positioning and mounting of the synchronous transmission wheel, and has the characteristics of simple structure, convenient operation and the like.

Description

Assembly fixture tool for synchronous transmission wheel
Technical Field
The invention belongs to the technical field of tool fixtures, and particularly relates to a synchronous transmission wheel assembling fixture tool.
Background
Need use the synchronous drive wheel in assembly and maintenance process, but synchronous drive wheel weight is big, and is bulky, need overturn many times and look for suitable angle installation in the use, consequently in the installation, need use the hoist and mount many times and establish separately, equipment fixing such as multiple auxiliary fixtures, the installation degree of difficulty is high, the amount of labor is big, and the space in assembly maintenance workshop is less, use hoist and mount equipment upset synchronous drive wheel to collide with easily, the upset drops, the angle of unable assurance location assembly, assembly efficiency is low. Therefore, for better assembling the synchronous driving wheel, an assembling fixture tool for the synchronous driving wheel needs to be designed, so that the synchronous driving wheel is convenient to position and install, the manual labor is reduced, and the safety of workers is protected.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an assembly fixture tool for a synchronous driving wheel.
In order to realize the purpose of the invention, the following technical scheme is adopted:
an assembly fixture tool for a synchronous transmission wheel comprises a turnover motor, a first connecting assembly, a support, a turnover plate, a fixing piece, a second connecting assembly and a supporting assembly; one end of the support is provided with a turnover motor, and the other end of the support is provided with a support assembly; one end of the top of the turnover plate is provided with a first connecting assembly, and the other end of the top of the turnover plate is provided with a second connecting assembly; the output end of the overturning motor is connected with the first connecting assembly; the second connecting assembly is connected with the supporting assembly; and a plurality of fixing pieces are arranged on the turnover plate.
As a further improvement of the technical scheme, the middle part of the turnover plate is provided with an installation groove corresponding to the installation position; the turnover plate is provided with a mounting groove; the fixing piece is an L-shaped fixing block.
As a further improvement of the technical scheme, the assembly fixture tool for the synchronous transmission wheel further comprises a limiting block and an anti-rotation assembly; and a plurality of groups of limiting blocks and anti-rotation assemblies are arranged on the turnover plate.
As a further improvement of the technical scheme, the anti-rotation component comprises a supporting block, a screw rod, an anti-rotation block and a knob; the upper part of the supporting block is provided with a fixed groove, and the fixed groove is movably connected with the anti-rotation block; one end of the anti-rotation block is provided with an anti-rotation groove; the top of the supporting block is provided with a threaded hole, and the threaded hole is in threaded connection with the screw; and a knob is arranged at the top of the screw rod.
As a further improvement of the technical scheme, the assembly fixture tool for the synchronous transmission wheel further comprises a speed reducer; the input of speed reducer is connected with the output of upset motor, and its output is connected with first connecting element.
As a further improvement of the technical scheme, the support comprises a first support seat and a second support seat; a speed reducer is mounted on the first support seat; and the second supporting seat is provided with a supporting component.
As a further improvement of the technical scheme, the assembly fixture tool for the synchronous transmission wheel further comprises a cross beam; one end of the cross beam is connected with the first supporting seat, and the other end of the cross beam is connected with the second supporting seat.
As a further improvement of the technical scheme, the supporting component comprises a bearing seat and a supporting shaft; a support shaft is arranged in the bearing seat; one end of the supporting shaft is connected with the second connecting component.
As a further improvement of the technical solution, the first connection assembly comprises an output flange and a first connection seat; the first connecting seat is arranged at the top of the turnover plate; one end of the output flange is connected with an output shaft of the turnover motor or the speed reducer, and the other end of the output flange is connected with the first connecting seat.
As a further improvement of the technical scheme, the second connecting component comprises a connecting flange and a second connecting seat; the second connecting seat is arranged at the top of the turnover plate; one end of the connecting flange is connected with the supporting shaft, and the other end of the connecting flange is connected with the second connecting seat.
Compared with the prior art, the invention has the advantages that:
1. when the synchronous transmission wheel positioning device is used, the positioning assembly angle of the synchronous transmission wheel can be effectively determined; utilize lifting device to hang the synchronous drive wheel and put to the returning face plate mid-mounting, start the upset motor, the returning face plate passes through first coupling assembling, the upset is realized to second coupling assembling and supporting component, the synchronous drive wheel overturns along with the returning face plate, when it overturns to specific assembly positioning angle, close the upset motor, confirm the location angle of synchronous drive wheel, reduce the installation degree of difficulty of synchronous drive wheel, the assembly efficiency is improved, the spacing fixed synchronous drive wheel of mounting simultaneously, the aversion drops when preventing its upset, reduce the probability that the synchronous drive wheel collided with and damages.
2. When the synchronous transmission wheel is turned over, the stability of the synchronous transmission wheel is improved by the limiting block and the anti-rotation assembly; the stopper is installed on the returning face plate, can prevent effectively that the synchronous drive wheel from shifting or sliding, avoids the synchronous drive wheel accident to break away from, reduces the potential safety hazard, prevents changeing the unit mount on the returning face plate for the rotating part of fixed synchronous drive wheel prevents its turning process and rotates, reduces colliding with of synchronous drive wheel.
3. The synchronous transmission wheel is installed on the turnover plate by using the hoisting equipment, and the positioning angle of the synchronous transmission wheel is adjusted by manually operating the turnover motor, so that the use times of the hoisting equipment are effectively reduced, the positioning difficulty of the synchronous transmission wheel is reduced, and the manual labor is reduced.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of an assembly fixture tool for a synchronous transmission wheel according to the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic perspective view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a schematic view of the anti-rotation assembly of the present invention;
names and serial numbers of the components in the figure: 1-beam, 2-turnover motor, 3-speed reducer, 4-first connecting component, 41-output flange, 42-first connecting seat, 5-support seat, 51-first supporting seat, 52-second supporting seat, 6-turnover plate, 61-installation groove, 7-fixing piece, 8-second connecting piece, 81-connecting flange, 82-second connecting seat, 9-supporting component, 91-bearing seat, 92-supporting shaft, 10-rotation-preventing component, 101-supporting block, 1011-fixing groove, 1012-spiral hole, 102-screw rod, 103-rotation-preventing block, 1031-rotation-preventing groove, 104-knob and 11-limiting block.
Detailed Description
In order to make the technical solutions in the present application better understood, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application shall fall within the protection scope of the present application.
Example 1:
as shown in fig. 1, an assembly fixture tool for a synchronous transmission wheel comprises a turnover motor 2, a first connecting assembly 4, a support 5, a turnover plate 6, a fixing member 7, a second connecting assembly 8 and a supporting assembly 9; one end of the support 5 is provided with the overturning motor 2, and the other end of the support is provided with the supporting component 9; a first connecting assembly 4 is mounted at one end of the top of the turnover plate 6, and a second connecting assembly 8 is mounted at the other end of the turnover plate; the output end of the overturning motor 2 is connected with the first connecting component 4; the second connecting assembly 8 is connected with the supporting assembly 9; a plurality of fixing pieces 7 are arranged on the turnover plate 6.
The working mode is as follows:
first coupling assembling 4 is installed at the top one end center department of returning face plate 6, second coupling assembling 8 is installed at its other end center department, first coupling assembling 4 and second coupling assembling 8, upset motor 2 is installed to 5 one end of support, supporting component 9 is installed to its other end, upset motor 2 and supporting component 9 inline, the output of upset motor 2 is connected with first coupling assembling 4, supporting component 9 is connected with second coupling assembling 8, 6 mid-mounting of returning face plate has synchronous drive wheel and a plurality of mounting 7.
Utilize lifting device to hang the synchronous drive wheel and put 6 mid-portions installation to the returning face plate, the spacing fixed synchronous drive wheel of a plurality of mountings 7, start upset motor 2, upset motor 2 drives the upset of first coupling assembling 4, returning face plate 6 and the upset of second coupling assembling 8 begin simultaneously, supporting component 9 supports second coupling assembling 8, the synchronous drive wheel overturns along with returning face plate 6, after the synchronous drive wheel overturns to specific assembly positioning angle, close upset motor 2, effectively ensure the positioning angle of synchronous drive wheel, reduce the assembly degree of difficulty, improve assembly efficiency, the spacing fixed synchronous drive wheel of mountings 7 simultaneously, it drops to take off the slip when preventing its upset, reduce the probability that the synchronous drive wheel collided with the damage.
Example 2:
as shown in fig. 2, compared with embodiment 1, there are differences in that: the turning plate 6 is provided with a mounting groove 61; the fixing piece 7 is an L-shaped fixing block.
The working mode is as follows:
the middle part of the turning plate 6 is provided with a mounting groove 61, the mounting groove 61 provides mounting space for a part to be mounted of the synchronous driving wheel and plays a certain limiting role at the same time, and the fixing piece 7 is an L-shaped fixing block and is mounted on the turning plate 6 through bolt connection; install the synchronous drive wheel on returning face plate 6, rethread bolt installation fastening L fixed block, the right angle of L type fixed block is pressed and is detained in the base of synchronous drive wheel, and the deslide drops when preventing the synchronous drive wheel upset.
Example 3:
compared with example 1, the difference is that: a plurality of limiting blocks 11 and anti-rotation components 10 are additionally arranged.
And a plurality of groups of limiting blocks 11 and anti-rotation assemblies 10 are arranged on the turnover plate 6.
The number of the limiting blocks 11 is usually 1, 2, 3, etc., and the number of the limiting blocks 11 in each group is usually 2.
The working mode is as follows:
the base of synchronous drive wheel is including the lug, every group stopper 11 forms the centre gripping to the lug, prevent that synchronous drive wheel from shifting or sliding, stopper 11 passes through the bolt and installs in returning face plate 6, and the mounting point of stopper 11 is adjusted to available bolt slot hole, the steadiness when increasing the upset, the accident of synchronous drive wheel breaks away from when avoiding the upset, reduce the potential safety hazard, prevent changeing subassembly 10 and install on returning face plate, a rotating part for fixed synchronous drive wheel, prevent its turning process in-process rotation, reduce colliding with of rotating part.
Example 4:
as shown in fig. 5, compared with example 3, there are differences in that: the anti-rotation component 10 comprises a supporting block 101, a screw 102, an anti-rotation block 103 and a knob 104; a fixing groove 1011 is formed in the upper portion of the supporting block 101, and the fixing groove 1011 is movably connected with the rotation preventing block 103; one end of the rotation preventing block 103 is provided with a rotation preventing groove 1031; a threaded hole 1012 is formed in the top of the support block 101, and the threaded hole 1012 is in threaded connection with the screw 102; a knob 104 is mounted on the top of the screw 102.
The working mode is as follows:
the supporting block 101 is installed on the turnover plate 6 through bolts, a fixing groove 1011 is formed in the upper portion of the supporting block 101 corresponding to the anti-rotation block 103, the anti-rotation block 103 is movably connected with the fixing groove 1011, a threaded hole 1012 penetrating through the fixing groove is formed in the center of the top of the supporting block 101, the threaded hole 1012 is in threaded connection with the screw 102, a knob 104 is installed at the top of the screw 102 to facilitate screwing of the screw 102, the synchronous transmission wheel further comprises a protective guard which is installed on a rotation portion of the synchronous transmission wheel, an anti-rotation groove 1031 is formed in one end of the anti-rotation block 103 corresponding to the protective guard, the protective guard is clamped by the anti-rotation groove 1031, the protective guard and the rotation portion are prevented from rotating during turnover, and installation efficiency of the synchronous transmission wheel is improved; when the rotation preventing grooves 1031 hold the guard rail, the knob 104 is rotated, the screw 102 is screwed out of the screw hole 1012, and the clamping rotation preventing blocks 103 are pressed to prevent displacement thereof.
Example 5:
compared with any of examples 1 to 4, the difference is that: a speed reducer 3 is additionally installed.
The input end of the speed reducer 3 is connected with the output end of the turnover motor 2, and the output end of the speed reducer is connected with the first connecting component 4.
The speed reducer 3 slows down the overturning speed, so that the positioning angle of the driving wheel can be synchronized conveniently.
Example 6:
compared with example 5, the difference is that: the support 5 comprises a first support seat 51 and a second support seat 52; the first supporting seat 51 is provided with a speed reducer 3; the second support seat 52 is provided with a support assembly 9.
Example 7:
as shown in fig. 3, compared with example 6, there are differences in that: the beam 1 is additionally installed.
One end of the cross beam 1 is connected to the first support seat 51, and the other end thereof is connected to the second support seat 52.
The beam 1 is connected with the first support seat 51 and the second support seat 52 through bolts, so that the stability of the support 5 is improved.
Example 8:
compared with example 1, the difference is that: the support assembly 9 comprises a bearing block 91 and a support shaft 92; a support shaft 92 is installed in the bearing seat 91; one end of the support shaft 92 is connected to the second connecting assembly 8.
Example 9:
compared with any of examples 1 to 4 and 6 to 8, the difference is that: the first connection assembly 4 comprises an output flange 41 and a first connection seat 42; the first connecting seat 42 is arranged at the top of the turnover plate 6; one end of the output flange 41 is connected with the output shaft of the turnover motor 2 or the speed reducer 3, and the other end is connected with the first connecting seat 42.
Example 10:
as shown in fig. 4, compared with example 8, there are differences in that: the second connecting assembly 8 comprises a connecting flange 81 and a second connecting seat 82; the second connecting seat 82 is arranged at the top of the turnover plate 6; one end of the connecting flange 81 is connected to the supporting shaft 91, and the other end thereof is connected to the second connecting seat 82.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.

Claims (10)

1. The utility model provides an assembly jig frock for synchronous drive wheel which characterized in that: the turnover device comprises a turnover motor (2), a first connecting component (4), a support (5), a turnover plate (6), a fixing piece (7), a second connecting component (8) and a supporting component (9);
one end of the support (5) is provided with a turnover motor (2), and the other end of the support is provided with a support component (9);
one end of the top of the turnover plate (6) is provided with a first connecting component (4), and the other end of the top of the turnover plate is provided with a second connecting component (8);
the output end of the overturning motor (2) is connected with the first connecting component (4);
the second connecting component (8) is connected with a supporting component (9);
the turnover plate (6) is provided with a plurality of fixing pieces (7).
2. The assembly fixture tool for the synchronous transmission wheel according to claim 1, wherein: the turnover plate (6) is provided with a mounting groove (61);
the fixing piece (7) is an L-shaped fixing block.
3. The assembly fixture tool for the synchronous transmission wheel according to claim 1, wherein: the anti-rotation device also comprises a limiting block (11) and an anti-rotation component (10);
and a plurality of groups of limiting blocks (11) and anti-rotating assemblies (10) are arranged on the turnover plate (6).
4. The assembly fixture tool for the synchronous transmission wheel according to claim 3, wherein: the anti-rotation component (10) comprises a supporting block (101), a screw rod (102), an anti-rotation block (103) and a knob (104);
the upper part of the supporting block (101) is provided with a fixing groove (1011), and the fixing groove (1011) is movably connected with the rotation preventing block (103);
one end of the anti-rotation block (103) is provided with an anti-rotation groove (1031);
the top of the supporting block (101) is provided with a threaded hole (1012), and the threaded hole (1012) is in threaded connection with the screw (102);
the top of the screw rod (102) is provided with a knob (104).
5. An assembly jig tool for synchronous transmission wheels according to any one of claims 1 to 4, characterized in that: the device also comprises a speed reducer (3); the input end of the speed reducer (3) is connected with the output end of the turnover motor (2), and the output end of the speed reducer is connected with the first connecting component (4).
6. The assembly fixture tool for the synchronous transmission wheel according to claim 5, wherein: the support (5) comprises a first support seat (51) and a second support seat (52);
a speed reducer (3) is mounted on the first support seat (51);
and a supporting component (9) is arranged on the second supporting seat (52).
7. The assembly fixture tool for the synchronous transmission wheel according to claim 6, wherein: the device also comprises a cross beam (1);
one end of the cross beam (1) is connected with the first supporting seat (51), and the other end of the cross beam is connected with the second supporting seat (52).
8. The assembly fixture tool for the synchronous transmission wheel according to claim 1, wherein: the support assembly (9) comprises a bearing seat (91) and a support shaft (92);
a support shaft (92) is arranged in the bearing seat (91);
one end of the supporting shaft (92) is connected with the second connecting component (8).
9. An assembly jig tool for synchronous transmission wheels according to any one of claims 1 to 4 and 6 to 8, wherein: the first connection assembly (4) comprises an output flange (41) and a first connection seat (42);
the first connecting seat (42) is arranged at the top of the turnover plate (6);
one end of the output flange (41) is connected with an output shaft of the turnover motor (2) or the speed reducer (3), and the other end of the output flange is connected with the first connecting seat (42).
10. The assembly fixture tool for the synchronous transmission wheel according to claim 8, wherein: the second connecting assembly (8) comprises a connecting flange (81) and a second connecting seat (82);
the second connecting seat (82) is arranged at the top of the turnover plate (6);
one end of the connecting flange (81) is connected with the supporting shaft (91), and the other end of the connecting flange is connected with the second connecting seat (82).
CN202110919074.5A 2021-08-11 2021-08-11 Assembly fixture tool for synchronous transmission wheel Pending CN113635239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110919074.5A CN113635239A (en) 2021-08-11 2021-08-11 Assembly fixture tool for synchronous transmission wheel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110919074.5A CN113635239A (en) 2021-08-11 2021-08-11 Assembly fixture tool for synchronous transmission wheel

Publications (1)

Publication Number Publication Date
CN113635239A true CN113635239A (en) 2021-11-12

Family

ID=78420817

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110919074.5A Pending CN113635239A (en) 2021-08-11 2021-08-11 Assembly fixture tool for synchronous transmission wheel

Country Status (1)

Country Link
CN (1) CN113635239A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209125664U (en) * 2018-10-27 2019-07-19 浙江苍南仪表集团东星能源科技有限公司 A kind of instrument board skeleton processing retaining clip tool
CN210908750U (en) * 2019-04-08 2020-07-03 成都工贸职业技术学院 Auxiliary tool clamp for machining
CN210937847U (en) * 2019-09-26 2020-07-07 北京国建标工程设备科技有限公司 Manufacturing tool for steel door plate
CN210937905U (en) * 2019-07-03 2020-07-07 济南冠森自动化设备有限公司 Single-shaft welding positioner
CN211589812U (en) * 2019-11-07 2020-09-29 南通隆生电子机械有限公司 Machining clamp
CN112605588A (en) * 2020-12-03 2021-04-06 广州瑞松智能科技股份有限公司 Positioner mechanism for welding front suspension of automobile

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209125664U (en) * 2018-10-27 2019-07-19 浙江苍南仪表集团东星能源科技有限公司 A kind of instrument board skeleton processing retaining clip tool
CN210908750U (en) * 2019-04-08 2020-07-03 成都工贸职业技术学院 Auxiliary tool clamp for machining
CN210937905U (en) * 2019-07-03 2020-07-07 济南冠森自动化设备有限公司 Single-shaft welding positioner
CN210937847U (en) * 2019-09-26 2020-07-07 北京国建标工程设备科技有限公司 Manufacturing tool for steel door plate
CN211589812U (en) * 2019-11-07 2020-09-29 南通隆生电子机械有限公司 Machining clamp
CN112605588A (en) * 2020-12-03 2021-04-06 广州瑞松智能科技股份有限公司 Positioner mechanism for welding front suspension of automobile

Similar Documents

Publication Publication Date Title
CN108372501B (en) Robot and working method thereof
CN201180328Y (en) Curtain wall clamping joint device
CN113635239A (en) Assembly fixture tool for synchronous transmission wheel
CN112441501A (en) Aeroengine hoist and mount frock
CN216412323U (en) Emergency alarm device for chemical safety management
CN212887288U (en) Planet carrier clamp
CN210003628U (en) horizontal C-shaped steel connecting and locking device
CN211867802U (en) Novel mechanical arm
CN111462960A (en) U-shaped bracket for composite post insulator
CN214172164U (en) Power indicator lamp support
CN221695503U (en) Tapping device for machining machine frame
CN217647575U (en) Bumper erection support through-hole terminal surface milling device
CN213329808U (en) Quick-mounting hanging mechanism for wall panel
CN220334599U (en) Assembly base of light lorry-mounted crane
CN212625266U (en) Circuit breaker top cap backup pad tipping device
CN221093646U (en) Extensible lifting platform
CN221312931U (en) Protective device for guide rail
CN219676803U (en) Electric power dispatching warning device
CN210764009U (en) Single armed rotation type overhauls gallows
CN221838106U (en) Road engineering construction protective fence
CN210640548U (en) Power safety supervises with hanging structure of switch board
CN213672993U (en) Fixing device for machine tool machining equipment
CN216274705U (en) Quilting machine crossbeam
CN210967962U (en) A add clamping apparatus for DCC gearbox housing assembly inclined hole
CN217254724U (en) Aluminum alloy abnormal shape foundry goods processing tool equipment

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: 20211112