CN207103672U - A kind of punch press with photoelectric protector - Google Patents
A kind of punch press with photoelectric protector Download PDFInfo
- Publication number
- CN207103672U CN207103672U CN201720990217.0U CN201720990217U CN207103672U CN 207103672 U CN207103672 U CN 207103672U CN 201720990217 U CN201720990217 U CN 201720990217U CN 207103672 U CN207103672 U CN 207103672U
- Authority
- CN
- China
- Prior art keywords
- light barrier
- workbench
- barrier holder
- grating
- punch press
- 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.)
- Expired - Fee Related
Links
Landscapes
- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a kind of punch press with photoelectric protector, including fuselage, workbench and sliding block drift；The workbench of rectangle is provided with along the horizontal direction of the fuselage, is provided with sliding block drift in the surface of the workbench, the sliding block drift can be slided vertically, and the punch press also includes photoelectric protector；The photoelectric protector includes light barrier holder, grating, fastener and controller；The light barrier holder is arranged to four, and four light barrier holders are separately positioned on four angles of workbench；The grating is arranged to three pairs, the first light curtain, the second light curtain on the right side of workbench and the 3rd light curtain on front side of workbench formed respectively on the left of workbench；The grating is fixed by fastener and light barrier holder；The controller is connected with three pairs of gratings respectively；When light curtain is blocked, the controller sends instruction, and punch press decommissions.The utility model provides a kind of punch press with photoelectric protector, makes the security of punch press operation higher.
Description
Technical field
It the utility model is related to a kind of punching apparatus, more particularly to a kind of punch press with photoelectric protector.
Background technology
Existing punch press is configured without corresponding safety device, during punch press work, due to operating personnel's
Misoperation or carelessness, the body of operating personnel is easily close or enters the risk range of punch press running, and the punch press of operation can be right
The body of operating personnel damages.
Therefore, prior art could be improved and develop.
Utility model content
The purpose of this utility model is to provide a kind of punch press with photoelectric protector, makes the security of punch press operation more
It is high.
The technical solution of the utility model is as follows：
A kind of punch press with photoelectric protector, including fuselage, workbench and sliding block drift；Along the level side of the fuselage
To the workbench provided with rectangle, sliding block drift is provided with the surface of the workbench, the sliding block drift can be vertically
Slide, wherein, the punch press also includes photoelectric protector；
The photoelectric protector includes light barrier holder, grating, fastener and controller；
The light barrier holder is arranged to four, respectively the first light barrier holder, the second light barrier holder, the 3rd light barrier holder and
4th light barrier holder, four light barrier holders are respectively perpendicular to workbench and are arranged on four angles of workbench；First light
Plane where grid support and the 3rd light barrier holder is parallel with the left hand edge of workbench and left hand edge positioned at workbench on, described the
Plane where two light barrier holders and the 4th light barrier holder is parallel with the right hand edge of workbench and is located on the right hand edge of workbench, institute
Plane where stating the first light barrier holder and the second light barrier holder is parallel with the leading edge of workbench and is located at the leading edge of workbench
On；
The grating is arranged to three pairs, and each pair grating includes light barrier transmitter and grating receiver；First pair of grating is set
Between the first light barrier holder and the 3rd light barrier holder, formed between the first light barrier holder and the 3rd light barrier holder and be located at work
The first light curtain on the left of platform；Second pair of grating is arranged between the second light barrier holder and the 4th light barrier holder, in the second grating branch
The second light curtain formed between frame and the 4th light barrier holder on the right side of workbench；3rd pair of grating is arranged on the first light barrier holder
And second between light barrier holder, the 3rd light that is formed between the first light barrier holder and the second light barrier holder on front side of workbench
Curtain；The grating is fixed on light barrier holder by fastener, and grating is set perpendicular to workbench；
The controller is connected with three pairs of gratings respectively, and when light curtain is blocked, the controller sends instruction, and punch press stops
Only operate.
Described punch press, wherein, the back side of the grating is provided with chute, length direction extension of the chute along grating；
The fastener includes T-shaped screw and the nut being adapted to T-shaped screw, and the T-shaped screw includes T connector portion and screw rod, described
Screw rod is provided with screw thread, and the T connector portion is arranged on one end of screw rod；Mounting hole, the peace are provided with the light barrier holder
The diameter for filling hole is more than the diameter of screw rod, less than the circumscribed circle diameter of nut；The T connector portion can be in the length of chute interior edge chute
Spend direction to slide, the screw rod extends to the rear of grating, and the one end of screw rod away from T connector portion connects through mounting hole and nut
Connect.
Described punch press, wherein, the light barrier holder is angle bar, and the light barrier holder is straight including the first right-angle side and second
The arm of angle, the first right-angle side are vertical with the second right-angle side；Two mounting holes are respectively equipped with the first right-angle side and the second right-angle side,
Mounting hole is distributed along the length direction of the first right-angle side and the second right-angle side respectively, and the distance between two mounting holes are less than grating
Length, the corresponding T-shaped screw of each mounting hole and a nut.
Described punch press, wherein, the punch press also includes both hands and switched, before the both hands switch is arranged on workbench
Side；The both hands switch includes start button, scram button and false-touch prevention baffle plate；The start button is arranged to two, two
Start button is separately positioned on the left and right sides of scram button, and false-touch prevention baffle plate is respectively equipped with above two start buttons.
The beneficial effects of the utility model are as follows：
1st, the utility model sets photoelectric protector in three faces of work bench of punch press, in punch press operation, works as behaviour
Make personnel body enter punch press running danger zone when, punch press is decommissioned, and the body of operating personnel will not be caused to hinder
Evil, operational security are high.
2nd, the utility model is started using both hands switch to punch press, and operating personnel both hands while must press two and open
Dynamic button could start punch press, can prevent operating personnel's false touch in inspection, cleaning or maintenance of equipment from switching, operating personnel are made
Into injury.
Brief description of the drawings
Fig. 1 is the front view of the utility model punch press.
Fig. 2 is the left view of the utility model punch press.
Fig. 3 is the top view of the utility model work bench of punch press.
Fig. 4 is the top view that the light barrier transmitter of the utility model embodiment one and light barrier holder are connected.
Fig. 5 is the top view that the light barrier transmitter of the utility model embodiment two and light barrier holder are connected.
Fig. 6 is the front view that the light barrier transmitter of the utility model embodiment two and light barrier holder are connected.
Description of reference numerals：
1st, punch press；2nd, fuselage；3rd, workbench；4th, sliding block drift；5th, the second light barrier holder；6th, grating；7th, both hands switch；8、
Start button；9th, scram button；10th, false-touch prevention baffle plate；11st, side demarcation strip；12nd, overhead gage；13rd, rear baffle；14th, both hands switch
Base；15th, the first light barrier holder；16th, the 3rd light barrier holder；17th, the 4th light barrier holder；18th, light barrier transmitter；19th, T connector
Portion；20th, mounting hole；21st, nut；22nd, chute；23rd, the first fixed part；24th, the second fixed part；25th, guide groove；26th, sliding block spiral shell
It is female；27th, bolt head.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, clear and definite, develop simultaneously implementation referring to the drawings
The utility model is further described example.
As shown in Figure 1 to Figure 3, a kind of punch press 1 with photoelectric protector, including fuselage 2, workbench 3 and sliding block drift
4；The workbench 3 of rectangle is provided with along the horizontal direction of fuselage 2, sliding block drift 4, sliding block drift 4 are provided with the surface of workbench 3
Can vertically it slide, punch press 1 also includes photoelectric protector, and photoelectric protector includes light barrier holder, grating 6, fastening
Part and controller.
Light barrier holder is arranged to four, respectively the first light barrier holder 15, the second light barrier holder 5, the 3rd light barrier holder 16
With the 4th light barrier holder 17, four light barrier holders are respectively perpendicular to workbench 3 and are arranged on four angles of workbench 3；First
Light barrier holder 15 and the place plane of the 3rd light barrier holder 16 it is parallel with the left hand edge of workbench 3 and positioned at workbench 3 left hand edge
On, the second light barrier holder 5 and the place plane of the 4th light barrier holder 17 are parallel with the right hand edge of workbench 3 and positioned at workbench 3
On right hand edge, the first light barrier holder 15 and the place plane of the second light barrier holder 5 are parallel with the leading edge of workbench 3 and be located at work
On the leading edge of platform 3.
Grating 6 is arranged to three pairs, and a pair of gratings 6 include a light barrier transmitter 18 and a grating receiver.First pair
Grating 6 is arranged between the first light barrier holder 15 and the 3rd light barrier holder 16, in the first light barrier holder 15 and the 3rd light barrier holder
First light curtain in the left side of workbench 3 is formed between 16；Second pair of grating 6 is arranged on the second light barrier holder 5 and the 4th light barrier holder
Between 17, second light curtain on the right side of workbench 3 is formed between the second light barrier holder 5 and the 4th light barrier holder 17；3rd pair of light
Grid 6 are arranged between the first light barrier holder 15 and the second light barrier holder 5, in the first light barrier holder 15 and the shape of the second light barrier holder 5
Into the 3rd light curtain of the front side of workbench 3；Grating 6 is fixed on light barrier holder by fastener, and grating 6 is set perpendicular to workbench 3
Put.Controller is connected with three pairs of gratings 6 respectively, and when light curtain is blocked, controller sends instruction, and punch press 1 decommissions.Rushing
Bed 1 workbench 3 three vertical planes on set three pairs of gratings 6, and workbench 3 trihedral into light curtain, work as operating personnel
Limbs close to punch press 1 working region when, the light curtain of grating 6 will be blocked, punch press 1 decommissions, and operating personnel leave punching
Behind the working region of bed 1, reset operation is carried out, punch press 1 operates again, and grating 6 rises important when punch press 1 operates to operating personnel
Protective effect, make the security of the operation of punch press 1 higher.
Further, punch press 1 also includes both hands switch 7, and both hands switch 7 is arranged on the front of workbench 3；Both hands switch 7
Including both hands switch pedestal 14, start button 8, scram button 9 and false-touch prevention baffle plate 10；Start button 8 and scram button 9 are set
In the upper surface of both hands switch pedestal 14, start button 8 is arranged to two, and two start buttons 8 are separately positioned on scram button 9
The left and right sides, only when two start buttons 8 are concurrently depressed, punch press 1 could start；False-touch prevention baffle plate 10 includes side point
Dividing plate 11, rear baffle 13 and overhead gage 12, false-touch prevention baffle plate 10 are arranged to two, are separately positioned on the upper of two start buttons 8
Side, side demarcation strip 11 is vertically arranged between start button 8 and scram button 9, and overhead gage 12 is perpendicular to side demarcation strip 11 to opening
The surface of dynamic button 8 is horizontal-extending, and rear baffle 13 is vertically arranged in the rear of start button 8, with side demarcation strip 11 and upper gear
Plate 12 connects.False-touch prevention baffle plate 10 is respectively equipped with the top of two start buttons 8, makes start button 8 be not easy, by false touch, to enter one
Step improves the security of the operation of punch press 1.
Embodiment one
As shown in figure 4, chute 22 is provided with the back side of grating 6, length direction extension of the chute 22 along grating 6.Fastener
The nut 21 being adapted to including T-shaped screw and with T-shaped screw, T-shaped screw include T connector portion 19 and screw rod, and screw rod is provided with screw thread,
One end of screw rod is provided with T connector portion 19, and T connector portion 19 can slide in chute 22.
Light barrier holder is arranged to angle bar, and light barrier holder includes the first right-angle side and the second right-angle side, the first right-angle side and
Two right-angle sides are vertical, and the first right-angle side and the second right-angle side are vertical with the place plane of workbench 3；In the first right-angle side and second
Two mounting holes 20 are respectively equipped with right-angle side, the diameter of mounting hole 20 is more than the diameter of screw rod, less than the circumscribed circle of nut 21
Diameter；Mounting hole 20 is distributed along the length direction of the first right-angle side and the second right-angle side, and the distance between two mounting holes 20 are small
In the length of grating 6, the corresponding T-shaped screw of each mounting hole 20 and a nut 21.T connector portion can be in chute interior edge chute
Length direction slide, screw rod extends to the rear of grating, and the one end of screw rod away from T connector portion connects through mounting hole and nut
Connect.
First right-angle side of the first light barrier holder 15 is parallel with the leading edge of workbench 3, and the second of the first light barrier holder 15
Right-angle side is vertical with the leading edge of workbench 3；Second right-angle side of the second light barrier holder 5 is parallel with the leading edge of workbench 3, the
First right-angle side of two light barrier holders 5 is vertical with the leading edge of workbench 3；Wherein one article of right-angle side of 3rd light barrier holder 16 with
The left hand edge of workbench 3 is vertical；Wherein one article of right-angle side of 4th light barrier holder 17 is vertical with the right hand edge of workbench 3.
The fixed form of light barrier transmitter 18 is as follows：The T connector portion 19 of T-shaped screw light barrier transmitter 18 is sticked into advance to carry on the back
In the chute 22 in face, each light barrier transmitter 18 sets two T-shaped screws and two nuts 21；Two T for sticking into chute 22
After the screw rod of type screw is each passed through two mounting holes 20 of light barrier holder, the one end of screw rod away from T connector portion 19 and nut 21
Threaded connection；Two nuts 21 are rotated respectively, shorten the distance between nut 21 and T connector portion 19, until being located at nut 21
Chute 22 and light barrier holder between T connector portion 19 are pressed between nut 21 and T connector portion 19, and T-shaped screw can not be
Slided in chute 22, light barrier transmitter 18 is fixed.The fixed form of grating receiver and the fixed form of light barrier transmitter 18
Identical, here is omitted.
Embodiment two
As shown in Figure 5 and Figure 6, the difference of embodiment two and embodiment one is, fastener includes slider nut 26, bolt
With L-type connector；Every light barrier holder includes two adjacent vertical planes, on two adjacent vertical planes, along its length
It is respectively provided with guide groove 25.
L-type connector includes the first fixed part 23 and the second fixed part 24, and the first fixed part 23 and the second fixed part 24 hang down
Directly；Each light barrier transmitter 18 configures two L-type connectors, and the first fixed part 23 and the grating of one of L-type connector are sent out
The upper end of emitter 18 is fixedly connected, and the second fixed part 24 is located at the surface at the back side of light barrier transmitter 18, the connection of another L-type
First fixed part 23 of part is fixedly connected with the lower end of light barrier transmitter 18, and the second fixed part 24 is located at the back side of light barrier transmitter 18
Underface；Grating receiver also corresponds to two L-type connectors of configuration, the connected mode of grating receiver and L-type connector and
Light barrier transmitter 18 is identical with the connected mode of L-type connector, and here is omitted.
Through hole is provided with the second fixed part 24 of L-type connector, the diameter of through hole is more than the screw diameter of bolt, is less than
The head circumscribed circle diameter of bolt.Slider nut 26 is set in the guide groove 25 of light barrier holder, has two in every guide groove 25
Individual slider nut 26, a slider nut 26 are correspondingly arranged a bolt；Slider nut 26 can slide in guide groove 25, sliding block
Nut 26 is adapted to bolt, and the screw rod of bolt passes through the through hole of the second fixed part 24, with the spiral shell of slider nut 26 in guide groove 25
Line connects, and screwing bolts, slider nut 26 is pressed in guide groove 25 and no longer slided, and L-type connector is fixed on grating branch
On frame.The L-type connector of grating receiver upper/lower terminal and the connected mode of slider nut 26 and light barrier transmitter 18 are upper and lower
The L-type connector at both ends is identical with the connected mode of slider nut 26.
The fixed form of light barrier transmitter 18 is as follows：L-type connection is respectively fixed with the upper/lower terminal of light barrier transmitter 18
Part, the second fixed part 24 of the L-type connector of upper/lower terminal with the back side of light barrier transmitter 18 in the same plane；Light
The back side of grid transmitter 18 is attached on light barrier holder, and two slider nuts 26 in the guide groove 25 of light barrier holder are slided into respectively
The through hole rear of second fixed part 24 of the upper/lower terminal of light barrier transmitter 18, the screw rod of two bolts are each passed through grating transmitting
The through hole of second fixed part 24 of the upper/lower terminal of device 18, by turn bolt, two bolts are distinguished two slider nuts of precession
In 26；In the presence of screw thread, slider nut 26 is close to the head of bolt, between slider nut 26 and bolt head 27 away from
From being gradually shortened, until the second fixed part 24 and light barrier holder between slider nut 26 and bolt head 27 are by sliding block spiral shell
Mother 26 and bolt head 27 are clamped, and the position of slider nut 26 is fixed, and L-type connector is fixed on light barrier holder, grating
Transmitter 18, which is fixed, to be completed.The fixed form of grating receiver is identical with the fixed form of light barrier transmitter 18, no longer superfluous herein
State.
The height regulative mode of light barrier transmitter 18 is as follows：The bolt head of the upper/lower terminal of rotating grating transmitter 18 respectively
Portion 27, make bolt head 27 and the distance between slider nut 26 elongated, bolt head 27 and slider nut 26 are fixed to second
The clamping action of portion 24 and light barrier holder releases, and two slider nuts 26 is slided just in the guide groove 25 of light barrier holder
It is dynamic, without the complete whiz slider nut 26 of bolt；Light barrier transmitter 18 is moved to the height of needs, screws light respectively again
The bolt of the upper/lower terminal of grid transmitter 18, make the second fixed part 24 and light between slider nut 26 and bolt head 27
Grid support is clamped by slider nut 26 and bolt head 27 again, and regulation is completed.The height regulative mode and light of grating receiver
The height regulative mode of grid transmitter 18 is identical, and here is omitted.
It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit requires.
Claims (4)
1. a kind of punch press with photoelectric protector, including fuselage, workbench and sliding block drift；Along the horizontal direction of the fuselage
Workbench provided with rectangle, sliding block drift is provided with the surface of the workbench, the sliding block drift can be slided vertically
It is dynamic, it is characterised in that the punch press also includes photoelectric protector；
The photoelectric protector includes light barrier holder, grating, fastener and controller；
The light barrier holder is arranged to four, respectively the first light barrier holder, the second light barrier holder, the 3rd light barrier holder and the 4th
Light barrier holder, four light barrier holders are respectively perpendicular to workbench and are arranged on four angles of workbench；The first grating branch
Plane where frame and the 3rd light barrier holder is parallel with the left hand edge of workbench and is located on the left hand edge of workbench, second light
Plane where grid support and the 4th light barrier holder is parallel with the right hand edge of workbench and right hand edge positioned at workbench on, described the
Plane where one light barrier holder and the second light barrier holder is parallel with the leading edge of workbench and is located on the leading edge of workbench；
The grating is arranged to three pairs, and each pair grating includes light barrier transmitter and grating receiver；First pair of grating is arranged on
Between one light barrier holder and the 3rd light barrier holder, formed between the first light barrier holder and the 3rd light barrier holder left positioned at workbench
First light curtain of side；Second pair of grating is arranged between the second light barrier holder and the 4th light barrier holder, in the second light barrier holder and
The second light curtain formed between 4th light barrier holder on the right side of workbench；3rd pair of grating is arranged on the first light barrier holder and
Between two light barrier holders, the 3rd light curtain being located on front side of workbench is formed between the first light barrier holder and the second light barrier holder；
The grating is fixed on light barrier holder by fastener, and grating is set perpendicular to workbench；
The controller is connected with three pairs of gratings respectively, and when light curtain is blocked, the controller sends instruction, and punch press stops fortune
Make.
2. punch press according to claim 1, it is characterised in that the back side of the grating is provided with chute, and the chute is along light
The length direction extension of grid；The fastener includes T-shaped screw and the nut being adapted to T-shaped screw, and the T-shaped screw includes T
Type head and screw rod, the screw rod are provided with screw thread, and the T connector portion is arranged on one end of screw rod；On the light barrier holder
Provided with mounting hole, the diameter of the mounting hole is more than the diameter of screw rod, less than the circumscribed circle diameter of nut；The T connector portion can
Slided in the length direction of chute interior edge chute, the screw rod extends to the rear of grating, and the one end of screw rod away from T connector portion is worn
Mounting hole is crossed to be connected with nut.
3. punch press according to claim 2, it is characterised in that the light barrier holder is angle bar, and the light barrier holder includes
First right-angle side and the second right-angle side, the first right-angle side are vertical with the second right-angle side；On the first right-angle side and the second right-angle side
Two mounting holes are respectively equipped with, mounting hole is distributed along the length direction of the first right-angle side and the second right-angle side respectively, two installations
The distance between hole is less than the length of grating, the corresponding T-shaped screw of each mounting hole and a nut.
4. punch press according to claim 1, it is characterised in that the punch press also includes both hands and switched, the both hands switch
It is arranged on the front of workbench；The both hands switch includes start button, scram button and false-touch prevention baffle plate；The start button
Two are arranged to, two start buttons are separately positioned on the left and right sides of scram button, in the top difference of two start buttons
Provided with false-touch prevention baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990217.0U CN207103672U (en) | 2017-08-09 | 2017-08-09 | A kind of punch press with photoelectric protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990217.0U CN207103672U (en) | 2017-08-09 | 2017-08-09 | A kind of punch press with photoelectric protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207103672U true CN207103672U (en) | 2018-03-16 |
Family
ID=61578476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720990217.0U Expired - Fee Related CN207103672U (en) | 2017-08-09 | 2017-08-09 | A kind of punch press with photoelectric protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207103672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332529A (en) * | 2018-11-19 | 2019-02-15 | 江铃汽车股份有限公司 | A kind of security protection system and its setting method of punching press Manual line workbench |
| CN110355302A (en) * | 2019-08-13 | 2019-10-22 | 格力电器（郑州）有限公司 | A kind of anti-pushing-down mechanism |
-
2017
- 2017-08-09 CN CN201720990217.0U patent/CN207103672U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332529A (en) * | 2018-11-19 | 2019-02-15 | 江铃汽车股份有限公司 | A kind of security protection system and its setting method of punching press Manual line workbench |
| CN110355302A (en) * | 2019-08-13 | 2019-10-22 | 格力电器（郑州）有限公司 | A kind of anti-pushing-down mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207103672U (en) | A kind of punch press with photoelectric protector | |
| CN106334831A (en) | Steel processing device | |
| CN105958379A (en) | Electric breaking-in tool for crimping wire clamp and operation method | |
| CN204333759U (en) | A kind of transmission line high-altitude maintenance platform | |
| CN104438950A (en) | Safety protection device and method for automatic stamping line | |
| CN108501442A (en) | Press automated system | |
| CN204682952U (en) | A kind of sliceable desk of convenient movement | |
| CN203917563U (en) | A kind of angle cutting mold | |
| CN203273260U (en) | Cabinet with safety induction devices | |
| CN103625008A (en) | Oil pressure punch control system based on PLC | |
| CN207103673U (en) | A kind of bending machine with safe grating | |
| CN103520852A (en) | Spacing-adjustable safety belt hanging device for disconnecting switch overhaul | |
| CN103647164A (en) | Multifunctional ground rod wire end wire clamp | |
| CN208358886U (en) | It is a kind of to cut neat heat-shrink tube cutter device | |
| CN203994839U (en) | A kind of emergency braking device of large table top forcing press | |
| CN203337525U (en) | Glass bracket tensile force detection tool | |
| CN203670380U (en) | Guard bar folding device for movable overhaul platform | |
| CN207868663U (en) | Intelligent safety electrical cabinet | |
| CN208195722U (en) | Automobile component automatic punching equipment | |
| CN205442420U (en) | Safe master switch who uses on tower machine | |
| CN204927946U (en) | Drawing board is checked to transformer substation's clamp plate | |
| CN105990052B (en) | Eight station turnplate mechanisms of travel switch kludge | |
| CN209682161U (en) | Tool car is used in a kind of relay protection maintenance | |
| CN212469547U (en) | High-safety punch press equipment | |
| CN204242833U (en) | A kind of remote switch device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20210809 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |