CN207564419U - A kind of cover board assembly tooling of escalator - Google Patents
A kind of cover board assembly tooling of escalator Download PDFInfo
- Publication number
- CN207564419U CN207564419U CN201721560167.9U CN201721560167U CN207564419U CN 207564419 U CN207564419 U CN 207564419U CN 201721560167 U CN201721560167 U CN 201721560167U CN 207564419 U CN207564419 U CN 207564419U
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- cover board
- connector
- crossbeam
- assembly tooling
- board assembly
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Abstract
The utility model discloses a kind of cover board assembly tooling of escalator, including：Positioning and locking device, including：Crossbeam, both ends are equipped with positioning plate；The clamp system of cover board is locked with positioning plate；Centralising device is actively located on crossbeam；Lower bracket, including：Connecting plate, two side skirts are removably connected with connecting plate；Support base connect with connecting plate and is supported on skirtboard；Vertical frame is located at the top of support base and is connect with support base；Upper bracket, including：Connector is connect with the upper end of vertical frame；For the clamping device of clamping crossbeams, it is connect with connector；For adjusting the elevating mechanism of beam height, it is connect with connector.Above-mentioned technical proposal simplifies the measurement and adjusting of cover board, and installation accuracy is high and reliable and stable, and cover board can be reliably fixed after the completion of measurement and adjusting, be not easy to deviate, and the measurement and adjusting of cover board need not carry out on moving staircase girders, convenient working.
Description
Technical field
The utility model is related to the cover board assemblers in escalator mounting technique field, specifically a kind of escalator
Dress.
Background technology
The cover board of escalator, also referred to as railing, it is normal on the similar facilities such as escalator or moving sidewalk
See component.Cover board is mainly used in the assembling of auxiliary skirting board and skirt panel.Currently, cover board, operation are installed on the escalator
The operating type of member usually first installs the skirtboard of escalator, then in the big angle steel of the top and the bottom of the truss of escalator
Center line is pulled up, is adjusted by the distance of repeated measurement center line and skirtboard and determines center line, it then will be at the beginning of the cover board support of cover board
Step is mounted on truss, cover board is made to reach suitable position by the distance and adjusting cover board of repeated measurement cover board and center line, finally
Cover board and cover board support are locked with bolt.
With the industrial progress of the industry of escalator production and assembly now, the requirement for production efficiency and product quality is got over
Come higher, this traditional operating type exposes some problems：First, every piece of cover board is required to carry out measurement that is a large amount of and repeating
With adjusting work, installation effectiveness is low, and labor intensity is big；2nd, it measures and debugging relies primarily on measuring instrument and carrys out repeated measurement, install
Precision is largely influenced by operator qualification, it is difficult to ensure reliable and stable high-precision；3rd, to the measurement of cover board
After the completion of work is adjusted, cover board can not be fixed reliably, easily shift；4th, work is measured and adjusts to be required for
It is carried out on the truss of escalator, since operating space is limited on truss, operator is inconvenient.
Utility model content
For the problems of more than prior art, the purpose of this utility model is to provide a kind of cover board of escalator
Assembly tooling simplifies the work of measurement and the adjusting of cover board, and installation accuracy is high and reliable and stable, and cover board is in its measurement and adjusts
Work completion can be reliably fixed, be not easy to deviate, and the work of measurement and the adjusting of cover board is without in escalator
It is carried out on truss, operation difficulty is small.
To achieve these goals, the technical solution of the utility model is：
A kind of cover board assembly tooling of escalator, includes：Positioning and locking device, centralising device, lower bracket and
Upper bracket；The positioning and locking device includes：Crossbeam, both ends are both provided with positioning plate；Coordinate with the positioning plate and lock
The clamp system of tight cover board；The centralising device is movably arranged as on the crossbeam；The lower bracket includes：Connection
Plate, two side skirts are removably connected with the connecting plate；Support base connect with the connecting plate and is supported on skirtboard
On；Vertical frame is arranged on the top of the support base and is connect with the support base；The upper bracket includes：Connector,
Its upper end with the vertical frame is connect；For clamping the clamping device of the crossbeam, it is connect with the connector；For adjusting
The elevating mechanism of the beam height is connect with the connector.
The connecting plate is removably connected on skirtboard, while the support base is supported on skirtboard, the lower part
Stent can be reliablely and stablely fixed on skirtboard, so as to cover board when being assemblied in positioning without in traditional work method
Way cover board support being fixed on moving staircase girders, it is easy to operation.The positioning and locking device can be by described fixed
Cover board is locked by position plate and the clamp system together.The elevating mechanism can then adjust the horizontal depth of beam, into
And adjust the height of cover board.The centralising device is flexibly connected in the crossbeam, adjusts the centralising device, by cover board head and the tail
The line of the sight line of the centralising device of both ends setting is overlapped with the center line measured in advance, you can ensures the standard of cover board assembling
Really, without being adjusted by measuring instrument come repeated measurement, working efficiency is high and labor intensity is low, and usually operating personnel can be very
It completes to position well, can ensure reliable and stable high-precision.It, should using what is adjusted after having assembled one piece of cover board for the first time
The cover board assembly tooling of escalator can directly assemble next piece of cover board, need to only be adjusted and covered by the elevating mechanism
The height of plate, cover board assembling can be easily accomplished by then carrying out centering using the centralising device, save the survey largely repeated
Amount adjusts work.
As a kind of specific embodiment, the clamp system includes：Threaded block is fixed on the crossbeam；With
In the clamping screw of holddown plate, it is threaded through on the threaded block.By carrying out elastic adjusting to the clamping screw, you can
So that cover board is fixedly clamped by the clamping screw together with the positioning plate, prevent cover board from shifting.
As a kind of specific embodiment, the clamping device includes：U-lag part is connect with the connector；Institute
Crossbeam is stated to be movably arranged as in the slot of the U-lag part；For compressing the grip bolt of the crossbeam, it is threaded through the U
On the side wall of shape slotware.The crossbeam is arranged in the slot of U-lag part, and for the crossbeam in addition to upper surface, remaining circumferential end faces is equal
It is limited by the cell wall of the U-lag part.The elastic of the grip bolt is adjusted, the grip bolt can be with U-lag part
Cell wall the crossbeam is gripped together, and then ensure the height stability of the positioning and locking device, so as to protect
Demonstrate,prove the height-precision of the positioning assembling of cover board.
Further, the elevating mechanism includes the branch for being used to support the crossbeam for the lower section for being arranged on the crossbeam
Staybolt；The carrying bolt is threaded through on the bottom surface of the U-lag part.The carrying bolt is supported under the crossbeam
Side adjusts the carrying bolt and the horizontal depth of beam is adjusted, to adjust the height of cover board, so as to easily to cover board
It is positioned.
As a kind of specific embodiment, the connector and the vertical frame telescopic connection.The connector and institute
Vertical frame telescopic connection is stated, when assembling cover board, stretches the connector, after assembling, shrinks the connector, you can
The upper bracket and the positioning and locking device are easily withdrawn into cover board, it is easy to operate reliable.
Further, the lower end of the connector offers the second pin hole；The upper end of the vertical frame is connected with sleeve；It is described
Connector is actively plugged in the sleeve；The upper end of the sleeve offers first coordinated with the second pin hole face
Pin hole；The cover board assembly tooling of the escalator further includes the bolt with first pin hole and the cooperation of the second pin hole.It is described
First pin hole is located at the upper end of the sleeve, and second pin hole is located at the lower end of the connector, the connector with it is described
Sleeve grafting, by the bolt be inserted into face first pin hole and the second pin hole, you can realize the connector with it is described
The stretching, extension connection of vertical frame, the bolt is extracted from first pin hole and the second pin hole, the connector and the sleeve
It is i.e. collapsible.
Further, there are one the U-shaped structures of lateral opening in tool for the sleeve；The width of the connector is less than described
The width of lateral opening.The connector can be passed in and out from the lateral opening of the sleeve, that is, the connector in addition to
It can also be passed in and out except the disengaging of the upper end opening of the sleeve from the lateral opening of the sleeve, convenient for by institute
Upper bracket is stated to disassemble from the lower bracket.
As a kind of specific embodiment, the lower bracket has further included crossbearer；The crossbearer is coupled across described
Between the both sides of lower bracket.The crossbearer enables the both sides synchronous coordination of the lower bracket, convenient for integrally-regulated institute
State lower bracket.
In order to better understand and implement, the utility model is described in detail below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of the cover board assembly tooling of escalator of the utility model embodiment；
Fig. 2 is a kind of cover board assembly tooling amplification at A, B two in Fig. 1 of escalator of the utility model embodiment
Schematic diagram；
Fig. 3 is a kind of enlarged structure of the lower bracket of the cover board assembly tooling of escalator of the utility model embodiment
Schematic diagram；
Fig. 4 is a kind of cover board assembly tooling amplification at E, F two in figure 3 of escalator of the utility model embodiment
Schematic diagram；
Fig. 5 is a kind of enlarged structure of the lower bracket of the cover board assembly tooling of escalator of the utility model embodiment
Schematic diagram；
Fig. 6 is positioning and locking device and the centering of a kind of cover board assembly tooling of escalator of the utility model embodiment
The enlarged structure schematic diagram of device；
Whole knot when Fig. 7 is a kind of cover board assembling of the cover board assembly tooling of escalator of the utility model embodiment
Structure schematic diagram；
Side view when Fig. 8 is a kind of cover board assembling of the cover board assembly tooling of escalator of the utility model embodiment
Figure；
Fig. 9 is that a kind of amplification of the cover board assembly tooling of escalator of the utility model embodiment in fig. 8 at C, D is shown
It is intended to；
Vertical view when Figure 10 is a kind of cover board assembling of the cover board assembly tooling of escalator of the utility model embodiment
Figure.
Reference numeral
1-- lower brackets
110-- connecting plate 111--U shapes hole 112-- fixing bolts
120-- support bases
130-- pedestals
140-- vertical frames
150-- sleeves the first pin holes of 151--
160-- crossbearers
2-- upper brackets
210-- connectors the second pin holes of 211--
220--U shape slotwares
230-- carrying bolts
240-- grip bolts
3-- positioning and locking devices
310-- crossbeams
320-- positioning plates
330-- threaded blocks
340-- clamping screws
4-- centralising devices
5-- cover boards
510-- cover board supports
6-- skirtboards
610-- skirtboard C-channels
7-- bolts
Specific embodiment
It please refers to Fig.1, Fig. 7, Fig. 8 and Figure 10, a kind of cover board assembly tooling of escalator includes：Positioning and locking
Device 3, centralising device 4, lower bracket 1 and upper bracket 2.Referring to Fig. 6, positioning and locking device 3 includes：Crossbeam 310,
Both ends are both provided with positioning plate 320；The clamp system of cover board 5 is locked with positioning plate 320；Centralising device 4 is actively set
On crossbeam 310, it should be noted that centralising device 4 is common mechanism, such as optical sight, notched sight bead part and red
Outer pointing instrumentation etc. can make centralising device.Referring to Fig. 3, lower bracket 1 includes：Connecting plate 110, two side skirts 6 are removable
It is connected with connecting plate 110 with unloading formula；Support base 120 connect with connecting plate 110 and is supported on skirtboard 6；Vertical frame 140, sets
It puts in the top of support base 120 and is connect with support base 120.Referring to Fig. 5, upper bracket 2 includes：Connector 210, with
The upper end connection of vertical frame 140；For the clamping device of clamping crossbeams 310, it is connect with connector 210；For adjusting crossbeam 310
The elevating mechanism of height is connect with connector 210.
Enlarged drawing namely Fig. 2 at A are please referred in Fig. 3, Fig. 8 at D in enlarged drawing namely Fig. 9 in right width figure and Fig. 1 again
Middle left width figure is provided with a plurality of skirtboard C-channel 610 in the skirtboard 6 of general escalator, can just utilize skirtboard C-channel
The installation of 610 progress lower brackets 2 is fixed.With reference to the design feature of the skirtboard C-channel 610 of skirtboard 6, it is preferable that support base 120
It is supported on the cell wall of skirtboard U-lag 610, please refers in Fig. 3 at F right width figure in enlarged drawing namely Fig. 4, connecting plate 110 includes
There is U-shaped hole 111, U-shaped hole 111 is adapted with skirtboard U-lag 610, connecting plate 110 can be fixed on using fixing bolt 112
On skirtboard U-lag 610.It can be more securely positioned on skirtboard 6 of course for lower bracket 1, lower bracket 1 is in a side skirt
Multiple support bases 120 and connecting plate 110 are provided on plate 6, multiple support bases 120 are both connected on a pedestal 130.Pedestal
130 connect with vertical frame 140.
Herein it should be noted that the structure of the skirtboard of escalator is there may be a variety of, from now on it is also possible that
The skirtboard of new construction, above-mentioned support base 120 and connecting plate 110 still can according to the unique texture of different types of skirtboard into
Positioning and fixation of the row lower bracket 1 on skirtboard.This is that those skilled in that art can carry out according to actual needs
The basic selection of creative thinking is not needed to.
As shown in figure 3, wherein, clamp system includes：Threaded block 330 is fixed on crossbeam 310；For friction top
The clamping screw 340 of plate 5, is threaded through on threaded block 330.It please left width figure, cover board 5 be pacified in enlarged drawing namely Fig. 9 at C in Fig. 8
It is placed on positioning plate 320, the shape of positioning plate 320 adapts to the shape of cover board 5, and cover board 5 can be positioned.It is it is apparent that fixed
Position plate 320 can be designed as solid block structure, may be designed in bending harden structure.Positioning plate 320 and clamping screw 340 are together
The bending edge of cover board 5 is clamped, plays the role of the fixed locking of positioning to cover board 5, the displacement of cover board 5 can be prevented.
Right width figure in enlarged drawing namely Fig. 2 is please referred in Fig. 5 and Fig. 1 at B, above-mentioned clamping device includes：U-shaped
Slotware 220 is connect with connector 210；Crossbeam 310 is movably arranged as in the slot of U-lag part 220；For compressing crossbeam 310
Grip bolt 240, be threaded through on the side wall of U-lag part 220.Above-mentioned elevating mechanism, which includes, is arranged on crossbeam 310
The carrying bolt 230 for being used to support crossbeam 310 of lower section；Carrying bolt 230 is threaded through on the bottom surface of U-lag part 220.Crossbeam
310 are caught in the slot of U-lag part 220, adjust carrying bolt 230, you can change the height of crossbeam 310, and then change and be locked at
The height of cover board 5 on positioning and locking device 3 adjusts grip bolt 240, you can grips crossbeam 310, ensures crossbeam 310
Stabilization, and then ensure cover board 5 install when stabilization.
Using the escalator cover board assembly tooling when, in advance using measure two side skirt 6 of escalator center line.It is right
In the first packaged cover board matched, first lower bracket 2 is located on skirtboard 6, lower bracket 2 include one be coupled across its two
Crossbearer 160 between side.After lower bracket 2 is positioned and fixed on two side skirts 6, by the horizontal stroke of positioning and locking device 3
Beam 310 is caught in U-lag part 220, and then cover board 5 is placed on positioning plate 320, and tightens clamping screw 340, by cover board 5
It is locked on positioning and locking device 3.The head and the tail both ends of cover board 5 are respectively provided with the cover board assembly tooling of one group of escalator, adjust
Their centralising device 4, while by the height of elevating mechanism namely two side cover plates 5 of adjusting of carrying bolt 230, such as Figure 10 institutes
Show, adjust sight line L1 and the L2 coincidence to the centralising device 4 of two groups of cover board assembly toolings, and sight line L1, L2 and center line weight
It closes, that is, shows that two side cover plates 5 have been accurately positioned, using clamping device namely grip bolt 240 and U-lag part 220 by crossbeam
310 grip.Then cover board support 510 and cover board 5 are fixed, that is, complete the assembling of cover board 5.The assembling of cover board 5
Journey does not need to carry out on the truss of escalator, easy to operate, and cover board 5 is located through centralising device 4 to position, not only smart
Degree is high, and is adjusted without repeated measurement, and the operator of general technology level can carry out location and installation to cover board 5 well.
It has good positioning after cover board 5, cover board 5 is securely fixed by positioning and locking device 4, and in assembling process, cover board 5 is not easy to shift, and is ensured
The precision of assembling.
After having assembled first piece of cover board 5, the assembling of the cover board 5 after first piece of cover board 5 of progress only need to unclamp clamping screw
340, upper bracket 2 and positioning and locking device 3 are removed into the located cover board 5 assembled, then dismount lower part on skirtboard 6
The cover board assembly tooling of the escalator is moved on to next working position by stent 1, is fixed using the positioning of positioning and locking device 4
Cover board 5 is adjusted carrying bolt 240 and is carried out in center line pair using the centralising device 4 regulated in first piece of cover board 5
The positioning assembling of the cover board 5 of working position after being quickly completed.
After being completed in the first piece of assembling of cover board 5, the cover board assembly tooling of the escalator can be rapidly dismantled, with
Just the assembling of next piece of cover board 5, connector 210 and 140 telescopic connection of vertical frame are carried out.Assembling when, by connector 210 from
Stretching, extension is got up in vertical frame 140, after the completion of assembling, connector 210 is shunk from vertical frame 140, you can by upper bracket 2
It is removed from cover board 5.Operation is very easy.
Please refer in Fig. 3 at E left width figure and Fig. 2 and Fig. 5 in enlarged drawing namely Fig. 4, it is preferable that under connector 210
End offers the second pin hole 211；The upper end of vertical frame 140 is connected with sleeve 150；Connector 210 is actively plugged on sleeve 150
It is interior；The upper end of sleeve 150 offers the first pin hole 151 coordinated with 211 face of the second pin hole；The cover board assembling of the escalator
Tooling further includes the bolt 7 with the first pin hole 151 and the cooperation of the second pin hole 211.When assembling cover board 5, connector 210 is inserted
It is connected in sleeve 150, the first pin hole 151 and the is inserted into simultaneously by 211 face of the first pin hole 151 and the second pin hole, then by bolt 7
Two pin holes 211, connector 210 and sleeve 150 are fixed.After assembling, need to dismantle lower bracket 1 and upper bracket 2,
Bolt 7 only need to be extracted, you can make connector 210 because gravity shrinks decline automatically, so that upper bracket 2 leaves cover board 5.
In order to more convenient when dismantling upper bracket 2 and lower bracket 1, there are one sides in tool for sleeve 150
The U-shaped structure of face opening；The width of connector 210 is less than the width of the lateral opening.Connector 210 can be from sleeve 150
Lateral opening disengaging, can also be from that is, connector 210 is in addition to can be from other than the upper end opening of sleeve 150 passes in and out
The lateral opening disengaging of sleeve 150, the dismounting of upper bracket 2 and lower bracket 1 are very convenient.
Certainly, for the technical solution of above-mentioned connector 210 and 140 telescopic connection of vertical frame, skill in the art
Art personnel are easy for being contemplated that alternative solutions that some are conventional, for example, connector 210 and vertical frame 140 are designed to stretch
The structure of bar either connects the similar tool such as small lifting table, cylinder or hydraulic elevator platform between connector 210 and vertical frame 140
The mechanism of standby flexible ability.
In addition, it is necessary to be with being illustrated, above example is the preferred embodiment of the utility model, the utility model
The clamp system can also be spring clip etc., and some have the mechanism of equivalent effect, and the clamp structure of the utility model may be used also
Be spring clip etc. some have the mechanism of equivalent effect, the elevating mechanism of the utility model can also be telescopic rod, cylinder and
Hydraulic elevator platform etc. some have the mechanism of equivalent effect.
When assembling cover plate for escalator, the quantity of the cover board assembly tooling of the escalator is selected, it can be according to reality
It needs to select.Obviously, when assembling cover board, multigroup cover board assembly tooling can be selected, the quantity of the cover board assembly tooling is got over
It is more, that is, there are more centralising devices 4 to carry out centering positioning, the accuracy of centering can be improved.
The utility model is not limited to the above embodiment, if the various changes or deformation to the utility model do not take off
Spirit and scope from the utility model, if these changes and deformation belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to comprising these changes and deformation.
Claims (8)
1. a kind of cover board assembly tooling of escalator, which is characterized in that including：
Positioning and locking device, centralising device, lower bracket and upper bracket；
The positioning and locking device includes：
Crossbeam, both ends are both provided with positioning plate；
The clamp system of cover board is locked with the positioning plate；
The centralising device is movably arranged as on the crossbeam；
The lower bracket includes：
Connecting plate, two side skirts are removably connected with the connecting plate；
Support base connect with the connecting plate and is supported on skirtboard；
Vertical frame is arranged on the top of the support base and is connect with the support base；
The upper bracket includes：
Connector is connect with the upper end of the vertical frame；
For clamping the clamping device of the crossbeam, it is connect with the connector；
For adjusting the elevating mechanism of the beam height, it is connect with the connector.
2. the cover board assembly tooling of escalator according to claim 1, it is characterised in that：
The clamp system includes：
Threaded block is fixed on the crossbeam；
For the clamping screw of holddown plate, it is threaded through on the threaded block.
3. the cover board assembly tooling of escalator according to claim 1, it is characterised in that：
The clamping device includes：
U-lag part is connect with the connector；
The crossbeam is movably arranged as in the slot of the U-lag part；
For compressing the grip bolt of the crossbeam, it is threaded through on the side wall of the U-lag part.
4. the cover board assembly tooling of escalator according to claim 3, it is characterised in that：
The elevating mechanism includes the carrying bolt for being used to support the crossbeam for the lower section for being arranged on the crossbeam；
The carrying bolt is threaded through on the bottom surface of the U-lag part.
5. the cover board assembly tooling of the escalator according to any one of claim 1-4, it is characterised in that：
The connector and the vertical frame telescopic connection.
6. the cover board assembly tooling of escalator according to claim 5, it is characterised in that：
The lower end of the connector offers the second pin hole；
The upper end of the vertical frame is connected with sleeve；
The connector is actively plugged in the sleeve；
The upper end of the sleeve offers the first pin hole coordinated with the second pin hole face；
The cover board assembly tooling of the escalator further includes the bolt with first pin hole and the cooperation of the second pin hole.
7. the cover board assembly tooling of escalator according to claim 6, it is characterised in that：
There are one the U-shaped structures of lateral opening in tool for the sleeve；
The width of the connector is less than the width of the lateral opening.
8. the cover board assembly tooling of escalator according to claim 1, it is characterised in that：
The lower bracket has further included crossbearer；
The crossbearer is coupled across between the both sides of the lower bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560167.9U CN207564419U (en) | 2017-11-20 | 2017-11-20 | A kind of cover board assembly tooling of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560167.9U CN207564419U (en) | 2017-11-20 | 2017-11-20 | A kind of cover board assembly tooling of escalator |
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| Publication Number | Publication Date |
|---|---|
| CN207564419U true CN207564419U (en) | 2018-07-03 |
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| CN201721560167.9U Active CN207564419U (en) | 2017-11-20 | 2017-11-20 | A kind of cover board assembly tooling of escalator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855987A (en) * | 2017-11-20 | 2018-03-30 | 广州广日电梯工业有限公司 | A kind of cover plate assembly tooling of escalator |
| CN108655695A (en) * | 2018-07-27 | 2018-10-16 | 杭州西奥电梯有限公司 | A kind of public transport type escalator central guide track assembly tooling and assembly method |
| CN109304591A (en) * | 2018-11-20 | 2019-02-05 | 广州广日电梯工业有限公司 | A kind of pecten assembly tooling structure of escalator |
-
2017
- 2017-11-20 CN CN201721560167.9U patent/CN207564419U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855987A (en) * | 2017-11-20 | 2018-03-30 | 广州广日电梯工业有限公司 | A kind of cover plate assembly tooling of escalator |
| CN107855987B (en) * | 2017-11-20 | 2024-01-09 | 广州广日电梯工业有限公司 | Cover plate assembly fixture of escalator |
| CN108655695A (en) * | 2018-07-27 | 2018-10-16 | 杭州西奥电梯有限公司 | A kind of public transport type escalator central guide track assembly tooling and assembly method |
| CN108655695B (en) * | 2018-07-27 | 2023-05-02 | 杭州西奥电梯有限公司 | Assembly fixture and assembly method for middle guide rail of public transportation type escalator |
| CN109304591A (en) * | 2018-11-20 | 2019-02-05 | 广州广日电梯工业有限公司 | A kind of pecten assembly tooling structure of escalator |
| CN109304591B (en) * | 2018-11-20 | 2024-02-09 | 广州广日电梯工业有限公司 | Comb plate assembly tooling structure of escalator |
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