CN115255903A

CN115255903A - Automatic staircase broach footboard assembly device

Info

Publication number: CN115255903A
Application number: CN202211109433.1A
Authority: CN
Inventors: 李明华; 郝涛涛; 李涛; 张煜; 李雪华
Original assignee: Jiangsu Juli Intelligent Machinery Corp ltd
Current assignee: Jiangsu Juli Intelligent Machinery Corp ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-01
Anticipated expiration: 2042-09-13
Also published as: CN115255903B

Abstract

The invention discloses an escalator comb tooth pedal assembling device, and belongs to the field of escalator production. The utility model provides an automatic staircase broach footboard assembly device, includes the conveyer belt, still includes: the conveying device comprises two vertical plates, a conveying belt and a conveying mechanism, wherein the two vertical plates are respectively and fixedly connected to two sides of the conveying belt, a cross rod is fixedly connected between the two vertical plates, a sliding block is connected onto the cross rod in a sliding mode, a material storage box with an upward opening is fixedly connected onto the sliding block, and the conveying mechanism for driving the sliding block to linearly move is arranged between the two vertical plates; the device plate is fixedly connected to the side wall of the lower end of the material storage box, a rectangular groove is formed in the lower end of the device plate, the rectangular groove is communicated with the inner bottom of the material storage box through a communicating groove, a magnet plate is arranged at the inner top of the rectangular groove, and a pushing plate capable of moving back and forth is connected to the rear wall of the material storage box in a sliding mode; the invention can realize the automatic assembly work of the comb plate and the comb pedal, and the assembly efficiency is greatly improved compared with manual work.

Description

Automatic staircase broach footboard assembly device

Technical Field

The invention relates to the technical field of escalator production, in particular to an escalator comb tooth pedal assembling device.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. The handrail elevator is an outdoor elevator with handrails, and is generally present in large facilities such as some malls. Can save the physical power of customers going upstairs and downstairs, thereby having more vigorous energy to shop.

The top and the bottom of automatic escalator all install the broach footboard, and all fixed mounting has one row of fishback on the broach footboard, and the fishback mainly is for the access & exit of convenient passenger transition elevator.

In the production of broach footboard, need pass through screw fixed mounting in proper order with a plurality of fishback to the footboard on, use artifical equipment as the main in the installation mostly, when the demand quantity of broach footboard is huge, the efficiency of artifical combination fishback is difficult to guarantee, need design one kind for this reason and can install a escalator fishback assembly device on the footboard with a plurality of fishback automatically.

Disclosure of Invention

The invention aims to solve the problem that the efficiency of manually assembling a comb tooth pedal in the prior art is low, and provides an escalator comb tooth pedal assembling device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an automatic staircase broach footboard assembly device, includes the conveyer belt, still includes: the two vertical plates are fixedly connected to two sides of the conveying belt respectively, a cross rod is fixedly connected between the two vertical plates, a sliding block is connected onto the cross rod in a sliding manner, a material storage box with an upward opening is fixedly connected onto the sliding block, and a conveying mechanism for driving the sliding block to move linearly is arranged between the two vertical plates; the device plate is fixedly connected to the side wall of the lower end of the material storage box, a rectangular groove is formed in the lower end of the device plate, the rectangular groove is communicated with the inner bottom of the material storage box through a communicating groove, a magnet plate is arranged at the inner top of the rectangular groove, and a pushing plate capable of moving back and forth is connected to the rear wall of the material storage box in a sliding mode; the lifter plate that can reciprocate, sliding connection are in deposit on the front end lateral wall of magazine, wherein, the upper end fixedly connected with of device board two with the standpipe of rectangular channel intercommunication, be equipped with on the lifter plate with the standpipe complex beat the screw subassembly, it is used for the automatic screw up screw to beat the screw subassembly.

In order to realize the automatic replacement of the mounting position of the comb plate, preferably, the conveying mechanism comprises a first threaded rod rotatably connected between the two vertical plates, wherein the sliding block is in threaded connection with the outer wall of the first threaded rod, a driving motor is fixedly mounted on the outer wall of one of the vertical plates, an incomplete gear is fixedly mounted on an output shaft of the driving motor, and one end of the first threaded rod is fixedly connected with a first gear which is meshed with the incomplete gear.

In order to realize the automatic feeding work of the comb plate, further, the rear wall of the material storage box is rotatably connected with a first reciprocating lead screw, wherein a reciprocating slide block is connected to the first reciprocating lead screw in a threaded manner, the reciprocating slide block is fixedly connected with the material pushing plate, a rack is fixedly connected between the two vertical plates, and a second gear which is meshed with the rack is fixedly connected to the first reciprocating lead screw.

In order to realize the automatic lifting work of the lifting plate, a second reciprocating screw rod is rotatably connected to the device plate, the lifting plate is in threaded connection with the outer wall of the second reciprocating screw rod, a transmission shaft is rotatably connected between the two vertical plates, the transmission shaft is connected with the second reciprocating screw rod through a worm and gear assembly, and one end of the transmission shaft is fixedly connected with a third gear which is meshed with the incomplete gear.

In order to realize the automatic work of screwing up of screw on the fishback, further, beat the screw subassembly and include fixed connection two screwdrivers on the lifter plate, wherein, two screwdrivers' cutter arbor is pegged graft respectively two the upper end of standpipe, the upper end fixed mounting of mounting plate has two screw vibration dishes, two the output tube end of screw vibration dish respectively with two standpipe fixed connection and intercommunication, the elastic U-shaped frame of inner wall fixed connection of standpipe, the opening of U-shaped frame is towards the end of output tube.

In order to make the cutter bar closely contact with the inner wall of the standpipe, furthermore, the clearance between the outer wall of the cutter bar and the inner wall of the standpipe is less than 1mm.

In order to make the nut of the screw force more uniform, furthermore, the U-shaped frame is composed of a plurality of brushes distributed in a U shape.

In order to prevent the screw from being not tightened due to the fact that the screw cannot be tightened due to the fact that the screw is inclined when moving downwards, an umbrella-shaped magnet is fixedly connected to the lower end of a cutter rod of the screw gun.

In order to enable the comb plate to be more accurately abutted against the comb pedal, preferably, the outer wall of the storage box is slidably connected with a limiting plate, wherein the lower end of the limiting plate is fixedly connected with a sleeve, the inner wall of the lower end of the sleeve is slidably connected with a vertical rod, the lower end of the vertical rod extends into the rectangular groove and is fixedly connected with the magnet plate, limiting plate and device board are connected through first spring elastic connection between, through second spring elastic connection between montant and the sheathed tube interior top, the elastic force of first spring is greater than the elastic force of second spring, the lower extreme fixedly connected with of lifter plate and the push rod of limiting plate alignment.

In order to obtain good and accurate location for the position of the comb plate, preferably, telescopic rods are fixedly mounted on two sides of the conveying belt, and two telescopic ends of the telescopic rods are fixedly connected with L-shaped rods.

Compared with the prior art, the invention provides an escalator comb pedal assembling device which has the following beneficial effects:

1. this automatic staircase broach footboard assembly device can drive the screw rifle through incomplete gear and reciprocate voluntarily, can realize the automation of broach board and beat screw work, need not the manual work and beat the screw fixation to the broach board to the packaging efficiency who makes the broach footboard promotes greatly.

2. This automatic staircase broach footboard assembly device can drive the indirect removal of magazine through incomplete gear, can realize the automatic positioning work and the material loading work of broach board, and the screw rifle that the cooperation reciprocated can realize broach footboard automatic assembly work, and for the manual work, the efficiency of equipment further promotes.

3. This automatic staircase broach footboard assembly device can drive the push rod synchronous motion through the lifter plate, and the push rod then can promote the limiting plate and move down, and the limiting plate then can promote sleeve pipe and montant and move down, and the montant then can drive the magnet board and move down, and the magnet board then can drive the fishback and support the installation position tight to the broach footboard to make the fishback support tight to the broach footboard more accurately.

4. This automatic staircase broach footboard assembly device can drive the both sides that L shape pole removed the conveyer belt through the telescopic link, behind fishback complete parallel and a right-angle side, drives L shape pole through the telescopic link again and removes to the middle part of conveyer belt, and another right-angle side of two L shape poles then can carry fishback's both sides to make fishback's position obtain good accurate location.

Drawings

Fig. 1 is a schematic view of a first view angle axial measurement structure of an escalator comb tooth pedal assembly device provided by the invention;

fig. 2 is a schematic view of a second perspective axis measuring structure of the escalator comb tooth pedal assembling device provided by the invention;

FIG. 3 is a schematic axial view of a material storage box in the escalator comb pedal assembly device according to the present invention;

FIG. 4 is a schematic view of a second perspective axis structure of the material storage box in the escalator comb pedal assembly device according to the present invention;

FIG. 5 is a schematic view of a third perspective axis measuring structure of a material storage box in the escalator comb tooth pedal assembling device provided by the invention;

fig. 6 is a schematic view of a partial axial structure of the escalator comb tooth pedal assembly device provided by the invention;

fig. 7 is a schematic view of a partial axial structure of the escalator comb tooth pedal assembly device provided by the invention.

In the figure: 1. a conveyor belt; 2. a vertical plate; 3. a material storage box; 4. a mounting plate; 5. a rectangular groove; 6. a communicating groove; 7. a material pushing plate; 8. a cross bar; 9. a first threaded rod; 10. a drive motor; 11. a first gear; 12. a slider; 13. a first reciprocating screw; 14. a reciprocating slide block; 15. a rack; 16. a second gear; 17. a vertical tube; 18. a screw vibrating disk; 19. an output pipe; 20. a lifting plate; 21. a second reciprocating screw; 22. a drive shaft; 23. a worm gear assembly; 24. a cutter bar; 25. an umbrella-shaped magnet; 26. a U-shaped frame; 27. a magnet plate; 28. a sleeve; 29. a vertical rod; 30. a push rod; 31. a limiting plate; 32. a screw gun; 33. a third gear; 34. an incomplete gear; 35. a telescopic rod; 36. an L-shaped rod; 37. a first spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-7, an escalator comb pedal assembly device includes a conveyor belt 1, and further includes: the two vertical plates 2 are respectively and fixedly connected to two sides of the conveying belt 1, a cross rod 8 is fixedly connected between the two vertical plates 2, a sliding block 12 is connected onto the cross rod 8 in a sliding manner, a material storage box 3 with an upward opening is fixedly connected onto the sliding block 12, and a conveying mechanism for driving the sliding block 12 to linearly move is arranged between the two vertical plates 2; the device plate 4 is fixedly connected to the side wall of the lower end of the material storage box 3, wherein the lower end of the device plate 4 is provided with a rectangular groove 5, the rectangular groove 5 is communicated with the inner bottom of the material storage box 3 through a communicating groove 6, the inner top of the rectangular groove 5 is provided with a magnet plate 27, and the rear wall of the material storage box 3 is slidably connected with a material pushing plate 7 capable of moving in a reciprocating mode; the lifter plate 20 that can reciprocate, sliding connection are on the front end lateral wall of depositing magazine 3, and wherein, two standpipe 17 with 5 intercommunications of rectangular channel of upper end fixedly connected with of device board 4 are equipped with on the lifter plate 20 and beat the screw subassembly with standpipe 17 complex, beat the screw subassembly and be used for the automatic screw of screwing up.

When needs assemble the broach footboard on, place a plurality of broach boards in the stock box 3 with the form that piles up, and place one of them broach board in the rectangular channel 5, the broach board can be adsorbed to magnet plate 27 in the rectangular channel 5, lifter plate 20 can drive and beat the fixed work that the screw subassembly accomplished the broach board, and conveying mechanism can drive stock box 3 horizontal migration, thereby realize the mounted position and change the work automatically, and scraping wings 7 can impel the broach board in the stock box 3 to the rectangular channel 5 automatically, thereby realize the automatic feeding work of broach board, whole process need not manual operation, can make the equipment continuation of broach footboard, continuity and packaging efficiency promote greatly.

Further, the equal fixed mounting in both sides of conveyer belt 1 has telescopic link 35, the equal fixedly connected with L shape pole 36 of the flexible end of two telescopic links 35, during conveying the fishback at conveyer belt 1, can drive L shape pole 36 through telescopic link 35 and remove the both sides of conveyer belt 1, a right-angle side of L shape pole 36 can carry on spacingly to the fishback lateral position, after fishback complete parallel and a right-angle side, drive L shape pole 36 through telescopic link 35 once more and remove to the middle part of conveyer belt 1, another right-angle side of two L shape poles 36 then can carry the both sides of fishback, thereby make the position of fishback obtain good accurate location, and then guarantee that the equipment work of fishback can accomplish.

Example 2:

referring to fig. 1-5, essentially the same as in example 1, further, specific embodiments of the delivery mechanism are specifically disclosed.

Conveying mechanism is including rotating first threaded rod 9 of connection between two riser 2, and wherein, sliding block 12 threaded connection is on the outer wall of first threaded rod 9, and fixed mounting has driving motor 10 on the outer wall of one of them riser 2, and fixed mounting has incomplete gear 34 on driving motor 10's the output shaft, and the one end fixedly connected with of first threaded rod 9 and the first gear 11 of incomplete gear 34 meshing connection.

Driving motor 10 can drive incomplete gear 34 and rotate, pivoted incomplete gear 34 can with the meshing of first gear 11, first gear 11 then can drive first threaded rod 9 and rotate, first threaded rod 9 then can drive sliding block 12 and remove to driving motor 10 direction, sliding block 12 then can drive storage box 3 synchronous sliding, thereby make the automatic mounted position who changes the fishback of storage box 3, when incomplete gear 34 does not mesh with first gear 11, storage box 3 can just remove to the next fishback mounted position of fishback.

Example 3:

referring to fig. 3-5, basically the same as example 2, further, a specific embodiment for driving the material pushing plate 7 to automatically push material is added.

The rear wall of the material storage box 3 is rotatably connected with a first reciprocating screw 13, wherein the first reciprocating screw 13 is in threaded connection with a reciprocating slide block 14, the reciprocating slide block 14 is fixedly connected with the material pushing plate 7, a rack 15 is fixedly connected between the two vertical plates 2, and a second gear 16 meshed with the rack 15 is fixedly connected to the first reciprocating screw 13.

At stock box 3 removal in-process, stock box 3 can drive second gear 16 and slide a section distance on rack 15, second gear 16 then can drive first reciprocal lead screw 13 rotation under the effect of rack 15, first reciprocal lead screw 13 then can drive reciprocal slider 14 once on the outer wall of first reciprocal lead screw 13, so drive scraping wings 7 once at the interior bottom reciprocal slip of stock box 3, scraping wings 7 then can advance the fishback of stock box 3 bottom in through intercommunication groove 6 rectangular channel 5 automatically, and automatic re-setting, thereby realize the automatic feeding work of fishback.

Example 4:

referring to fig. 1 to 5 and fig. 7, basically the same as in example 3, further, an embodiment for driving the lifting plate 20 to move up and down automatically is added.

The device plate 4 is rotatably connected with a second reciprocating screw 21, the lifting plate 20 is in threaded connection with the outer wall of the second reciprocating screw 21, a transmission shaft 22 is rotatably connected between the two vertical plates 2, the transmission shaft 22 is connected with the second reciprocating screw 21 through a worm and gear assembly 23, one end of the transmission shaft 22 is fixedly connected with a third gear 33 in meshed connection with the incomplete gear 34, the number of teeth on the incomplete gear 34 only comprises half of the whole circumference and cannot be meshed with the first gear 11 and the third gear 33 simultaneously, namely, when the incomplete gear 34 is meshed with the first gear 11, the incomplete gear 34 is just not meshed with the third gear 33, and otherwise, when the incomplete gear 34 is meshed with the third gear 33, the incomplete gear 34 is not meshed with the first gear 11.

The screwing assembly comprises two screwing guns 32 fixedly connected to the lifting plate 20, wherein cutter bars 24 of the two screwing guns 32 are respectively inserted into the upper ends of the two vertical pipes 17, two screw vibrating discs 18 are fixedly mounted at the upper end of the mounting plate 4, the tail ends of output pipes 19 of the two screw vibrating discs 18 are respectively fixedly connected and communicated with the two vertical pipes 17, the inner walls of the vertical pipes 17 are fixedly connected with elastic U-shaped frames 26, and openings of the U-shaped frames 26 face the tail ends of the output pipes 19.

When the incomplete gear 34 is not engaged with the first gear 11, the incomplete gear 34 is engaged with the third gear 33, the third gear 33 drives the transmission shaft 22 to rotate, the transmission shaft 22 drives the second reciprocating lead screw 21 to rotate through the worm and gear assembly 23, the second reciprocating lead screw 21 drives the lifting plate 20 to slide up and down in a reciprocating manner, that is, during the engaging period of the incomplete gear 34 of the lifting plate 20 with the third gear 33, the lifting plate 20 drives the screwdriver 32 to convey downwards and then automatically convey upwards for resetting, when the screwdriver 32 conveys downwards, the screwdriver 32 presses the screw on the U-shaped frame 26 downwards through the rotating cutter bar 24, so that the screw is automatically inserted into the screw hole of the comb plate, and finally the screw can drive the comb plate in the rectangular groove 5 to move to the comb pedal, the rotating cutter bar 24 can tighten the screw on the comb pedal, the assembly work of the comb pedal is completed, after the screwdriver 32 returns upwards, the cutter bar 24 can move to the upper end of the U-shaped frame 26 again, at this time, the output pipe 19 can be filled again, and the standpipe 17 can be used again.

Furthermore, the clearance between the outer wall of the cutter bar 24 and the inner wall of the vertical pipe 17 is smaller than 1mm, so that the cutter bar 24 can be in close contact with the inner wall of the vertical pipe 17, and the screw in the output pipe 19 can be prevented from sliding into the vertical pipe 17 after the cutter bar 24 moves downwards.

Further, the U-shaped frame 26 is formed by a plurality of U-shaped brushes which allow the nuts of the screws to be more evenly stressed and which take up less space when pushed, although the U-shaped frame 26 may be formed of a U-shaped rubber membrane but is less durable than a brush.

Furthermore, the umbrella-shaped magnet 25 is fixedly connected to the lower end of the cutter bar 24 of the screw gun 32, when the cutter bar 24 rotates downward and pushes downward, the umbrella-shaped magnet 25 can attract the nut of the screw, and after the crosshead of the cutter bar 24 is completely clamped into the cross hole of the nut, the umbrella-shaped magnet 25 completely and fittingly attracts the nut, so that the screw cannot be screwed due to the fact that the screw is inclined when moving downward is prevented.

Example 5:

referring to fig. 3 to 6, substantially the same as in example 4, further, an embodiment of the top press magnet plate 27 is added.

Deposit the outer wall sliding connection of magazine 3 and have limiting plate 31, wherein, the lower extreme fixedly connected with sleeve pipe 28 of limiting plate 31, the lower extreme inner wall sliding connection of sleeve pipe 28 has montant 29, the lower extreme of montant 29 extend to in the rectangular channel 5 and with magnet board 27 fixed connection, through first spring 37 elastic connection between limiting plate 31 and the device board 4, through second spring elastic connection between montant 29 and the interior top of sleeve pipe 28, the second spring is not drawn in the picture, the elastic force of first spring 37 is greater than the elastic force of second spring, the lower extreme fixedly connected with of lifter plate 20 and the push rod 30 that limiting plate 31 aligns.

When the lifter plate 20 moves downwards, the lifter plate 20 can drive the push rod 30 to move synchronously, the push rod 30 can drive the limiting plate 31 to move downwards, the limiting plate 31 can drive the sleeve 28 and the vertical rod 29 to move downwards, because the elastic force of the first spring 37 is greater than the elastic force of the second spring, the limiting plate 31 can compress the first spring 37 firstly, and drive the magnet plate 27 to move downwards, the magnet plate 27 can drive the comb plate to support the installation position of the comb pedal tightly, thereby the comb plate can support the comb pedal tightly more accurately, when the comb plate supports tightly completely, the sleeve 28 can slide downwards on the surface of the vertical rod 29, thereby the second spring is compressed, and the magnet plate 27 is prevented from being damaged by being jacked.

The escalator comb tooth pedal assembling device has the advantages that when the comb tooth plates are required to be assembled on the comb tooth pedals, the comb tooth plates are placed in the material storage box 3 in a stacking mode, one of the comb tooth plates is placed in the rectangular groove 5, the magnet plate 27 in the rectangular groove 5 can adsorb the vibrating disc 18 of the comb tooth plate screws and can convey the screws into the vertical pipe 17 in sequence, when one screw reaches the vertical pipe 17, the U-shaped frame 26 at the upper port of the vertical pipe 17 can support the nut of the screw, the screw can be suspended in the vertical pipe 17, other screws in the output pipe 19 can be blocked to prevent the other screws from entering the vertical pipe 17, then the comb tooth pedals are conveyed to the lower end of the material storage box 3 in sequence through the conveying belt 1, when the comb tooth pedals move to the lower end of the material storage box 3, the rectangular groove 5 can just correspond to the installation positions of the comb tooth pedals, the driving motor 10 is started, the driving motor 10 will drive the third gear 33 to rotate through the incomplete gear 34, the third gear 33 will drive the transmission shaft 22 to rotate, the transmission shaft 22 will drive the second reciprocating lead screw 21 to rotate through the worm gear assembly 23, the second reciprocating lead screw 21 will drive the lifting plate 20 to realize one-time up-and-down reciprocating sliding, that is, during the incomplete gear 34 of the lifting plate 20 is meshed with the third gear 33, the lifting plate 20 will drive the screw gun 32 to transport downwards and then automatically transport upwards to reset, when the screw gun 32 transports downwards, the screw gun 32 will press the screw on the U-shaped frame 26 downwards through the rotating cutter bar 24, so as to automatically insert the screw into the screw hole of the comb plate, finally the screw will drive the comb plate in the rectangular groove 5 to move to the comb pedal, the rotating cutter bar 24 can screw the screw on the comb pedal, and complete the assembling work of the comb pedal, when the screw driver 32 is reset upwards, the knife bar 24 is moved again to the upper end of the U-shaped frame 26, and the screw in the output pipe 19 is refilled into the vertical pipe 17 for the next use.

When the incomplete gear 34 is not engaged with the third gear 33, that is, the installation of one comb plate is completed, at this time, the incomplete gear 34 which continuously rotates is engaged with the first gear 11, the first gear 11 drives the first threaded rod 9 to rotate, the first threaded rod 9 drives the sliding block 12 to move towards the driving motor 10, the sliding block 12 drives the material storage box 3 to synchronously slide, so that the material storage box 3 automatically changes the installation position of the comb plate, when the incomplete gear 34 is not engaged with the first gear 11, the material storage box 3 just moves to the next comb plate installation position of the comb pedal, and in the moving process of the material storage box 3, the material storage box 3 drives the second gear 16 to slide on the rack 15 for a certain distance, and the second gear 16 drives the first reciprocating lead screw 13 to rotate under the action of the rack 15, the first reciprocating screw 13 drives the reciprocating slide block 14 to slide on the outer wall of the first reciprocating screw 13 once in a reciprocating manner, so as to drive the material pushing plate 7 to slide once in a reciprocating manner on the inner bottom of the material storage box 3, the material pushing plate 7 can automatically push the comb plate on the inner bottom of the material storage box 3 into the rectangular groove 5 through the communicating groove 6 and automatically reset, so that the automatic feeding work of the comb plate is realized, when the incomplete gear 34 is meshed with the third gear 33 again, the screw gun 32 can move downwards again, so that the assembling work of the second comb plate is realized, and so on, when the material storage box 3 moves to one end of the first threaded rod 9, the assembling work of all comb plates on the current comb pedal can be automatically completed, at the moment, the next comb pedal moves to the lower end of the material storage box 3 through the conveyer belt 1 again, and the output shaft of the driving motor 10 is made to rotate reversely, so as to perform the assembling work on the second comb pedal, by analogy, continuous and efficient assembling work of a plurality of comb tooth pedals can be realized, and compared with the manual work, the efficiency of assembling is greatly improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an automatic staircase broach footboard assembly device, includes conveyer belt (1), its characterized in that still includes:

two vertical plates (2) which are respectively and fixedly connected with the two sides of the conveyer belt (1),

a cross rod (8) is fixedly connected between the two vertical plates (2), a sliding block (12) is connected on the cross rod (8) in a sliding manner, a material storage box (3) with an upward opening is fixedly connected on the sliding block (12), and a conveying mechanism for driving the sliding block (12) to move linearly is arranged between the two vertical plates (2);

a device plate (4) fixedly connected with the side wall of the lower end of the material storage box (3),

the lower end of the device plate (4) is provided with a rectangular groove (5), the rectangular groove (5) is communicated with the inner bottom of the material storage box (3) through a communicating groove (6), the inner top of the rectangular groove (5) is provided with a magnet plate (27), and the rear wall of the material storage box (3) is slidably connected with a material pushing plate (7) capable of moving back and forth;

a lifting plate (20) which can move up and down and is connected on the side wall of the front end of the material storage box (3) in a sliding way,

the device comprises a device plate (4), a lifting plate (20) and a rectangular groove (5), wherein the upper end of the device plate (4) is fixedly connected with two vertical pipes (17) communicated with the rectangular groove (5), and the lifting plate is provided with a screwing assembly matched with the vertical pipes (17) and used for automatically screwing screws.

2. An escalator comb-tooth step assembly device according to claim 1, wherein said conveying mechanism comprises:

a first threaded rod (9) which is rotationally connected between the two vertical plates (2),

the sliding block (12) is in threaded connection with the outer wall of the first threaded rod (9), a driving motor (10) is fixedly mounted on the outer wall of one of the vertical plates (2), an incomplete gear (34) is fixedly mounted on an output shaft of the driving motor (10), and a first gear (11) meshed with the incomplete gear (34) is fixedly connected to one end of the first threaded rod (9).

3. The escalator comb-tooth pedal assembly device according to claim 2, characterized in that a first reciprocating lead screw (13) is rotatably connected to the rear wall of the magazine (3),

the first reciprocating lead screw (13) is connected with a reciprocating slide block (14) in a threaded manner, the reciprocating slide block (14) is fixedly connected with the material pushing plate (7), a rack (15) is fixedly connected between the two vertical plates (2), and the first reciprocating lead screw (13) is fixedly connected with a second gear (16) which is meshed with the rack (15).

4. The escalator comb-tooth pedal assembly device according to claim 2, wherein a second reciprocating lead screw (21) is rotatably connected to the device plate (4), the lifting plate (20) is screwed on the outer wall of the second reciprocating lead screw (21),

a transmission shaft (22) is rotatably connected between the two vertical plates (2), the transmission shaft (22) is connected with the second reciprocating lead screw (21) through a worm gear assembly (23), and one end of the transmission shaft (22) is fixedly connected with a third gear (33) in meshed connection with an incomplete gear (34).

5. The escalator comb-tooth pedal assembly device according to claim 4, wherein the screwing assembly comprises:

two screw guns (32) fixedly connected to the lifting plate (20),

the device comprises two vertical pipes (17), wherein cutter bars (24) of two screw guns (32) are respectively inserted into the upper ends of the two vertical pipes (17), two screw vibration discs (18) are fixedly mounted at the upper ends of a device plate (4), the tail ends of output pipes (19) of the two screw vibration discs (18) are respectively fixedly connected and communicated with the two vertical pipes (17), elastic U-shaped frames (26) are fixedly connected to the inner walls of the vertical pipes (17), and openings of the U-shaped frames (26) face the tail ends of the output pipes (19).

6. Escalator comb step assembly device according to claim 5, characterized in that the gap between the outer wall of the knife bar (24) and the inner wall of the riser tube (17) is less than 1mm.

7. Escalator comb step assembly according to claim 5, characterized in that the U-shaped frame (26) consists of a plurality of U-shaped brushes.

8. The escalator comb-tooth step assembly device according to claim 5, characterized in that an umbrella-shaped magnet (25) is fixedly connected to the lower end of the cutter bar (24) of the screw gun (32).

9. The escalator comb-tooth pedal assembly device according to claim 1, wherein a limiting plate (31) is slidably connected to the outer wall of the storage box (3),

wherein, the lower extreme fixedly connected with sleeve pipe (28) of limiting plate (31), the lower extreme inner wall sliding connection of sleeve pipe (28) has montant (29), the lower extreme of montant (29) extend to in rectangular channel (5) and with magnet board (27) fixed connection, through first spring (37) elastic connection between limiting plate (31) and the device board (4), through second spring elastic connection between montant (29) and the interior top of sleeve pipe (28), the elastic force of first spring (37) is greater than the elastic force of second spring, the lower extreme fixedly connected with of lifter plate (20) and push rod (30) that limiting plate (31) align.

10. The escalator comb-tooth pedal assembly device according to claim 1, characterized in that telescopic rods (35) are fixedly mounted on both sides of the conveyor belt (1), and the telescopic ends of the two telescopic rods (35) are fixedly connected with L-shaped rods (36).