CN213540067U

CN213540067U - Door lifting device

Info

Publication number: CN213540067U
Application number: CN202021484465.6U
Authority: CN
Inventors: 艾银代; 白晓军; 韩彦军
Original assignee: Hebei Xindadi Electromechanical Manufacturing Co ltd
Current assignee: Hebei Xindadi Electromechanical Manufacturing Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-06-25
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a door lifting device, which comprises a beam, fixing frames fixedly arranged at the outer sides of two ends of the beam, transmission shafts arranged on the two fixing frames, a driving device arranged on the transmission shafts, a portal frame, a kiln door clamping device fixedly arranged at the bottom of the portal frame and a lifting transmission device arranged on the portal frame and the transmission shafts; the frame of the portal is arranged in the corresponding fixed frame, the front side of the fixed frame is provided with a guide device, and the portal and the fixed frame are provided with induction devices; the utility model has flexible arrangement, and can adjust the position of the door lifting hole on the corresponding kiln door according to the actual situation; the utility model discloses an installation does not occupy the swing mechanism space of bracket both sides, makes swing mechanism arrange more in a flexible way.

Description

Door lifting device

Technical Field

The utility model relates to a lift door device.

Background

At present, a lifting door of an up-walking and down-holding type pallet truck is fixed by an integral frame, a lifting door ejector rod moves up and down along the frame in a reciprocating manner, the lifting door must be arranged on two sides of a movement space of a die table, and otherwise, the die table is blocked from entering and exiting the pallet truck and cannot work normally.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a door device is lifted that the push rod is whole to be gone up and down is driven to portal is provided.

The utility model adopts the following technical proposal:

the utility model comprises a beam, fixing frames fixedly arranged at the outer sides of the two ends of the beam, a transmission shaft arranged on the two fixing frames, a driving device arranged on the transmission shaft, a portal frame, a kiln door clamping device fixedly arranged at the bottom of the portal frame and a lifting transmission device arranged on the portal frame and the transmission shaft; the frame of the door frame is arranged in the corresponding fixed frame, the front side of the fixed frame is provided with a guide device, and the door frame and the fixed frame are provided with induction devices.

The lifting transmission device of the utility model comprises racks arranged at the rear sides of two frames of the portal frame and a driving gear fixedly arranged at two ends of the transmission shaft and meshed with the corresponding racks; the guiding device comprises a rotating shaft and guiding grooved wheels, the rotating shaft is arranged on the front side of the fixing frame at intervals, the guiding grooved wheels are arranged on the rotating shaft, and the guiding grooved wheels are in sliding contact with the frame of the portal frame.

Card kiln door gear is including installing perpendicularly at the ejecting hydro-cylinder and the ejector pin of fixed mounting on ejecting hydro-cylinder piston rod of portal both sides frame bottom, ejector pin and rack homonymy.

Drive arrangement include with the inboard fixed driving motor of a mount and with driving motor output shaft's reducing gear box, the reducing gear box is installed on the transmission shaft.

The induction device comprises an inductor arranged at the upper end and the lower end of the inner side of a fixing frame and induction sheets respectively fixedly arranged at the top and the bottom of the inner side of a frame of the portal frame.

The utility model discloses crossbeam both ends bottom fixed mounting supporting seat.

The utility model discloses positive effect as follows: the utility model discloses lift the door gear and install on the bracket of pallet truck bottom, the pallet truck during operation is along with the bracket together goes up and down to appointed kiln position, promote the ejector pin through ejecting hydro-cylinder piston rod and stretch out kiln door assigned position and block the maintenance kiln door, driving motor drives transmission shaft and drive gear and rotates, drive and the rack of drive gear meshing goes up and down, thereby drive the portal along with drive lift a round pin axle, go up and down along the direction sheave, will protect the kiln door and lift up the assigned height, make the component have enough space business turn over maintenance kiln. In the lifting process, the induction sheet at the bottom of the gantry stops after being inducted by the inductor when the gantry is lifted.

The utility model has flexible arrangement, and can adjust the position of the door lifting hole on the corresponding kiln door according to the actual situation; the utility model discloses an installation does not occupy the swing mechanism space of bracket both sides, makes swing mechanism arrange more in a flexible way.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the transmission device of the present invention;

FIG. 3 is a schematic structural view of the guiding device of the present invention;

figure 4 is the utility model discloses install the position structure sketch map on the pile up neatly.

In the drawings: the device comprises a beam 1, a fixed frame 2, a transmission shaft 3, a gantry 4, a rack 5, a transmission gear 6, a guide grooved wheel 7, an ejection oil cylinder 8, an ejection rod 9, a driving motor 10, a reduction gearbox 11, an inductor 12, an induction sheet 13 and a support seat 14.

Detailed Description

In describing the present invention, it is to be understood that the term front side is the front view orientation of FIG. 1.

As shown in the attached drawings 1-4, the utility model comprises a beam 1, fixing frames 2 fixedly arranged at the outer sides of two ends of the beam 1, transmission shafts 3 arranged on the two fixing frames 2, a driving device arranged on the transmission shafts 3, a portal frame 4, a kiln door clamping device fixedly arranged at the bottom of the portal frame 4 and a lifting transmission device arranged on the portal frame 4 and the transmission shafts 3; supporting seats 14 are fixedly arranged at the bottoms of the two ends of the cross beam 1; the frame setting of portal 4 is in

corresponding mount

2, 2 front sides installation guider of mount make portal 4 go up and down along guider, install induction system on portal 4 and mount 2.

The lifting transmission device of the utility model comprises racks 5 arranged at the rear sides of two frames of a portal frame 4 and a driving gear 6 fixedly arranged at two ends of a transmission shaft 3 and meshed with the corresponding racks 5; the guiding device comprises a rotating shaft and a guiding grooved wheel 7, the rotating shaft is installed on the front side of the fixing frame 2 at intervals, the guiding grooved wheel 7 is installed on the rotating shaft, the guiding grooved wheel 7 is in sliding contact with the frame of the portal 4, and the guiding grooved wheel 7 is installed at the upper end and the lower end of the front side of the fixing frame 2. The driving gear 6 drives the rack 5 to lift, so that the portal frame can lift along the guide grooved wheel 7, and the portal frame does not deviate when lifting and is stable and reliable.

Card kiln door gear is including installing perpendicularly at the ejecting hydro-cylinder 8 and the ejector pin 9 of fixed mounting on the 8 piston rods of ejecting hydro-cylinder of 4 both sides frame bottoms of portal,

ejector pin

9 and 5 homonymies of rack. The driving device comprises a driving motor 10 fixed on the inner side of the fixing frame 2 and a reduction box 11 connected with an output shaft of the driving motor 10, and the transmission shaft 3 is installed in the reduction box 11. The sensing device comprises a sensor 12 arranged at the upper end and the lower end of the inner side of a fixed frame 2 and sensing pieces 13 respectively fixedly arranged at the top and the bottom of the inner side of a frame of the portal frame 4.

The utility model discloses a supporting seat 14 of crossbeam both sides is fixed with the bracket of pallet truck, the pallet truck during operation is along with the bracket together goes up and down to appointed kiln position, it blocks the curing kiln door to promote ejector pin 9 through 8 piston rods of ejecting hydro-cylinder, driving motor 10 drives transmission shaft and drive gear 6 and rotates, the rack that drives and drive gear 6 meshing goes up and down, thereby drive the portal along with drive lift the door round pin axle, go up and down along guide sheave 7, the portal rises and stops after the response piece of its bottom of in-process and the inductor response, will support the kiln door and lift up the assigned height, make the component have enough space business turn over curing kiln.

After the action of storing and taking the mold table in the curing kiln is finished, the driving motor 10 drives the driving gear 6 to enable the ejection oil cylinder 8, the ejector rod 9 and the kiln door to descend to the initial position, the piston rod of the ejection oil cylinder 8 is retracted, and the action is finished.

Claims

1. A door lifting device is characterized by comprising a cross beam (1), fixing frames (2) fixedly arranged at the outer sides of two ends of the cross beam (1), transmission shafts (3) arranged on the two fixing frames (2), a driving device arranged on the transmission shafts (3), a portal frame (4), a kiln door clamping device fixedly arranged at the bottom of the portal frame (4) and a lifting transmission device arranged on the portal frame (4) and the transmission shafts (3); the frame setting of portal (4) is in corresponding mount (2), mount (2) front side installation guider installs induction system on portal (4) and mount (2).

2. Door lifting device according to claim 1, characterized in that said lifting transmission means comprise racks (5) mounted on the rear sides of the two sides of the mast (4) and driving gears (6) fixedly mounted on the two ends of the transmission shaft (3) and engaged with the corresponding racks (5);

the guiding device comprises a rotating shaft and a guiding grooved wheel (7), the rotating shaft is arranged on the front side of the fixing frame (2) at intervals, the guiding grooved wheel (7) is arranged on the rotating shaft, and the guiding grooved wheel (7) is in sliding contact with the frame of the door frame (4).

3. The door lifting device as claimed in claim 1 or 2, wherein the door locking device comprises an ejection cylinder (8) vertically mounted at the bottom of the frames of the door frame (4) and an ejector rod (9) fixedly mounted on the piston rod of the ejection cylinder (8), the ejector rod (9) being on the same side as the rack (5).

4. A door lifting device as claimed in claim 1, characterized in that the drive means comprise a drive motor (10) fixed to the inside of a fixed frame (2) and a reduction gearbox (11) connected to the output shaft of the drive motor (10), the reduction gearbox (11) being mounted on the drive shaft (3).

5. A door lifting device as claimed in claim 2, wherein said sensing means comprises sensors (12) mounted at the upper and lower ends of the inner side of a fixed frame (2) and sensing plates (13) fixedly mounted at the top and bottom of the inner side of a side frame of the door frame (4), respectively.

6. A door lifting device as claimed in claim 1, characterized in that mounting supports (14) are fixedly provided at the bottom of both ends of said cross member (1).