CN211761372U - Double-hinged-arm wooden door jacking mechanism - Google Patents

Abstract

The utility model provides a two hinge arm timber climbing mechanism, it is including the support, has the lift post along vertical direction activity cartridge in the support, and the lift capital portion upwards passes the support and is connected bottom the mesa, installs the rotation axis of two parallels in the support, and two rotation axis middle parts all install power gear, and power gear drives the operation by power motor, and rotation axis end fixing has the hinge arm, hinge arm and lift leg joint. The scheme is reasonable in structure and good in using effect.

Description

Double-hinged-arm wooden door jacking mechanism

Technical Field

The utility model belongs to the technical field of the timber technique and specifically relates to indicate double-hinged-arm timber climbing mechanism.

Background

The existing wooden door is mostly jacked by a cylinder or lifted manually, the rubber head of the piston rod is easy to damage when the cylinder is jacked, and the manual lifting has high labor intensity and low efficiency.

Disclosure of Invention

An object of the utility model is to overcome the not enough of prior art, provide a rational in infrastructure, excellent in use effect's two hinge arm timber climbing mechanism.

In order to achieve the above object, the present invention provides a technical solution: a double-hinged-arm wooden door jacking mechanism comprises a support, a lifting column is movably inserted into the support along the vertical direction, the top of the lifting column penetrates upwards through the support to be connected with the bottom of a table board, two parallel rotating shafts are installed in the support, power gears are installed in the middle of the two rotating shafts and driven by a power motor to operate, a hinged arm is fixed at the end of each rotating shaft, and the hinged arm is connected with the lifting column.

The support comprises stand, chassis, the chassis is the H shape, and the stand is four, vertically fixes four yoke ends at the chassis respectively, and the stand adopts the metal column that the cross section is the square frame shape to make, and the activity suit of lift post lower part is in the metal column.

The power motor is arranged at the bottom of the bottom frame, a support plate is fixed at the top of the bottom frame, the rotating shaft is arranged on the support plate through a bearing ring, a transmission shaft of the power motor upwards penetrates through the bottom frame to be connected with the bottom of the driving screw rod, and the power gears are meshed at two sides of the driving screw rod.

The upright post is provided with a long-strip-shaped limiting groove in the vertical direction, the bottom of the lifting post is provided with a lifting shaft, one end of the hinged arm is connected with the rotating shaft, and the other end of the hinged arm penetrates through the limiting groove to be hinged with the lifting shaft.

The hinged arms on each rotating shaft are two and are respectively positioned at two ends of the rotating shaft, one end of each hinged arm is provided with a strip-shaped support arm groove, and the lifting shaft is positioned in the support arm groove.

After adopting the above technical scheme, the utility model, the timber is placed on the mesa, it is rotatory that power motor passes through the transmission shaft and drives the initiative screw rod, it is rotatory to drive power gear when the initiative screw rod is rotatory, it is rotatory to drive the rotation axis in step when power gear is rotatory, the rotation axis drives the hinge arm rotation when rotatory, the hinge arm uses the rotation axis to drive the stand when rotatory as the center and rises or descend, thereby accomplish the jacking action to the timber, this scheme makes the stand rise decline more steady through two sets of hinge arms, the rational in infrastructure of this scheme of adoption, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the power gear engagement of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings, and the preferred embodiment of the present invention is: referring to fig. 1 and 2, the double-hinged-arm wooden door jacking mechanism of the embodiment includes a support 1, a lifting column 2 is movably inserted in the support 1 along the vertical direction, the support 1 is composed of an upright column and an underframe, the underframe is H-shaped, the four upright columns are vertically fixed at the end parts of four fork arms of the underframe respectively, the upright column is made of a metal column with a square cross section, and the lower part of the lifting column 2 is movably sleeved in the metal column. The top of the lifting column 2 upwards penetrates through the support 1 to be connected with the bottom of the table board 3, two parallel rotating shafts 5 are installed in the support 1, power gears 6 are installed in the middle of the two rotating shafts 5, the power gears 6 are driven by power motors 7 to operate, the power motors 7 are installed at the bottom of the base frame, a supporting plate is fixed to the top of the base frame, the rotating shafts 5 are installed on the supporting plate through bearing rings, transmission shafts of the power motors 7 upwards penetrate through the base frame to be connected with the bottom of a driving screw rod 8, and the power gears 6 are meshed on two sides. The end of the rotating shaft 5 is fixed with a hinged arm 4, the hinged arms 4 on each rotating shaft 5 are two and are respectively positioned at two ends of the rotating shaft 5, one end of each hinged arm 4 is provided with a long-strip-shaped bracket groove, the lifting shaft is positioned in the bracket groove, the hinged arms 4 are connected with the lifting column 2, the vertical column is provided with a long-strip-shaped limiting groove 9 along the vertical direction, the bottom of the lifting column 2 is provided with the lifting shaft, one end of each hinged arm 4 is connected with the rotating shaft 5, and the other end of each hinged arm 4 penetrates through the limiting groove 9 to be hinged with the. This embodiment is placed the timber on the mesa, it is rotatory that power motor passes through the transmission shaft and drives the initiative screw rod, it is rotatory to drive power gear when the initiative screw rod is rotatory, it is rotatory that power gear drives the rotation axis in step when rotatory, the rotation axis drives the pivoted arm rotation when rotatory, the pivoted arm uses the rotation axis to drive the stand when rotatory as the center and rises or descend, thereby accomplish the jacking action to the timber, this scheme makes the stand rise decline more steady through two sets of pivoted arms, rational in infrastructure after the embodiment of adoption, excellent in use effect.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. Two hinge arm timber climbing mechanism, it is including support (1), its characterized in that: the lifting column (2) is movably inserted in the support (1) along the vertical direction, the top of the lifting column (2) upwards penetrates through the support (1) to be connected with the bottom of the table board (3), two parallel rotating shafts (5) are installed in the support (1), a power gear (6) is installed in the middle of each rotating shaft (5), the power gear (6) is driven by a power motor (7) to operate, a hinged arm (4) is fixed at the end of each rotating shaft (5), and the hinged arm (4) is connected with the lifting column (2).

2. The double-hinged-arm wooden door jacking mechanism of claim 1, wherein: the support (1) is composed of upright columns and an underframe, the underframe is H-shaped, the four upright columns are vertically fixed at the end parts of four fork arms of the underframe respectively, the upright columns are made of metal columns with square frame-shaped cross sections, and the lower parts of the lifting columns (2) are movably sleeved in the metal columns.

3. The double-hinged-arm wooden door jacking mechanism of claim 2, wherein: the power motor (7) is arranged at the bottom of the bottom frame, a supporting plate is fixed at the top of the bottom frame, the rotating shaft (5) is arranged on the supporting plate through a bearing ring, a transmission shaft of the power motor (7) upwards penetrates through the bottom frame to be connected with the bottom of the driving screw rod (8), and the power gears (6) are meshed at two sides of the driving screw rod (8).

4. The double-hinged-arm wooden door jacking mechanism of claim 2, wherein: the upright post is provided with a long-strip-shaped limiting groove (9) along the vertical direction, the bottom of the lifting post (2) is provided with a lifting shaft, one end of the hinged arm (4) is connected with the rotating shaft (5), and the other end of the hinged arm (4) penetrates through the limiting groove (9) to be hinged with the lifting shaft.

5. The double-hinged-arm wooden door jacking mechanism of claim 2, wherein: the hinged arms (4) on each rotating shaft (5) are two and are respectively positioned at two ends of the rotating shaft (5), one end of each hinged arm (4) is provided with a strip-shaped support arm groove, and the lifting shaft is positioned in the support arm groove.

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