CN210995909U

CN210995909U - Width-adjustable door frame supporting device

Info

Publication number: CN210995909U
Application number: CN201921985084.3U
Authority: CN
Inventors: 仇永红; 江东
Original assignee: Sichuan Zhudun Civil Air Defense Engineering Equipment Co ltd
Current assignee: Sichuan Zhudun Civil Air Defense Engineering Equipment Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-14
Anticipated expiration: 2029-11-15

Abstract

The utility model belongs to the technical field of the door frame production, concretely relates to width adjustable door frame strutting arrangement. The technical scheme is as follows: a door frame supporting device with adjustable width comprises a base and a leveling frame, wherein a supporting frame is arranged above the base, a lead screw nut mechanism is arranged on the base, one end of the lead screw nut mechanism is connected with a rotating connector, the other end of the rotating connector is connected with the supporting frame, and a plurality of rollers are arranged on the supporting frame; the bottom of the leveling frame is provided with a roller, the leveling frame is sleeved with a transverse moving frame, the transverse moving frame is provided with a leveling hydraulic cylinder, and a piston rod of the leveling hydraulic cylinder is connected with a leveling rod. The utility model provides a door frame strutting arrangement of adjustable width.

Description

Width-adjustable door frame supporting device

Technical Field

The utility model belongs to the technical field of the door frame production, concretely relates to width adjustable door frame strutting arrangement.

Background

The door is of many kinds, such as security door, storehouse door. The frame of the door is used as the main body structure of the door, and has the functions of bearing force, determining shape and the like. The flatness of the door frame determines the flatness of the entire door.

When the door frame is produced, the frame steel of the door frame is welded together. The flatness of the steel and the flatness of the welded part determine the flatness of the whole door frame. After the existing door frame is welded, the process of leveling the door frame is omitted, the flatness of the door frame cannot be guaranteed, and the qualification rate of finally produced doors is low.

The door frames have different models and different widths, and no device capable of leveling the door frames with different widths exists in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a door frame supporting device with adjustable width.

The utility model discloses the technical scheme who adopts does:

a door frame supporting device with adjustable width comprises a base and a leveling frame, wherein a supporting frame is arranged above the base, a lead screw nut mechanism is arranged on the base, one end of the lead screw nut mechanism is connected with a rotating connector, the other end of the rotating connector is connected with the supporting frame, and a plurality of rollers are arranged on the supporting frame; the bottom of the leveling frame is provided with a roller, the leveling frame is sleeved with a transverse moving frame, the transverse moving frame is provided with a leveling hydraulic cylinder, and a piston rod of the leveling hydraulic cylinder is connected with a leveling rod.

Preferably, the lead screw nut mechanism comprises a fixed seat, a lead screw is connected to the fixed seat through an internal thread, one end of the lead screw is connected with the hand wheel, and the other end of the lead screw is connected with the rotating connector.

Preferably, the rotary connector comprises a rotary groove, the rotary groove is fixed with the screw nut mechanism, a rotary round head is sleeved in the rotary groove, and the other end of the rotary round head is fixed with the support frame.

Preferably, the base is provided with a sliding groove, the bottom of the supporting frame is fixed with a sliding block, and the sliding block is sleeved in the sliding groove.

Preferably, the leveling frame comprises a vertical rod, the roller is installed at the bottom of the vertical rod, a cross rod is fixed on the vertical rod, the transverse moving frame is sleeved on the cross rod, and the transverse moving frame is fixed with the cross rod through a bolt.

Preferably, a plurality of polygonal holes are arranged on the supporting frame; the roller comprises a supporting shaft, the two ends of the supporting shaft are polygonal, the end part of the supporting shaft is clamped in the polygonal hole, and the supporting shaft is connected with a cylinder for supporting a door frame through a bearing.

Preferably, a lifting hydraulic cylinder is installed on the base, and a lifting frame used for supporting the doorframe is fixed on a piston rod of the lifting hydraulic cylinder.

Preferably, the lifting frame is in a cross shape, a cylinder sleeve of the lifting hydraulic cylinder is installed in the middle of the base, and a piston rod of the lifting hydraulic cylinder is connected with the middle of the lifting frame.

The utility model has the advantages that:

1. the door frame is placed on a plurality of rollers of the supporting frame, and the leveling frame is moved or the position of the transverse moving frame on the leveling frame is adjusted, so that the leveling rod reaches a determined position. And when the leveling hydraulic cylinder is started, the leveling rod can flatten the uneven part of the door frame. The leveling rod is moved to the raised parts of the door frame, and the raised parts of the door frame are flattened by the leveling rod, so that the door frame can be arranged flat. After each position of the door frame is flattened, the flatness of the whole door is ensured, and the factory yield of the produced door is correspondingly improved. The screw nut is operated, and then the connector is rotated to pull the supporting frame to move. After the supporting frames are drawn close, the utility model can be used for placing the door frame with smaller width; after pulling open each carriage, the utility model discloses can be used to place the great door frame of width, consequently, the utility model discloses can be applicable to the door frame of different widths, the door frame of various models is conveniently leveled.

2. And (4) screwing the hand wheel, so that the screw rod moves spirally relative to the fixed seat, and the screw rod pushes the rotating connector to move. The end of the rotary connector connected with the support frame can not rotate, so that the support frame can stably and linearly move. After adjustment, the distance between each supporting frame is changed, so that the door frame is suitable for door frames with different widths. Before putting the door frame, the interval of in advance between the braced frame is transferred well, guarantees to put the door frame after, and the door frame can obtain stable stay.

3. When the screw nut mechanism drives the rotating groove to move spirally, the rotating round head cannot rotate along with the rotating groove, and the rotating round head only moves linearly under the pushing of the rotating groove. The supporting frame can move straightly and stably, the rollers on the supporting frame are kept on the same horizontal plane after the supporting frame moves, and the door frame can be kept flat after being pressed.

4. The screw nut mechanism is operated, so that when the rotary connector pushes the supporting frame to move, the sliding block on the supporting frame always slides in the sliding groove of the base, the moving stability of the supporting frame is further improved, the supporting frame can be kept horizontal after moving, the bottom surface of the leveling rod can be kept parallel to the door frame, and the surface of the door frame is smoother after being pressed.

5. When the leveling frame is moved, the roller can roll on the ground, and the leveling frame is convenient to move. The transverse moving frame is sleeved on the cross rod, and then the transverse moving frame can be fixed with the cross rod after moving to a proper position. Under the action of the movement of the leveling frame and the transverse movement of the transverse moving frame, the leveling rod can move to any position, so that the leveling rod can flatten all the positions of the door frame conveniently, and the operation is convenient.

6. The end part of the supporting shaft is in a polygon shape, and the supporting shaft is fixed after the end part of the supporting shaft is clamped in the polygon hole of the supporting frame, so that the roller cannot move under the condition of extrusion. The supporting shaft is connected with cylinders for supporting the door frame through bearings, so that the door frame can move on the cylinders, when the position of the leveling rod is inconvenient to adjust, the door frame can move to the leveling rod through moving the door frame on the cylinders, and the leveling rod can flatten the raised part of the door frame conveniently.

7. After hydraulic cylinder started, the crane can hold up the door frame, and the door frame breaks away from the roller this moment, conveniently rotates the door frame or takes off the door frame. After the door frame is rotated on the lifting frame, the lifting hydraulic cylinder can put down the door frame, and the angle of the door frame is adjusted and then placed on the rollers again, so that other parts of the door frame can be flattened conveniently. When the door frame needs to be moved in or out, the lifting frame can lift the door frame, so that manual work or other equipment can conveniently move the door frame in or out.

8. The crisscross crane can support the door frame in four directions, so that the door frame is prevented from sliding off. The lifting hydraulic cylinder is arranged in the middle of the supporting platform, a piston rod of the lifting hydraulic cylinder is connected with the middle of the lifting frame, the center of gravity of the lifting frame is stable, and the stress is more uniform.

The advantages of the invention are not limited to the description, but rather are described in greater detail in the detailed description for better understanding.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of the support platform;

FIG. 3 is a front view of the leveling bracket;

FIG. 4 is a schematic view of the structure of the lead screw nut mechanism and the rotary union head;

FIG. 5 is a schematic view of the structure of the drum;

fig. 6 is a schematic structural view of the door frame.

In the figure: 1-a base; 2-leveling frame; 3-a support frame; 4-a lead screw nut mechanism; 5-rotating the connector; 6-roller; 7-transversely moving the frame; 8-a lifting hydraulic cylinder; 9-a lifting frame; 11-a chute; 21-a roller; 22-upright stanchion; 23-a cross-bar; 31-a slide block; 32-polygonal holes; 41-a fixed seat; 42-a lead screw; 43-hand wheel; 51-a rotation slot; 52-rolling round head; 61-supporting shaft; 62-cylinder; 71-leveling hydraulic cylinders; 72-leveling rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

As shown in fig. 1, 2 and 6, the utility model comprises a base 1 and a leveling frame 2, a supporting frame 3 is arranged above the base 1, a screw nut mechanism 4 is arranged on the base 1, one end of the screw nut mechanism 4 is connected with a rotary connector 5, the other end of the rotary connector 5 is connected with the supporting frame 3, and a plurality of rollers 6 are arranged on the supporting frame 3; the bottom of the leveling frame 2 is provided with a roller 21, the leveling frame 2 is sleeved with a transverse frame 7, the transverse frame 7 is provided with a leveling hydraulic cylinder 71, and a piston rod of the leveling hydraulic cylinder 71 is connected with a leveling rod 72.

The doorframe is placed on a plurality of rollers 6 of the support frame 3, and the leveling frame 2 or the position of the adjusting traverse frame 7 on the leveling frame 2 is moved so that the leveling rod 72 reaches a certain position. When the leveling hydraulic cylinder 71 is started, the leveling rod 72 can flatten the uneven part of the door frame. The leveling rod 72 is moved to the raised parts of the door frame, and the raised parts of the door frame are flattened by the leveling rod 72, so that the door frame can be leveled. After each position of the door frame is flattened, the flatness of the whole door is ensured, and the factory yield of the produced door is correspondingly improved. The nut of the screw rod 42 is operated, and the rotary connector 5 can pull the support frame 3 to move. After the supporting frames 3 are drawn close, the utility model can be used for placing the door frame with smaller width; after each carriage 3 pulls open, the utility model discloses can be used to place the great door frame of width, consequently, the utility model discloses can be applicable to the door frame of different widths, the door frame of various models is conveniently leveled.

As shown in fig. 4, the lead screw nut mechanism 4 includes a fixing seat 41, a lead screw 42 is connected to the fixing seat 41 through an internal thread, one end of the lead screw 42 is connected to the hand wheel 43, and the other end of the lead screw 42 is connected to the rotary connector 5. When the hand wheel 43 is screwed, the lead screw 42 moves spirally relative to the fixed seat 41, and the lead screw 42 pushes the rotary connector 5 to move. The end of the rotary connector 5 connected with the support frame 3 will not rotate, and the support frame 3 can move stably and linearly. After adjustment, the spacing between the support frames 3 is changed, so that the door frame is suitable for door frames with different widths. Before putting the door frame, the interval of in advance between 3 with the braced frame is transferred well, guarantees to put the door frame after, and the door frame can obtain stable stay.

The rotary connector 5 comprises a rotary groove 51, the rotary groove 51 is fixed with the screw nut mechanism 4, a rotary round head 52 is sleeved in the rotary groove 51, and the other end of the rotary round head 52 is fixed with the support frame 3. When the screw nut mechanism 4 drives the rotary groove 51 to move spirally, the rotary knob 52 does not rotate with the rotary groove 51, and the rotary knob 52 moves linearly only by the pushing of the rotary groove 51. The supporting frame 3 can move straightly and stably, the rollers 6 on the supporting frame 3 are kept on the same horizontal plane after the supporting frame is moved, and the door frame can be kept flat after being pressed.

Furthermore, the base 1 is provided with a sliding groove 11, the bottom of the supporting frame 3 is fixed with a sliding block 31, and the sliding block 31 is sleeved in the sliding groove 11. The screw nut mechanism 4 is operated, so that when the rotary connector 5 pushes the support frame 3 to move, the sliding block 31 on the support frame 3 always slides in the sliding groove 11 of the base 1, the moving stability of the support frame 3 is further improved, the support frame 3 can be kept horizontal after moving, the bottom surface of the leveling rod 72 can be kept parallel to the door frame, and the surface of the door frame is smoother after being pressed.

Furthermore, as shown in fig. 3, the leveling frame 2 includes a vertical rod 22, the roller 21 is installed at the bottom of the vertical rod 22, a cross rod 23 is fixed on the vertical rod 22, the traverse frame 7 is sleeved on the cross rod 23, and the traverse frame 7 is fixed with the cross rod 23 through a bolt. When the leveling frame 2 is moved, the roller 21 can roll on the ground, and the leveling frame 2 is convenient to move. The transverse moving frame 7 is sleeved on the cross rod 23, and then the transverse moving frame 7 can be fixed with the cross rod 23 after moving to a proper position. Under the action of the movement of the leveling frame 2 and the transverse movement of the transverse moving frame 7, the leveling rod 72 can move to any position, so that the leveling rod 72 can conveniently flatten all the positions of the doorframe, and the operation is convenient.

The number of the upright posts 22 is two, and the width of the cross rod 23 is larger than that of the supporting platform, so that the leveling frame 2 can span across the supporting platform. Two uprights 22 are provided on each side of the support platform, so that the levelling carriage 2 can be moved over the support platform, in order to facilitate the movement of the levelling rod 72 to the various positions of the door frame. The number of the traverse frames 7 on the cross bar 23 is two, and the number of the leveling bars 72 is two. When a partial area of the doorframe is flattened, the leveling rod 72 is pressed against one side of the doorframe, and when another leveling hydraulic cylinder 71 is actuated and the leveling rod 72 is pressed down, the other side of the doorframe can be flattened by the leveling rod 72. The leveling rod 72 pressed on the edge of the door frame can play a role in positioning the door frame, and the situation of door frame movement when the door frame is pressed flatly is avoided.

Furthermore, as shown in fig. 5, a plurality of polygonal holes 32 are provided on the supporting frame 3; the roller 6 includes a support shaft 61, both ends of the support shaft 61 are polygonal, the end of the support shaft 61 is engaged with the polygonal hole 32, and a cylinder 62 for supporting a door frame is connected to the support shaft 61 through a bearing.

When the end of the support shaft 61 is polygonal, the end of the support shaft 61 is engaged with the polygonal hole 32 of the support frame 3, and the support shaft 61 is fixed, so that the roller 6 does not move when pressed. The supporting shaft 61 is connected with the cylinders 62 for supporting the door frame through bearings, so that the door frame can move on the cylinders 62, and when the position of the leveling rod 72 is inconvenient to adjust, the door frame can move on the cylinders 62, so that the protruding part of the door frame can move to the leveling rod 72, and the leveling rod 72 can conveniently flatten the protruding part of the door frame.

Example 2

In addition to embodiment 1, as shown in fig. 1, a lifting hydraulic cylinder 8 is installed on the base 1, and a lifting frame 9 for lifting up the doorframe is fixed on a piston rod of the lifting hydraulic cylinder 8. After 8 starts, the crane 9 can hold up the door frame, and the door frame breaks away from roller 6 this moment, conveniently rotates the door frame or takes off the door frame. After the door frame is rotated on the lifting frame 9, the lifting hydraulic cylinder 8 can put down the door frame, and the angle of the door frame is adjusted and then placed on the rollers 6 again, so that other parts of the door frame can be conveniently flattened. When the door frame needs to be moved in or out, the lifting frame 9 can lift the door frame, so that the door frame can be conveniently moved in or out by manpower or other equipment.

Furthermore, the lifting frame 9 is in a cross shape, a cylinder sleeve of the lifting hydraulic cylinder 8 is arranged in the middle of the base 1, and a piston rod of the lifting hydraulic cylinder 8 is connected with the middle of the lifting frame 9.

The cross-shaped lifting frame 9 can support the door frame in four directions, so that the door frame is prevented from sliding off. The hydraulic lifting cylinder 8 is arranged in the middle of the supporting platform, a piston rod of the hydraulic lifting cylinder 8 is connected with the middle of the lifting frame 9, the center of gravity of the lifting frame 9 is stable, and the stress is more uniform.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides a width adjustable door frame strutting arrangement which characterized in that: the novel screw rod nut device comprises a base (1), wherein a supporting frame (3) is arranged above the base (1), a screw rod nut mechanism (4) is installed on the base (1), one end of the screw rod nut mechanism (4) is connected with a rotating connector (5), and the other end of the rotating connector (5) is connected with the supporting frame (3).

2. A width adjustable doorframe support device as claimed in claim 1, wherein: the screw nut mechanism (4) comprises a fixed seat (41), a screw (42) is connected to the fixed seat (41) through internal threads, one end of the screw (42) is connected with a hand wheel (43), and the other end of the screw (42) is connected with a rotating connector (5).

3. A width adjustable doorframe support device as claimed in claim 1, wherein: the rotary connector (5) comprises a rotary groove (51), the rotary groove (51) is fixed with the screw nut mechanism (4), a rotary round head (52) is sleeved in the rotary groove (51), and the other end of the rotary round head (52) is fixed with the support frame (3).

4. A width adjustable doorframe support device as claimed in claim 1, wherein: the base (1) is provided with a sliding groove (11), the bottom of the supporting frame (3) is fixed with a sliding block (31), and the sliding block (31) is sleeved in the sliding groove (11).

5. The door frame support device of any one of claims 1 to 4, wherein: the door frame lifting device is characterized in that a lifting hydraulic cylinder (8) is installed on the base (1), and a lifting frame (9) used for supporting a door frame is fixed on a piston rod of the lifting hydraulic cylinder (8).

6. A door frame support device with adjustable width as claimed in claim 5, wherein: the lifting frame (9) is in a cross shape, a cylinder sleeve of the lifting hydraulic cylinder (8) is arranged in the middle of the base (1), and a piston rod of the lifting hydraulic cylinder (8) is connected with the middle of the lifting frame (9).