CN210758211U

CN210758211U - Workbench lifting device

Info

Publication number: CN210758211U
Application number: CN201920901804.7U
Authority: CN
Inventors: 何拥军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-06-16
Anticipated expiration: 2029-06-14

Abstract

The utility model belongs to the technical field of woodworking machinery, in particular to a workbench lifting device, which comprises a machine body and a workbench which can be movably arranged above the machine body, wherein a swing mechanism for controlling the lifting height of the workbench is arranged in the machine body, an adjusting device for adjusting the inclination angle of the swing mechanism is arranged on the machine body, the other end of the adjusting device extends out of the machine body and is connected with a driving device, the driving device comprises an adjusting nut, and the adjusting nut can be rotated to control the inclination angle of the swing mechanism through the adjusting device so as to adjust the lifting height of the workbench. The device has the characteristics of high precision, reversibility and high efficiency, has small frictional resistance and is labor-saving to adjust.

Description

Workbench lifting device

Technical Field

The utility model relates to a woodworking machinery technical field refers in particular to a workbench lifting device.

Background

At present, the existing four-side planer of a woodworking machine tool is used for processing four sides of timber, in order to meet the requirements of different timber thicknesses and cutters, the height of a feeding cross beam and the height of an upper horizontal cutter shaft need to be adjusted respectively, but the adjusting time of the machine tool is long. In order to shorten the adjusting time of the machine tool, a new improved design is provided, a device for controlling the lifting of a working table is arranged on a machine body on one side of a planer shaft of a woodworking planer, the height of the working table is adjusted through the device, namely, the planing depth can be adjusted, such as a lifting device of the working table disclosed by [ Chinese utility model ] CN01243906.1, the lifting device is provided with the working table and the machine body, and is characterized in that the working table is provided with an upper supporting plate, a lower supporting plate is arranged on the machine body, the upper supporting plate is matched with the lower supporting plate, the upper supporting plate and the lower supporting plate form an acute angle with the table surface of the working table, a guide groove is arranged on the lower supporting plate, a screw hole is arranged at the position of the upper supporting plate corresponding to the guide groove, a fastening bolt passes through the guide groove to be connected with the screw hole on the upper supporting plate, a connecting, the lifting shaft is provided with a lifting handle, and the locking bolt is provided with a locking handle.

When the worktable needs to be lifted, the locking handle is firstly loosened, then the lifting handle is moved to enable the lifting shaft or the fixed block to rotate, the lifting shifting block swings to generate displacement relative to the machine body, namely, the lifting shifting block shifts the worktable to move relative to the machine body, so that the worktable is lifted, the planing quantity of the woodworking machine tool is adjusted, the existing lifting device is low in adjustment precision, high-precision adjustment cannot be completed, and the high-precision planing quantity can be adjusted conveniently.

Disclosure of Invention

The utility model aims at providing a workstation elevating gear through adjusting nut, solves the problem that workstation lift adjustment precision is low.

The purpose of the utility model is realized like this: the utility model provides a workstation elevating gear, includes fuselage and the mobile workstation that sets up in the fuselage top, be provided with the wabbler mechanism that is used for controlling workstation elevating height in the fuselage, install the adjusting device who is used for adjusting wabbler mechanism inclination on the fuselage, adjusting device's the other end stretches out the fuselage and is connected with drive arrangement.

Preferably, the driving device comprises an adjusting nut, and the adjusting nut is rotated to control the inclination angle of the swing mechanism through the adjusting device, so that the lifting height of the workbench can be adjusted.

Preferably, the adjusting device comprises an adjusting rod, one end of the adjusting rod extends out of the machine body and is connected with an adjusting nut in a threaded mode, the other end of the adjusting rod is connected with the swinging mechanism, the adjusting nut is rotated to control the inclination angle of the swinging mechanism through the adjusting rod, and therefore the lifting height of the workbench is adjusted.

Preferably, one end of the adjusting rod extends out of the machine body and is formed with an adjusting part, adjusting threads are formed on the periphery of the adjusting part, the adjusting nut is in threaded connection with the adjusting rod through the adjusting threads, and the adjusting rod can be controlled to move back and forth by rotating the adjusting nut.

Preferably, the swing mechanism comprises a swing arm, the lower end of the swing arm is rotatably connected with the workbench, the upper end of the swing arm is fixedly connected with the workbench, and one side of the swing arm is connected with an adjusting device capable of adjusting the rotation angle of the swing arm.

Preferably, the side of swing arm is connected with the sliding seat, the lower extreme of sliding seat is articulated with the one end of adjusting the pole.

Preferably, the both ends of swing arm extend respectively and have the installation department, set firmly upper spinning axle between two installation departments, upper spinning axle's both ends and workstation fixed connection.

Preferably, the articulated seat is installed to the lower extreme of sliding seat, adjust the one end of pole and install the hinge joint, the hinge joint is rotatable to be installed in the articulated seat.

Preferably, the cylinders are respectively formed on two sides of the hinge joint, the hinge joint seat is provided with a rotating hole for the rotation of the cylinders, and the hinge joint is rotatably installed in the rotating hole through the cylinders.

Preferably, the upper end of the movable seat is fixedly connected with a connecting plate, a first fastening hole is formed in the connecting plate, a second fastening hole is formed in the side face of the swing arm, and the fastening piece penetrates through the first fastening hole and the second fastening hole in sequence to fixedly connect the connecting plate and the swing arm.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses an install rotatable wabbler mechanism in the lathe bed, rotatory adjusting nut can pass through adjusting device control wabbler mechanism's inclination, thereby adjust the lift height of workstation, adjusting nut's rotation angle has decided the height of the lift of workstation, compare and have now through pulling lifting handle, have higher regulation precision, at the in-process that realizes workstation lift adjustment, the range of movement of workstation is littleer, the more steady of removal, can accomplish the regulation of high accuracy, realize the planing volume of high accuracy.

2. The utility model discloses an adjusting nut's design, in actual accommodation process, can highly adjust the lift of workstation through rotatory adjusting nut to when adjusting nut pivoted angle changes, adjust the pole and will take place a certain amount of removal, convert rotary motion into linear motion, have high accuracy, reversibility and efficient characteristics, have very little frictional resistance, adjust very laborsavingly.

Drawings

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

Fig. 2 is a schematic structural view of the utility model when the workbench is not installed.

Fig. 3 is a schematic structural diagram of the worktable lifting device.

Fig. 4 is a second schematic structural view of the worktable lifting apparatus.

Fig. 5 is an exploded view of the table lifting device.

Reference numerals: 1-a fuselage; 2-a workbench; 3-swinging arm; 4-a rocking mechanism; 5-a regulating device; 6-mounting holes; 7-lower rotating shaft; 8-an installation part; 9-rotating the shaft upwards; 10-adjusting the rod; 11-a movable seat; 12-an adjustment section; 13-adjusting the nut; 14-a hinged seat; 15-a hinge joint; 16-cylinder; 17-rotation hole; 18-a connecting plate; 19-first fastening hole; 20-second fastening hole.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1-5.

A lifting device for a workbench.

As shown in fig. 1, a working table 2 is arranged above a machine body 1 in a lifting manner, a swing arm 3 for controlling the lifting of the working table 2 is rotatably arranged in the machine body 1, the upper end of the swing arm 3 is fixedly connected with the working table 2, the lifting height of the working table 2 can be controlled by adjusting the inclination degree of the swing arm 3, a swing mechanism 4 for controlling the rotation angle of the swing arm 3 is connected to the side surface of the swing arm 3, an adjusting device 5 for adjusting the front and back movement of the swing mechanism 4 is installed on the machine body 1, the other end of the adjusting device 5 extends out of the machine body 1 and is connected with an adjusting nut 5, the front and back position of the adjusting device 5 can be changed by rotating the adjusting nut 5, so that the inclination degree of the swing mechanism 4 is changed, the lifting height of the working table 2 is adjusted, and the height of the working table 2 can, therefore, the lifting adjustment with high precision can be carried out, and the planing effect with high precision is realized.

Specifically see fig. 2, mounting hole 6 has been seted up respectively to the both sides of fuselage 1, and rotatable be provided with down rotation axis 7 between two mounting holes 6, the periphery cover of lower rotation axis 7 is equipped with swing arm 3, therefore swing arm 3 only can rotate as the axle center with following rotation axis 7, and the upper end fixedly connected with of swing arm 3 workstation 2 will drive workstation 2 and go up and down when swing arm 3 rotates, and wherein concrete connection structure is between swing arm 3 and the workstation 2: the installation parts 8 extend from the two ends of the swing arm 3 respectively, the upper rotating shaft 9 is fixedly arranged between the two installation parts 8, and the swing arm 3 is fixedly connected with the workbench 2 through the two ends of the upper rotating shaft 9, so that the assembly is more convenient.

Referring to fig. 3 and 4, one end of the adjusting rod 10 extends out of the body 1 and is formed with an adjusting portion 12, the outer circumference of the adjusting portion 12 is formed with an adjusting screw, the adjusting rod 10 is in threaded connection with an adjusting nut 13 through an adjusting thread, and by rotating the adjusting nut 13, i.e. the back and forth movement of the adjustment rod 10 can be controlled, which principle is well known to the person skilled in the art, in particular with reference to the working principle of a lead screw nut, the lower end of the movable seat 11 is provided with a hinged seat 14, one end of the adjusting rod 10 is provided with a hinged joint 15, the hinged joint 15 is rotatably arranged in the hinged seat 14, therefore, when the adjusting rod 10 moves forward, the lower end of the movable seat 11 is pushed backward and deflects to change the angle, the upper end of the movable seat 11 is connected with the side surface of the swing arm 3, finally, the inclination degree of the swing arm 3 changes, and the height of the workbench is adjusted.

Specifically referring to fig. 3, the adjusting device 5 includes an adjusting rod 10 and an adjusting nut 13, the adjusting nut 13 is sleeved on the periphery of the adjusting portion 12, the adjusting rod 10 can move back and forth by rotating the adjusting nut 13, when the rotating angle of the adjusting nut 13 changes, the adjusting rod 10 can move a certain amount, the rotating motion is converted into linear motion, and the adjusting device has the characteristics of high precision, reversibility and high efficiency, has very small friction resistance, and is very labor-saving to adjust.

Referring to fig. 5 in detail, a specific hinge structure between the adjusting lever 10 and the movable seat 11 is shown: the cylinder 16 is formed on each of two sides of the hinged joint 15, the hinged joint 14 is provided with a rotating hole 17 for the cylinder 16 to rotate, the hinged joint 15 is rotatably installed in the rotating hole 17 through the cylinder 16, so that when the adjusting rod 10 moves forwards, the angle between the hinged joint 14 and the hinged joint 15 changes, and meanwhile, because the upper end of the movable seat 11 is fixed and cannot move, the movable seat can only rotate, and when the lower end of the movable seat 11 rotates, the part connected with the upper end of the movable seat can be driven to rotate simultaneously.

Referring to fig. 5 in detail, a specific connection structure between the movable seat 11 and the connection plate 18 is described as follows: the upper end rigid coupling/welding of sliding seat 11 has connecting plate 18, has seted up first fastening hole 19 on the connecting plate 18, and second fastening hole 20 has been seted up to the side of swing arm 3, uses the fastener to penetrate first fastening hole 19, second fastening hole 20 in proper order to reach fixed connection connecting plate 18 and swing arm 3, this connection structure form is simple, makes things convenient for the dismouting.

The specific working process of the scheme is as follows: when the lifting height of the workbench 2 needs to be adjusted, the following operations are performed, referring to fig. 3, firstly, the adjusting nut 13 is rotated, because the left end of the adjusting rod 10 is connected with the adjusting nut 13 through the adjusting screw thread, the adjusting rod 10 will move linearly, the adjusting rod 10 will move rightwards, and the adjusting rod 10 will displace when the adjusting nut 13 rotates by an angle, high-precision adjustment can be realized, so that the lower end of the movable seat 11 is pushed inwards, the angle of the movable seat 11 is changed, and the swing arm 3 connected with the movable seat is driven, referring to fig. 2, the lower end of the swing arm 3 is rotatably arranged in the machine body 1 through the lower rotating shaft 7, referring to fig. 1, the upper end of the swing arm 3 is fixedly connected with the workbench 2, so that when the swing arm 3 rotates, the height of the workbench 2 will change accordingly, and the function of lifting the workbench 2 is achieved.

The working principle of the movement between the adjustment rod 10 and the adjustment nut 13 can be referred to the working principle of a lead screw nut and is therefore not explained in detail herein.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a workstation elevating gear, includes fuselage (1) and movably sets up workstation (2) in fuselage (1) top, its characterized in that: the lifting mechanism is characterized in that a swing mechanism (4) used for controlling the lifting height of the workbench (2) is arranged in the machine body (1), an adjusting device (5) used for adjusting the inclination angle of the swing mechanism (4) is installed on the machine body (1), and the other end of the adjusting device (5) extends out of the machine body (1) and is connected with a driving device.

2. A table lifting device according to claim 1, characterized in that: the driving device comprises an adjusting nut (13), and the adjusting nut (13) is rotated to control the inclination angle of the swing mechanism (4) through the adjusting device (5), so that the lifting height of the workbench (2) is adjusted.

3. A table lifting device according to claim 1 or 2, wherein: the adjusting device comprises an adjusting rod (10), one end of the adjusting rod (10) extends out of the machine body (1) and is connected with an adjusting nut (13) in a threaded mode, the other end of the adjusting rod (10) is connected with the swing mechanism (4), the adjusting nut (13) is rotated to control the inclination angle of the swing mechanism (4) through the adjusting rod (10), and therefore the lifting height of the workbench (2) is adjusted.

4. A table lifting device according to claim 3, wherein: one end of the adjusting rod (10) extends out of the machine body (1) and is formed with an adjusting portion (12), adjusting threads are formed on the periphery of the adjusting portion (12), the adjusting nut (13) is in threaded connection with the adjusting rod (10) through the adjusting threads, and the adjusting rod (10) can be controlled to move back and forth by rotating the adjusting nut (13).

5. A table lifting device according to claim 3, wherein: swing mechanism (4) are including swing arm (3), the lower extreme and workstation (2) rotatable coupling of swing arm (3), the upper end of swing arm (3) with workstation (2) fixed connection, one side of swing arm (3) is connected with adjustable its turned angle's adjusting device (5).

6. A table lifting device according to claim 5, characterized in that: the side of swing arm (3) is connected with movable seat (11), the lower extreme of movable seat (11) is articulated with the one end of adjusting pole (10).

7. A table lifting device according to claim 6, characterized in that: the both ends of swing arm (3) extend respectively and have installation department (8), have set firmly upper spinning axle (9) between two installation departments (8), the both ends and workstation (2) fixed connection of upper spinning axle (9).

8. A table lifting device according to claim 6, characterized in that: articulated seat (14) are installed to the lower extreme of sliding seat (11), adjust the one end of pole (10) and install articulated joint (15), articulated joint (15) rotatable install in articulated seat (14).

9. A table lifting device according to claim 8, wherein: the both sides of articulated joint (15) are the shaping respectively have cylinder (16), offer on articulated seat (14) and supply cylinder (16) pivoted rotation hole (17), articulated joint (15) are through cylinder (16) rotatable mounting in rotating hole (17).

10. A table lifting device according to claim 6, characterized in that: the upper end of the movable seat (11) is fixedly connected with a connecting plate (18), a first fastening hole (19) is formed in the connecting plate (18), a second fastening hole (20) is formed in the side face of the swing arm (3), and a fastening piece is used for penetrating the first fastening hole (19), the second fastening hole (20) and fixedly connecting the connecting plate (18) with the swing arm (3) in sequence.