CN218434702U

CN218434702U - Upright post adjusting mechanism and bar feeding machine

Info

Publication number: CN218434702U
Application number: CN202222990670.5U
Authority: CN
Inventors: 彭武毅; 林铭; 苏再得; 苏华游; 吴光俊; 张温鹭; 彭博远
Original assignee: K Techtop Xiamen Automation Technology Co ltd
Current assignee: K Techtop Xiamen Automation Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-02-03
Anticipated expiration: 2032-11-09

Abstract

The utility model relates to a feeder technical field provides a stand adjustment mechanism, and it includes mounting, lift piece, lead screw, drive arrangement and locating part, and the lift piece slides and adjusts on the mounting, and the lead screw rotates to be connected on the mounting, and drive arrangement installs on the lift piece and is connected with the one end of lead screw, and the locating part is fixed on the mounting, has seted up the internal thread hole on the locating part, locating part and lead screw threaded connection. This application has the effect that improves the stability of lifting member when adjusting operating height. In addition, this application still provides a rod feeder, and the rod feeder includes foretell stand adjustment mechanism.

Description

Upright post adjusting mechanism and bar feeding machine

Technical Field

The application relates to the technical field of feeders, in particular to an upright post adjusting mechanism and a bar feeder.

Background

The numerical control lathe is widely applied to the processing industries of parts such as pipes, bars, internal and external threads, cones and the like at present. A bar feeder is a device for feeding a bar into a numerically controlled lathe.

Since the bars to be conveyed are generally long, the frame of the bar feeder is also generally long. In the prior art, the rack mostly comprises a column body, a lifting piece, a supporting table and a driving piece. The column body is vertically fixed on the ground, the lifting piece is adjusted on the column body in a sliding mode, and the lifting piece moves up and down along the height direction of the column body; the supporting table is arranged on the lifting piece and serves as a working table for processing materials; the driving piece is arranged on the column body and is an air cylinder or an oil cylinder, and the lifting piece is arranged on the end part of a piston rod of the air cylinder or the oil cylinder.

When the working height of the bar feeder needs to be adjusted, the lifting piece moves by controlling the extension and retraction of the piston rod of the cylinder or the oil cylinder, and then the vertical height of the lifting piece relative to the ground is changed.

For the above related art, when the lifting member moves, the piston rod of the cylinder or the oil cylinder needs to bear the whole gravity of the lifting member, the axial position of the piston rod is easy to shift, and the lifting member has poor stability in the adjusting process, so that the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of lifter when adjusting operating height, this application provides an stand adjustment mechanism.

In a first aspect, the present application provides an upright post adjustment mechanism that adopts the following technical solution:

the utility model provides a stand adjustment mechanism, includes mounting, lifting unit, lead screw, drive arrangement and locating part, and the lifting unit slides and adjusts on the mounting, and the lead screw rotates to be connected on the mounting, and drive arrangement installs on the lifting unit and is connected with the one end of lead screw, and the locating part is fixed on the mounting, has seted up the internal thread hole on the locating part, locating part and lead screw threaded connection.

Through adopting above-mentioned technical scheme, under drive arrangement's effect, the lead screw rotates and changes self vertical height apart from ground on the mounting, drives the lift piece and rises or descend, realizes adjusting the working height of lift piece. In the rotating process of the screw rod, the limiting part and the screw rod move relatively, and the limiting part and the fixing part limit the axial position of the screw rod by utilizing the principle of forming a line by two points, so that the stability of the lifting part in the process of adjusting the working height is improved.

Preferably, the screw rod further comprises a guide threaded sleeve, the guide threaded sleeve is fixed on the fixing piece, and the guide threaded sleeve is in threaded connection with the screw rod.

Through adopting above-mentioned technical scheme, the effect of direction is played to the lead screw to the guide screw cover under the condition that does not influence the normal pivoted of lead screw.

Preferably, a plurality of strip-shaped holes are formed in the peripheral side of the lifting piece, the length direction of each strip-shaped hole is parallel to the moving direction of the lifting piece, and the lifting piece penetrates through the strip-shaped holes through fasteners and is locked on the fixing piece.

Through adopting above-mentioned technical scheme, when the working height of lifting member was adjusted to needs, the fastener of loosening soon earlier, then drive arrangement drives the lifting member and removes, under the two cooperation of bar hole and fastener, the restriction lifting member can only reciprocate, reduces the circumstances that other directions take place the skew when the lifting member removes. When the adjustment is completed, the fastener is screwed, so that the stability of the lifting piece mounted on the fixing piece is improved.

Preferably, the automatic feeding device further comprises a coupler, the driving device is a servo motor, and the coupler is used for connecting an output shaft of the servo motor to the end portion of the screw rod.

Through adopting above-mentioned technical scheme, the output shaft and the lead screw of shaft coupling with servo motor link together, and servo motor transmits power for the lead screw when rotating, realizes the rotation of lead screw.

Preferably, the servo motor further comprises a bearing, and an inner ring of the bearing is mounted on an output shaft of the servo motor.

Through adopting above-mentioned technical scheme, the bearing is used for supporting servo motor's output shaft, reduces the coefficient of friction in its motion process.

Preferably, the coupling device further comprises a connecting sleeve, the connecting sleeve is arranged on the periphery of the coupling, and the coupling is rotatably connected in the connecting sleeve.

Through adopting above-mentioned technical scheme, because the shaft coupling receives external force easily and damages, the adapter sleeve plays the effect of protecting the shaft coupling. Meanwhile, the servo motor can generate noise during working, and the connecting sleeve can also play a role in blocking noise.

Preferably, the lifting device further comprises a shell, the shell is fixed on the lifting piece, a through hole is formed in the shell, the coupler penetrates through the through hole, and the connecting sleeve is installed on the shell.

Through adopting above-mentioned technical scheme, the casing is used for supporting the adapter sleeve, offers the through-hole simultaneously and does not influence drive arrangement and the normal being connected of lead screw.

In a second aspect, the application provides a rod feeder adopts following technical scheme:

a bar feeder comprises any one of the upright post adjusting mechanisms.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) Through setting up the locating part, drive arrangement drive lead screw rotates and changes self vertical height apart from ground, and then drives the lifting member and rises or descend, realizes adjusting the working height of lifting member. In the rotating process of the screw rod, the limiting piece and the screw rod move relatively, and the limiting piece and the fixing piece play a role in limiting the axial position of the screw rod by utilizing the principle of forming a line by two points, so that the stability of the lifting piece in the process of adjusting the working height is improved;

(2) By arranging the guide thread sleeve, the guide thread sleeve plays a role in guiding the screw rod under the condition that the normal rotation of the screw rod is not influenced;

(3) Through setting up fastener and bar hole, under the cooperation of fastener and bar hole two, the restriction lifter can only reciprocate, reduces the condition that other directions take place the skew when the lifter removes.

Drawings

FIG. 1 is a schematic structural view of a column adjustment mechanism according to the present embodiment;

FIG. 2 is a schematic view of a partial structure of the column adjustment mechanism of the present embodiment;

FIG. 3 is a schematic sectional view of the column adjustment mechanism of the present embodiment;

FIG. 4 is an enlarged view of the portion A of FIG. 3;

fig. 5 is a schematic structural view of the rod feeder of the present embodiment.

Reference numerals: 1. a fixing member; 2. a lifting member; 3. a screw rod; 4. a drive device; 5. a coupling; 6. a bearing; 7. a guide thread sleeve; 8. a limiting member; 9. a strip-shaped hole; 10. a fastener; 11. a housing; 12. a through hole; 13. a connecting sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses stand adjustment mechanism. Referring to fig. 1 and 2, the pillar adjusting mechanism includes a fixing member 1, a lifting member 2, a screw 3, and a driving device 4. The fixing piece 1 is rectangular and vertically arranged, and one end of the fixing piece 1 is fixed on the ground; the lifting piece 2 is adjusted on the fixing piece 1 in a sliding mode, and the lifting piece 2 moves up and down along the height direction of the fixing piece 1.

The screw rod 3 is rotationally connected to the fixing piece 1, and the rotation axis of the screw rod 3 is along the vertical direction; one part of the screw rod 3 is higher than one end of the fixing piece 1 far away from the ground, and the other part is positioned in the fixing piece 1.

Referring to fig. 3 and 4, the driving device 4 is installed on the lifting member 2 and connected with one end of the screw rod 3, the driving device 4 is a servo motor, and an output shaft of the servo motor is connected with the screw rod 3 through a coupling 5. When the servo motor rotates, the coupler 5 transmits power to the screw rod 3, and the screw rod 3 rotates. The driving device 4 is provided with a bearing 6, and the inner ring of the bearing 6 is arranged on the output shaft of the servo motor. The bearing 6 is used for supporting an output shaft of the servo motor and reducing the friction coefficient in the movement process of the servo motor.

Under the effect of drive arrangement 4, lead screw 3 takes place to rotate and change self vertical height apart from ground on mounting 1, and then drives lifting member 2 and rises or descend, realizes adjusting the working height of lifting member 2.

A guide thread sleeve 7 is fixed on the fixing part 1, the guide thread sleeve 7 is positioned at one end of the fixing part 1 far away from the ground, and the guide thread sleeve 7 is in threaded connection with the screw rod 3. The guide thread sleeve 7 plays a role in guiding the screw rod 3 under the condition that the normal rotation of the screw rod 3 is not influenced.

Be equipped with locating part 8 on the mounting 1, locating part 8 is fixed in the inside of mounting 1. The limiting part 8 is plate-shaped or block-shaped, an internal thread hole is formed in the limiting part 8, and the limiting part 8 is in threaded connection with the screw rod 3. The lead screw 3 is at the pivoted in-process, and locating part 8 and lead screw 3 can take place relative motion, utilizes the principle that two points become the line, and locating part 8 and mounting 1 play the effect of restriction to the axial position of lead screw 3 jointly, realize improving the stability of lifter 2 when adjusting operating height.

A plurality of bar holes 9 are formed in the peripheral side of the lifting piece 2, the length direction of each bar hole 9 is parallel to the moving direction of the lifting piece 2, and the lifting piece 2 penetrates through the bar holes 9 through fasteners 10 and is locked on the fixing piece 1. Wherein the fastening member 10 can be a detachable object such as a fastening bolt or a fastening screw, and the fastening member 10 is normally in a state of being locked to the fixing member 1. When the operating height of lifter 2 needs to be adjusted, firstly, fastener 10 is unscrewed, then drive arrangement 4 drives lifter 2 to move, under the cooperation of strip hole 9 and fastener 10, restriction lifter 2 can only reciprocate, reduces the circumstances that other directions take place the skew when lifter 2 removes. When the adjustment is completed, the fastener 10 is tightened again, improving the stability of the mounting of the lifter 2 on the fixing member 1.

A shell 11 is fixed on the lifting piece 2, and the shell 11 is U-shaped. The through hole 12 is formed in the axis path of the output shaft of the servo motor on the shell 11, the coupler 5 penetrates through the through hole 12, and the through hole 12 does not interfere with the normal connection of the driving device 4 and the screw rod 3.

The shell 11 is provided with a connecting sleeve 13, the connecting sleeve 13 is arranged on the peripheral side of the coupler 5, and the coupler 5 is rotatably connected in the connecting sleeve 13. Because the shaft coupling 5 receives external force and damages easily, under the prerequisite that does not influence the normal work of shaft coupling 5, adapter sleeve 13 plays the effect of protecting shaft coupling 5. Meanwhile, the servo motor can generate noise during working, and the connecting sleeve 13 can also play a role in blocking noise.

The embodiment of the application also provides a bar feeder. Referring to fig. 5, the rod feeder has the entire structure of the column adjusting mechanism as described above, and the description thereof is omitted here since it has already been described in the above embodiment.

The implementation principle of the stand adjustment mechanism in the embodiment of the application is as follows: under the effect of drive arrangement 4, lead screw 3 rotates and changes self vertical height apart from ground along direction thread bush 7 on mounting 1, and lead screw 3 drives lifting member 2 wholly to rise or descend, realizes adjusting the working height of lifting member 2. The lead screw 3 is at the pivoted in-process, and locating part 8 and lead screw 3 take place relative motion, utilize the principle of two points into a line, and locating part 8 and mounting 1 play the restriction effect to the axial position of lead screw 3, realize improving the stability of lifter 2 when adjusting operating height.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a stand adjustment mechanism, a serial communication port, including mounting (1), piece (2) goes up and down, lead screw (3), drive arrangement (4) and locating part (8), piece (2) slide and adjust on mounting (1), lead screw (3) rotate to be connected on mounting (1), drive arrangement (4) are installed on piece (2) and are connected with the one end of lead screw (3), locating part (8) are fixed on mounting (1), the internal thread hole has been seted up on locating part (8), locating part (8) and lead screw (3) threaded connection.

2. A column adjustment mechanism according to claim 1, characterized in that it further comprises a guide screw sleeve (7), the guide screw sleeve (7) is fixed on the fixing member (1), and the guide screw sleeve (7) is in threaded connection with the screw rod (3).

3. An upright post adjusting mechanism according to claim 1, characterized in that a plurality of strip-shaped holes (9) are formed on the periphery of the lifting member (2), the length direction of each strip-shaped hole (9) is parallel to the moving direction of the lifting member (2), and the lifting member (2) is locked on the fixing member (1) through the strip-shaped holes (9) by fasteners (10).

4. A column adjustment mechanism according to claim 1, characterized in that it further comprises a coupling (5), the drive means (4) being a servo motor, the coupling (5) being adapted to connect the output shaft of said servo motor to the end of the screw (3).

5. A column adjustment mechanism according to claim 4, characterized in that it further comprises a bearing (6), the inner race of the bearing (6) being mounted on the output shaft of the servomotor.

6. The upright post adjusting mechanism as recited in claim 4, further comprising a connecting sleeve (13), wherein the connecting sleeve (13) is installed on the periphery of the coupler (5), and the coupler (5) is rotatably connected in the connecting sleeve (13).

7. The upright post adjusting mechanism as claimed in claim 6, further comprising a housing (11), wherein the housing (11) is fixed on the lifting member (2), the housing (11) is provided with a through hole (12), the coupler (5) passes through the through hole (12), and the connecting sleeve (13) is mounted on the housing (11).

8. A bar feeder, characterized by comprising the pillar adjusting mechanism according to any one of claims 1 to 7.