CN216326480U

CN216326480U - But height-adjusting's machine tool

Info

Publication number: CN216326480U
Application number: CN202122397423.XU
Authority: CN
Inventors: 刘洋
Original assignee: Shanghai Shengfu Bearing Machinery Co ltd
Current assignee: Shanghai Shengfu Bearing Machinery Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-19
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of machining equipment and discloses a height-adjustable machining machine tool which comprises a base, wherein a cavity is formed in the base, four groups of bearings are arranged at the bottom of the cavity, a rotating column is fastened in the middle of each bearing, a threaded pipe is fastened on the top of each rotating column in a pushing mode, the top end of each threaded pipe penetrates through the cavity and extends out of the base, a jacking rod is screwed on the outer side of each threaded pipe, and a machine tool body is fastened at the top end of each jacking rod. This but height-adjusting's machine tool, through the cooperation between rack and the gear, and then after opening the pneumatic cylinder, the rack will push up gear revolve, and the rotation of gear will drive the screwed pipe and rotate to make the rotation of screwed pipe drive the top rod rebound, can come the height of stable change lathe body through the removal of top rod from this, thereby reduced the possibility that the potential safety hazard takes place, provide convenience for operating personnel's work.

Description

But height-adjusting's machine tool

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a height-adjustable machining machine tool.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are traditionally called machine tools for short, and generally divided into metal cutting machine tools, forging machine tools, woodworking machine tools, and the like, in modern machine manufacturing, a lot of methods for machining mechanical parts are available, including cutting, casting, forging, welding, stamping, extruding, and the like, but all parts with high precision requirements and fine surface roughness requirements generally need to be machined finally by cutting on the machine tools, machine tools play an important role in the construction of national economy and modernization, along with the development and progress of industry, more and more machining equipment are provided, and accordingly, the requirements of people on machining are more and more comprehensive, wherein the requirements on the functionality and adjustability of machining equipment are more and more important, however, the current machine tools have some defects, such as the machine tools with simple and relatively small structures in the prior art, in the machining process, the machine tool is too high or too short, so that operation of an operator is not facilitated, and the traditional machine tool cannot adjust the height of the machine tool, so that inconvenience is brought to the operator.

According to the height-adjustable machining tool disclosed in the Chinese publication No. CN213105546U, the two lifting columns are arranged to drive the adjusting structure to move up and down, so that the machine tool body can be driven to move up and down, the height of the machine tool body is adjusted, but the stability of the mode is poor when the machine tool is used, and potential safety hazards are easy to generate.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a mechanical processing machine tool with adjustable height, which solves the problem of poor stability in use.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a height-adjustable machining tool comprises a base, wherein a cavity is formed in the base, four groups of bearings are arranged at the bottom of the cavity, a rotating column is fastened in the middle of each bearing, a threaded pipe is fastened on the top of the rotating column in a pushing mode, the top end of the threaded pipe penetrates through the cavity and extends out of the base, a pushing rod is screwed on the outer side of the threaded pipe, a machine tool body is fastened on the top end of the pushing rod, gears are arranged on the outer side of the rotating column, two groups of fixing blocks are fastened on the inner wall of the bottom of the cavity, connecting blocks are connected in the fixing blocks in a sliding mode, sliding grooves are formed in the front side and the rear side of each fixing block, sliding blocks are fastened on the front side and the rear side of each sliding block, one side of each sliding block, away from each connecting block, penetrates through each sliding groove and is fastened with a transverse plate connected to the outer side of each fixing block in a sliding mode, and two groups of hydraulic cylinders are arranged on the inner wall of the bottom of the cavity, the output and the connecting block key-type connection of pneumatic cylinder, the both sides all are fastened there is the fly leaf around the diaphragm, the front side of fly leaf is provided with the rack, and rack and gear engagement, and is two sets of the balance plate has been fastened between the top rod.

Preferably, two groups of stop blocks are fastened to the top of the base, and the stop blocks are located below the machine tool body.

Preferably, a limiting plate is fastened to the outer side of the fixing block, and the length of the limiting plate is larger than the width of the fixing block.

Preferably, the right side fastening of fixed block has the mounting panel, the fastening has two sets of springs between mounting panel and the diaphragm.

Preferably, the inside of fixed block is provided with the buffer block, the inside packing of buffer block has sponge and damping spring.

Preferably, four groups of cushions are arranged at the top of the base, the cushions are hollow cushions, and the cushions are in contact with the top stick.

(III) advantageous effects

Compared with the prior art, the utility model provides a mechanical processing machine tool with adjustable height, which has the following beneficial effects:

1. this but height-adjusting's machine tool, through the cooperation between rack and the gear, and then after opening the pneumatic cylinder, the rack will push up gear revolve, and the rotation of gear will drive the screwed pipe and rotate to make the rotation of screwed pipe drive the top rod rebound, can come the height of stable change lathe body through the removal of top rod from this, thereby reduced the possibility that the potential safety hazard takes place, provide convenience for operating personnel's work.

2. This but height-adjusting's machine tool, through setting up the buffer block, and then the buffer block has cushioned the vibrations that produce when connecting block and fixed block contact to ensured the normal use of connecting block and fixed block, prevented the destroyed condition of connecting block and fixed block, and, the low cost of buffer block has reduced the device's manufacturing cost, has increased the device's application range, has reduced maintenance personal's the work degree of difficulty, suitable popularization.

3. This but height-adjusting's machine tool through be provided with the balance plate between two sets of top rods, and then the balance plate has restricted the activity of top rod, prevents that the rotation of screwed pipe from appearing and drives the circumstances that top rod pivoted, makes the screwed pipe drive the top rod of its spiral shell dress when rotating and reciprocates, has ensured the device's normal use from this, has brought the facility for operating personnel's work, and the low cost of balance plate, suitable popularization.

Drawings

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

FIG. 2 is a partial sectional view of the construction of the top stick and base of the present invention;

FIG. 3 is a cross-sectional view of a base structure of the present invention;

FIG. 4 is a cross-sectional view of the fixed block and the cross plate structure of the present invention;

fig. 5 is an exploded view of the structure of fig. 4.

In the figure: 1. a base; 2. a machine tool body; 3. a top stick; 4. a blocking block; 5. a cushion pad; 6. a cavity; 7. a gear; 8. a threaded pipe; 9. a rack; 10. a bearing; 11. rotating the column; 12. a fixed block; 13. a hydraulic cylinder; 14. a limiting plate; 15. a transverse plate; 16. a spring; 17. mounting a plate; 18. a movable plate; 19. a chute; 20. connecting blocks; 21. a buffer block; 22. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a height-adjustable machining tool comprises a base 1, a cavity 6 is formed in the base 1, four sets of bearings 10 are arranged at the bottom of the cavity 6, a rotating column 11 is fastened in the middle of each bearing 10, a threaded pipe 8 is fastened on the top of the rotating column 11, the top end of the threaded pipe 8 penetrates through the cavity 6 and extends out of the base 1, a top rod 3 is screwed on the outer side of the threaded pipe 8, a machine tool body 2 is fastened on the top end of the top rod 3, a gear 7 is arranged on the outer side of the rotating column 11, two sets of fixed blocks 12 are fastened on the inner wall of the bottom of the cavity 6, a connecting block 20 is slidably connected in the fixed block 12, sliding grooves 19 are formed in the front side and the rear side of the fixed block 12, sliding blocks 22 are fastened on the front side and the rear side of the connecting block 20, one side of each sliding block 22, which is far away from the connecting block 20, penetrates through the sliding grooves 19 and is fastened with a transverse plate 15 slidably connected on the outer side of the fixed block 12, a mounting plate 17 is fastened on the right side of the fixed block 12, two groups of springs 16 are fastened between the mounting plate 17 and the transverse plate 15, two groups of hydraulic cylinders 13 are arranged on the inner wall of the bottom of the cavity 6, the output ends of the hydraulic cylinders 13 are connected with a connecting block 20 in a key mode, movable plates 18 are fastened on the front side and the rear side of the transverse plate 15, racks 9 are arranged on the front sides of the movable plates 18, the racks 9 are meshed with the gears 7, through the cooperation between the racks 9 and the gears 7, after the hydraulic cylinders 13 are opened, the racks 9 push the gears 7 to rotate, the gears 7 rotate to drive the threaded pipes 8 to rotate, so that the top rods 3 are driven to move upwards by the rotation of the threaded pipes 8, the height of the machine tool body 2 can be stably changed through the movement of the top rods 3, the possibility of potential safety hazards is reduced, convenience is brought to the work of operators, a balance plate is fastened between the two groups of top rods 3, and the balance plate is arranged between the two groups of top rods 3, and then the balance plate has restricted the activity of top rod 3, prevents that the rotation of screwed pipe 8 from driving the condition that top rod 3 rotated, makes screwed pipe 8 drive the top rod 3 of its spiral shell dress when rotating and reciprocates, has ensured the device's normal use from this, has brought the facility for operating personnel's work, and the low cost of balance plate, suitable popularization.

Specifically, in order to prevent the potential safety hazard caused by the falling of the machine tool body 2 due to the failure of the device, two groups of blocking blocks 4 are fastened at the top of the base 1, and the blocking blocks 4 are positioned below the machine tool body 2, so that the blocking blocks 4 can catch the machine tool body 2 when the machine tool body 2 falls due to the failure of the device.

Specifically, in order to prevent the transverse plate 15 from moving excessively, the stopper plate 14 is fastened to the outer side of the fixed block 12, and the length of the stopper plate 14 is greater than the width of the fixed block 12, so that the transverse plate 15 can be blocked by the stopper plate 14.

It is specific, in order to slow down the vibrations that connecting block 20 received, be provided with buffer block 21 in the inside of fixed block 12, the inside packing of buffer block 21 has sponge and damping spring, from this through setting up buffer block 21, and then buffer block 21 has cushioned the vibrations that produce when connecting block 20 and fixed block 12 contact, thereby the normal use of connecting block 20 and fixed block 12 has been ensured, prevent the destroyed condition of connecting block 20 and fixed block 12, and, buffer block 21's low cost, the device's manufacturing cost has been reduced, the device's application range has been increased, maintenance personal's the work degree of difficulty has been reduced, suitable popularization.

Specifically, in order to prevent the top stick 3 from being damaged by vibration, four groups of cushion pads 5 are arranged at the top of the base 1, the cushion pads 5 are hollow cushion pads, and the cushion pads 5 are in contact with the top stick 3, so that the vibration of the top stick 3 can be reduced through the cushion pads 5.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the machine tool is used, the hydraulic cylinder 13 is opened to enable the output end of the hydraulic cylinder to drive the connecting block 20 to move, so that the sliding block 22 is driven to move through the movement of the connecting block 20, the moving plate 18 is driven to move through the transverse plate 15 by the movement of the sliding block 22, the gear 7 is driven to rotate by the rack 9, the rotating column 11 and the threaded pipe 8 are driven to rotate by the rotation of the gear 7, the top stick 3 screwed on the outer side of the threaded pipe 8 is driven to move upwards through the rotation of the threaded pipe 8, and therefore the height of the machine tool body 2 can be stably changed.

In conclusion, this but height-adjusting's machine tool, through the cooperation between rack 9 and the gear 7, and then after opening pneumatic cylinder 13, rack 9 will push up gear 7 and rotate, and the rotation of gear 7 will drive screwed pipe 8 and rotate to make the rotation of screwed pipe 8 drive ejector pin 3 rebound, can come stable change lathe body 2's height through the removal of ejector pin 3 from this, thereby reduced the possibility that the potential safety hazard takes place, provide convenience for operating personnel's work.

This but height-adjusting's machine tool, through setting up buffer block 21, and then buffer block 21 has cushioned the vibrations that produce when connecting block 20 and fixed block 12 contact to ensured the normal use of connecting block 20 and fixed block 12, prevented the destroyed condition of connecting block 20 and fixed block 12, and, buffer block 21's low cost has reduced the device's manufacturing cost, increased the device's application range, reduced maintenance personal's the work degree of difficulty, suitable popularization.

This but height-adjusting's machine tool through being provided with the balance plate between two sets of top rods 3, and then the balance plate has restricted the activity of top rod 3, prevents that the rotation of screwed pipe 8 from appearing and drives the 3 pivoted circumstances in top rod, makes screwed pipe 8 drive the top rod 3 of its spiral shell dress when rotating and reciprocates, has ensured the device's normal use from this, has brought the facility for operating personnel's work, and the low cost of balance plate, suitable popularization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but height-adjusting's machine tool, includes base (1), its characterized in that: the improved lathe is characterized in that a cavity (6) is formed in the base (1), four groups of bearings (10) are arranged at the bottom of the cavity (6), a rotating column (11) is fastened at the middle of each bearing (10), a threaded pipe (8) is fastened on the top of the rotating column (11) in a movable mode, the top end of the threaded pipe (8) penetrates through the cavity (6) and extends out of the base (1), a jacking rod (3) is screwed on the outer side of the threaded pipe (8), a lathe body (2) is fastened on the top end of the jacking rod (3), a gear (7) is arranged on the outer side of the rotating column (11), two groups of fixed blocks (12) are fastened on the inner wall of the bottom of the cavity (6), a connecting block (20) is connected to the inside of each fixed block (12) in a sliding mode, sliding grooves (19) are formed in the front side and the rear side of each fixed block (12), sliding blocks (22) are fastened to the front side and the rear side of each connecting block (20), one side that connecting block (20) were kept away from in slider (22) runs through spout (19) and fastens in diaphragm (15) in fixed block (12) outside with sliding connection, cavity (6) bottom inner wall is provided with two sets of pneumatic cylinder (13), the output and the connecting block (20) key-type connection of pneumatic cylinder (13), both sides have all fastened fly leaf (18) around diaphragm (15), the front side of fly leaf (18) is provided with rack (9), and rack (9) and gear (7) meshing, and is two sets of it has the balance plate to fasten between top rod (3).

2. A height adjustable machine tool as claimed in claim 1, wherein: two groups of blocking blocks (4) are fastened to the top of the base (1), and the blocking blocks (4) are located below the machine tool body (2).

3. A height adjustable machine tool as claimed in claim 1, wherein: a limiting plate (14) is fastened on the outer side of the fixing block (12), and the length of the limiting plate (14) is larger than the width of the fixing block (12).

4. A height adjustable machine tool as claimed in claim 1, wherein: the right side fastening of fixed block (12) has mounting panel (17), it has two sets of springs (16) to fasten between mounting panel (17) and diaphragm (15).

5. A height adjustable machine tool as claimed in claim 1, wherein: the inside of fixed block (12) is provided with buffer block (21), the inside packing of buffer block (21) has sponge and damping spring.

6. A height adjustable machine tool as claimed in claim 1, wherein: the top of base (1) is provided with four groups of blotters (5), blotter (5) are the cavity blotter, and blotter (5) and top rod (3) contact.