CN210476389U

CN210476389U - Main shaft stack formula multimachine head machine tool

Info

Publication number: CN210476389U
Application number: CN201921274906.7U
Authority: CN
Inventors: 谈勇; 真建锋; 张秀英
Original assignee: Beijing Lianggong Machine Co ltd
Current assignee: Beijing Lianggong Machine Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-08
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a main shaft superposition type multi-machine-head processing machine tool, which comprises a fixing mechanism, a machine head assembly and a driving mechanism, wherein the driving mechanism is fixedly installed at the upper end of the fixing mechanism, the machine head assembly is fixedly installed on the fixing mechanism, the main shafts are superposed on an X-axis system by adopting a main shaft superposition mode, and a set of servo driving system is utilized to control two main shafts, so that the energy is saved and the purpose of environmental protection is achieved while the working efficiency is improved; the two superposed main shafts are positioned at the upper and lower positions by utilizing the pushing and pulling positions of the air cylinder, the second main shaft is pulled up when the first main shaft is processed, and the second main shaft is pushed out when the second main shaft is processed, so that the processing is more precise while the working efficiency is improved; the cylinder holding device solves the problems that in the machining process, due to weak retraction of the cylinder caused by cutting force or other external force, the machining position is not accurate, and the cylinder is not accurately positioned through the mechanical accurate limiting block.

Description

Main shaft stack formula multimachine head machine tool

Technical Field

The utility model relates to a mechanical design technical field specifically is a main shaft stack formula multimachine head machine tool.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. The methods for machining machine parts in modern machine manufacturing are numerous: in addition to cutting, casting, forging, welding, pressing, extruding, etc., however, in general, a part requiring high precision and fine surface roughness is finished by cutting on a machine tool. The machine tool plays an important role in the construction of national economy modernization.

However, most of the current machine tools have the following disadvantages: 1. in the application of a multi-head machine, each machine head needs one servo driving system and one guide rail lead screw, and needs to be arranged in a single row, and the arrangement shafting (X axis) has a large stroke, so that the appearance of the real machine tool is large, the occupied area is large, and all processing overlapping areas of the designated workpieces can be finished; 2. in the single-machine-head tool changing mode, due to the particularity of part processing, the application number of tools in the processing is about 4 generally, the time required by the whole actual tool changing process is short, the occupied time proportion of the tool changing action of the main shaft in the whole processing process is large, the processing time of the whole part is influenced, and the processing efficiency is further influenced; 3. double-end machine adds double tool magazine, and double-end machine tool changing efficiency can improve the one time simultaneously, but tool changing time can not reduce.

To above problem, the utility model provides a main shaft stack formula multimachine head machine tool solves the problem among the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a main shaft stack formula multimachine head machine tool, including fixed establishment, aircraft nose subassembly and actuating mechanism, fixed establishment's upper end fixed mounting actuating mechanism, aircraft nose subassembly fixed mounting is on fixed establishment to solved work efficiency low, the long problem of tool changing time.

In order to achieve the above object, the utility model provides a following technical scheme: a main shaft superposition type multi-handpiece processing machine tool comprises a fixing mechanism, a handpiece component and a driving mechanism, wherein the driving mechanism is fixedly installed at the upper end of the fixing mechanism, the handpiece component is fixedly installed on the fixing mechanism, the fixing mechanism comprises a processing fixing plate and a handpiece fixing box body, the processing fixing plate is fixedly welded at the lower end of the handpiece fixing box body, a handpiece moving notch is formed in the front surface of the handpiece fixing box body, and a mounting machine component is fixed in the handpiece fixing box body;

the machine head assembly comprises a first main shaft fixing device, a second main shaft fixing device, a tool bit, a cylinder enclasping device, a cylinder, a fixed block, a mechanical accurate limiting block and a main shaft, wherein the first main shaft fixing device comprises a main shaft positioner and a fixed lantern ring, the main shaft positioner is sleeved in the fixed lantern ring, the tool bit is movably installed at the lower end of the main shaft positioner, the fixed lantern ring is provided with a connector, the fixed lantern ring is fixedly connected onto the fixed block through the connector and a connecting hole, the fixed block is welded on the cylinder, the cylinder is fixedly installed in a cylinder installing groove formed in the cylinder enclasping device, the mechanical accurate limiting block is fixedly installed on the inner side of the cylinder enclasping device, and the main shaft is installed inside the first main shaft;

the driving mechanism comprises a motor box and a driving motor, the motor box is fixedly welded at the upper end of the machine head fixing box body, the driving motor is fixedly installed in the motor box and provided with a single lead screw, and the single lead screw is respectively connected with the first main shaft and the second main shaft.

Preferably, the processing fixing plate, the machine head fixing box body and the motor box are all made of stainless steel, and the metal material comprises stainless steel or aluminum material.

Preferably, the second spindle fixing device and the first spindle fixing device are arranged in the same manner and are arranged on the right side of the first spindle fixing device side by side to form superposition of the spindles on the X axis.

Preferably, the main shafts are superposed on the X axis to form a plurality of groups.

Preferably, the fixed collar is matched with the main shaft positioner.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. according to the main shaft overlapped type multi-machine-head processing machine tool, the main shafts are overlapped on the X-axis system in a main shaft overlapping mode, and the two main shafts are controlled by one set of servo driving system, so that the working efficiency is improved, the energy is saved, and the purpose of environmental protection is achieved.

2. This main shaft stack formula multimachine head machine tool utilizes cylinder release and pull back position, is in upper and lower position with two stack main shafts, needs first main shaft to add man-hour with the second main shaft pull-up, needs the second main shaft to add man-hour with the second main shaft release, when improving work efficiency, makes processing more meticulous.

3. This main shaft stack formula multimachine head machine tool holds the device through the cylinder and has solved in the course of working because the weak withdrawal of cylinder that cutting force or other external forces lead to leads to the processing position inaccuracy, solves the not accurate problem in cylinder location through the accurate stopper of machinery.

Drawings

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

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

FIG. 3 is a schematic structural view of a head assembly of the present invention;

FIG. 4 is a schematic structural view of the cylinder clasping device of the present invention;

FIG. 5 is a schematic view of the connection between the single screw and the spindle according to the present invention;

fig. 6 is an overall schematic view of the middle processing machine tool of the present invention.

In the figure: 1. a fixing mechanism; 11. processing a fixing plate; 12. the machine head is fixed on the box body; 121. the machine head moves the notch; 2. a head assembly; 21. a first spindle fixing device; 211. a spindle locator; 212. a fixed collar; 2121. a connector; 22. a second spindle fixing device; 23. a cutter head; 24. a cylinder enclasping device; 25. a cylinder; 26. a fixed block; 261. connecting holes; 27. a mechanical precision stop block; 28. a main shaft; 281. a first main shaft; 282. a second main shaft; 3. A drive mechanism; 31. a motor case; 32. a drive motor; 321. a single lead screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a spindle stacking type multi-head machine tool includes a fixing mechanism 1, a head assembly 2 and a driving mechanism 3, wherein the driving mechanism 3 is fixedly installed at the upper end of the fixing mechanism 1, and the head assembly 2 is fixedly installed on the fixing mechanism 1.

Referring to fig. 2, a main shaft stacked multi-head machine tool, a fixing mechanism 1 includes a processing fixing plate 11 and a head fixing box 12, the processing fixing plate 11 is fixedly welded at the lower end of the head fixing box 12, a head moving notch 121 is formed in the front of the head fixing box 12, a mounting head assembly 2 is fixed inside the head fixing box 12, the processing fixing plate 11, the head fixing box 12 and a motor box 31 are all made of stainless steel, wherein the metal material includes stainless steel or aluminum material.

Referring to fig. 3-4, a main shaft stacked multi-head machine tool, a head assembly 2 includes a first main shaft fixing device 21, a second main shaft fixing device 22, a tool bit 23, a cylinder clasping device 24, a cylinder 25, a fixing block 26, a mechanical precise limit block 27 and a main shaft 28, the first main shaft fixing device 21 includes a main shaft locator 211 and a fixing collar 212, the main shaft locator 211 is sleeved in the fixing collar 212, the fixing collar 212 is matched with the main shaft locator 211, the tool bit 23 is movably mounted at the lower end of the main shaft locator 211, the fixing collar 212 is provided with a connector 2121, the fixing collar 212 is fixedly connected to the fixing block 26 through a connector 2121 and a connecting hole 261, the fixing block 26 is welded on the cylinder 25, the cylinder 25 is fixedly mounted in a cylinder mounting groove 241 formed in the cylinder clasping device 24, the mechanical precise limit block 27 is fixedly mounted at the inner side of the cylinder clasping device 24, the main shafts 28 are installed inside the first main shaft fixing device 21, the second main shaft fixing device 22 is installed on the same side as the first main shaft fixing device 21, and is installed on the right side of the first main shaft fixing device 21 side by side to form superposition of the main shafts 28 on the X axis, and superposition of the main shafts 28 on the X axis is not limited to two groups, and N groups can be set.

Referring to fig. 5, a spindle stacking type multi-head machine tool, a driving mechanism 3 includes a motor box 31 and a driving motor 32, the motor box 31 is fixedly welded to the upper end of a head fixing box 12, the driving motor 32 is fixedly installed inside the motor box 31 and is provided with a single lead screw 321, and the single lead screw 321 is respectively connected to a first spindle 281 and a second spindle 282.

Referring to fig. 6, in an expanded view of the spindle stacking type multi-head machine tool, N head assemblies 2 may be arranged in parallel along the fixing mechanism 1.

In summary, the following steps: the utility model provides a main shaft superposition type multi-machine-head processing machine tool, which comprises a fixing mechanism 1, a machine head assembly 2 and a driving mechanism 3, wherein the driving mechanism 3 is fixedly installed at the upper end of the fixing mechanism 1, and the machine head assembly 2 is fixedly installed on the fixing mechanism 1; the push-out and pull-back positions of the air cylinder 25 are utilized to enable the two superposed main shafts 28 to be in the up-down position, the second main shaft 282 needs to be pulled up when the first main shaft 281 is machined, and the second main shaft 282 needs to be pushed out when the second main shaft 282 is machined, so that the machining is more precise while the working efficiency is improved; the cylinder 25 weak retraction caused by cutting force or other external force in the machining process is solved through the cylinder enclasping device 24, the machining position is not accurate, and the problem that the cylinder 25 is not accurately positioned is solved through the mechanical accurate limiting block 27.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a main shaft stack formula multimachine head machine tool, includes fixed establishment, head assembly and actuating mechanism, fixed establishment's upper end fixed mounting actuating mechanism, head assembly fixed mounting is on fixed establishment, its characterized in that: the fixed mechanism comprises a processing fixed plate and a machine head fixed box body, the processing fixed plate is fixedly welded at the lower end of the machine head fixed box body, the front side of the machine head fixed box body is provided with a machine head moving notch, and the machine head component is fixedly arranged in the machine head fixed box body;

2. The spindle stacking type multi-head machine tool as claimed in claim 1, wherein: the processing fixed plate, the machine head fixing box body and the motor box are all made of metal materials, and the metal materials comprise stainless steel or aluminum materials.

3. The spindle stacking type multi-head machine tool as claimed in claim 1, wherein: the second main shaft fixing device and the first main shaft fixing device are arranged in the same mode and are arranged on the right side of the first main shaft fixing device side by side, and superposition of the main shafts on the X shaft system is formed.

4. A spindle stacking type multi-head machine tool according to claim 3, wherein: and the main shafts are superposed on the X axis to form a plurality of groups.

5. The spindle stacking type multi-head machine tool as claimed in claim 1, wherein: the fixed lantern ring is matched with the main shaft positioner.