CN109483304B - Lifting assembly of machine tool - Google Patents
Lifting assembly of machine tool Download PDFInfo
- Publication number
- CN109483304B CN109483304B CN201811452954.0A CN201811452954A CN109483304B CN 109483304 B CN109483304 B CN 109483304B CN 201811452954 A CN201811452954 A CN 201811452954A CN 109483304 B CN109483304 B CN 109483304B
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- plate
- sliding table
- frame body
- grooves
- lifting frame
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- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 11
- 238000003754 machining Methods 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 230000000191 radiation effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
Abstract
The invention relates to the field of parts of machine tools, in particular to a lifting assembly of a machine tool, which comprises a sliding plate, a lifting frame, a first driving assembly, a machine head, a main shaft, a second driving assembly and a third driving assembly, wherein the lifting frame comprises a first lifting frame body and a second lifting frame body, the first lifting frame body comprises a base plate and a frame body, a first accommodating cavity is formed in the frame body, and a mounting seat is arranged on the base plate; the mounting seat is provided with a second accommodating cavity; the second driving assembly comprises a first motor and a transmission assembly; the second lifting frame body is provided with a third accommodating cavity, and the transverse plate is provided with a first groove; the third driving assembly comprises a second motor, a driving wheel and a belt. The lifting assembly is provided with two driving units for driving the main shaft to rotate, so that the machine head has two processing states of high-speed processing or low-speed processing, and the processing requirement of a workpiece is met. And the lifting component has light weight, less material consumption, good vibration damping performance and high processing quality of the machine tool.
Description
Technical Field
The invention relates to the field of parts of machine tools, in particular to a lifting assembly of a machine tool.
Background
The conventional machine tool is a driving unit for driving a head assembly to rotate, and the rotating head assembly processes a workpiece fixed on a processing table. The driving unit is arranged on the lifting frame, and drives the machine head assembly to move up and down together when the lifting frame moves up and down. The lifting frame of the traditional machine tool only reserves one installation position for installing the driving unit, and the lifting frame is heavy and has a plurality of consumables and poor vibration damping performance, so that the machining quality of the machine tool can be seriously affected by vibration generated during the machining of the machine tool.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lifting assembly of a machine tool, which is provided with two driving units for driving a main shaft to rotate, so that a machine head has two processing states of high-speed processing or low-speed processing, and the processing requirement of a workpiece is met. And the lifting component has light weight, less material consumption, good vibration damping performance and high processing quality of the machine tool.
In order to solve the technical problems, the invention adopts the following technical scheme:
the lifting assembly of the machine tool comprises a sliding plate, a lifting frame, a first driving assembly, a machine head, a main shaft, a second driving assembly and a third driving assembly, wherein the lifting frame is arranged on the sliding plate in a sliding manner, the first driving assembly is arranged on the sliding plate and used for driving the lifting frame to lift, the main shaft is rotationally arranged on the lifting frame, the machine head is connected to the output end of the main shaft, the second driving assembly and the third driving assembly are respectively arranged on the lifting frame, the second driving assembly or/and the third driving assembly are used for driving the main shaft to rotate, and the rotating main shaft is used for driving the machine head to rotate;
the lifting frame comprises a first lifting frame body and a second lifting frame body connected to the first lifting frame body, the first lifting frame body comprises a base plate and a frame body arranged on the base plate, a first accommodating cavity is formed in the frame body, the base plate is provided with an installation seat, and the installation seat is positioned in the first accommodating cavity;
the frame body comprises a transverse plate and two vertical plates, the two vertical plates are respectively arranged on two sides of the base plate, the two vertical plates are arranged in parallel, the transverse plate is connected with the two vertical plates, and the base plate, the transverse plate and the two vertical plates are enclosed to form a first accommodating cavity;
the installation seat is provided with a second accommodating cavity, the main shaft is rotatably arranged on the installation seat, the main shaft is positioned in the second accommodating cavity, and one end of the main shaft protrudes out of the frame body;
the second driving assembly comprises a first motor and a transmission assembly, the first motor is arranged on the mounting seat, and the first motor drives the main shaft to rotate through the transmission assembly;
the second lifting frame body is connected to the transverse plate, a third accommodating cavity is formed in the second lifting frame body, a first groove is formed in the transverse plate, the first groove penetrates through the transverse plate and the mounting seat, and the first groove is communicated with the third accommodating cavity and the second accommodating cavity;
the third driving assembly comprises a second motor, a driving wheel and a belt, the second motor is arranged on the second lifting frame body, the driving wheel is connected to the output end of the second motor, the driving wheel is rotatably arranged in the third accommodating cavity, and the belt is wound on the driving wheel and the main shaft through the first groove.
Further, the vertical plate is provided with a plurality of second grooves, and the second grooves penetrate through the vertical plate.
Further, reinforcing ribs are connected between the vertical plate and the mounting seat and between the transverse plate and the mounting seat.
Further, a connecting block is arranged on one side, far away from the frame body, of the substrate, the first driving assembly drives the substrate to move through the connecting block, and the connecting block and the substrate are integrally formed; the base plate is provided with a plurality of third grooves at intervals, the third grooves are formed by inwards sinking from the surface of the base plate, and a first vibration reduction rib is formed between every two adjacent third grooves.
Further, a plurality of fourth grooves are formed in the second lifting frame body, the fourth grooves penetrate through the second lifting frame body, and the fourth grooves are communicated with the third accommodating cavity.
Further, the slide includes connecting plate and two slip tables, and the connecting plate is connected in two slip tables, and the connecting plate encloses with two slip tables and establishes into the storage tank, is provided with the slide rail on the slip table, and first drive assembly is located the storage tank, and connecting plate and two slip tables integrated into one piece set up.
Further, a plurality of fifth grooves are formed in the side, away from the accommodating groove, of the connecting plate at intervals, the fifth grooves are formed by inwards sinking from the surface of the connecting plate, and a second vibration reduction rib is formed between every two adjacent fifth grooves; the connecting plate is also provided with a plurality of sixth grooves, the sixth grooves penetrate through the connecting plate, and one sixth groove is arranged in each fifth groove.
Further, the sliding table is of a hollow structure and comprises a sliding table left side plate, a sliding table right side plate, a sliding table bottom plate, a sliding table guide part, a sliding table front plate and a sliding table rear plate; the sliding table left side plate, the sliding table right side plate, the sliding table bottom plate, the sliding table guide part, the sliding table front plate and the sliding table rear plate are enclosed to form a sliding table, the sliding table bottom plate is connected with the connecting plate, and the sliding rail is positioned at the sliding table guide part; the sliding table further comprises a plurality of transverse supporting plates and a plurality of longitudinal supporting plates, the transverse supporting plates are arranged in the sliding table at intervals in parallel, and the transverse supporting plates are connected to the left side plate, the right side plate, the bottom plate and the sliding guide part of the sliding table; the plurality of longitudinal support plates are arranged in the sliding table at intervals in parallel, and are connected with the sliding table bottom plate, the sliding table guide part, the sliding table front plate and the sliding table rear plate; the transverse supporting plate and the longitudinal supporting plate are intersected.
Further, the transverse supporting plate is provided with a plurality of first hollow grooves, and the first hollow grooves penetrate through the transverse supporting plate; the longitudinal support plate is provided with a plurality of second hollow grooves, and the second hollow grooves penetrate through the longitudinal support plate.
Further, a plurality of third hollow grooves are formed in the right side plate, the sliding table bottom plate and the sliding table front plate, and the third hollow grooves penetrate through the right side plate, the sliding table bottom plate and the sliding table front plate respectively.
The invention has the beneficial effects that: when the machine head is in operation, the first driving component drives the lifting frame to lift, the lifting frame controls the machining feeding amount of the machine head, and the first driving component is a screw rod transmission mechanism. The lifting frame is provided with two driving units, one is that the second driving component is used as the driving unit to drive the main shaft to rotate, and the other is that the third driving component is used as the driving unit to drive the main shaft to rotate. The second driving component drives the main shaft to rotate by utilizing the first motor and the transmission component, so that the main shaft can rotate at a high speed, and the main shaft rotating at the high speed drives the machine head to process a workpiece at the high speed; the third driving component drives the main shaft to rotate by using the second motor, the driving wheel and the belt, so that the main shaft can rotate at a low speed, and the main shaft rotating at the low speed drives the machine head to process a workpiece at the low speed. The lifting frame can be provided with two driving units at the same time, so that the machine head has two processing states of high-speed processing or low-speed processing, and the processing requirement of a workpiece is met.
The base plate, the transverse plate, the two vertical plates and the mounting seat of the first lifting frame body are integrally formed, and specifically can be formed by milling after casting and forming. The integrated into one piece's first crane body steadiness is high, and damping performance is good, can absorb the lathe and produce when processing partial vibration, improves the processingquality of lathe. The first lifting frame body is provided with a first accommodating cavity, the mounting seat is provided with a second accommodating cavity, the second lifting frame body is provided with a third accommodating cavity, and materials for manufacturing the lifting frame are reduced by the first accommodating cavity, the second accommodating cavity and the third accommodating cavity, so that the lifting frame is light in weight. The lifting assembly is provided with two driving units for driving the main shaft to rotate, so that the machine head has two processing states of high-speed processing or low-speed processing, and the processing requirement of a workpiece is met. And the lifting component has light weight, less material consumption, good vibration damping performance and high processing quality of the machine tool.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic exploded view of the present invention.
Fig. 3 is a schematic perspective view of a first lifter body according to the present invention.
Fig. 4 is a rear view of the first crane body of the present invention.
Fig. 5 is a cross-sectional view of the first crane body of the present invention.
Fig. 6 is a schematic perspective view of a second lifter body according to the present invention.
Fig. 7 is a schematic perspective view of a skateboard according to the present invention.
Fig. 8 is a schematic perspective view of another view of the skateboard of the present invention.
Fig. 9 is a cross-sectional view of the skateboard of the present invention.
Fig. 10 is a cross-sectional view of the skateboard of the present invention in another direction.
Reference numerals illustrate:
slide plate 1, connection plate 11, slide table 12, slide table left side plate 121, slide table right side plate 122, slide table bottom plate 123, slide table guide portion 124, slide table front plate 125, slide table rear plate 126, lateral support plate 127, longitudinal support plate 128, first hollow groove 129, second hollow groove 1210, third hollow groove 1211, accommodation groove 13, slide rail 14, fifth groove 15, second vibration reducing rib 16, sixth groove 17, lifter 2, first driving component 3, head 4, spindle 5, second driving component 6, first motor 61, transmission component 62, third driving component 7, second motor 71, driving wheel 72, belt 73, first lifter body 8, base plate 81, connection block 811, third groove 812, first vibration reducing rib 813, frame body 82, first accommodation cavity 83, mount 84, second accommodation cavity 85, lateral plate 86, first groove 861, vertical plate 87, second groove 871, stiffener 88, second lifter body 9, third accommodation cavity 91, fourth groove 92.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the lifting assembly of a machine tool provided by the invention comprises a slide plate 1, a lifting frame 2, a first driving assembly 3, a machine head 4, a main shaft 5, a second driving assembly 6 and a third driving assembly 7, wherein the lifting frame 2 is slidably arranged on the slide plate 1, the first driving assembly 3 is arranged on the slide plate 1 and is used for driving the lifting frame 2 to lift, the main shaft 5 is rotatably arranged on the lifting frame 2, the machine head 4 is connected with the output end of the main shaft 5, the second driving assembly 6 and the third driving assembly 7 are respectively arranged on the lifting frame 2, the second driving assembly 6 or/and the third driving assembly 7 are used for driving the main shaft 5 to rotate, and the rotating main shaft 5 is used for driving the machine head 4 to rotate;
the lifting frame 2 comprises a first lifting frame body 8 and a second lifting frame body 9 connected to the first lifting frame body 8, the first lifting frame body 8 comprises a base plate 81 and a frame body 82 arranged on the base plate 81, a first accommodating cavity 83 is formed in the frame body 82, a mounting seat 84 is arranged on the base plate 81, and the mounting seat 84 is located in the first accommodating cavity 83.
The frame 82 includes a transverse plate 86 and two vertical plates 87, the two vertical plates 87 are respectively disposed on two sides of the base plate 81, the two vertical plates 87 are disposed in parallel, the transverse plate 86 is connected to the two vertical plates 87, and the base plate 81, the transverse plate 86 and the two vertical plates 87 enclose a first accommodating cavity 83.
The mounting seat 84 is provided with a second accommodating cavity 85, the spindle 5 is rotatably arranged in the mounting seat 84, the spindle 5 is positioned in the second accommodating cavity 85, and one end of the spindle 5 protrudes out of the frame 82.
The second driving assembly 6 comprises a first motor 61 and a transmission assembly 62, the first motor 61 is arranged on the mounting seat 84, and the first motor 61 drives the spindle 5 to rotate through the transmission assembly 62;
the second lifting frame body 9 is connected to the transverse plate 86, the second lifting frame body 9 is provided with a third accommodating cavity 91, the transverse plate 86 is provided with a first groove 861, the first groove 861 penetrates through the transverse plate 86 and the mounting seat 84, and the first groove 861 is communicated with the third accommodating cavity 91 and the second accommodating cavity 85.
The third driving assembly 7 comprises a second motor 71, a driving wheel 72 and a belt 73, the second motor 71 is arranged on the second lifting frame body 9, the driving wheel 72 is connected to the output end of the second motor 71, the driving wheel 72 is rotatably arranged in the third accommodating cavity 91, and the belt 73 is wound on the driving wheel 72 and the main shaft 5 through the first groove 861.
When the machine head is in operation, the first driving component 3 drives the lifting frame 2 to lift, the lifting frame 2 controls the machining feeding amount of the machine head 4, and the first driving component 3 is a screw rod transmission mechanism. The lifting frame 2 is provided with two driving units, one is that the second driving component 6 is used as the driving unit to drive the main shaft 5 to rotate, and the other is that the third driving component 7 is used as the driving unit to drive the main shaft 5 to rotate. The second driving component 6 drives the spindle 5 to rotate by utilizing the first motor 61 and the transmission component 62, so that the spindle 5 can rotate at a high speed, and the spindle 5 rotating at the high speed drives the machine head 4 to process a workpiece at a high speed; the third driving assembly 7 uses the second motor 71, the driving wheel 72 and the belt 73 to drive the spindle 5 to rotate, so that the spindle 5 obtains low-speed rotation, and the low-speed rotation spindle 5 drives the machine head 4 to process the workpiece at a low speed. The lifting frame 2 can be provided with two driving units at the same time, so that the machine head 4 has two processing states of high-speed processing or low-speed processing, and the processing requirement of a workpiece is met.
The base plate 81, the transverse plate 86, the two vertical plates 87 and the mounting base 84 of the first lifting frame body 8 are integrally formed, and specifically can be formed by milling after casting. The steadiness of integrated into one piece's first crane body 8 is high, and damping performance is good, can absorb the part vibration that the lathe produced when processing, in addition, compare in a plurality of parts independent machine shaping reassembles together again, and the vibrations in avoiding the use lead to the junction between a plurality of parts not hard up, improves the processingquality of lathe. The first lifting frame body 8 is provided with a first accommodating cavity 83, the mounting seat 84 is provided with a second accommodating cavity 85, the second lifting frame body 9 is provided with a third accommodating cavity 91, and the first accommodating cavity 83, the second accommodating cavity 85 and the third accommodating cavity 91 reduce materials for manufacturing the lifting frame 2, so that the lifting frame 2 is light in weight. The lifting assembly is provided with two driving units for driving the spindle 5 to rotate, so that the machine head 4 has two machining states of high-speed machining or low-speed machining, and the machining requirement of a workpiece is met. And the lifting component has light weight, less material consumption, good vibration damping performance and high processing quality of the machine tool.
As shown in fig. 3, in this embodiment, the vertical plate 87 is provided with a plurality of second grooves 871, and the second grooves 871 penetrate the vertical plate 87. Providing the plurality of second grooves 871 may reduce the material from which the crane 2 is manufactured, lighten the weight of the crane 2, and increase the heat radiation effect of the crane 2.
As shown in fig. 5, in this embodiment, reinforcing ribs 88 are connected between the vertical plate 87 and the mounting base 84, and between the horizontal plate 86 and the mounting base 84. The reinforcing ribs 88 increase the rigidity and stability between the vertical plate 87 and the mounting seat 84 and between the transverse plate 86 and the mounting seat 84, and meanwhile, the reinforcing ribs 88 can absorb part of vibration transmitted by the lifting frame 2, so that the machining quality of the machine tool is improved.
As shown in fig. 4, in the present embodiment, a connection block 811 is disposed on a side of the substrate 81 away from the frame 82, the first driving assembly 3 drives the substrate 81 to move via the connection block 811, and the connection block 811 is integrally formed with the substrate 81; the base plate 81 is provided with a plurality of third grooves 812 at intervals, the third grooves 812 are recessed inward from the surface of the base plate 81, and a first vibration-damping rib 813 is formed between every two adjacent third grooves 812.
The plurality of third grooves 812 may reduce the material of the substrate 81, lighten the mass of the substrate 81, and increase the heat dissipation effect of the substrate 81. The first vibration reduction rib 813 has an energy absorption function, namely, absorbs certain vibration, and improves the machining quality of the machine tool.
As shown in fig. 6, in the present embodiment, the second lifter body 9 is provided with a plurality of fourth grooves 92, the fourth grooves 92 penetrate the second lifter body 9, and the fourth grooves 92 are communicated with the third accommodating cavity 91.
Providing a plurality of fourth grooves 92 can reduce the material for manufacturing the second crane body 9, lighten the mass of the second crane body 9, and increase the heat radiation effect of the second crane body 9.
As shown in fig. 7, in this embodiment, the sliding plate 1 includes a connecting plate 11 and two sliding tables 12, the connecting plate 11 is connected to the two sliding tables 12, the connecting plate 11 and the two sliding tables 12 enclose a containing groove 13, the sliding tables 12 are provided with sliding rails 14, the first driving assembly 3 is located in the containing groove 13, and the connecting plate 11 and the two sliding tables 12 are integrally formed.
The first drive assembly 3 is located in the receiving groove 13, reducing the risk of damage to the first drive assembly 3 due to collision. The first driving assembly 3 drives the lifting frame 2 to slide along the sliding rail 14. The integrated into one piece's setting slide 1 steadiness is high, and the damping performance is good, can absorb the lathe and produce partial vibration when processing, improves the processingquality of lathe.
As shown in fig. 8, in this embodiment, a plurality of fifth grooves 15 are disposed at a side of the connecting plate 11 away from the accommodating groove 13 at intervals, the plurality of fifth grooves 15 are recessed inward from the surface of the connecting plate 11, and a second vibration-damping rib 16 is formed between every two adjacent fifth grooves 15; the connection plate 11 is further provided with a plurality of sixth grooves 17, one sixth groove 17 being provided in each fifth groove 15, the sixth grooves 17 penetrating the connection plate 11.
The second vibration-damping rib 16 has the function of absorbing energy, namely absorbing certain vibration, and improving the machining quality of the machine tool. The provision of the plurality of fifth grooves 15 and the plurality of sixth grooves 17 can reduce the material of which the connection plate 11 is made, lighten the mass of the connection plate 11, and simultaneously increase the heat radiation effect of the connection plate 11.
As shown in fig. 7 to 10, in the present embodiment, the sliding table 12 has a hollow structure, and the sliding table 12 includes a left sliding table side plate 121, a right sliding table side plate 122, a sliding table bottom plate 123, a sliding table guiding portion 124, a sliding table front plate 125, and a sliding table rear plate 126; the left side plate 121, the right side plate 122, the bottom plate 123, the guide part 124, the front plate 125 and the back plate 126 are surrounded to form a sliding table 12, the bottom plate 123 is connected with the connecting plate 11, and the sliding rail 14 is positioned on the guide part 124; the sliding table 12 further comprises a plurality of transverse supporting plates 127 and a plurality of longitudinal supporting plates 128, the plurality of transverse supporting plates 127 are arranged in the sliding table 12 at intervals in parallel, and the transverse supporting plates 127 are connected with the left sliding table side plate 121, the right sliding table side plate 122, the sliding table bottom plate 123 and the sliding table guiding and sliding part 124; the plurality of longitudinal support plates 128 are arranged in the sliding table 12 at intervals in parallel, and the longitudinal support plates 128 are connected with the sliding table bottom plate 123, the sliding table guide and sliding part 124, the sliding table front plate 125 and the sliding table rear plate 126; the lateral support plates 127 and the longitudinal support plates 128 are disposed to intersect.
The left side plate 121, the right side plate 122, the bottom plate 123, the guide part 124, the front plate 125, the back plate 126, the connecting plate 11, the transverse support plates 127 and the longitudinal support plates 128 are integrally formed, and the integrated structure is formed by milling after casting. The integrally formed sliding plate 1 has high stability and good vibration damping performance, can absorb partial vibration generated during machining of a machine tool, and improves the machining quality of the machine tool. The transverse supporting plates 127 and the longitudinal supporting plates 128 which are arranged in a crossing mode can support the left side plate 121, the right side plate 122, the bottom plate 123, the sliding guide part 124, the front plate 125 and the rear plate 126 of the sliding table, stability of the sliding table 12 is improved, and the transverse supporting plates 127 and the longitudinal supporting plates 128 can absorb certain vibration to improve machining quality of a machine tool. The sliding table 12 is composed of a sliding table left side plate 121, a sliding table right side plate 122, a sliding table bottom plate 123, a sliding table guide part 124, a sliding table front plate 125, a sliding table rear plate 126, a plurality of transverse supporting plates 127 and a plurality of longitudinal supporting plates 128, is not a solid structure, and has the characteristics of light weight, less material consumption and low cost.
As shown in fig. 9 and 10, in this embodiment, the transverse support plate 127 is provided with a plurality of first hollow grooves 129, and the first hollow grooves 129 penetrate through the transverse support plate 127; the longitudinal support plate 128 is provided with a plurality of second hollow grooves 1210, and the second hollow grooves 1210 penetrate through the longitudinal support plate 128.
Providing the first hollow groove 129 may reduce the raw material for manufacturing the lateral support plate 127 and increase the heat dissipation effect of the lateral support plate 127. Providing the second hollow groove 1210 may reduce raw materials for manufacturing the longitudinal support plates 128 and increase heat dissipation effects of the longitudinal support plates 128.
As shown in fig. 7 and 8, in this embodiment, the characteristic is that: the sliding table right side plate 122, the sliding table bottom plate 123 and the sliding table front plate 125 are provided with a plurality of third hollow grooves 1211, and the third hollow grooves 1211 respectively penetrate through the sliding table right side plate 122, the sliding table bottom plate 123 and the sliding table front plate 125. Providing the plurality of third hollow grooves 1211 may reduce raw materials for manufacturing the slide table 12 while increasing the heat dissipation effect of the slide table 12.
All technical features in the embodiment can be freely combined according to actual needs.
The foregoing embodiments are preferred embodiments of the present invention, and in addition, the present invention may be implemented in other ways, and any obvious substitution is within the scope of the present invention without departing from the concept of the present invention.
Claims (10)
1. A lifting assembly for a machine tool, characterized by: the machine head is connected to the output end of the main shaft, the second driving assembly and the third driving assembly are arranged on the lifting frame, the second driving assembly and the third driving assembly are used for driving the main shaft to rotate, and the rotating main shaft is used for driving the machine head to rotate;
the lifting frame comprises a first lifting frame body and a second lifting frame body connected to the first lifting frame body, the first lifting frame body comprises a base plate and a frame body arranged on the base plate, a first accommodating cavity is formed in the frame body, the base plate is provided with an installation seat, and the installation seat is positioned in the first accommodating cavity;
the frame body comprises a transverse plate and two vertical plates, the two vertical plates are respectively arranged on two sides of the base plate, the two vertical plates are arranged in parallel, the transverse plate is connected with the two vertical plates, and the base plate, the transverse plate and the two vertical plates are enclosed to form a first accommodating cavity;
the installation seat is provided with a second accommodating cavity, the main shaft is rotatably arranged on the installation seat, the main shaft is positioned in the second accommodating cavity, and one end of the main shaft protrudes out of the frame body;
the second driving assembly comprises a first motor and a transmission assembly, the first motor is arranged on the mounting seat, and the first motor drives the main shaft to rotate through the transmission assembly;
the second lifting frame body is connected to the transverse plate, a third accommodating cavity is formed in the second lifting frame body, a first groove is formed in the transverse plate, the first groove penetrates through the transverse plate and the mounting seat, and the first groove is communicated with the third accommodating cavity and the second accommodating cavity;
the third driving assembly comprises a second motor, a driving wheel and a belt, the second motor is arranged on the second lifting frame body, the driving wheel is connected to the output end of the second motor, the driving wheel is rotatably arranged in the third accommodating cavity, and the belt is wound on the driving wheel and the main shaft through the first groove; the base plate, the transverse plate, the two vertical plates and the mounting seat of the first lifting frame body are integrally formed.
2. A lifting assembly for a machine tool according to claim 1, wherein: the vertical plate is provided with a plurality of second grooves, and the second grooves penetrate through the vertical plate.
3. A lifting assembly for a machine tool according to claim 1, wherein: reinforcing ribs are connected between the vertical plate and the mounting seat and between the transverse plate and the mounting seat.
4. A lifting assembly for a machine tool according to claim 1, wherein: a connecting block is arranged on one side of the substrate far away from the frame body, the first driving component drives the substrate to move through the connecting block, and the connecting block and the substrate are integrally formed; the base plate is provided with a plurality of third grooves at intervals, the third grooves are formed by inwards sinking from the surface of the base plate, and a first vibration reduction rib is formed between every two adjacent third grooves.
5. A lifting assembly for a machine tool according to claim 1, wherein: the second lifting frame body is provided with a plurality of fourth grooves, the fourth grooves penetrate through the second lifting frame body, and the fourth grooves are communicated with the third accommodating cavity.
6. A lifting assembly for a machine tool according to claim 1, wherein: the sliding plate comprises a connecting plate and two sliding tables, the connecting plate is connected to the two sliding tables, the connecting plate and the two sliding tables are enclosed to form a containing groove, a sliding rail is arranged on the sliding tables, the first driving assembly is located in the containing groove, and the connecting plate and the two sliding tables are integrally formed.
7. A lifting assembly for a machine tool as recited in claim 6, wherein: a plurality of fifth grooves are formed in the side, away from the accommodating groove, of the connecting plate at intervals, the fifth grooves are formed by inwards sinking from the surface of the connecting plate, and a second vibration reduction rib is formed between every two adjacent fifth grooves; the connecting plate is also provided with a plurality of sixth grooves, the sixth grooves penetrate through the connecting plate, and one sixth groove is arranged in each fifth groove.
8. A lifting assembly for a machine tool as recited in claim 6, wherein: the sliding table is of a hollow structure and comprises a sliding table left side plate, a sliding table right side plate, a sliding table bottom plate, a sliding table sliding guide part, a sliding table front plate and a sliding table rear plate; the sliding table left side plate, the sliding table right side plate, the sliding table bottom plate, the sliding table guide part, the sliding table front plate and the sliding table rear plate are enclosed to form a sliding table, the sliding table bottom plate is connected with the connecting plate, and the sliding rail is positioned at the sliding table guide part; the sliding table further comprises a plurality of transverse supporting plates and a plurality of longitudinal supporting plates, the transverse supporting plates are arranged in the sliding table at intervals in parallel, and the transverse supporting plates are connected to the left side plate, the right side plate, the bottom plate and the sliding guide part of the sliding table; the plurality of longitudinal support plates are arranged in the sliding table at intervals in parallel, and are connected with the sliding table bottom plate, the sliding table guide part, the sliding table front plate and the sliding table rear plate; the transverse supporting plate and the longitudinal supporting plate are intersected.
9. A lifting assembly for a machine tool according to claim 8, wherein: the transverse supporting plate is provided with a plurality of first hollow grooves, and the first hollow grooves penetrate through the transverse supporting plate; the longitudinal support plate is provided with a plurality of second hollow grooves, and the second hollow grooves penetrate through the longitudinal support plate.
10. A lifting assembly for a machine tool according to claim 8, wherein: the sliding table right side plate, the sliding table bottom plate and the sliding table front plate are all provided with a plurality of third hollow grooves, and the plurality of third hollow grooves respectively penetrate through the sliding table right side plate, the sliding table bottom plate and the sliding table front plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811452954.0A CN109483304B (en) | 2018-11-30 | 2018-11-30 | Lifting assembly of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811452954.0A CN109483304B (en) | 2018-11-30 | 2018-11-30 | Lifting assembly of machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109483304A CN109483304A (en) | 2019-03-19 |
| CN109483304B true CN109483304B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811452954.0A Active CN109483304B (en) | 2018-11-30 | 2018-11-30 | Lifting assembly of machine tool |
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|---|---|
| CN (1) | CN109483304B (en) |
Citations (12)
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