CN219211642U - Moving device of machine tool rest - Google Patents
Moving device of machine tool rest Download PDFInfo
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- CN219211642U CN219211642U CN202320221035.2U CN202320221035U CN219211642U CN 219211642 U CN219211642 U CN 219211642U CN 202320221035 U CN202320221035 U CN 202320221035U CN 219211642 U CN219211642 U CN 219211642U
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- guide rail
- connecting frame
- lathe bed
- tool rest
- rail mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model belongs to the technical field of machine tool technology and specifically relates to a mobile device of lathe knife rest, including lathe bed, knife rest, first guide rail mechanism and second guide rail mechanism, the knife rest is vertical to be set up in one side of lathe bed, its structural feature, still including setting up the lathe bed with link between the knife rest, the lathe bed pass through first guide rail mechanism with the link level slides and is connected, the link is kept away from one side of lathe bed pass through the second guide rail mechanism with the vertical direction of knife rest slides and is connected, and the knife rest passes through the connection realization of link and is vertical direction and horizontal movement relative lathe bed, and first guide rail mechanism and second guide rail mechanism are connected to the link, and link atress area and bearing capacity are big, and rigidity is good, and it is little to warp, has improved the precision of knife rest level and vertical direction motion.
Description
Technical Field
The application relates to the technical field of machine tools, in particular to a moving device of a tool rest of a machine tool.
Background
The high-precision center-moving type automatic lathe has the advantages that the cutter rest can slide along the X axis and the Y axis relative to the lathe body, the Y axis is arranged along the vertical direction, the main shaft is arranged along the Z axis, the X axis is arranged along the horizontal direction perpendicular to the main shaft, the sliding speed is high, the structure is compact, the efficiency is high, the cutter rest and the lathe body are connected through two-axis guide rails, the two-axis guide rails are often made into an integrated structure, and therefore the two-axis sliding motion of the compact structure is realized.
However, when the tool rest cuts a workpiece, cutting force is transmitted to the tool body in a point contact mode through the cross guide rail sliding block, and under the working condition of large cutting force, the cross guide rail sliding block is weak in rigidity and easy to deform, so that the guiding precision of the tool rest is poor.
In view of the above-described related art, the inventors considered that there is a defect that the guiding accuracy of the tool post of the machine tool is poor.
Disclosure of Invention
In order to solve the problem of poor guiding precision of a machine tool rest, the application provides a moving device of the machine tool rest, which adopts the following technical scheme:
the utility model provides a mobile device of lathe knife rest, includes lathe bed, knife rest, first guide mechanism and second guide mechanism, the knife rest is vertical to be set up in one side of lathe bed, still including setting up the lathe bed with link between the knife rest, the lathe bed through first guide mechanism with the link level slides and is connected, the link keep away from one side of lathe bed through second guide mechanism with the vertical direction of knife rest slides and is connected.
Through adopting above-mentioned technical scheme, the knife rest slides through second guide rail mechanism and link vertical direction and is connected, and the link slides through first guide rail mechanism and lathe bed level and is connected, and like this, the knife rest is realized doing vertical direction and horizontal motion relative lathe bed through the connection of link, and first guide rail mechanism and second guide rail mechanism are connected to the link, and link area and bearing capacity are big, and rigidity is good to warp for a short time, has improved the precision of knife rest level and vertical direction motion.
Optionally, the link is the hollow steel sheet that vertical direction set up, the steel sheet upper end has to being close to the lathe bed one side is followed the convex supporting part of horizontal direction, the steel sheet lower extreme be close to one side of lathe bed be equipped with the recess of supporting part parallel arrangement, the supporting part with the recess is used for installing first guide rail mechanism, the knife rest be close to one side of link with the steel sheet is kept away from one side of supporting part is through second guide rail mechanism sliding connection.
Through adopting above-mentioned technical scheme, the link is the hollow steel sheet that vertical direction set up, and the steel sheet upper end has to being close to lathe bed one side convex supporting part, the lower extreme is equipped with the recess, and the structural rigidity of link is good, and the strong point distance that the knife rest is connected with the link is far away, and bearing capacity is big, warp little.
Optionally, the first guide rail mechanism includes two parallel arrangement's guide rail and slides and set up a plurality of sliders on the guide rail, wherein a plurality of on the guide rail the slider with supporting part fixed connection, another a plurality of on the guide rail the slider with recess bottom fixed connection, two parallel arrangement the guide rail with lathe bed fixed connection, the link passes through two parallel arrangement the guide rail and a plurality of the slider with lathe bed sliding connection.
Through adopting above-mentioned technical scheme, the link passes through two parallel guide rail and several slider and lathe bed sliding connection from top to bottom, and area of action is big, and the atress is effectual, and transfer rate is fast, and the resistance is little, can realize the quick travel of knife rest horizontal direction.
Optionally, the second guide rail mechanism includes a dovetail groove arranged on one side of the steel plate close to the tool rest along a vertical direction, and the dovetail groove is formed by protruding two ends of the steel plate to one side of the tool rest; the dovetail guide block is formed by protruding the middle part of the tool rest to one side of the steel plate, the dovetail groove is in sliding fit with the dovetail, and the tool rest is in sliding fit with the connecting frame through the dovetail groove and the dovetail.
Through adopting above-mentioned technical scheme, dovetail on the knife rest and dovetail sliding connection on the link, dovetail structure atress is effectual, and it is little to warp, has improved the vertical direction motion precision of knife rest.
Optionally, the tool rest further comprises a first driving mechanism for driving the connecting frame to horizontally move and a second driving mechanism for driving the tool rest to vertically move.
Through adopting above-mentioned technical scheme, the link moves horizontally under first actuating mechanism's drive, and the link drives knife rest horizontal migration, and the knife rest moves vertically under second actuating mechanism's drive, and the knife rest realizes moving horizontally and vertically under first actuating mechanism and second actuating mechanism's drive.
Optionally, the first actuating mechanism is including fixed the setting is in the first driving motor on the lathe bed, with first driving motor output shaft fixed connection's first screw rod, first screw rod keep away from first driving motor's one end with the lathe bed rotates to be connected, fixed being provided with first nut on the link, first screw rod wear to locate first nut, with first nut transmission is connected.
Through adopting above-mentioned technical scheme, the link passes through the transmission connection of first screw rod and first nut, realizes the horizontal migration of link, and the transmission structure of screw rod and nut, transmission precision is high.
Optionally, the second actuating mechanism is including fixed setting second driving motor on the link, with second driving motor output shaft fixed connection's second screw rod, the second screw rod keep away from second driving motor's one end with the link rotates to be connected, fixedly on the knife rest be provided with the second nut, the second screw rod wear to locate the second nut, with second nut transmission is connected.
Through adopting above-mentioned technical scheme, the knife rest passes through the transmission connection of second screw rod and second nut, realizes the vertical direction removal of knife rest, and the transmission structure of screw rod and nut, transmission precision is high.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the tool rest is connected with the connecting frame in a sliding manner in the vertical direction through the second guide rail mechanism, and the connecting frame is connected with the lathe bed in a sliding manner in a horizontal manner through the first guide rail mechanism, so that the tool rest can move in the vertical direction and the horizontal direction relative to the lathe bed through the connection of the connecting frame, the connecting frame is connected with the first guide rail mechanism and the second guide rail mechanism, the stress area and the bearing capacity of the connecting frame are large, the rigidity is good, the deformation is small, and the precision of the movement of the tool rest in the horizontal direction and the vertical direction is improved.
2. The link is the hollow steel sheet that vertical direction set up, and the steel sheet upper end has to be close to lathe bed one side convex supporting part, and the lower extreme is equipped with the recess, and the structural rigidity of link is good, and the strong point distance that the knife rest is connected with the link is far away, and bearing capacity is big, and is out of shape little.
3. The connecting frame is connected with the lathe bed in a sliding way through the two parallel guide rails and the plurality of sliding blocks up and down, the acting area is large, the stress effect is good, the transmission speed is high, the resistance is small, and the quick movement of the tool rest in the horizontal direction can be realized.
4. The dovetail on the tool rest is in sliding connection with the dovetail groove on the connecting frame, so that the dovetail structure has good stress effect and small deformation, and the movement precision of the tool rest in the vertical direction is improved.
5. The connecting frame is connected with the first nut through the transmission of the first screw rod, so that the horizontal movement of the connecting frame is realized, the transmission structure of the screw rod and the nut is realized, and the transmission precision is high.
6. The tool rest is connected with the second nut through the transmission of the second screw rod, so that the tool rest can move in the vertical direction, the screw rod and the nut are of a transmission structure, and the transmission precision is high.
Drawings
Fig. 1 is a schematic view of the overall structure of a moving device of the tool rest of the present application.
Fig. 2 is a side view of a moving device of the tool holder of the present application.
Fig. 3 is a bottom view of fig. 2 intended to show the connection of the tool holder and the connecting frame after explosion.
Fig. 4 is a schematic diagram of the first driving mechanism and the second driving mechanism.
In the figure:
1. a bed body; 2. a tool holder; 3. a first rail mechanism; 31. a guide rail; 32. a slide block; 4. a second rail mechanism; 41. dovetail grooves, 42, dovetails; 5. a connecting frame; 51. a support part; 52. a steel plate; 53. a groove; 6. a first driving mechanism; 61. a first driving motor; 62. a first screw; 63. a first nut; 7. a second driving mechanism; 71. a second driving motor; 72. a second screw; 73. and a second nut.
Detailed Description
The present application is described in further detail below in conjunction with fig. 1-4.
The application discloses a mobile device of lathe knife rest, concretely relates to high-accuracy walk core formula automatic lathe's knife rest mobile device, knife rest 2 can slide along X axle and Y axle for lathe bed 1, and the Y axle is along vertical direction, and the main shaft sets up along the Z axle, and the X axle is along the horizontal direction of perpendicular to main shaft.
Referring to fig. 1, a moving device for a tool rest of a machine tool comprises a machine tool body 1, a tool rest 2, a first guide rail mechanism 3 and a second guide rail mechanism 4, wherein the tool rest 2 is vertically arranged on one side of the machine tool body 1, the moving device further comprises a connecting frame 5 arranged between the machine tool body 1 and the tool rest 2, the machine tool body 1 is horizontally connected with the connecting frame 5 in a sliding manner through the first guide rail mechanism 3, one side of the connecting frame 5, far away from the machine tool body 1, is connected with the tool rest 2 in a sliding manner in the vertical direction through the second guide rail mechanism 4, the tool rest 2 is connected with the first guide rail mechanism 3 and the second guide rail mechanism 4 in a sliding manner through the connection of the connecting frame 5, the stress area and the bearing capacity of the connecting frame 5 are large, the rigidity is good, the deformation is small, and the moving precision of the tool rest 2 in the horizontal direction and the vertical direction is improved.
Referring to fig. 1 and 2, the connecting frame 5 is provided with a hollow steel plate 52 in the vertical direction, the hollow space is used for realizing the processing of a workpiece through a main shaft, a supporting part 51 protruding towards one side close to the lathe bed 1 is arranged at the upper end of the steel plate 52, a groove 53 parallel to the supporting part 51 is arranged at one side close to the lathe bed of the lower end of the steel plate 52, the supporting part 51 and the groove 53 are used for installing the first guide rail mechanism 3, one side of the tool rest 2 close to the connecting frame 5 is slidably connected with one side of the steel plate 52 far away from the supporting part 51 through the second guide rail mechanism 4, and the connecting frame 5 has good structural rigidity, large bearing capacity and small deformation.
Referring to fig. 1 and 2, the first rail mechanism 3 includes two parallel-arranged rails 31 and two sliders 32 slidably disposed on each rail 31, the two sliders 32 are fixedly connected with the supporting portion 51, the other two sliders are fixedly connected with the bottom of the groove 53, the two rails 31 are fixedly connected with the lathe bed 1, the connecting frame 5 is slidably connected with the lathe bed 1 through the two rails 31 and the four sliders 32 which are vertically arranged in parallel, the acting area is large, the stress effect is good, the transmission speed is high, the resistance is small, and the quick movement of the tool rest 2 in the horizontal direction can be realized.
Referring to fig. 2 and 3, the second rail mechanism includes a dovetail groove 41 provided on a side of the steel plate 52 close to the tool rest 2 in the vertical direction, the dovetail groove 41 being a dovetail guide groove formed by projecting both ends of the steel plate 52 toward the tool rest 2 side; the vertical direction is along setting up the dovetail 42 that is close to steel sheet 52 one side at knife rest 2, and the dovetail 42 is by the middle part of knife rest 2 to the dovetail direction tenon that steel sheet 52 one side protrusion formed, and dovetail 41 and dovetail 42 sliding fit, knife rest 2 pass through dovetail 41 and dovetail 42 and link 5 sliding fit, and dovetail structure atress is effectual, and the deformation is little, has improved the vertical direction motion precision of knife rest 2.
Referring to fig. 4, the moving device of the tool rest 2 further comprises a first driving mechanism 6 for driving the connecting frame 5 to move horizontally and a second driving mechanism 7 for driving the tool rest 2 to move vertically, wherein the first driving mechanism 6 comprises a first driving motor 61 fixedly arranged on the tool body 1, a first screw rod 62 fixedly connected with an output shaft of the first driving motor 61, one end of the first screw rod 62 far away from the first driving motor 61 is rotationally connected with the tool body 1, a first nut 63 is fixedly arranged on the connecting frame 5, and the first screw rod 62 penetrates through the first nut 63 and is in transmission connection with the first nut 63; the second driving mechanism 7 comprises a second driving motor 71 fixedly arranged on the connecting frame 5, a second screw rod 72 fixedly connected with an output shaft of the second driving motor 71, one end, far away from the second driving motor 71, of the second screw rod 72 is rotationally connected with the connecting frame 5, a second nut 73 is fixedly arranged on the tool rest 2, the second screw rod 72 penetrates through the second nut 73 and is in transmission connection with the second nut 73, the connecting frame 5 is in transmission connection with the first nut 63 through the first screw rod 62, the tool rest 2 is in transmission connection with the second nut 73 through the second screw rod 72, the tool rest 2 moves in the vertical direction and the horizontal direction, the transmission structure of the screw rod and the nut is high in transmission precision.
The working process of the moving device of the tool rest of the machine tool is as follows: the first driving motor 61 rotates to drive the first screw 62 to rotate, the first nut 63 drives the connecting frame 5 to horizontally move along the direction of the guide rail 31 in the first guide rail mechanism 3, the connecting frame 5 drives the tool rest 2 to horizontally move through the horizontal transmission of the dovetail groove 41 and the dovetail block 42 of the second guide rail mechanism 4, the second driving motor 71 rotates to drive the second screw 72 to rotate, and the second nut 73 drives the tool rest 2 to vertically move along the dovetail groove 41 and the dovetail block 42 of the second guide rail mechanism 31.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in order, so: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. The utility model provides a mobile device of lathe knife rest, includes lathe bed (1), knife rest (2), first guide rail mechanism (3) and second guide rail mechanism (4), knife rest (2) are vertical to be set up in one side of lathe bed (1), its characterized in that: the machine tool comprises a machine tool body (1), a tool rest (2) and a connecting frame (5) arranged between the machine tool body (1) and the tool rest (2), wherein the machine tool body (1) is connected with the connecting frame (5) in a sliding manner in the horizontal direction through a first guide rail mechanism (3), and one side, far away from the machine tool body (1), of the connecting frame (5) is connected with the tool rest (2) in a sliding manner in the vertical direction through a second guide rail mechanism (4).
2. A machine tool head moving device according to claim 1, wherein: the connecting frame (5) is hollow steel plate (52) that vertical direction set up, steel plate (52) upper end has to be close to lathe bed (1) one side is followed horizontal direction convex supporting part (51), steel plate (52) lower extreme be close to one side of lathe bed be equipped with supporting part (51) parallel arrangement's recess (53), supporting part (51) with recess (53) are used for installing first guide rail mechanism (3), tool rest (2) are close to one side of connecting frame (5) with steel plate (52) are kept away from one side of supporting part (51) is through second guide rail mechanism (4) sliding connection.
3. A machine tool head moving device according to claim 2, wherein: the first guide rail mechanism (3) comprises two guide rails (31) which are arranged in parallel and a plurality of sliding blocks (32) which are arranged on the guide rails (31) in a sliding manner, wherein one guide rail (31) is provided with a plurality of sliding blocks (32) which are fixedly connected with the supporting part (51), the other guide rail (31) is provided with a plurality of sliding blocks (32) which are fixedly connected with the bottom of the groove (53), the two guide rails (31) which are arranged in parallel are fixedly connected with the lathe bed (1), and the connecting frame (5) is connected with the lathe bed (1) in a sliding manner through the two guide rails (31) which are arranged in parallel and the plurality of sliding blocks (32).
4. A machine tool head moving device according to claim 2, wherein: the second guide rail mechanism (4) comprises a dovetail groove (41) arranged on one side, close to the tool rest (2), of the steel plate (52) along the vertical direction, and the dovetail groove (41) is formed by protruding two ends of the steel plate (52) to one side of the tool rest (2); the novel steel plate connecting frame is characterized by further comprising a dovetail (42) arranged on one side, close to the steel plate (52), of the tool rest (2) along the vertical direction, the dovetail (42) is formed by protruding from the middle of the tool rest (2) to one side of the steel plate (52), the dovetail groove (41) is in sliding fit with the dovetail (42), and the tool rest (2) is in sliding fit with the connecting frame (5) through the dovetail groove (41) and the dovetail (42).
5. A machine tool head moving device according to claim 1, wherein: the tool rest is characterized by further comprising a first driving mechanism (6) for driving the connecting frame (5) to move horizontally and a second driving mechanism (7) for driving the tool rest (2) to move vertically.
6. A machine tool head moving apparatus as defined in claim 5, wherein: the first driving mechanism (6) comprises a first driving motor (61) fixedly arranged on the lathe bed (1), a first screw (62) fixedly connected with an output shaft of the first driving motor (61), one end, away from the first driving motor (61), of the first screw (62) is rotationally connected with the lathe bed (1), a first nut (63) is fixedly arranged on the connecting frame (5), and the first screw (62) penetrates through the first nut (63) and is in transmission connection with the first nut (63).
7. A machine tool head moving apparatus as defined in claim 5, wherein: the second driving mechanism (7) comprises a second driving motor (71) fixedly arranged on the connecting frame (5), a second screw (72) fixedly connected with an output shaft of the second driving motor (71), one end, far away from the second driving motor (71), of the second screw (72) is rotationally connected with the connecting frame (5), a second nut (73) is fixedly arranged on the tool rest (2), and the second screw (72) penetrates through the second nut (73) and is in transmission connection with the second nut (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320221035.2U CN219211642U (en) | 2023-02-15 | 2023-02-15 | Moving device of machine tool rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320221035.2U CN219211642U (en) | 2023-02-15 | 2023-02-15 | Moving device of machine tool rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219211642U true CN219211642U (en) | 2023-06-20 |
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ID=86745899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320221035.2U Active CN219211642U (en) | 2023-02-15 | 2023-02-15 | Moving device of machine tool rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219211642U (en) |
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2023
- 2023-02-15 CN CN202320221035.2U patent/CN219211642U/en active Active
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