CN220944449U - Novel numerical control roll grinder - Google Patents
Novel numerical control roll grinder Download PDFInfo
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- CN220944449U CN220944449U CN202322649925.6U CN202322649925U CN220944449U CN 220944449 U CN220944449 U CN 220944449U CN 202322649925 U CN202322649925 U CN 202322649925U CN 220944449 U CN220944449 U CN 220944449U
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- 238000005259 measurement Methods 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 229910001651 emery Inorganic materials 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000004513 sizing Methods 0.000 claims description 4
- 238000013459 approach Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a novel numerical control roll grinder, the measuring arm of the measuring device has larger swinging angle range, and meanwhile, the required driving force is smaller, the swinging precision is easier to control, and the high-precision measuring requirement can be met. The small cantilever is driven to rotate by the cantilever driving mechanism, the large cantilever is driven to rotate by the rotating shaft, the driving stroke is effectively reduced by the mode, the large cantilever and the measuring head connected with the large cantilever can be driven to rotate by using the small driving force to detect the workpiece to be detected, and meanwhile, the control precision is higher, and the measuring requirement of high precision can be met.
Description
Technical Field
The utility model relates to the technical field of numerical control roll grinding machines, in particular to a novel numerical control roll grinding machine.
Background
The numerical control roll grinder is an important supporting device for a rolling production line of steel and plates, and the grinding precision and the grinding efficiency of the numerical control roll grinder directly influence the rolling quality and the production efficiency of the steel plates. It is generally composed of a lathe bed, a headstock, a tailstock, a center rest, a carriage, a grinding frame, a measuring device and the like, and is provided with a special electric system and a hydraulic system. The measuring device is used as one of important parts of the roll grinder and is mainly used for measuring parameters such as the roll diameter, the roll shape, the roundness and the like of the roll.
The measuring arm of the measuring device of the conventional grinding machine generally adopts a C-shaped cantilever, for example, the application number 202011590158.0 of the patent I discloses an online C-shaped measuring device for a numerical control roll grinding machine, and the adopted C-shaped measuring arm is directly arranged on the side surface of the grinding machine and is driven by the grinding machine; the application number 201911366829.2 of the second patent discloses a roll-shaped precise online measuring system of a numerical control roll grinder, a rocker arm (measuring arm) is installed on a large carriage through a measuring frame, the rocker arm (measuring arm) is driven by the large carriage, the measuring frame is a gantry truss, compared with the first patent, the stability of connection of the rocker arm (measuring arm) and the rocker arm (measuring arm) is better because the rigidity of the gantry truss is stronger, however, the rocker arm (measuring arm) is similar to the structure of a C-shaped measuring arm of the first patent and is directly connected through a driving mechanism, and the rocker arm (measuring arm) is driven to swing, because the whole length of the rocker arm (measuring arm) is longer, and the swinging end of the rocker arm (measuring arm) is also provided with a measuring head and a driving mechanism thereof, the whole weight of the rocker arm (measuring arm) is heavier, so that the driving stroke of the driving mechanism for driving the rocker arm (measuring arm) to swing is larger, the cost is higher, and the swinging of a large angle is difficult to accurately control the swinging precision, and finally the measuring requirement of high precision is difficult to meet.
Disclosure of utility model
Aiming at the problems that the existing measuring device of the numerical control roll grinder directly drives the measuring arm to swing by using a driving mechanism, the required power is large, the cost is high, and the swinging precision is difficult to meet the current high-precision measuring requirement, the utility model provides the novel numerical control roll grinder, the measuring arm of the measuring device has a larger swinging angle range, and meanwhile, the required driving force is smaller, the swinging precision is easier to control, and the high-precision measuring requirement can be met.
The technical scheme is as follows: the utility model provides a novel numerical control roll grinder, it includes the lathe bed, be equipped with headstock, center frame, tailstock, carriage, measurement frame, mill frame, emery wheel mechanism, tool setting mechanism and measurement mechanism on the lathe bed, headstock, tailstock install respectively in the front end both sides of lathe bed, be equipped with on the lathe bed with the first vertical reciprocating drive mechanism of tailstock power connection, and drive the tailstock moves along the axial direction of work piece, center frame install in be used for supporting between headstock, the tailstock the work piece, emery wheel mechanism, tool setting mechanism install respectively in on the corresponding position of mill frame, mill frame install in on the carriage, the measurement frame be planer-type, span mill frame both sides and with the carriage is connected, measurement mechanism install in the front end of measurement frame, be equipped with on the lathe bed with the carriage between the carriage is equipped with the vertical reciprocating motion of second vertical reciprocating drive mechanism, through the second vertical reciprocating drive mechanism drives the carriage is along vertical direction, be equipped with first horizontal reciprocating drive mechanism between the frame with the carriage drives the horizontal reciprocating motion of first horizontal reciprocating drive mechanism through the horizontal reciprocating drive mechanism, the horizontal reciprocating motion of frame lies in its characteristics: the measuring mechanism comprises a small cantilever, a rotating shaft, a large cantilever, a cantilever driving mechanism and a measuring head, wherein a shaft sleeve fixedly connected with the outer side wall of the measuring frame is arranged outside the rotating shaft, one end of the rotating shaft is connected with one end of the large cantilever, the other end of the large cantilever is hinged with the measuring head, the cantilever driving mechanism is mounted at the top of the measuring frame, the other end of the rotating shaft is connected with one end of the small cantilever, and the other end of the small cantilever is hinged with the output end of the cantilever driving mechanism.
It is further characterized by: the cantilever driving mechanism comprises an electric cylinder, an electric cylinder seat of the electric cylinder is connected with the top end of the measuring frame through a base in hinged connection, an output shaft of the electric cylinder is fixedly connected with the hinged seat, and the hinged seat is in rotary connection with the end part of the small cantilever through a pin shaft;
The front side of the machine body is provided with a workbench corresponding to the mounting position of the tail frame, the outer end part of the workbench is provided with an inclined guide rail surface along the length direction of the workbench, the tail frame is mounted on the inclined guide rail surface in a sliding fit connection, the center frame comprises two inclined guide rail surfaces and is respectively and slidably mounted on the inclined guide rail surface, the inner end part of the workbench is provided with an inclined table top, and the inclined angles of the inclined guide rail surface and the inclined table top are 15 degrees;
The first longitudinal reciprocating driving mechanism comprises a driving motor arranged on the outer side wall of the tail frame and provided with a main gear sleeved at the output end of the driving motor through a mounting seat, an intermediate gear meshed with the main gear is further arranged at the lower end of the mounting seat, and a rack meshed with the intermediate gear is arranged on the outer side wall of the workbench;
the tool setting mechanism comprises an electric cylinder, the output end of the electric cylinder is connected with a connecting rod through a gear rack pair transmission mechanism, the upper end of the connecting rod is provided with a tool setting seat, the tool setting seat is provided with a tool setting bar which is rotationally connected, and the free end of the tool setting bar is provided with a tool setting head;
A flat V guide rail is respectively arranged on the lathe bed in the longitudinal moving direction corresponding to the carriage and in the transverse moving direction corresponding to the grinding frame, and the carriage and the grinding frame are respectively connected with the lathe bed and the flat V guide rail on the carriage in a sliding fit manner;
The first transverse reciprocating driving mechanism and the second longitudinal reciprocating driving mechanism respectively comprise an assembly of a driving motor and a speed reducer, the output end of the assembly of the driving motor and the speed reducer is connected with a ball screw, bearing seats matched with each other are arranged on the ball screw, and the carriage and the grinding frame are respectively fixedly connected with the corresponding bearing seats;
the bottom of the lathe bed is provided with distributed and movably connected sizing blocks.
After having adopted above-mentioned structure, drive little cantilever through cantilever actuating mechanism and rotate, little cantilever passes through the swivel axis and drives big cantilever rotation, then through this kind of mode then effectual reduction drive stroke, then can use less drive power to drive big cantilever and its measuring head that links to each other and rotate and detect the work piece that awaits measuring, control accuracy is higher simultaneously, can satisfy the measurement demand of high accuracy.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the measuring mechanism of the present utility model;
FIG. 3 is a schematic view of the structure of the bed according to the present utility model;
FIG. 4 is a schematic view of the structure of the machine tool and the upper part thereof according to the present utility model;
FIG. 5 is an enlarged schematic view of the structure A in FIG. 4 according to the present utility model;
FIG. 6 is a schematic view of the tool setting mechanism of the present utility model;
fig. 7 is a schematic view of another direction of fig. 5 according to the present utility model.
Detailed Description
As shown in fig. 1, the novel numerical control roll grinder comprises a lathe bed 4, wherein the bottom of the lathe bed 4 is provided with distributed and movably connected sizing blocks 9, and the lathe bed 4 is provided with a headstock 1, a center frame 10, a tailstock 12, a carriage 11, a measuring frame 8, a grinding frame 6, a grinding wheel mechanism 15, a tool setting mechanism 13 and a measuring mechanism 5. The headstock 1 and the tailstock 12 are respectively arranged on two sides of the front end of the lathe bed 4, the headstock 1 drives the workpiece 7 to rotate through the driving plate 2, the driving plate 2 and the tailstock 12 are respectively provided with a center 3 for propping up the workpiece 7, the lathe bed 4 is provided with a first longitudinal reciprocating driving mechanism in power connection with the tailstock 12, and the tailstock 12 is driven to move along the axial direction of the workpiece 7 by the first longitudinal reciprocating driving mechanism, so that the lathe bed is used for clamping workpieces with different specifications. As shown in fig. 4 and 5, specifically, the first longitudinal reciprocating driving mechanism includes a driving motor 16 mounted on an outer side wall of the tailstock 12 and provided with a main gear 161 sleeved at an output end of the driving motor 16, an intermediate gear 162 engaged with the main gear 161 and connected with the lower end of the mounting seat, and a rack 163 engaged with the intermediate gear 162 and connected with the outer side wall of the working table 14. When the workpiece 7 is in operation, the driving motor 16 drives the tailstock 12 to move along the axial direction of the workpiece 7 through the main gear 161, the intermediate gear 162 and the rack 163 which are in meshed connection, and the moving precision is high, so that the distance between the headstock 1 and the tailstock 12 can be adjusted to clamp the workpieces 7 with different specifications.
Two center frames 10 are arranged between the headstock 1 and the tailstock 12, and the two center frames 10 are respectively arranged at positions close to the headstock 1 and the tailstock 12 and used for supporting the workpiece 7 in an auxiliary mode. The grinding wheel mechanism 15 and the tool setting mechanism 13 are respectively arranged at corresponding positions of the grinding frame 6, the grinding frame 6 is arranged on the carriage 11, a first transverse reciprocating driving mechanism is arranged between the grinding frame 6 and the carriage 11, and the grinding frame 6 is driven to reciprocate along the transverse direction relative to the carriage 11 by the first transverse reciprocating driving mechanism so as to approach or depart from the workpiece 7. The carriage 11 is arranged at the rear end of the lathe bed, a second longitudinal reciprocating driving mechanism is arranged between the lathe bed 4 and the carriage 11, and the carriage 11 is driven to reciprocate along the longitudinal direction (the longitudinal direction is consistent with the axial direction of the workpiece) by the second longitudinal reciprocating driving mechanism. The traditional numerical control roll grinder and the grinding frame 6 and the grinding wheel mechanism 15 on the grinding frame are generally manufactured in a split mode and then assembled for use, the lathe bed 4 of the utility model adopts an integral lathe bed design, and is integrally cast, integrally processed, integrally assembled and transported, and the guide surface and the worktable mounting surface on the lathe bed adopt a grinding process, so that the rigidity and the stability of the complete machine are greatly improved. And the denser sizing block 9 is adopted under the lathe bed 4, so that the problem that the straightness of the guide rail is not well regulated due to the fact that the rigidity of the whole lathe bed is too strong is solved.
As shown in fig. 2, the measuring frame 8 is gantry-type, spans across two sides of the grinding frame 6 and is connected with the carriage 11, the measuring mechanism 5 is mounted at the front end of the measuring frame 8, specifically, the measuring mechanism 5 comprises a small cantilever 51, a rotating shaft 55, a large cantilever 52, a measuring head 53 and a cantilever driving mechanism 54, the measuring head 53 is provided with a linkage measuring claw 531, a fixed shaft sleeve 56 fixedly connected with the outer side wall of the measuring frame 8 is arranged outside the rotating shaft, one end of the rotating shaft 55 is connected with one end of the large cantilever 52, the other end of the large cantilever 52 is hinged with the measuring head 53, the cantilever driving mechanism comprises an electric cylinder 57, an electric cylinder seat 58 of the electric cylinder 57 is connected with the top end of the measuring frame 8 through a base 58 in hinged connection, an output shaft of the electric cylinder 57 is fixedly connected with a hinge seat 59, and the hinge seat 89 is rotatably connected with one end of the small cantilever 51 through a pin shaft. In operation, the electric cylinder 57 drives the measuring head 53 to swing at a fixed angle through the small cantilever 51, the rotating shaft 55 and the large cantilever 52, and is used for approaching or separating from the workpiece 7 and measuring various parameters of the workpiece 7. Meanwhile, a bump is further arranged at the tail part of the lower end of the small cantilever 51, which is close to the measuring frame 8, a cylinder 81 is arranged at the tail part of the measuring frame, which is corresponding to the small cantilever 51, a groove matched with the bump is arranged on the cylinder 81, the swing of the small cantilever 51 is limited through the design of the bump and the groove, and the swing of the small cantilever 51 at a fixed angle is ensured, so that the large cantilever 52 and a measuring head connected with the large cantilever can swing at a fixed angle. According to the utility model, the electric cylinder 57 is driven to convert the linear motion of the electric cylinder 57 into swing, the measuring head is driven to approach the workpiece, the precision and the swing angle of the measuring head are realized by the cylinder 81, and the mechanical limiting precision is higher and more reliable.
As shown in fig. 3, a workbench 14 is arranged at the front side of the machine body 4 corresponding to the installation position of the tail frame 12, an inclined guide surface is arranged at the outer end part of the workbench 14 along the length direction of the workbench, the tail frame 12 is installed on the inclined guide surface in a sliding fit connection, the center frame 10 comprises two guide surfaces which are respectively and slidably installed on the inclined guide surface, an inclined table surface is arranged at the inner end part of the workbench, and the inclination angles a of the inclined guide surface and the inclined table surface are 15 degrees. Through inclined guide rail surface and mesa, then the emery wheel mechanism 15 on lathe bed 4 is more convenient when the grinding, and the cleaner production of being convenient for more reduces working strength.
As shown in fig. 6, the tool setting mechanism 13 includes an electric cylinder 131, an output end of the electric cylinder 131 is connected with a connecting rod 132 through a rack and pinion transmission mechanism, a tool setting seat 133 is arranged at an upper end of the connecting rod 132, a tool setting bar 134 connected in a rotating manner is arranged on the tool setting seat 133, and a tool setting head 135 is arranged at a free end of the tool setting bar 134. When in operation, the electric cylinder 131 drives the connecting rod 132 to rotate through the gear rack auxiliary transmission mechanism, and the connecting rod 132 drives the opposite rod 134 and the opposite tool bit 135 on the connecting rod to be close to the workpiece 7.
As shown in fig. 7, flat V guide rails 17 are respectively arranged on the lathe bed 4 in the longitudinal moving direction of the carriage 11 and in the transverse moving direction of the carriage 11 corresponding to the grinding frame 6, and the lower ends of the carriage 11 and the grinding frame 6 are respectively connected with the lathe bed 4 and the flat V guide rails 17 of the carriage 11 in a sliding fit manner. The first transverse reciprocating driving mechanism and the second longitudinal reciprocating driving mechanism have the same structure, and take the first transverse reciprocating driving mechanism as an example, the first transverse reciprocating driving mechanism comprises a driving motor and speed reducer assembly 18, the output end of the driving motor and speed reducer assembly 18 is connected with a ball screw, bearing seats matched with each other are arranged on the ball screw, and a carriage and a grinding frame are respectively fixedly connected with the corresponding bearing seats. The carriage 11 and the grinding frame 6 are driven to be connected with the flat V-shaped guide rail 17 of the carriage 11 of the 4-stage lathe bed in a sliding fit manner through the first transverse reciprocating driving mechanism and the second longitudinal reciprocating driving mechanism respectively.
When the grinding machine works, a workpiece 7 is firstly lifted between the headstock 1 and the tailstock 12, the tailstock 12 is moved to enable the center 3 to tightly prop against the workpiece 7, the center rest 10 is adjusted to support the workpiece 7 in an auxiliary mode, after the workpiece 7 is fixed, the headstock 1 is started, and the driving plate 2 on the headstock 1 drives the workpiece 7 to rotate. The dressed grinding wheel mechanism 15 approaches the workpiece 7 to start reciprocating grinding, and the measuring mechanism 5 can be used for measuring the workpiece to obtain feedback data before, during and after the grinding process, so as to assist grinding or measure the final grinding precision.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a novel numerical control roll grinder, it includes the lathe bed, be equipped with headstock, center frame, tailstock, carriage, measurement frame, mill frame, emery wheel mechanism, tool setting mechanism and measurement mechanism on the lathe bed, headstock, tailstock install respectively in the front end both sides of lathe bed, be equipped with on the lathe bed with the first vertical reciprocating drive mechanism of tailstock power connection, and drive the tailstock moves along the axial direction of work piece, center frame install in be used for supporting between headstock, the tailstock the work piece, emery wheel mechanism, tool setting mechanism install respectively in on the corresponding position of mill frame, mill frame install in on the carriage, the measurement frame be planer-type, span mill frame both sides and with the carriage is connected, measurement mechanism install in the front end of measurement frame, be equipped with on the lathe bed with the carriage between the carriage is equipped with the vertical reciprocating motion of second vertical reciprocating drive mechanism, through the second vertical reciprocating drive mechanism drives the carriage is along vertical direction, be equipped with first horizontal reciprocating drive mechanism between the frame with the carriage drives the horizontal reciprocating motion of first horizontal reciprocating drive mechanism through the horizontal reciprocating drive mechanism, the horizontal reciprocating motion of frame lies in its characteristics: the measuring mechanism comprises a small cantilever, a rotating shaft, a large cantilever, a cantilever driving mechanism and a measuring head, wherein a shaft sleeve fixedly connected with the outer side wall of the measuring frame is arranged outside the rotating shaft, one end of the rotating shaft is connected with one end of the large cantilever, the other end of the large cantilever is hinged with the measuring head, the cantilever driving mechanism is mounted at the top of the measuring frame, the other end of the rotating shaft is connected with one end of the small cantilever, and the other end of the small cantilever is hinged with the output end of the cantilever driving mechanism.
2. The novel numerically controlled roll grinder as set forth in claim 1, wherein: the cantilever driving mechanism comprises an electric cylinder, an electric cylinder seat of the electric cylinder is connected with the top end of the measuring frame through a base in hinged connection, an output shaft of the electric cylinder is fixedly connected with the hinged seat, and the hinged seat is in rotary connection with the end part of the small cantilever through a pin shaft.
3. The novel numerically controlled roll grinder as set forth in claim 1, wherein: the front side of the machine body is provided with a workbench corresponding to the mounting position of the tail frame, the outer end part of the workbench is provided with an inclined guide surface along the length direction of the workbench, the tail frame is mounted on the inclined guide surface in a sliding fit connection, the center frame comprises two guide surfaces and is respectively and slidably mounted on the inclined guide surface, the inner end part of the workbench is provided with an inclined table top, and the inclination angles of the inclined guide surface and the inclined table top are 15 degrees.
4. A novel numerically controlled roll grinder as set forth in claim 3, wherein: the first longitudinal reciprocating driving mechanism comprises a driving motor arranged on the outer side wall of the tail frame through a mounting seat, a main gear is sleeved at the output end of the driving motor, an intermediate gear meshed with the main gear is further arranged at the lower end of the mounting seat, and a rack meshed with the intermediate gear is arranged on the outer side wall of the workbench.
5. The novel numerically controlled roll grinder as set forth in claim 1, wherein: the tool setting mechanism comprises an electric cylinder, the output end of the electric cylinder is connected with a connecting rod through a gear rack pair transmission mechanism, a tool setting seat is arranged at the upper end of the connecting rod, a tool setting rod connected in a rotating mode is arranged on the tool setting seat, and a tool setting head is arranged at the free end of the tool setting rod.
6. The novel numerically controlled roll grinder as set forth in claim 1, wherein: and flat V guide rails are respectively arranged on the lathe bed in the longitudinal moving direction corresponding to the carriage and in the transverse moving direction corresponding to the grinding frame, and the carriage and the grinding frame are respectively connected with the lathe bed and the flat V guide rails on the carriage in a sliding fit manner.
7. The novel numerically controlled roll grinder as set forth in claim 6, wherein: the first transverse reciprocating driving mechanism and the second longitudinal reciprocating driving mechanism respectively comprise an assembly of a driving motor and a speed reducer, the output end of the assembly of the driving motor and the speed reducer is connected with a ball screw, bearing seats matched with each other are arranged on the ball screw, and the carriage and the grinding frame are respectively fixedly connected with the corresponding bearing seats.
8. The novel numerically controlled roll grinder as set forth in claim 1, wherein: the bottom of the lathe bed is provided with distributed and movably connected sizing blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322649925.6U CN220944449U (en) | 2023-09-28 | 2023-09-28 | Novel numerical control roll grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322649925.6U CN220944449U (en) | 2023-09-28 | 2023-09-28 | Novel numerical control roll grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220944449U true CN220944449U (en) | 2024-05-14 |
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ID=91007252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322649925.6U Active CN220944449U (en) | 2023-09-28 | 2023-09-28 | Novel numerical control roll grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220944449U (en) |
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2023
- 2023-09-28 CN CN202322649925.6U patent/CN220944449U/en active Active
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