Gantry grinding machine
阅读说明:本技术 一种龙门磨床 (Gantry grinding machine ) 是由 卢荣进 李华武 王志雄 于 2019-11-05 设计创作,主要内容包括:本发明涉及一种龙门磨床,包括底座,所述底座上侧设置有能够沿底座长度方向滑移的工作台,所述底座的两侧均转动连接有摆动臂,两摆动臂的上端相互靠近一侧的设置有支撑臂,所述支撑臂下侧设置有活动架,所述活动架上竖直设置有伸缩架,所述伸缩架的下端固接于驱动电机,所述驱动电机的输出轴朝朝下设置并可拆卸连接有磨头,所述底座相互靠近的一侧以摆动臂与底座的铰接中心为圆心固接有弧形的齿条,所述摆动臂相互靠近的一侧均转动连接有啮合于齿条且随摆动臂摆动能够沿齿条滚动的换向齿轮,所述摆动臂内还均固接有能够驱动换向齿轮转动的伺服电机三。本发明具有能够实现工件的斜面的加工的效果。(The invention relates to a planogrinder, which comprises a base, wherein a workbench capable of sliding along the length direction of the base is arranged on the upper side of the base, the two sides of the base are both rotatably connected with swing arms, the upper ends of the two swing arms are provided with supporting arms at the side close to each other, a movable frame is arranged at the lower side of the supporting arm, a telescopic frame is vertically arranged on the movable frame, the lower end of the telescopic frame is fixedly connected with a driving motor, the output shaft of the driving motor is downwards arranged and detachably connected with a grinding head, one side of the base which is close to each other is fixedly connected with an arc-shaped rack by taking the hinged center of the swing arm and the base as the circle center, and one side of each swing arm, which is close to each other, is rotatably connected with a reversing gear which is meshed with the rack and can roll along the rack along with the swing of the swing arm, and servo motors III which can drive the reversing gears to rotate are fixedly connected in the swing arms. The invention has the effect of processing the inclined plane of the workpiece.)
1. The utility model provides a planogrinder, includes base (1), base (1) upside is provided with workstation (2) that can follow base (1) length direction and slide, its characterized in that: swing arms (3) are rotatably connected to both sides of the base (1), support arms (4) are arranged on the sides, close to each other, of the upper ends of the two swing arms (3), a movable frame (42) is arranged at the lower side of the supporting arm (4), a telescopic frame (44) is arranged at the lower side of the movable frame (42), the lower end of the telescopic frame (44) is fixedly connected with a driving motor (441), the output shaft of the driving motor (441) is arranged downwards and is detachably connected with a grinding head (442), an arc-shaped rack (13) is fixedly connected to one side of the base (1) close to each other by taking the hinged center of the swing arm (3) and the base (1) as the center of a circle, one sides of the swing arms (3) close to each other are rotatably connected with reversing gears (31) which are meshed with the racks (13) and can roll along the racks (13) along with the swing of the swing arms (3), and a third servo motor (311) capable of driving the reversing gear (31) to rotate is fixedly connected in each swing arm (3).
2. A planogrinder according to claim 1, characterized in that: the upper side of the workbench (2) is rotatably connected with a rotating disc (21) with an axis vertically arranged, the peripheral surface of the lower end of the rotating disc (21) is fixedly connected with a worm gear ring (211), and one side of the workbench (2) corresponding to the worm gear ring (211) is rotatably connected with a worm (22) meshed with the worm gear ring (211).
3. A planogrinder according to claim 1, characterized in that: the upper side of the rotating disc (21) is connected with two clamping blocks (213) which are symmetrically arranged and can move towards the direction of the circle center of the rotating disc (21) in a sliding manner, the lower side of the rotating disc (21) corresponding to the two clamping blocks (213) is further connected with a pair of threaded rods (214) in a rotating manner, and the lower ends of the two clamping blocks (213) are respectively connected with two threaded sections of the pair of threaded rods (214) in a threaded manner.
4. A planogrinder according to claim 3, characterized in that: two chutes (215) are formed in the upper surface of the rotating disc (21) along the axis direction perpendicular to the wire aligning screw rod (214), the bottom surfaces of the two chutes (215) are arranged upwards in an inclined mode from the direction far away from the circle center of the rotating disc (21) to the direction close to the circle center of the rotating disc (21), the two chutes (215) are connected with auxiliary clamping blocks (216) in a sliding mode along the direction towards the circle center of the rotating disc (21), the upper ends of the two chutes (215) can protrude out of the upper surface of the rotating disc (21), the chutes (215) are connected with inclined screw rods (217) with the same inclination as the chutes (215) in a rotating mode, and the auxiliary clamping blocks (216) are connected with the corresponding inclined screw rods (.
5. A planogrinder according to claim 4, characterized in that: one end of each of the two inclined screws (217) is fixedly connected with a first bevel gear (2171), one end of each of the wire aligning screws (214) is fixedly connected with a second bevel gear (2141), the outer side of the rotating disc (21) is vertically connected with a slip ring (218) in a sliding manner, the outer side of the slip ring (218) is rotatably connected with a bevel gear ring (2181) which moves upwards along with the slip ring (218) and can be meshed with the first bevel gear (2171) and the second bevel gear (2141) simultaneously, the outer side of the rotating disc (21) is further rotatably connected with a vertically arranged lifting screw (219), and the lifting screw (219) is in threaded connection with the slip ring (218.
6. A planogrinder according to claim 1, characterized in that: reciprocating groove (43) have been seted up along the length direction of support arm (4) to the downside of support arm (4), adjustable shelf (42) upper end is slided and is connected and reciprocating groove (43), the length direction rotation along reciprocating groove (43) is connected with reciprocal screw rod (431) in reciprocating groove (43), adjustable shelf (42) threaded connection is in reciprocal screw rod (431).
7. A planogrinder according to claim 6, characterized in that: the telescopic frame (44) is vertically connected to the movable frame (42) in a sliding mode, a telescopic cylinder (421) which is vertically arranged is further fixedly connected to the movable frame (42), and a telescopic rod of the telescopic cylinder (421) is arranged downwards and fixedly connected to the telescopic frame (44).
8. A planogrinder according to claim 1, characterized in that: base (1) corresponds the both sides of workstation (2) and has all seted up horizontal groove (212) along the length direction of base (1), workstation (2) both sides all slide and connect in horizontal groove (212), all rotate in horizontal groove (212) and be connected with driving screw (12), workstation (2) threaded connection is in driving screw (12).
9. A planogrinder according to claim 1, characterized in that: the end part of the supporting arm (4) is fixedly connected with a rotating shaft (41) which is rotatably connected with the swing arm (3), and the rotating arm is further provided with a rotating mechanism which can drive the rotating shaft (41) to rotate.
10. A planogrinder according to claim 9, characterized in that: the end of the supporting arm (4) is fixedly connected with a rotating shaft (41) which is rotatably connected with the swing arm (3), and the rotating mechanism comprises a servo motor four (32) which is fixedly connected with the swing arm (3) and an output shaft which is fixedly connected with the rotating shaft (41).
Technical Field
The invention relates to the technical field of grinding machines, in particular to a planogrinder.
Background
A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like. The gantry structure is a structure which is formed by connecting two supporting legs with a cross beam and fastening the two supporting legs with the ground like a door frame. The structure is particularly simple because it is a double support structure, as distinguished from a single support and cantilever structure. The gantry structure is convenient to manufacture, large in bearing load, stable in structure and widely applied to engineering. The gantry grinding machine is generally referred to as a gantry surface grinding machine, i.e. a surface grinding machine adopting a gantry structure. The gantry surface grinding machine mainly uses the periphery of a grinding wheel to grind and process the surface of a large short and wide workpiece. During grinding, the workpiece can be directly fixed on the working table surface or the electromagnetic chuck. The gantry surface grinding machine adopts a gantry layout and is of a closed rigid frame structure consisting of a machine body, double columns and a cross beam.
The existing referenceable authorization publication numbers are: CN203726306U, which discloses a planogrinder, comprising: the gantry column spans two ends of the main machine base, an X-axis workbench is arranged on the main machine base, a Y-axis transmission mechanism is arranged on the gantry column, a Z-axis grinding transmission mechanism is arranged on the Y-axis transmission mechanism, and a grinding mechanism is arranged at one end of the Z-axis grinding transmission mechanism. The utility model relates to a planogrinder will need to process the part location through X axle workstation, then whet a knife the mechanism and walk the position through Y axle drive mechanism and Z axle whet a knife drive mechanism and process can, improved work efficiency to adopt whetting a knife of sand tile assembly, more have effectual abrasive dust that prevents to block up, reduced the wearing and tearing of whetting a knife for the heat dissipation of sand tile bistrique.
When the planer type milling machine works, the planer type milling machine is mainly used for machining the upper surface of a workpiece, and once the inclined surface of the workpiece needs to be polished, the workpiece needs to be clamped again and a cushion block is adopted, so that the planer type milling machine is inconvenient to use and troublesome to operate.
Disclosure of Invention
The invention aims to provide a planogrinder which can process the inclined plane of a workpiece, and is simple to operate and convenient to use.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a planogrinder, includes the base, the base upside is provided with the workstation that can follow base length direction and slide, the both sides of base are all rotated and are connected with the swing arm, and the upper end of two swing arms is close to the support arm that is provided with of one side each other, the support arm downside is provided with the adjustable shelf, the adjustable shelf downside is provided with the expansion bracket, the lower extreme rigid coupling of expansion bracket is in driving motor, driving motor's output shaft sets up downwards and can dismantle and be connected with the bistrique, the articulated center that one side that the base is close to each other used swing arm and base has curved rack as the centre of a circle rigid coupling, one side that the swing arm is close to each other all rotates and is connected with and meshes in the rack and can follow the rolling reversing gear of rack along with the swing.
Through adopting above-mentioned technical scheme, the during operation can be with the work piece clamping in the upside of base, then drives reversing gear through servo motor three and rotates to can drive two swing arm swings, thereby can adjust the angle of bistrique, and then can process convenient to use to the plane and the inclined plane of the work piece on the workstation.
The invention is further configured to: the upper side of the workbench is rotatably connected with a rotating disc with an axis vertically arranged, the peripheral surface of the lower end of the rotating disc is fixedly connected with a worm gear ring, and one side of the workbench corresponding to the worm gear ring is rotatably connected with a worm meshed with the worm gear ring.
Through adopting above-mentioned technical scheme, during operation, the worm rotates and can drive the worm wheel and rotate to can drive the rolling disc and rotate, and then realize the rotation of work piece, so that the side processing of work piece.
The invention is further configured to: the upper side of the rotating disc is connected with two symmetrically arranged clamping blocks capable of moving towards the circle center direction of the rotating disc in a sliding mode, the lower side of the rotating disc, corresponding to the two clamping blocks, is further connected with a pair of threaded screws in a rotating mode, and the lower ends of the two clamping blocks are respectively in threaded connection with two threaded sections of the pair of threaded screws.
Through adopting above-mentioned technical scheme, during operation, rotate to the silk screw rod and can drive two clamp tight pieces and tend to the middle part of rolling disc and slide to can press from both sides the work piece in rolling disc middle part.
The invention is further configured to: the upper surface of the rotating disc is provided with two chutes along the direction perpendicular to the axis of the thread aligning screw rod, the bottom surfaces of the two chutes are obliquely and upwards arranged from the direction far away from the center of the rotating disc to the direction close to the center of the rotating disc, the two chutes are connected with auxiliary clamping blocks which slide along the direction of the center of the rotating disc, the upper ends of the auxiliary clamping blocks can protrude out of the upper surface of the rotating disc, the chutes are connected with inclined screw rods with the same inclination as the chutes in a rotating mode, and the auxiliary clamping blocks are connected with the corresponding inclined screw rods in a threaded mode.
By adopting the technical scheme, when the auxiliary clamping block is in work, the two inclined screws can be rotated to drive the auxiliary clamping block in threaded connection with the inclined screws to slide along the direction that the inclined grooves tend to the center of the disc, so that the upper ends of the auxiliary clamping blocks protrude out of the upper surface of the rotating disc and are clamped on a workpiece.
The invention is further configured to: one end of each of the two inclined screws is fixedly connected with a first bevel gear, one end of each of the wire aligning screws is also fixedly connected with a second bevel gear, the outer side of the rotating disc is vertically connected with a sliding ring in a sliding mode, the outer side of the sliding ring is rotatably connected with a bevel gear ring which moves upwards along with the sliding ring and can be meshed with the first bevel gear and the second bevel gear simultaneously, the outer side of the rotating disc is further rotatably connected with a vertically arranged lifting screw, and the lifting screw is in threaded connection with the sliding ring.
By adopting the technical scheme, during operation, the lifting screw rod is rotated to drive the sliding ring to move along the vertical direction, so that the bevel gear ring can be driven to be meshed with the first bevel gear and the second bevel gear simultaneously, the two screws and the pair of screw rods can be driven to synchronously rotate, the auxiliary clamping block and the clamping block synchronously move towards the center direction of the rotating disc, and the disc-shaped part can be clamped conveniently.
The invention is further configured to: reciprocating grooves are formed in the lower side of the supporting arm along the length direction of the supporting arm, the upper end of the movable frame is connected with the reciprocating grooves in a sliding mode, reciprocating screws are connected to the reciprocating grooves in a rotating mode along the length direction of the reciprocating grooves, and the movable frame is connected to the reciprocating screws in a threaded mode.
Through adopting above-mentioned technical scheme, during operation, rotate reciprocal screw rod and can drive threaded connection and slide along the length direction of support arm in the adjustable shelf of reciprocal screw rod to can realize the length direction reciprocating motion along the support arm of bistrique.
The invention is further configured to: the telescopic frame is vertically connected to the movable frame in a sliding mode, a vertically arranged telescopic cylinder is fixedly connected to the movable frame, and a telescopic rod of the telescopic cylinder is arranged downwards and fixedly connected to the telescopic frame.
Through adopting above-mentioned technical scheme, during operation, the telescopic cylinder drives the telescopic link and extends the direction motion that can drive the expansion bracket and tend to keep away from the support arm to can realize the bistrique to the processing of work piece.
The invention is further configured to: the base corresponds the both sides of workstation and has all seted up the groove of sliding along the length direction of base, the workstation both sides all slide and connect in the groove of sliding, the inslot that slides all rotates and is connected with drive screw, workstation threaded connection is in drive screw.
Through adopting above-mentioned technical scheme, rotate the drive screw and can drive the workstation and slide along the length direction of base to can realize sliding of workstation.
The invention is further configured to: the end part of the supporting arm is fixedly connected with a rotating shaft which is rotatably connected to the swing arm, and the rotating arm is further provided with a rotating mechanism which can drive the rotating shaft to rotate.
By adopting the technical scheme, during operation, the rotating mechanism drives the supporting arm to rotate so as to drive each grinding head to rotate, thereby being suitable for different processing working conditions.
The invention is further configured to: the end part of the supporting arm is fixedly connected with a rotating shaft which is rotatably connected to the swinging arm, and the rotating mechanism comprises a fourth servo motor which is fixedly connected to the swinging arm and an output shaft which is fixedly connected to a rotating shaft.
Through adopting above-mentioned technical scheme, the during operation, servo motor drives the axis of rotation four times, and then can realize the rotation of support arm, is convenient for be suitable for different operating modes.
In conclusion, the beneficial technical effects of the invention are as follows:
1. when the grinding head works, a workpiece can be clamped on the upper side of the base, and then the reversing gear is driven to rotate through the servo motor, so that the two swinging arms can be driven to swing, the angle of the grinding head can be adjusted, the plane and the inclined plane of the workpiece on the workbench can be machined, and the grinding head is convenient to use;
2. when the clamping device works, the wire aligning screw rod is rotated to drive the two clamping blocks to tend to slide towards the middle part of the rotating disc, so that a blocky workpiece in the middle part of the rotating disc can be clamped;
3. during operation, the lifting screw rod is rotated to drive the sliding ring to move along the vertical direction, so that the bevel gear ring can be driven to be meshed with the first bevel gear and the second bevel gear simultaneously, the two screws and the pair of screw rods can be driven to synchronously rotate, the auxiliary clamping block and the clamping block synchronously move towards the center direction of the rotating disc, and the disc-shaped part can be clamped conveniently.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the rotating disk of the present invention.
Fig. 3 is a schematic view of the lifting screw structure of the present invention.
Figure 4 is a schematic view of the support arm structure of the present invention.
Fig. 5 is a schematic view of the reciprocating groove structure of the present invention.
In the figure, 1, a base; 11. a chute; 12. a drive screw; 121. a first servo motor; 13. a rack; 2. a work table; 21. rotating the disc; 211. a worm-gear ring; 212. a transverse groove; 213. a clamping block; 214. a screw rod is aligned; 2141. a second bevel gear; 215. a chute; 216. an auxiliary clamp block; 217. an oblique screw; 2171. a first bevel gear; 218. a slip ring; 2181. a bevel gear ring; 219. a lifting screw; 22. a worm; 221. a servo motor II; 3. a swing arm; 31. a reversing gear; 311. a servo motor III; 32. a servo motor IV; 4. a support arm; 41. a rotating shaft; 42. a movable frame; 421. a telescopic cylinder; 43. a reciprocating groove; 431. a reciprocating screw; 432. a servo motor V; 44. a telescopic frame; 441. a drive motor; 442. a grinding head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the planogrinder disclosed by the invention comprises a
The upside of
Referring to fig. 1 and 2, a
Referring to fig. 2 and 3, the upper surface of the rotary disc 21 is provided with two inclined slots 215 along a length direction perpendicular to the transverse slot 212, bottom surfaces of the two inclined slots 215 are both arranged obliquely upward from a direction away from a center of the rotary disc 21 to a direction close to the center of the rotary disc 21, the two inclined slots 215 are connected with auxiliary clamping blocks 216 in a sliding manner, the auxiliary clamping blocks 216 slide toward the center of the rotary disc 21 so that upper ends of the auxiliary clamping blocks 216 protrude out of the upper surface of the rotary disc 21, the rotary disc 21 is connected with inclined screws 217 in a rotating manner corresponding to the two inclined slots 215, axial directions of the inclined screws 217 are the same as inclination directions of the bottom surfaces of the inclined slots 215, the auxiliary clamping blocks 216 are respectively connected with the corresponding inclined screws 217 in a threaded manner, one end of each of the two inclined screws 217 is fixedly connected with a bevel gear 2171, one end of each thread screw 214 is further fixedly connected with a bevel gear 2141, an outer side of the rotary disc 21 is vertically connected, the lifting screw 219 is connected with the sliding ring 218 in a threaded manner, and a hand wheel is further fixedly connected to the lower end of the lifting screw 219. The outer side of the
Referring back to fig. 1, the swing arms 3 are vertically arranged on two sides of the middle of the
Referring to fig. 1 and 4, a
Referring to fig. 4 and 5, a
The implementation principle of the embodiment is as follows: during operation, a workpiece is placed on the
Can drive reversing
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
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