CN212470965U

CN212470965U - Numerical control grinding equipment

Info

Publication number: CN212470965U
Application number: CN202021095178.6U
Authority: CN
Inventors: 何国源
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-05
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to a numerical control grinding equipment, including the lathe bed, be equipped with anchor clamps on the lathe bed, lathe bed one side is equipped with XYZ axle moving mechanism, XYZ axle moving mechanism is connected with cutter actuating mechanism, cutter actuating mechanism is equipped with grinding tangent plane horizontally grinding cutter, the opposite side of lathe bed is equipped with cutter and repaiies mechanism and cutter detection mechanism, cutter detection mechanism has detection terminal through circuit connection, the utility model discloses a reliable and comparatively simple spare part structure and collocation combination for the grinding cutter who uses in the processing equipment can carry out oneself and maintain and whether the on-line measuring parameter is correct, thereby guarantees that the precision of processing each time can both be within the within range of allowwing, has reduced producer's equipment use cost, has improved production efficiency and product added value.

Description

Numerical control grinding equipment

Technical Field

The utility model relates to a numerical control processingequipment particularly, the numerical control grinding equipment that has self-repairing self-checking structure that relates to.

Background

The general mill that present grinding machine or numerical control grinding utensil adopted belongs to the diamond dust mill, has very high hardness, is fit for carrying out the burnishing and polishing even grinding cutting to the surface of various hard metals, and this kind of mill can produce the damage that the granule drops because of long-term processing, influences the precision of processing, often needs manually to carry out repairment and the fine correction to the mill just can satisfy subsequent processing demand.

However, manual trimming is inefficient, and subjective errors exist during manual detection; if the automatic trimming device is added blindly, the cutter layout mode of the grinding equipment is easy to be unreasonably matched with the structure of the automatic trimming device, so that the structure is not compact, the actual trimming is not facilitated, and the finished cutter of the grinding equipment cannot be well detected in precision.

SUMMERY OF THE UTILITY MODEL

To the technical defect who exists among the background art, the utility model provides a numerical control grinding equipment has solved above-mentioned technical problem and has satisfied actual demand, and concrete technical scheme is as follows:

the numerical control grinding equipment comprises a machine body, wherein a clamp is arranged on the machine body, an XYZ-axis moving mechanism is arranged on one side of the machine body and connected with a cutter driving mechanism, the cutter driving mechanism is provided with a grinding cutter with a horizontal grinding tangent plane, a cutter trimming mechanism and a cutter detection mechanism are arranged on the other side of the machine body, the cutter trimming mechanism comprises a trimming tool and a rotation driving device which is connected with the trimming tool and has a horizontal axis direction, a limiting part is arranged at the upper end of a rotation plane of the rotation driving device, the cutter detection mechanism is provided with a pressure feedback and a detection surface connected with the pressure feedback, and the cutter detection mechanism is connected with a detection terminal through a circuit.

As the utility model discloses further technical scheme, the rotary grinding apparatus that the dresser includes rotor motor and is connected with rotor motor's output, rotate drive arrangement include with lathe bed fixed connection's U type frame, U type frame wears to be equipped with the pivot that is used for rotor motor fixed connection in the upper end, and the one end of this pivot is connected with servo motor through the driving medium.

As a further technical scheme of the utility model, the locating part be for connect in the horizontal pole at U type frame both ends, the horizontal pole level of locating part is not less than rotor motor's barycenter level.

As a further technical scheme of the utility model, rotor motor's axle center is on a parallel with grinding tool's axle center, rotor motor's bottom through the fixed plate with pivot fixed connection, rotatory grinding apparatus is cylindric.

As a further technical scheme of the utility model, detect the face for have with the parallel smooth planar cubic object of grinding cutter's grinding tangent plane, the both ends that detect the face are fixed the perpendicular to in the guide rail of grinding cutter outline tangential direction, the one end that should detect the face is connected with servo cylinder's expansion end, servo cylinder's power end and pressure feedback fixed connection, pressure feedback is pressure sensor.

As a further technical scheme of the utility model, detect the face with the parallel smooth planar width of grinding tangent plane of grinding cutter is not less than grinding cutter's radius.

The utility model has the advantages of that: the grinding tool used in the processing equipment can carry out self-dressing and detect whether the parameters are correct on line or not by adopting a reliable and simpler part structure and matching combination, thereby ensuring that the processing precision each time can be within an allowable range, reducing the equipment use cost of a producer, and improving the production efficiency and the product added value.

Drawings

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

Fig. 2 is a schematic side view of the cutter dressing mechanism 6.

Wherein: the machine tool comprises a machine tool body 1, a clamp 2, an XYZ-axis moving mechanism 3, a cutter driving mechanism 4, a grinding cutter 5, a cutter trimming mechanism 6, a rotor motor 60, a rotary grinding tool 61, a U-shaped frame 62, a rotating shaft 63, a transmission member 64, a servo motor 65, a limiting member 66, a fixing plate 67, a cutter detection mechanism 7, a pressure feedback 70, a detection surface 71, a guide rail 72, a servo cylinder 73 and a detection terminal 8.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings and related embodiments, wherein the following embodiments are only preferred embodiments for better illustrating the present invention, and the embodiments of the present invention are not limited to the following embodiments, and the related essential components of the present invention related to the technical field should be considered as known in the art and can be known and mastered by those skilled in the technical field.

In the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Referring to the attached drawings, the numerical control grinding equipment comprises a machine body 1, wherein a clamp 2 is arranged on the machine body 1, an XYZ axis moving mechanism 3 is arranged on one side of the machine body 1, the XYZ axis moving mechanism 3 is connected with a cutter driving mechanism 4, the cutter driving mechanism 4 is provided with a grinding cutter 5 with a horizontal grinding section, a cutter trimming mechanism 6 and a cutter detection mechanism 7 are arranged on the other side of the machine body 1, the cutter trimming mechanism 6 comprises a trimming tool and a rotation driving device which is connected with the trimming tool and has a horizontal axis direction, the rotation driving device is provided with a limiting part 66 at the upper end of a rotation surface of the rotation driving device, the cutter detection mechanism 7 is provided with a pressure feedback 70 and a detection surface 71 connected with the pressure feedback 70, and the cutter detection mechanism 7 is connected with a detection terminal 8.

The following is a more detailed explanation of the implementation process of the present invention:

the utility model discloses in, lathe bed 1, anchor clamps 2, XYZ axle moving mechanism 3, cutter actuating mechanism 4 and grinding tool 5 are the part of standard digit control machine tool, wherein XYZ axle moving mechanism 3 is the vertical downward infrastructure of cutter installation direction, the X axle comes from the track mobile device with 1 one side of lathe bed with the active mode of Y axle to and locate the similar overhead traveling crane structure on the track mobile device, and Z axle moving mechanism then realizes through locating the structural elevating gear of similar overhead traveling crane, holistic control mode is accomplished by the control computer of standard digit control machine tool, consequently the utility model discloses a structure has very strong commonality.

Because the grinding cutter 5 is also in a mode of horizontally arranging a grinding section, namely a mode of horizontally arranging a grinding cutter head, the working mode of the grinding cutter is derived from that the side surface of the workpiece to be processed is cut by the edge part or the upper end surface of the workpiece to be processed is polished by the lower end surface under the driving of the cutter driving mechanism 4. After use, the grinding tool 5 may be incomplete due to the falling of the surface particles, and the machining precision of the workpiece to be machined is impaired by the continuous machining. In the conventional method, after the grinding tool 5 is detached from the tool driving mechanism 4, the grinding tool 5 is processed by another tool truing device or a manual grinding method, and then determined by a detection device or a manual measurement mode. However, the above method is very complicated, and increases higher use cost, and covers various driving mechanisms or sensors to ensure the accuracy of the process, and the installation and the matching also need to be adjusted adaptively according to the processing method, especially the numerical control machine tool with complex processing structure.

The utility model discloses in, as the cutter that the cutter maintained the cutter and maintain mechanism 6 and the cutter detection mechanism 7 that the cutter detected, can simply carry out mechanical connection with lathe bed 1, do not need additionally to set up more actuating mechanism or sensor, only need to correspond position parameter and the extra detection terminal 8 of cutter information input just can realize connecting, especially cutter maintenance mechanism 6 combines locating part 66, make it only need do very simple vertical direction reciprocating swing, can accomplish the maintenance of cutter with the discontinuous contact of cutter.

Wherein, detection terminal 8 is simple circuit control device, and the function of realization is to detection device's start-up, stop and parameter feedback to the control computer of digit control machine tool, and the control circuit of applied basis just can realize corresponding function, in addition the utility model discloses a standard digit control machine tool is also lower to the structural requirement of lathe itself, just can realize better processing effect and maintain the requirement on low-cost basis, therefore very convenient.

Referring to fig. 1 and 2, in a preferred embodiment, the dresser includes a rotor motor 60 and a rotary grinding tool 61 connected to an output end of the rotor motor 60, the rotary driving device includes a U-shaped frame 62 fixedly connected to the machine bed 1, a rotating shaft 63 fixedly connected to the rotor motor 60 penetrates through an upper end of the U-shaped frame 62, and one end of the rotating shaft 63 is connected to a servo motor 65 through a transmission member 64. The dressing principle of the tool dressing mechanism 6 is that the rotary grinder 61 is driven by the rotor motor 60 to rotate, the rotary grinder 61 and the rotor motor 60 are positioned on the rotating shaft 63, the servo motor 65 drives the rotary grinder 61 to swing up and down in the resin direction, the limit piece 66 prevents the rotary grinder 61 from being excessively fed, the rotary grinder 61 can swing up and down according to a specific frequency under the action of the servo motor 65, and the grinding tool 5 rotates at a constant speed and contacts with each other, so that the grinding section of the grinding tool 5 can be dressed with target precision. The matching mode between the grinding tool 5 and the dressing tool is very flexible, for example, the grinding tool 5 can increase the swing frequency by rotating the grinding tool 61 on the premise of constant speed, so that the contact frequency in unit time is increased, and the impact force during swing is absorbed by the limiting part 66, so that the influence on the tool is small.

Compared with a grinding tool in direct long-time contact, the tool dressing mechanism 6 has the advantages that dressing adjustability is high, controllability is good, the higher the swing frequency is, the higher the processing precision of the tool surface is, the burden of long-time dressing on the tool and a grinding tool is avoided, the dressing is similar to dragonfly point water type finishing, and the dressing is in short-time contact, so that the grinding tool 5 can be dressed at any time, for example, one dressing is carried out before each machining, and the consistency of each machining precision is guaranteed.

Referring to fig. 1 and 2, in a preferred embodiment, the position-limiting members 66 are cross bars connected to two ends of the U-shaped frame 62, and the horizontal height of the cross bar of the position-limiting members 66 is not lower than the horizontal height of the center of mass of the rotor motor 60, so that each position limitation of the rotary grinding tool 61 can be accurately and rapidly stopped.

Referring to fig. 2, in a preferred embodiment, an axial center of the rotor motor 60 is parallel to an axial center of the grinding tool 5, a bottom end of the rotor motor 60 is fixedly connected with the rotating shaft 63 through a fixing plate 67, the rotating grinding tool 61 is cylindrical, the rotating grinding tool 61 is arranged in a manner to meet processing requirements, and the rotating grinding tool 61 is light due to small size, so that the swinging inertia of the rotating grinding tool 61 is minimized.

Referring to fig. 1, in a preferred embodiment, the detection surface 71 is a block-shaped object having a smooth plane parallel to the grinding tangent plane of the grinding tool 5, two ends of the detection surface 71 are fixed in a guide rail 72 perpendicular to the tangential direction of the outer contour of the grinding tool 5, one end of the detection surface 71 is connected with a movable end of a servo cylinder 73, a power end of the servo cylinder 73 is fixedly connected with a pressure feedback 70, the pressure feedback 70 is a pressure sensor, the detection surface 71 is made of wear-resistant smooth material, the grinding tool 5 during detection should be in a low-speed or stop state, wherein the low-speed is full detection, the stop state is sampling detection, when the grinding tangent plane of the grinding tool 5 contacts the detection surface 71 during detection, an extrusion is performed on the detection surface 71, and the extrusion degree of the detection surface 71 is a direct feedback of the surface precision of the grinding tool 5, because guide rail 72's the reason, detection face 71 can accurate feedback grinding tool 5's information to the pressure feedback 70 of connecting, after pressure feedback 70 gathered corresponding information, test terminal 8 can carry out the analysis of taking a sample, show the comparison result and judge whether the precision of cutter satisfies the requirement, and servo cylinder 73 then can carry out the calibration that detects face 71, make it cooperate with grinding tool 5 better, make things convenient for not unidimensional grinding tool 5 to carry out short-term test.

In one preferred embodiment, the width of the smooth plane parallel to the grinding tangent plane of the detection surface 71 and the grinding cutter 5 is not less than the radius of the grinding cutter 5, so that the grinding cutter 5 is prevented from interfering with the guide rail 72 due to rotation, the detection space is effectively widened, and in addition, the detection surface 71 can be longitudinally placed, so that the interference problem does not exist, but the requirements on the guide rail 72 and other positioning parts are higher.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The numerical control grinding equipment comprises a machine body, wherein a clamp is arranged on the machine body, an XYZ-axis moving mechanism is arranged on one side of the machine body, and the numerical control grinding equipment is characterized in that the XYZ-axis moving mechanism is connected with a cutter driving mechanism, the cutter driving mechanism is provided with a grinding cutter with a horizontal grinding section, the other side of the machine body is provided with a cutter trimming mechanism and a cutter detection mechanism, the cutter trimming mechanism comprises a trimming tool and a rotation driving device which is connected with the trimming tool and has a horizontal axis direction, the rotation driving device is provided with a limiting part at the upper end of a rotation surface of the rotation driving device, the cutter detection mechanism is provided with a pressure feedback and a detection surface connected with the pressure feedback, and the cutter detection mechanism.

2. The numerical control grinding device according to claim 1, wherein the dresser comprises a rotor motor and a rotary grinding tool connected with an output end of the rotor motor, the rotary driving device comprises a U-shaped frame fixedly connected with the lathe bed, a rotating shaft for fixedly connecting the rotor motor is arranged at the upper end of the U-shaped frame in a penetrating mode, and a servo motor is connected to one end of the rotating shaft through a transmission piece.

3. The numerical control grinding device according to claim 2, wherein the limiting members are cross bars connected to both ends of the U-shaped frame, and the horizontal height of the cross bars of the limiting members is not lower than the horizontal height of the center of mass of the rotor motor.

4. The numerical control grinding device according to claim 2, wherein the axis of the rotor motor is parallel to the axis of the grinding tool, the bottom end of the rotor motor is fixedly connected with the rotating shaft through a fixing plate, and the rotating grinding tool is cylindrical.

5. The numerical control grinding device according to claim 1, wherein the detection surface is a block-shaped object with a smooth plane parallel to the grinding tangent plane of the grinding tool, two ends of the detection surface are fixed in a guide rail perpendicular to the tangential direction of the outer contour of the grinding tool, one end of the detection surface is connected with a movable end of a servo cylinder, a power end of the servo cylinder is fixedly connected with a pressure feedback, and the pressure feedback is a pressure sensor.

6. The numerical control grinding apparatus according to claim 5, wherein a width of a smooth plane of the detection surface parallel to a grinding tangent plane of the grinding tool is not smaller than a radius of the grinding tool.