CN222747942U - A measuring rod for measuring the parallelism of the headstock and tailstock of a gear grinding machine - Google Patents
A measuring rod for measuring the parallelism of the headstock and tailstock of a gear grinding machine Download PDFInfo
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- CN222747942U CN222747942U CN202420761948.8U CN202420761948U CN222747942U CN 222747942 U CN222747942 U CN 222747942U CN 202420761948 U CN202420761948 U CN 202420761948U CN 222747942 U CN222747942 U CN 222747942U
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- measuring
- parallelism
- correction
- measuring rod
- tail frame
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- 238000012937 correction Methods 0.000 claims abstract description 48
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a measuring rod for measuring parallelism of a tail frame of a gear grinding machine head, which comprises a measuring plate arranged on the end face of a main shaft of the head frame, wherein a first correction measuring rod and a second correction measuring rod are vertically arranged on the measuring plate, the first correction measuring rod and the second correction measuring rod are arranged in parallel, so that radial runout of the near-far end of the first correction measuring rod is within 0.003, then the measuring precision of the first correction measuring rod is integrally translated to the position of the second correction measuring rod which does not interfere up-down movement of the tail frame, a dial indicator is fixed at the tail frame end of a machine tool, a gauge needle touches a front bus and a side bus of the measuring rod, parallelism between the movement of the tail frame and the axis of the main shaft of a workpiece is measured, the parallelism between the axis of the main shaft of the workpiece and the tail frame in the whole stroke of the tail frame is measured by an eccentric extraction method, the motion precision of the tail frame is included, the measuring problem of the parallelism between the whole stroke motion of the tail frame and the axis is solved, and the requirement of parallelism detecting precision is met.
Description
Technical Field
The utility model relates to the field of gear grinding machine equipment, in particular to a measuring rod for measuring parallelism of a tail frame of a gear grinding machine head.
Background
The gear grinding machine is a gear processing machine tool which utilizes a grinding wheel as a grinding tool to process cylindrical gears or certain gears (helical gears, bevel gears and the like) to process tooth surfaces of cutters. In the use process of the high-efficiency worm grinding wheel gear grinding machine product, because the lengths of the shaft gears are different when the shaft gears are ground, the height positions of the tail frames are also different, if the parallelism control of the axes of the head frame and the tail frames is not standard, the angle error of the gear teeth after grinding is out of tolerance, especially the stroke of the tail frames of the machine tool is longer, and the machine tool with a larger range of the shaft gears is suitable for the machine tool, and the influence is more obvious.
Disclosure of utility model
In view of the above-mentioned drawbacks or shortcomings, an object of the present utility model is to provide a measuring stick for measuring parallelism of a backer of a gear grinding machine head.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The measuring rod for measuring the parallelism of the tail frame of the gear grinding machine head comprises a measuring plate arranged on the end face of a main shaft of the head frame, wherein a first correction measuring rod and a second correction measuring rod are vertically arranged on the measuring plate, and the first correction measuring rod and the second correction measuring rod are arranged in parallel.
The ends of the first correction measuring rod and the second correction measuring rod are provided with thin neck structures.
The thin neck structure is provided with an upper shaft shoulder and a lower shaft shoulder.
The upper shaft shoulder and the lower shaft shoulder are circumferentially and uniformly provided with a plurality of first screws, the first screws are connected with the upper shaft shoulder, and the lower ends of the first screws penetrate through the lower shaft shoulder and are mounted with the measuring plate.
The lower shaft shoulder is fixedly arranged on the measuring plate through a second screw.
The length of the first correction measuring rod and the second correction measuring rod is 520mm, and the diameter of the first correction measuring rod and the second correction measuring rod is 40mm.
And the top end surfaces of the first correction measuring rod and the second correction measuring rod are provided with reference center holes.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model provides a measuring rod for measuring parallelism of a tail frame of a gear grinding machine head, which is provided with two correction measuring rods, the two correction measuring rods are arranged on the end face of a main shaft of the head frame, a supporting screw is adjusted, so that radial runout of the near end and the far end of the first correction measuring rod is within 0.003, then the measurement precision of the first correction measuring rod is integrally translated to a position of a second correction measuring rod which cannot interfere up-and-down movement of the tail frame, a dial indicator is fixed at the tail frame end of a machine tool, a gauge needle touches a front bus and a side bus of the measuring rod, parallelism between the movement of the tail frame and the axis of the main shaft of a workpiece is measured, the parallelism between the axis of the main shaft of the workpiece and the movement of the tail frame in the whole stroke of the tail frame is measured by an eccentric extraction method, the movement precision of the tail frame is included, the measurement problem of the parallelism between the whole stroke movement of the tail frame and the axis of the head frame is avoided, and the parallelism detection precision requirement is met.
Drawings
FIG. 1 is a schematic illustration of a measuring stick installation for measuring parallelism of a backer of a gear grinding head according to the present utility model;
FIG. 2 is a schematic diagram of a measuring stick structure for measuring parallelism of a tail frame of a gear grinding machine head according to the first embodiment of the utility model;
FIG. 3 is a schematic diagram II of a measuring rod structure for measuring parallelism of a tail frame of a gear grinding machine head;
FIG. 4 is a schematic diagram of a measuring rod used for measuring parallelism of a tail frame of a gear grinding machine head according to the third embodiment of the utility model.
In the figure, 1 is the end face of a headstock spindle, 2 is a measuring plate, 3 is a second correcting measuring rod, 4 is a first correcting measuring rod, 5 is a thin neck structure, 6 is a reference center hole, 51 is a first screw, and 52 is a second screw.
Detailed Description
The present utility model now will be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
As shown in fig. 1, the utility model provides a measuring rod for measuring parallelism of a tail frame of a gear grinding machine head, which comprises a measuring plate 2 arranged on the end face 1 of a main shaft of a head frame, wherein a first correction measuring rod 4 and a second correction measuring rod 3 are vertically arranged on the measuring plate 2, and the first correction measuring rod 3 and the second correction measuring rod 4 are arranged in parallel.
As shown in fig. 2 to 4, the first calibration stick 4 and the second calibration stick 3 are mounted on the measuring plate 2 through a thin neck structure 5. And the neck structure 5 is provided with an upper shaft shoulder and a lower shaft shoulder, and illustratively, a plurality of first screws 51 are uniformly arranged on the upper shaft shoulder and the lower shaft shoulder in the circumferential direction and are connected with the upper shaft shoulder, the lower ends of the first screws 51 penetrate through the lower shaft shoulder and are mounted with the measuring plate 2, the diameter of the upper layer is 80mm, the diameter of the second layer is 120mm, and the lengths of the first correction measuring rod 4 and the second correction measuring rod 3 are 520mm, and the diameters of the first correction measuring rod and the second correction measuring rod 3 are 40mm.
In addition, the lower shaft shoulder is fixedly mounted on the measuring plate 2 through a second screw 52, and the top end surfaces of the first correction measuring rod 4 and the second correction measuring rod 3 are provided with a reference center hole 6.
The working process of the utility model is as follows:
1. The measuring plate 2 is arranged on the end face of a headstock spindle, then the first correction measuring rod 4 is arranged, the jump of the near-far end of the first correction measuring rod 4 is within 0.003mm, an indicator is fixed on a grinding tool body shell, a Z axis is moved, a positive side bus is measured and recorded, a table top rotates 180 degrees, a positive side bus is measured and recorded, and the average value of the two times is taken and recorded;
2. The second correction measuring rod 3 is installed, the positive side bus is measured by adjusting the supporting screw until the measured value is consistent with the average value detected by the first correction measuring rod 4, and the first correction measuring rod 4 is detached.
3. And (3) moving the tailstock to move up and down in a full stroke, and measuring the parallelism between the motion of the tailstock and the axis of the workpiece spindle.
The method for translating the central measuring rod axis solves the problem of measuring the parallelism of the full stroke motion of the tailstock and the axis of the headstock, and better controls the coaxiality of the headstock and the tailstock through the process test research and exploration of the workpiece spindle axis eccentric extraction method. The tool measuring rod can also measure the linear precision of the tailstock in the whole stroke during the movement. The tool detects multiple geometric accuracies, improves the measuring efficiency of the machine tool, detects the parallelism of the headstock axis and the tailstock motion in the whole stroke of the tailstock motion, and has reliable and stable detection method and data, thereby improving the reliability of the machine tool accuracy.
It will be apparent to those skilled in the art that the foregoing is merely illustrative of the preferred embodiments of this utility model, and that certain modifications and variations may be made in part of this utility model by those skilled in the art, all of which are shown and described with the understanding that they are considered to be within the scope of this utility model.
Claims (7)
1. The measuring rod for measuring the parallelism of the tail frame of the gear grinding machine head is characterized by comprising a measuring plate (2) arranged on the end face (1) of the main shaft of the machine head, wherein a first correction measuring rod (4) and a second correction measuring rod (3) are vertically arranged on the measuring plate (2), and the first correction measuring rod (4) and the second correction measuring rod (3) are arranged in parallel.
2. Measuring stick for measuring parallelism of a gear grinding head tailstock according to claim 1, characterized in that the ends of the first (4) and second (3) correction measuring sticks are provided with a thin neck structure (5).
3. Measuring stick for measuring parallelism of a gear grinding head tailstock according to claim 2, characterized in that the thin neck structure (5) is provided with upper and lower shoulders.
4. A measuring rod for measuring parallelism of a gear grinding machine head tailstock according to claim 3, wherein a plurality of first screws (51) are uniformly arranged on the circumference of the upper shaft shoulder and the circumference of the lower shaft shoulder, the first screws (51) are connected with the upper shaft shoulder, and the lower ends of the first screws (51) penetrate through the lower shaft shoulder and are mounted with the measuring plate (2).
5. A measuring stick for measuring parallelism of a gear grinding head tailstock according to claim 3, characterized in that the lower shoulder is fixedly mounted to the measuring plate (2) by means of a second screw (52).
6. Measuring stick for measuring parallelism of a gear grinding head tailstock according to claim 1 or 2, characterized in that the first correction measuring stick (4) and the second correction measuring stick (3) have a length of 520mm and a diameter of 40mm.
7. Measuring stick for measuring parallelism of a gear grinding head tailstock according to claim 1 or 2, characterized in that the top end faces of the first correction measuring stick (4) and the second correction measuring stick (3) are provided with a reference centre hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420761948.8U CN222747942U (en) | 2024-04-12 | 2024-04-12 | A measuring rod for measuring the parallelism of the headstock and tailstock of a gear grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420761948.8U CN222747942U (en) | 2024-04-12 | 2024-04-12 | A measuring rod for measuring the parallelism of the headstock and tailstock of a gear grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222747942U true CN222747942U (en) | 2025-04-11 |
Family
ID=95332363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420761948.8U Active CN222747942U (en) | 2024-04-12 | 2024-04-12 | A measuring rod for measuring the parallelism of the headstock and tailstock of a gear grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222747942U (en) |
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2024
- 2024-04-12 CN CN202420761948.8U patent/CN222747942U/en active Active
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