阅读说明：本技术 一种汽轮机推力盘面加工测量装置 (Steam turbine thrust disc processing and measuring device ) 是由 周武军 邹新长 彭文 陶家友 于 2021-05-21 设计创作，主要内容包括：本发明公开一种汽轮机推力盘面加工测量装置,包括支撑机构、加工机构、测量机构及驱动机构；支撑机构包括第一支撑板、连接杆及第二支撑板,第一支撑板位于主推力盘外圆周外一侧,连接杆一端连接第一支撑板,连接杆另一端连接第二支撑板,第二支撑板位于副推力盘外圆周外一侧；加工机构设置在第一支撑板及第二支撑板之间,加工机构对推力盘面进行加工；测量机构设置在第一支撑板及第二支撑板之间,测量机构对推力盘面进行测量；驱动机构设置在推力盘一侧,驱动机构与第一支撑板及第二支撑板连接并驱使第一支撑板及第二支撑板转动,以使加工机构和测量机构同步转动。本发明能实现推力盘面大面积加工,并具有测量功能,从而提高修复的精度和进度。(The invention discloses a turbine thrust disc surface processing and measuring device, which comprises a supporting mechanism, a processing mechanism, a measuring mechanism and a driving mechanism, wherein the supporting mechanism is arranged on the supporting mechanism; the supporting mechanism comprises a first supporting plate, a connecting rod and a second supporting plate, the first supporting plate is positioned on one side outside the outer circumference of the main thrust disc, one end of the connecting rod is connected with the first supporting plate, the other end of the connecting rod is connected with the second supporting plate, and the second supporting plate is positioned on one side outside the outer circumference of the auxiliary thrust disc; the processing mechanism is arranged between the first supporting plate and the second supporting plate and processes the thrust disc surface; the measuring mechanism is arranged between the first supporting plate and the second supporting plate and measures the thrust disc surface; the driving mechanism is arranged on one side of the thrust disc, connected with the first supporting plate and the second supporting plate and used for driving the first supporting plate and the second supporting plate to rotate so as to enable the machining mechanism and the measuring mechanism to rotate synchronously. The invention can realize large-area processing of the thrust disc surface and has a measuring function, thereby improving the repair precision and progress.)

1. The utility model provides a turbine thrust disc processing measuring device which characterized in that: comprises a supporting mechanism, a processing mechanism, a measuring mechanism and a driving mechanism;

the supporting mechanism comprises a first supporting plate, a connecting rod and a second supporting plate, the first supporting plate is positioned on one side outside the outer circumference of the main thrust disc, one end of the connecting rod is connected with the first supporting plate, the other end of the connecting rod is connected with the second supporting plate, and the second supporting plate is positioned on one side outside the outer circumference of the auxiliary thrust disc;

the processing mechanism is arranged between the first supporting plate and the second supporting plate and processes the thrust disc surface;

the measuring mechanism is arranged between the first supporting plate and the second supporting plate and measures the thrust disc surface;

the driving mechanism is arranged on one side of the thrust disc, connected with the first supporting plate and the second supporting plate and used for driving the first supporting plate and the second supporting plate to rotate so as to enable the machining mechanism and the measuring mechanism to rotate synchronously.

2. The turbine thrust disc face machining measurement device of claim 1, wherein: first backup pad and second backup pad all include backup pad and bottom suspension fagging, go up the backup pad and be connected with the bottom suspension fagging through mid-plane locking board.

3. The turbine thrust disc face machining measurement device of claim 2, wherein: a plurality of radial adjusting supporting blocks are arranged on the upper supporting plate and the lower supporting plate, and each radial adjusting supporting block is connected with the outer circumference of the thrust disc; the radial adjusting support block is provided with a roller or a sliding block, and the roller or the sliding block is abutted against the outer circumference of the thrust disc and can rotate along the outer circumference of the thrust disc.

4. The turbine thrust plate surface machining and measuring device of claim 3, wherein: set up a plurality of thrust blocks on last backup pad and the bottom suspension fagging, the thrust block is equallyd divide and is set up on last backup pad and bottom suspension fagging to make the tip of thrust block support and lean on thrust dish outside portion.

5. The turbine thrust plate surface machining and measuring device of claim 4, wherein: the device also comprises a first guide rod and a first driving piece, wherein one end of the first guide rod is connected with the first support plate, the other end of the first guide rod is connected with the second support plate, and the first driving piece penetrates through the first support plate and the second support plate; the processing mechanism is arranged on the first guide rod and driven by the first driving piece to move along the first guide rod.

6. The turbine thrust plate surface machining and measuring device of claim 5, wherein: the processing mechanism comprises a first fixing plate, a first movable plate, a processing driving piece and a processing piece, the first fixing plate is arranged on the first guide rod and connected with the first driving piece, the first movable plate is movably arranged on the first fixing plate, the processing driving piece is connected with the first movable plate and drives the first movable plate to move along the first fixing plate, and the processing piece is arranged at the end of the first movable plate.

7. The turbine thrust disc face machining measurement device of claim 6, wherein: the device also comprises a second guide rod and a second driving piece, wherein one end of the second guide rod is connected with the first supporting plate, the other end of the second guide rod is connected with the second supporting plate, and the second driving piece penetrates through the first supporting plate and the second supporting plate; the measuring mechanism is arranged on the second guide rod and driven by the second driving piece to move along the second guide rod.

8. The turbine thrust disc face machining measurement device of claim 7, wherein: the measuring mechanism comprises a second fixed plate, a second movable plate, a measuring driving piece and a measuring assembly, the second fixed plate is arranged on the second guide rod and connected with the second driving piece, the second movable plate is movably arranged on the second fixed plate, the measuring driving piece is connected with the second movable plate and drives the second movable plate to move along the second fixed plate, and the measuring assembly is arranged at the end of the second movable plate.

9. The turbine thrust disc face machining measurement device of claim 8, wherein: the measuring component comprises a measuring rod, a measuring connecting piece, a fine adjustment head, a movable rod and a digital display dial indicator; one end of the measuring rod is fixed on the second movable plate, the measuring connecting piece is connected with the other end of the measuring rod, the fine turning head is arranged on one side of the measuring connecting piece, the movable rod is movably arranged on the other side of the measuring connecting piece, one end of the movable rod forms a measuring head for measuring, and the other end of the movable rod is connected with a digital display dial indicator for displaying a measuring result.

10. The turbine thrust disc face machining measurement device according to any one of claims 1 to 9, wherein: the driving mechanism comprises a base, a driving motor, a first gear and a second gear, the driving motor is arranged on the base, the first gear is connected with the driving motor and driven to rotate by the driving motor, the first gear is meshed with the outer circumference of the first supporting plate, the second gear is connected with the driving motor and driven to rotate by the driving motor, and the second gear is meshed with the outer circumference of the second supporting plate.

Technical Field

The invention relates to the technical field of turbine repair, in particular to a turbine thrust disc surface machining and measuring device.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants.

The steam turbine generator set is used as the most core equipment of thermal power generation, and the running state of the steam turbine generator set determines the safe running of the equipment. The steam turbine is provided with usually and gives thrust disc for thrust bearing with rotor axial thrust, and thrust disc prevents the most powerful guarantee of axial float as the unit in opening and stopping the operation, and thrust disc has been used for a long time or other reasons, when wearing and tearing appear in main and auxiliary thrust quotations to destroy the oil film on surface, lead to the thrust face can't play due effect, the incident appears.

After the thrust disc surface is abraded, the thrust disc surface can be repaired by returning to a factory for processing or temporarily grinding, and the axial gap size is adjusted by matching with the tile.

However, the thrust disc surface and the rotor shaft neck have different structures, the radial width of the thrust disc surface reaches more than 100mm, the verticality and the parallelism of the main thrust disc surface and the auxiliary thrust disc surface have high requirements, and the conventional turbine shaft neck processing equipment cannot meet the requirements of thrust disc surface processing. For example, the equipment can only complete the processing treatment of the axial length direction of the shaft neck, and cannot meet the requirements of radial large-area processing and form and position tolerance detection.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, the invention aims to provide a turbine thrust disc surface machining and measuring device which can realize large-area machining of a thrust disc surface and has a measuring function, so that the repair precision and progress are improved.

In order to achieve the above object, an embodiment of the present invention provides a turbine thrust disc surface processing and measuring device, which includes a supporting mechanism, a processing mechanism, a measuring mechanism and a driving mechanism;

the supporting mechanism comprises a first supporting plate, a connecting rod and a second supporting plate, the first supporting plate is positioned on one side outside the outer circumference of the main thrust disc, one end of the connecting rod is connected with the first supporting plate, the other end of the connecting rod is connected with the second supporting plate, and the second supporting plate is positioned on one side outside the outer circumference of the auxiliary thrust disc;

the processing mechanism is arranged between the first supporting plate and the second supporting plate and processes the thrust disc surface;

the measuring mechanism is arranged between the first supporting plate and the second supporting plate and measures the thrust disc surface;

the driving mechanism is arranged on one side of the thrust disc, connected with the first supporting plate and the second supporting plate and used for driving the first supporting plate and the second supporting plate to rotate so as to enable the machining mechanism and the measuring mechanism to rotate synchronously.

According to the device for processing and measuring the thrust disc surface of the steam turbine, after the thrust disc surface is damaged, the supporting mechanism is erected on the outer circumference of the thrust disc, the thrust disc surface and the shaft neck are aligned, then the driving mechanism is started to enable the first supporting plate and the second supporting plate to rotate, the first supporting plate and the second supporting plate rotate to drive the processing mechanism and the measuring mechanism to synchronously rotate, the processing mechanism rotates to process different positions of the thrust disc surface in a large area, the measuring mechanism rotates to measure different positions of the thrust disc surface, when a measuring result meets a standard, processing is stopped, and when the measuring result does not meet the standard, processing is continued until the measuring standard is met, so that the repairing precision is improved. Therefore, the invention can realize large-area processing of the thrust disc surface, has a measuring function without disassembling equipment and further improves the repair precision and progress.

In addition, the device for measuring the processing of the thrust disc surface of the steam turbine according to the embodiment of the invention may further have the following additional technical features:

furthermore, first backup pad and second backup pad all include backup pad and bottom suspension fagging, go up the backup pad and pass through mid-plane locking board and be connected with the bottom suspension fagging.

Furthermore, a plurality of radial adjusting supporting blocks are arranged on the upper supporting plate and the lower supporting plate, and each radial adjusting supporting block is connected with the outer circumference of the thrust disc.

Further, the radial adjusting support block is provided with a roller or a sliding block, and the roller or the sliding block is abutted against the outer circumference of the thrust disc and can rotate along the outer circumference of the thrust disc.

Furthermore, set up a plurality of thrust blocks on last backup pad and the bottom suspension fagging, the thrust block is equallyd divide and is set up on last backup pad or bottom suspension fagging to make the tip of thrust block support and lean on thrust dish outside portion.

The device further comprises a first guide rod and a first driving piece, wherein one end of the first guide rod is connected with the first support plate, the other end of the first guide rod is connected with the second support plate, and the first driving piece penetrates through the first support plate and the second support plate; the processing mechanism is arranged on the first guide rod and driven by the first driving piece to move along the first guide rod.

Further, the processing mechanism comprises a first fixed plate, a first movable plate, a processing driving part and a processing part, the first fixed plate is arranged on the first guide rod and connected with the first driving part, the first movable plate is movably arranged on the first fixed plate, the processing driving part is connected with the first movable plate and drives the first movable plate to move along the first fixed plate, and the processing part is arranged at the end part of the first movable plate.

The device further comprises a second guide rod and a second driving piece, wherein one end of the second guide rod is connected with the first supporting plate, the other end of the second guide rod is connected with the second supporting plate, and the second driving piece penetrates through the first supporting plate and the second supporting plate; the measuring mechanism is arranged on the second guide rod and driven by the second driving piece to move along the second guide rod.

Furthermore, the measuring mechanism comprises a second fixed plate, a second movable plate, a measuring driving member and a measuring assembly, the second fixed plate is arranged on the second guide rod and connected with the second driving member, the second movable plate is movably arranged on the second fixed plate, the measuring driving member is connected with the second movable plate and drives the second movable plate to move along the second fixed plate, and the measuring assembly is arranged at the end of the second movable plate.

Further, the measuring component comprises a measuring rod, a measuring connecting piece, a fine adjustment head, a movable rod and a digital display dial indicator; one end of the measuring rod is fixed on the second movable plate, the measuring connecting piece is connected with the other end of the measuring rod, the fine turning head is arranged on one side of the measuring connecting piece, the movable rod is movably arranged on the other side of the measuring connecting piece, one end of the movable rod forms a measuring head for measuring, and the other end of the movable rod is connected with a digital display dial indicator for displaying a measuring result.

Further, actuating mechanism includes base, driving motor, first gear and second gear, and driving motor sets up on the base, and first gear is connected with driving motor and orders about by driving motor and rotate, and first gear meshes with the outer circumference of first backup pad, and the second gear is connected with driving motor and orders about by driving motor and rotates, and the second gear meshes with the outer circumference of second backup pad.

Drawings

FIG. 1 is a schematic structural diagram of a turbine thrust disc surface processing and measuring device according to an embodiment of the invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of the connection of the support mechanism and the drive mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic view of a radially adjustable support block secured to a support mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a measurement assembly according to an embodiment of the invention.

Description of the reference symbols

The device comprises a supporting mechanism 1, a first supporting plate 11, a connecting rod 12, a second supporting plate 13, an upper supporting plate 14, a lower supporting plate 15, a middle section locking plate 16, a radial adjusting supporting block 17, a tightening bolt 171, a roller 172 and a thrust block 18;

the processing mechanism 2, the first fixed plate 21, the first movable plate 22, the processing driving member 23 and the processed member 24;

the measuring mechanism 3, the second fixed plate 31, the second movable plate 32, the measuring driving element 33, the measuring assembly 34, the measuring rod 341, the measuring connecting element 342, the fine adjustment head 343, the movable rod 344, the measuring head 3441, the digital display dial indicator 345, the fixed sleeve 346 and the spring 347;

the driving mechanism 4, the base 41, the driving motor 42, the first gear 43 and the second gear 44;

thrust disk 5, main thrust disk 51, auxiliary thrust disk 52, thrust disk surface 53;

a first guide bar 6;

a first driving member 7;

a second guide bar 8;

a second drive member 9.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

As shown in fig. 1 to 5, a turbine thrust plate surface processing and measuring device according to an embodiment of the present invention includes a supporting mechanism 1, a processing mechanism 2, a measuring mechanism 3, and a driving mechanism 4. Thrust disk 5 generally includes a main thrust disk 51 and an auxiliary thrust disk 52, each of main thrust disk 51 and auxiliary thrust disk 52 including a thrust disk face 53.

The supporting mechanism 1 comprises a first supporting plate 11, a connecting rod 12 and a second supporting plate 13, wherein the first supporting plate 11 is located on one side outside the outer circumference of the main thrust disc 51, one end of the connecting rod 12 is connected with the first supporting plate 11, the other end of the connecting rod 12 is connected with the second supporting plate 13, the second supporting plate 13 is located on one side outside the outer circumference of the auxiliary thrust disc 52, and the connecting rod 12 can be set to be multiple so as to improve stability.

The processing mechanism 2 is arranged between the first support plate 11 and the second support plate 13, the processing mechanism 2 processes the thrust disc surface 53, the measuring mechanism 3 is arranged between the first support plate 11 and the second support plate 13, and the measuring mechanism 3 measures the thrust disc surface 53, wherein the thrust disc surface 53 is understood as two end surfaces opposite to the inner sides of the main thrust disc 51 and the auxiliary thrust disc 52.

Actuating mechanism 4 sets up in thrust disc 5 one side, and actuating mechanism 4 is connected and orders about first backup pad 11 and second backup pad 13 with first backup pad 11 and second backup pad 13 and rotates to make processing agency 2 and measuring mechanism 3 rotate in step, processing agency 2 rotates and is convenient for carry out large tracts of land processing to thrust disc face 53, and measuring mechanism 3 rotates and is convenient for carry out large tracts of land measurement to thrust disc face 53.

After the thrust disc surface 53 is damaged, the supporting mechanism 1 is erected on the outer circumference of the thrust disc 5, then the driving mechanism 4 is started, so that the first supporting plate 11 and the second supporting plate 13 rotate, the first supporting plate 11 and the second supporting plate 13 rotate to drive the machining mechanism 2 and the measuring mechanism 3 to synchronously rotate, the machining mechanism 2 rotates to machine the thrust disc surface 53 at different positions in a large area, the measuring mechanism 3 rotates to measure the thrust disc surface 53 at different positions, when the measuring result meets the standard, the machining is stopped, and when the measuring result does not meet the standard, the machining is continued until the measuring standard is met, so that the repairing precision and progress are improved. Therefore, the present invention can realize the large area processing of the thrust disc surface 53 and has the measuring function, thereby improving the precision and the progress of the repair.

Optionally, the first support plate 11 and the second support plate 13 each include an upper support plate 14 and a lower support plate 15, and the upper support plate 14 is connected to the lower support plate 15 through a mid-plane locking plate 16. Wherein, can set up mid-plane locking plate 16 on upper support plate 14, set up mid-plane locking plate 16 on lower bolster 15, the screw passes mid-plane locking plate 16 of upper support plate 14 and mid-plane locking plate 16 of lower bolster 15 in proper order to tightly fix first backup pad 11 and second backup pad 13 together. In this example, the first support plate 11 and the second support plate 13 may have a semicircular shape, and the first support plate 11 and the second support plate 13 may be detachable so as to connect the first support plate 11 and the second support plate 13 to the thrust plate 5.

In order to make the first support plate 11 and the second support plate 13 connect well with the thrust disc 5, a plurality of radial adjusting support blocks 17 are arranged on the upper support plate 14 and the lower support plate 15, and each radial adjusting support block 17 is connected with the outer circumference of the thrust disc 5. The support blocks 17 can be adjusted radially by fine adjustment to provide good connection of the first support plate 11 and the second support plate 13 to the thrust disc 5. As shown in fig. 4, the radial adjustment support block 17 may be connected to the thrust plate 5 by tightening the bolts 171.

As an example, the roller 172 is provided on the radial adjustment support block 17, and the roller 172 abuts against the outer circumference of the thrust disk 5 and can rotate along the outer circumference of the thrust disk 5. For stability, the radial adjustment support blocks 17 are preferably provided in four, wherein two radial adjustment support blocks 17 are evenly distributed on the upper support plate 14, and the other two radial adjustment support blocks 17 are evenly distributed on the lower support plate 15, so that the roller 172 is more stable when rotating. In this example, rollers 172 are disposed on both sides of the radial adjustment support block 17, and the rollers 172 may be fixed on the radial adjustment support block 17 through roller bearings. In this example, the radial adjustment support block 17 is also provided with a slider which abuts against the outer circumference of the thrust disk 5 and can rotate along the outer circumference of the thrust disk 5.

In some examples, a plurality of thrust blocks 18 are disposed on the upper support plate 14 and the lower support plate 15, and the thrust blocks 18 are disposed on both the upper support plate 14 and the lower support plate 15 such that ends of the thrust blocks 18 abut against the outer side of the thrust disk 5. That is, the thrust block 18 may be a copper slider connected by a bolt, the bolt is disposed on the upper support plate 14 and the lower support plate 15, and the bolt is rotated to drive the copper slider at the end of the bolt to approach or separate from the outer side portion of the thrust disk 5, so that the copper slider at the end of the bolt can abut against the outer side portion of the thrust disk 5 to prevent the supporting mechanism 1 from moving axially when the processing mechanism 2 is processed.

In this example, the device for processing and measuring the thrust disc surface of the steam turbine may further include a first guide rod 6 and a first driving member 7, one end of the first guide rod 6 is connected to the first support plate 11, the other end of the first guide rod 6 is connected to the second support plate 13, and the first driving member 7 passes through the first support plate 11 and the second support plate 13; the processing mechanism 2 is arranged on the first guide bar 6 and is driven to move along the first guide bar 6 by the first driving member 7. Wherein, first driving piece 7 can comprise driving motor and drive lead screw, and driving motor orders about the drive lead screw and rotates, and the drive lead screw rotates and orders about machining mechanism 2 and remove along first guide bar 6 to machining mechanism 2 carries out the processing operation. Of course, the first driving member 7 may also be composed of a hand wheel and a driving screw rod, the hand wheel is rotated by an external force to drive the driving screw rod to rotate, and the driving screw rod rotates to drive the processing mechanism 2 to move along the first guide rod 6, so that the processing mechanism 2 performs a processing operation. The first guide bar 6 may be provided in at least two or more for improved stability.

As an example, the processing mechanism 2 includes a first fixed plate 21, a first movable plate 22, a processing driving member 23 and a processing member 24, the first fixed plate 21 is disposed on the first guide bar 6 and connected with the first driving member 7, the first movable plate 22 is movably disposed on the first fixed plate 21, the processing driving member 23 is connected with the first movable plate 22 and drives the first movable plate 22 to move along the first fixed plate 21, and the processing member 24 is disposed at an end portion of the first movable plate 22.

In this example, the first movable plate 22 may be connected to the first fixed plate 21 in a dovetail manner, so that the first movable plate 22 can move along the first fixed plate 21 without being separated from the first fixed plate 21. The processing driving part 23 can also be a hand wheel or the matching of a driving motor and a screw rod. The machined part 24 can be for the tool sleeve that is used for lathe work, can install the cutter arbor additional in the tool sleeve, and processing driving piece 23 orders about machined part 24 radial movement, and first driving piece 7 orders about machined part 24 axial displacement to effectively process thrust disc face 53, the turning sees the back flat, can change the tool sleeve part into the electric grinding head, grinds thrust disc face 53 after the turning, in order to reach surface roughness's requirement.

According to the degree of abrasion of the thrust disc surface 53, the original size can be restored after laser cladding is carried out on an abrasion area, or the original size can be not restored, and after the abrasion area is directly turned and leveled, the corresponding thrust shoe is matched according to the width of the end surface of the thrust disc surface.

In this example, the device for processing and measuring the thrust disc surface of the steam turbine may further include a second guide rod 8 and a second driving member 9, one end of the second guide rod 8 is connected to the first support plate 11, the other end of the second guide rod 8 is connected to the second support plate 13, and the second driving member 9 passes through the first support plate 11 and the second support plate 13; the measuring mechanism 3 is arranged on the second guide bar 8 and is driven by the second drive element 9 to move along the second guide bar 8. The second driving member 9 may be composed of a driving motor and a driving screw rod, the driving motor drives the driving screw rod to rotate, and the driving screw rod rotates to drive the measuring mechanism 3 to move along the second guide rod 8, so that the measuring mechanism 3 can perform processing operation conveniently. Of course, the second driving member 9 may also be composed of a hand wheel and a driving screw rod, the hand wheel is rotated by an external force to drive the driving screw rod to rotate, and the driving screw rod rotates to drive the measuring mechanism 3 to move along the second guide rod 8, so that the measuring mechanism 3 performs a measuring operation.

As another example, the measuring mechanism 3 includes a second fixed plate 31, a second movable plate 32, a measuring driving member 33 and a measuring assembly 34, the second fixed plate 31 is disposed on the second guide bar 8 and connected with the second driving member 9, the second movable plate 32 is movably disposed on the second fixed plate 31, the measuring driving member 33 is connected with the second movable plate 32 and drives the second movable plate 32 to move along the second fixed plate 31, and the measuring assembly 34 is disposed at an end of the second movable plate 32. The first guide bar 8 may be provided in at least two or more for improving stability.

The second movable plate 32 may be connected to the second fixed plate 31 in a dovetail manner, so that the second movable plate 32 can move along the second fixed plate 31 without being separated from the second fixed plate 31. The measuring drive 33 can also be a handwheel or a drive motor cooperating with a spindle. The measuring driving member 33 drives the measuring assembly 34 to move radially, and the second driving member 9 drives the measuring assembly 34 to move axially, so that the thrust disc surface 53 is effectively measured, and the machining accuracy is improved.

As shown in fig. 5, in the present example, the measuring assembly 34 includes a measuring rod 341, a measuring connector 342, a fine adjustment head 343, a movable rod 344, and a digital display dial indicator 345; one end of the measuring rod 341 is fixed on the second movable plate 32, the measuring link 342 is connected to the other end of the measuring rod 341, the fine adjustment head 343 is disposed at one side of the measuring link 342, the movable rod 344 is movably disposed at the other side of the measuring link 342, one end of the movable rod 344 forms a measuring head 3441 for measurement, and the other end of the movable rod 344 is connected to the digital display dial indicator 345 for displaying the measurement result.

One end of the measuring rod 341 is fixed on the second movable plate 32, the measuring driving member 33 drives the measuring rod 341 to move radially, and the second driving member 9 drives the measuring rod 341 to move axially, so as to effectively measure the thrust disk surface 53 and improve the machining accuracy. When the second driving element 9 drives the measuring rod 341 to move axially, the measuring rod 341 deforms due to the problem of rigidity of the thrust disc 5, and the deformation cannot be effectively controlled, so that the adjustment is performed through the fine adjustment head 343, wherein the fine adjustment head 343 is preferably an inner micrometer fine adjustment head, the other end of the fine adjustment head 343 can be directly measured through the measuring head 3441, and the direct reading can be performed through the digital display dial indicator 345.

In addition, the movable rod 344 can be disposed on the measuring connector 342 through the fixing sleeve 346, a spring 347 is disposed in the fixing sleeve 346, the spring 347 is sleeved on the movable rod 344, and the spring 347 provides elastic force to enable the measuring head 3441 to abut against the thrust disc surface 53, so as to improve the measuring effect and enable the measured data to be more accurate.

In some examples, the driving mechanism 4 includes a base 41, a driving motor 42, a first gear 43 and a second gear 44, the driving motor 42 is disposed on the base 41, the first gear 43 is connected to the driving motor 42 and driven by the driving motor 42 to rotate, for example, the driving motor 42 can be connected to the first gear 43 through a first driving shaft so as to drive the first gear 43 to rotate, the first gear 43 is engaged with the outer circumference of the first support plate 11, the second gear 44 is connected to the driving motor 42 and driven by the driving motor 42 to rotate, for example, the driving motor 42 can be connected to the second gear 44 through a second driving shaft so as to drive the second gear 44 to rotate, and the second gear 44 is engaged with the outer circumference of the second support plate 13.

That is, the outer circumferences of the first support plate 11 and the second support plate 13 may be provided with saw teeth so that the driving motor 42 drives the first support plate 11 and the second support plate 13 to rotate.

After the support mechanism 1 is aligned, the position of the driving mechanism 4 can be adjusted to enable the first gear 43 to be meshed with the outer circumference of the first support plate 11, the second gear 44 to be meshed with the outer circumference of the second support plate 13, then the driving mechanism 4 is driven to rotate at a low speed, the thrust sliding block 18 is adjusted, and the machining mechanism 2 which does not generate axial movement and is stable is formed to machine the thrust disc surface 53. After each machining of the thrust disc surface 53 to be machined is completed by the machining mechanism 2, the machining quantity and the parallelism of the two thrust disc surfaces 53 can be detected by the measuring mechanism 3, so that the machining precision can be adjusted. The parallelism detection of the two thrust plate surfaces 53 can be realized by the present example, and the driving mechanism 4 does not need other auxiliary accessories, so that the detection is simpler and safer.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.