CN219170324U

CN219170324U - Measuring and positioning mechanism for hub machining tool

Info

Publication number: CN219170324U
Application number: CN202320282951.7U
Authority: CN
Inventors: 谢国亮; 唐连续; 李贯存; 房超; 赵万华
Original assignee: Jinan First Machine Tool Group Co ltd
Current assignee: Jinan First Machine Tool Group Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-13
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a measuring and positioning mechanism for a hub processing machine tool, which comprises a measuring head support, wherein the measuring head support is arranged on a machine tool body, one side of the measuring head support is connected with a rotating connecting device, one side of the rotating connecting device is provided with a measuring head body, one side of the measuring head body is connected with a measuring head probe, the machine tool body is provided with a measuring head data processing box and a numerical control system, and the measuring head data processing box and the numerical control system are electrically connected with the measuring head body. According to the utility model, the probe support is arranged to connect the probe body with the machine tool body, so that the probe can be conveniently replaced or the probes with different specifications can be conveniently installed, the rotating connecting device is arranged to deflect when the probe body or the probe needle collides with the hub to be measured and the machine tool body, the collision damage of the probe body or the probe needle is avoided, and the probe data processing box is arranged, and the data collecting and processing mechanism in the prior art can also be adopted to collect probe measurement data signals for summarizing.

Description

Measuring and positioning mechanism for hub machining tool

Technical Field

The utility model relates to the technical field of automobile hub machining, in particular to a measuring and positioning mechanism for a hub machining machine tool.

Background

Automobile hubs are an important component of automobile parts, and hubs (Car Rim) are the locations of the wheel center where axles are installed, known as "rims" or "steel rings". Along with the increase of automobile demand, the requirements on the weight reduction and the intellectualization of automobiles are higher and higher year by year, and the requirements on the high dimensional accuracy, the surface roughness and the spoke surface consistency of automobile hubs are met, and meanwhile, the requirements on the high hub accuracy consistency are met because the automobile hubs need high bright surfaces and high-accuracy processing. Therefore, the workpiece measuring head function is required to be added on the hub machine tool to detect the size of a central hole of each processed hub and the processing depth of each spoke surface, so that the accuracy consistency of the hubs in the same batch is ensured. The traditional hub machine tool measuring and positioning device is complex in disassembly and assembly and replacement and easy to collide and damage.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a measuring and positioning mechanism for a hub processing machine tool. The utility model realizes the effects of reducing loss, lowering use cost and being easy to install and replace.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a wheel hub machine tool is with measuring positioning mechanism, includes the gauge head support, and the gauge head support is installed on the lathe body, and gauge head support one side is connected with rotates connecting device, it is provided with the gauge head body to rotate connecting device one side, and gauge head body one side is connected with the gauge head probe, be provided with gauge head data processing box, numerical control system on the lathe body, gauge head data processing box, numerical control system all with the gauge head body electricity is connected.

As a preferable technical scheme of the utility model, the rotary connecting device comprises a fixed seat, one side of the fixed seat is connected with a rotary rod, the outside of the rotary rod is connected with a supporting device, the upper part of the supporting device is connected with the fixed seat, the rotary rod comprises a ball head, the lower part of the ball head is connected with a rod body, one side of the fixed seat is provided with a ball seat, and the ball seat is matched with the ball head.

As a preferable technical scheme of the utility model, the supporting device comprises a locking ring, the locking ring is connected with the rod body, supporting springs are arranged outside the locking ring, a plurality of groups of supporting springs are arranged in an annular array with the locking ring as a center, the locking ring is connected with a fixing ring through the supporting springs, the fixing ring is connected with a supporting shell, and the supporting shell is connected with the fixing seat.

As a preferable technical scheme of the utility model, the upper part of the fixing seat is provided with a fast-assembling connecting device, the fast-assembling connecting device is matched with the measuring head support, the fast-assembling connecting device comprises a bottom plate, the bottom plate is connected with the fixing seat, the upper part of the bottom plate is provided with a connecting cylinder and a connecting column, the connecting column is arranged in the connecting cylinder, the outside of the connecting cylinder is provided with a thread guide strip, a clamping strip I and a clamping block I, and the thread guide strip is provided with a plurality of groups.

As a preferable technical scheme of the utility model, the upper part of the connecting cylinder is provided with a groove I, and a rubber ring is matched in the groove I.

As a preferable technical scheme of the utility model, a first cylindrical groove is formed in the measuring head support, the diameter of the first cylindrical groove is matched with the diameter of the connecting cylinder, a second cylindrical groove is formed in the lower portion of the first cylindrical groove, the diameter of the second cylindrical groove is matched with the diameter of the bottom plate, a protruding portion is formed in the first cylindrical groove, a third cylindrical groove is formed in the middle of the protruding portion, and the diameter of the third cylindrical groove is matched with the diameter of the connecting cylinder.

As a preferable technical scheme of the utility model, the inner wall of the cylindrical groove I is provided with a thread matching rib, a clamping strip II and a clamping block II, the thread matching rib is matched with the thread guiding strip, the clamping strip II is matched with the clamping block I, and the clamping block II is matched with the clamping strip I.

As a preferable technical scheme of the utility model, a second groove is formed in the upper portion of the first cylindrical groove, and the second groove is matched with the rubber ring.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the probe support is arranged to connect the probe body with the machine tool body, so that the probe can be conveniently replaced or different specifications of probes can be conveniently installed, the rotating rod is arranged to deflect when the probe body or the probe needle collides with the tested hub and the machine tool body, the collision damage of the probe body or the probe needle is avoided, the supporting device is arranged to drive the probe body or the probe needle to return after the probe body or the probe needle breaks away from a collided object, continuous measurement is convenient, the probe data processing box is arranged, the data collecting and processing mechanism in the prior art can also be adopted to collect probe measurement data signals for summarizing, and the probe body is conveniently controlled by the numerical control system through the connection of the probe and the numerical control system.

2. According to the utility model, the plurality of groups of supporting springs are arranged, the supporting springs are stressed and deformed when the collision is stressed, so that the rod body can rotate relative to the fixed seat, the ball head is matched with the ball seat, the universal rotation of the ball rod is realized, the measuring head body and the measuring head probe are driven to rotate relative to the measuring head support to release force, the damage to the measuring head probe and the measuring head body due to collision is avoided, the measuring head probe and the measuring head body are separated from the collision surface after the collision is finished, the supporting springs are restored, the measuring head probe and the side head body are driven to return, and the continuous measurement is facilitated.

3. According to the utility model, the first cylindrical groove is matched with the connecting cylinder, the third cylindrical groove is matched with the connecting column, so that the connection precision of the quick-assembly connecting device and the measuring head support is improved, the measurement precision is prevented from being influenced by the inclined and staggered situation during quick assembly, the second cylindrical groove is matched with the bottom plate, and the bottom plate is hidden into the second cylindrical groove after the quick-assembly connecting device is rotatably installed, so that an installer can conveniently judge whether the quick-assembly connecting device is tightly installed.

4. According to the utility model, the clamping strip II is matched with the clamping block I, so that the quick-assembly connecting device is prevented from moving to the measuring head support to influence the measuring accuracy, the clamping strip I is matched with the clamping block II, the quick-assembly connecting device is prevented from falling out of the measuring head support, and the clamping block is conveniently guided to be clamped into the clamping strip by arranging the threaded matching rib to be matched with the threaded guide strip, so that the quick-assembly and disassembly of the measuring head are realized.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the probe body according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a probe support according to the present utility model;

FIG. 4 is a schematic view of the structure of an inner wall of a cylindrical groove according to the present utility model;

FIG. 5 is a schematic structural view of a quick connector according to the present utility model;

fig. 6 is a schematic structural view of a rotary connection device according to the present utility model.

In the figure: 1. a measuring head support; 11. a first cylindrical groove; 111. a thread matching rib; 112. a second clamping strip; 113. a clamping block II; 114. a second groove; 12. a second cylindrical groove; 13. a boss; 131. a column groove III; 2. a probe body; 3. a probe; 4. rotating the connecting device; 41. a fixing seat; 411. a ball seat; 42. a rotating lever; 421. ball head; 422. a rod body; 43. a support device; 431. a locking ring; 432. a support spring; 433. a fixing ring; 434. a support case; 5. a quick-mounting connection device; 51. a bottom plate; 52. a connecting cylinder; 521. a thread guide bar; 522. a clamping strip I; 523. a clamping block I; 524. a groove I; 525. a rubber ring; 53. a connecting column; 6. a machine tool body; 7. a gauge head data processing box; 8. and (5) a numerical control system.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.

As shown in fig. 1-6, the present utility model provides the following technical solutions:

the utility model provides a wheel hub machine tool is with measuring positioning mechanism, includes gauge head support 1, and gauge head support 1 installs on lathe body 6, and gauge head support 1 one side is connected with rotates connecting device 4, rotates connecting device 4 one side and is provided with gauge head body 2, and gauge head body 2 one side is connected with gauge head probe 3, is provided with gauge head data processing box 7, numerical control system 8 on the lathe body 6, and gauge head data processing box 7, numerical control system 8 all are connected with gauge head body 2 electricity. Through setting up gauge head support 1 and connecting gauge head body 2 and lathe body 6, be convenient for change gauge head or install different specification gauge heads, through setting up gauge head data processing box 7, also can adopt prior art's data collection processing mechanism, collect gauge head measurement data signal and gather the processing, be convenient for through setting up gauge head and 8 connection of numerical control system 8 control gauge head body 2, be connected with wheel hub on the lathe body 6.

In this embodiment, the rotary connection device 4 includes a fixing base 41, one side of the fixing base 41 is connected with a rotary rod 42, the external connection of the rotary rod 42 is provided with a supporting device 43, the upper portion of the supporting device 43 is connected with the fixing base 41, the rotary rod 42 includes a ball 421, the lower portion of the ball 421 is connected with a rod body 422, one side of the fixing base 41 is provided with a ball seat 411, and the ball seat 411 is matched with the ball 421. Through setting up dwang 42 and deflecting when head body 2 or gauge head probe and being surveyed the hub, lathe body 6 bump, avoid head body 2 or gauge head probe 3 to bump the damage, through setting up strutting arrangement 43, drive head body 2 or gauge head probe and return to the right after head body 2 or gauge head probe break away from the collided object, conveniently measure in succession, through setting up bulb 421 and ball seat 411 cooperation, realize the universal rotation of club, drive head body 2 and rotate, avoid appearing damaging the condition when bumping.

In this embodiment, the supporting device 43 includes a locking ring 431, the locking ring 431 is connected with a rod body 422, supporting springs 432 are provided outside the locking ring 431, the supporting springs 432 are provided with a plurality of groups, the supporting springs 432 of the plurality of groups are arranged in an annular array with the locking ring 431 as a center, the locking ring 431 is connected with a fixing ring 433 through the supporting springs 432, the fixing ring 433 is connected with a supporting shell 434, and the supporting shell 434 is connected with the fixing seat 41. Through setting up multiunit supporting spring 432, supporting spring 432 atress deformation makes the body of rod 422 can rotate relative fixing base 41 when the collision atress, drives gauge head body 2, gauge head probe 3 and rotates the power of letting out relative gauge head support 1, avoids the collision to damage gauge head probe 3 and gauge head body 2, and after the collision finishes, gauge head probe 3, gauge head body 2 break away from the collision face, and supporting spring 432 resumes the original state, drives gauge head probe 3, side head body and returns to the right, is convenient for measure in succession.

In this embodiment, a quick-assembly connection device 5 is disposed on the upper portion of the fixing base 41, the quick-assembly connection device 5 is matched with the probe support 1, the quick-assembly connection device 5 includes a bottom plate 51, the bottom plate 51 is connected with the fixing base 41, a connection cylinder 52 and a connection column 53 are disposed on the upper portion of the bottom plate 51, the connection column 53 is disposed inside the connection cylinder 52, a threaded guide bar 521, a clamping bar one 522 and a clamping block one 523 are disposed outside the connection cylinder 52, and multiple groups of threaded guide bars 521 are disposed. Through setting up quick-assembly connecting device 5, be convenient for the side head body be connected with gauge head support 1, set up screw thread guide bar 521 and be convenient for the fixture block card go into the card strip, set up card strip one 522, fixture block one 523 and be convenient for quick-assembly connecting device 5 and gauge head support 1 cooperation, it is fixed.

In this embodiment, a first groove 524 is formed on the upper portion of the connecting cylinder 52, and a rubber ring 525 is fitted in the first groove 524. The quick-assembly connecting device 5 and the measuring head support 1 are conveniently connected by arranging the first groove 524 and the rubber ring 525.

In this embodiment, the probe support 1 is internally provided with a first cylindrical groove 11, the diameter of the first cylindrical groove 11 is matched with the diameter of the connecting cylinder 52, a second cylindrical groove 12 is arranged at the lower part of the first cylindrical groove 11, the diameter of the second cylindrical groove 12 is matched with the diameter of the bottom plate 51, a protruding portion 13 is arranged in the first cylindrical groove 11, a third cylindrical groove 131 is arranged in the middle of the protruding portion 13, and the diameter of the third cylindrical groove 131 is matched with the diameter of the connecting cylinder 53. Through setting up cylindrical groove one 11 and connecting cylinder 52 cooperation, cylindrical groove three 131 and spliced pole 53 cooperation, improve fast-assembling connecting device 5 and gauge head support 1 connection accuracy, avoid appearing the slope when fast-assembling, the mistake line condition influences measurement accuracy, through setting up cylindrical groove two 12 and bottom plate 51 cooperation, rotatory installation back bottom plate 51 is hidden cylindrical groove two 12, the installer of being convenient for judges whether fast-assembling connecting device 5 installs closely.

In this embodiment, the inner wall of the first cylindrical groove 11 is provided with a threaded engagement rib 111, a second clamping bar 112, and a second clamping block 113, the threaded engagement rib 111 is engaged with the threaded guide bar 521, the second clamping bar 112 is engaged with the first clamping block 523, and the second clamping block 113 is engaged with the first clamping bar 522. Through setting up card strip two 112 and the cooperation of fixture block one 523, avoid fast-assembling connecting device 5 to remove to influence measurement accuracy to gauge head support 1, through setting up card strip one 522 and the cooperation of fixture block two 113, avoid fast-assembling connecting device 5 to deviate from gauge head support 1, through setting up screw thread cooperation muscle 111 and screw thread guide bar 521 cooperation, be convenient for guide fixture block card income card strip.

In this embodiment, the upper portion of the first cylindrical groove 11 is provided with a second groove 114, and the second groove 114 is matched with the rubber ring 525. The second groove 114 is matched with the rubber ring 525, so that the quick-assembly connecting device 5 and the measuring head support 1 are conveniently connected.

The working principle of the utility model is as follows: the measuring head probe 3 is arranged on the measuring head body 2, the rotating bottom plate 51 connects the quick connecting device with the measuring head support 1, the first clamping block 523 is clamped into the second clamping strip 112, the second clamping block 113 is clamped into the first clamping strip 522, and quick installation and replacement of the measuring head body 2 are realized. The numerical control system 8 controls the X/Z axis of the machine tool to cooperatively move to drive the measuring head to move, when the movement of the measuring head is blocked, the ball head 421 drives the measuring head body 2 to deflect to avoid stress damage, and when the measuring head is separated from the blocking, the supporting spring 432 drives the measuring head body 2 to return to the normal position, so that continuous measurement is realized. The measuring head data are collected to a measuring head data processing box 7, and the workpiece position precision information, such as the center hole precision information, is displayed through a numerical control system 8 after processing, and is alarmed when the center hole precision exceeds the tolerance range, so that the center hole precision, the clamping position and the like of the hub workpiece are ensured to be consistent, and the outline dimension of the hub is ensured to be consistent.

In the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", etc. refer to the orientation or positional relationship based on that shown in the drawings, and are merely for the purpose of describing the present utility model and do not require that the present utility model must be constructed or operated in a specific orientation, and thus should not be construed as limiting the present utility model. "connected" and "connected" in the present utility model are to be understood broadly, and may be, for example, connected or detachably connected; the connection may be direct or indirect through intermediate members, and the specific meaning of the terms may be understood in detail by those skilled in the art.

The foregoing has been described in what is considered to be the preferred embodiments of the utility model, and the description of specific examples is only intended to provide a better understanding of the principles of the utility model. It will be apparent to those skilled in the art that modifications and equivalents may be made in accordance with the principles of the utility model, and such modifications and equivalents are considered to fall within the scope of the utility model.

Claims

1. The utility model provides a wheel hub machine tool is with measuring positioning mechanism, includes gauge head support (1), and gauge head support (1) is installed on lathe body (6), its characterized in that, gauge head support (1) one side is connected with rotates connecting device (4), rotates connecting device (4) one side and is provided with gauge head body (2), and gauge head body (2) one side is connected with gauge head probe (3), be provided with gauge head data processing box (7), numerical control system (8) on lathe body (6), gauge head data processing box (7), numerical control system (8) all with gauge head body (2) electricity is connected.

2. The measuring and positioning mechanism for a hub machining tool according to claim 1, wherein the rotary connecting device (4) comprises a fixed seat (41), one side of the fixed seat (41) is connected with a rotary rod (42), the external connection of the rotary rod (42) is provided with a supporting device (43), the upper part of the supporting device (43) is connected with the fixed seat (41), the rotary rod (42) comprises a ball head (421), the lower part of the ball head (421) is connected with a rod body (422), one side of the fixed seat (41) is provided with a ball seat (411), and the ball seat (411) is matched with the ball head (421).

3. The measuring and positioning mechanism for a hub machining tool according to claim 2, wherein the supporting device (43) comprises a locking ring (431), the locking ring (431) is connected with the rod body (422), supporting springs (432) are arranged outside the locking ring (431), a plurality of groups of supporting springs (432) are arranged in an annular array with the locking ring (431) as a center, the locking ring (431) is connected with a fixing ring (433) through the supporting springs (432), the fixing ring (433) is connected with a supporting shell (434), and the supporting shell (434) is connected with the fixing seat (41).

4. A measuring and positioning mechanism for a hub processing machine tool according to claim 2, characterized in that a fast-assembling connecting device (5) is arranged on the upper portion of the fixing seat (41), the fast-assembling connecting device (5) is matched with the measuring head support (1), the fast-assembling connecting device (5) comprises a bottom plate (51), the bottom plate (51) is connected with the fixing seat (41), a connecting cylinder (52) and a connecting column (53) are arranged on the upper portion of the bottom plate (51), the connecting column (53) is arranged in the connecting cylinder (52), a threaded guide strip (521), a clamping strip I (522) and a clamping block I (523) are arranged on the outer portion of the connecting cylinder (52), and a plurality of groups of threaded guide strips (521) are arranged.

5. The measuring and positioning mechanism for a hub machining tool according to claim 4, wherein a first groove (524) is formed in the upper portion of the connecting cylinder (52), and a rubber ring (525) is fitted in the first groove (524).

6. A measuring and positioning mechanism for a hub machining tool according to claim 5, wherein a first cylindrical groove (11) is formed in the measuring head support (1), the diameter of the first cylindrical groove (11) is matched with the diameter of the connecting cylinder (52), a second cylindrical groove (12) is formed in the lower portion of the first cylindrical groove (11), the diameter of the second cylindrical groove (12) is matched with the diameter of the bottom plate (51), a protruding portion (13) is formed in the first cylindrical groove (11), a third cylindrical groove (131) is formed in the middle of the protruding portion (13), and the diameter of the third cylindrical groove (131) is matched with the diameter of the connecting cylinder (53).

7. The measuring and positioning mechanism for a hub machining tool according to claim 6, wherein a thread matching rib (111), a clamping strip two (112) and a clamping strip two (113) are arranged on the inner wall of the first cylindrical groove (11), the thread matching rib (111) is matched with the thread guiding strip (521), the clamping strip two (112) is matched with the clamping strip one (523), and the clamping strip two (113) is matched with the clamping strip one (522).

8. The measuring and positioning mechanism for a hub machining tool according to claim 7, wherein a second groove (114) is formed in the upper portion of the first cylindrical groove (11), and the second groove (114) is matched with the rubber ring (525).