CN215217404U

CN215217404U - Detachable reference seat and detection tool

Info

Publication number: CN215217404U
Application number: CN202121200025.8U
Authority: CN
Inventors: 娄文胜
Original assignee: Ningbo Jinhua Automotive Gauge Co ltd
Current assignee: Ningbo Jinhua Automotive Gauge Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-17
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a detachable reference base, including fixing base on detecting the mesa, being provided with the mount pad and the locking post that detect the frock, the upper end of locking post insert in the mount pad, locking post and mount pad fixed connection, the base in be provided with the locking ring, the lower extreme of locking post inserts in the locking ring, the locking post can be dismantled with the locking ring and be connected, rotatory locking ring will be fixed or loosen the locking post. The base and the mounting seat of connection can be dismantled in the setting, and the base is fixed in and detects the mesa, detects the frock setting on the mounting seat to the realization detects the dismantlement change of frock on detecting the mesa.

Description

Detachable reference seat and detection tool

Technical Field

The utility model relates to an examine the utensil, especially relate to a detachable reference seat and examine utensil.

Background

In the production of automotive door panels, in order to control the three-dimensional geometric full size and contour size of the automotive door panel, the door panel dimensions and the like need to be detected.

The existing series of automobile models have the same or different door structures, and if one check tool is arranged on each door structure, the cost is high. The back my engineer designs and obtains, adopts to set up on detecting the mesa and can dismantle or mobilizable mounting base and detect the frock, can realize the detection of multiple door. However, there are difficulties in the design process. Firstly, in order to improve the detection precision of the whole product, the mounting base is used as a reference for mounting the automobile door, and the position precision requirement of the mounting base is very high. Firstly, the accuracy of the movable mounting base cannot meet the requirement. Then, the mounting and dismounting base is mounted and dismounted by using the bolts, but the position of the mounting base after being mounted and dismounted for many times deviates, so that the detection of the automobile door has errors. In view of the above problems, the present application proposes a new detachable structure to enable the installation of the installation base.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a detachable reference seat and examine utensil is provided, sets up the base and the mount pad that can dismantle the connection, and the base is fixed in and detects the mesa, detects the frock setting on the mount pad to realize detecting the dismantlement change of frock on detecting the mesa.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a detachable reference base, is including fixing base on detecting the mesa, being provided with the mount pad and the locking post that detect the frock, the upper end of locking post insert in the mount pad, locking post and mount pad fixed connection, the base in be provided with the locking ring, the lower extreme of locking post inserts in the locking ring, the locking post can be dismantled with the locking ring and be connected, rotatory locking ring will be fixed or loosen the locking post.

Compared with the prior art, the utility model has the advantages of, at first set up the base on detecting the mesa and regard as a benchmark that detects the frock installation. Then set up the locking post in the mount pad, realize the dismantlement of mount pad through locking post cooperation base and connect. A locking ring is arranged in the base, and an operator can drive the locking ring to rotate to fix or disassemble the base and the locking column.

The utility model discloses further preferred scheme: the mounting base comprises a limiting base and a base plate, wherein a limiting part is arranged on the limiting base, and the limiting part acts on the base. The utility model discloses in, through setting up the locating part on the mount pad, further inject the position behind mount pad and the pedestal mounting, further improve the precision of mount pad position.

Further, the upper end of locking post be provided with the outer card protruding, spacing seat in be provided with the outer protruding interior card that corresponds of card protruding, the locking post rotatory can make the protruding mutual overlap of outer card and interior card or stagger each other, the protruding, outer card of interior card stagger each other then the locking post can break away from the mount pad. The utility model discloses set up locking post and mount pad and be non-fixed connection's mode. The utility model discloses in, if the locking post is the fixed connection mode similar to this type of integrated into one piece with the mount pad, so at the in-process of locking post and pedestal connection, if the deviation on deformation or the displacement has appeared in the locking post, then can lead to the position after the mount pad is fixed to have a skew to some extent, can directly influence the precision of the position after the mount pad installation.

Furthermore, a gap exists between the locking column and the inner wall surface of the limiting seat. The utility model discloses in, locking post connection base and mount pad, its main objective restrict the mount pad and press admittedly on the base, and the mount pad does not take place the displacement in the axial of locking post for the base. Therefore, in the process of mounting the mounting seat on the base, whether the position of the locking column in the mounting seat deviates or not does not affect the position accuracy of the mounting seat. The utility model discloses avoided in the mount pad installation, wherein skew, the deformation of connecting piece influence the precision of mount pad position.

Furthermore, the limiting seat is fixedly connected with the substrate, the substrate covers the upper part of the limiting seat, and the detection tool is installed on the substrate. The utility model discloses be spacing seat and base plate with the mount pad split, be connected in order to realize mount pad and lock post. The utility model discloses in, at first stagger the protruding interior card of the protruding and spacing seat of outer card of lock post each other, then insert the lock post in spacing seat, rotatory lock post makes the protruding coincide of outer card and interior card, covers the base plate in spacing seat top after that to through connecting pieces such as bolts with base plate and spacing seat fixed connection. Thus, the connection of the mount and the lock post is completed.

Furthermore, the limiting seat is provided with at least two positioning pins, and the substrate is provided with limiting holes matched with the positioning pins. The base plate is arranged on the limiting seat, and the positioning pin is inserted into the limiting hole. The utility model discloses a base plate and spacing seat are when being connected the installation, come supplementary base plate installation through locating pin, the spacing hole that sets up, ensure that the base plate installation targets in place.

Furthermore, the limiting seat fixes the substrate and the limiting seat through at least three bolts and bolts.

Furthermore, the inner wall of the locking ring is provided with a groove, a plurality of mounting steel balls are mounted in the groove, the wall surfaces of the groove are different in diameter, and the wall surfaces of the groove act on the steel balls to drive the steel balls to move.

Furthermore, a steel ball mounting groove used for limiting the position of the steel ball is arranged in the base, the steel ball is embedded into the steel ball mounting groove, and the steel ball positioned in the steel ball mounting groove can move along the radial direction of the locking ring. The locking ring rotates to change the wall surface of the groove acting on the steel ball, so that the steel ball is driven to move along the radial direction of the locking ring, and if the steel ball approaches to the axis of the locking ring, the steel ball plays a role in clamping the locking column. If the steel ball is far away from the axis of the locking ring, the steel ball loosens the locking column, and the locking column can be drawn out from the base.

Furthermore, a notch is formed in one side of the base, the notch is formed along the circumferential direction of the locking ring, a driving groove for inserting the driving rod is formed in the outer circumferential surface of the locking ring, and the driving groove is located on the notch side. That is, the driving rod can be inserted into the driving groove through the notch, and the driving rod can swing in the range of the notch so as to drive the locking ring to rotate.

Furthermore, an annular groove is formed in the base, the locking ring is connected with a shaft pin, and the shaft pin partially extends into the annular groove. The utility model discloses a pivot, ring channel restrict the movement track of locking ring, ensure that the locking ring can only carry out pivoting's motion.

Furthermore, the peripheral surface of locking post seted up the draw-in groove of loop configuration, the steel ball can inlay in the draw-in groove. If the steel ball is embedded into the clamping groove, the locking column and the base can not move relatively in the axial direction, namely the locking column and the base are relatively fixed.

Furthermore, the longitudinal section of the clamping groove is basically trapezoidal. In the longitudinal section of the clamping groove, the wall surface of one side of the clamping groove close to the bottom surface of the locking column is an inclined surface. The structure is arranged, so that the steel ball is far deeper into the clamping groove, and the locking column is far downwards extended into the base, so that the mounting seat can be pressed and fixed in the base. The connection of mount pad and base is stable and reliable.

A checking fixture comprises a checking table board and a plurality of reference bases.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the mounting seat of the present invention in a mounted state;

fig. 3 is a cross-sectional view of fig. 2 according to the present invention;

FIG. 4 is a schematic diagram of the structure of the middle mounting seat of the present invention

Fig. 5 is an exploded view of the mounting base of the present invention;

fig. 6 is a schematic structural diagram of a base according to the present invention;

fig. 7 is a front view of the base of the present invention;

fig. 8 is a cross-sectional view of the AA section of fig. 7.

Wherein the reference numerals are specified as follows: 1. a base; 1a, a base block; 1b, positioning a bump; 2. detecting a tool; 3. a mounting seat; 3a, a mounting surface; 4. a locking post; 5. a limiting seat; 6. a substrate; 7. a limiting member; 8. an outer clamping protrusion; 9. an inner clamping bulge; 10. positioning pins; 11. a bolt; 12. a limiting groove; 13. locking a ring; 14. steel balls; 15. mounting a steel ball mounting groove; 16. a notch; 17. a card slot; 18. a groove; 19. detecting the table top; 20. a drive rod.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 8: the utility model provides a detachable reference base, is including fixing base 1 on detecting mesa 19, being provided with mount pad 3 and the locking post 4 that detects frock 2, the upper end of locking post 4 insert in mount pad 3, locking post 4 and mount pad 3 fixed connection, base 1 in be provided with locking ring 13, the lower extreme of locking post 4 inserts in locking ring 13, locking post 4 can dismantle with locking ring 13 and be connected, rotatory locking ring 13 will be fixed or loosen locking post 4. The detachable connection of the mounting seat 3 is realized by the locking column 4 matching with the base 1. A locking ring 13 is arranged in the base 1, and an operator can drive the locking ring 13 to rotate to realize the fixation or the disassembly of the base 1 and the locking column 4.

The utility model discloses further preferred scheme: the mounting base 3 comprises a limiting base 5 and a base plate 6, a limiting part 7 is arranged on the limiting base 5, and the limiting part 7 acts on the base 1. The utility model discloses in, through setting up locating part 7 on mount pad 3, further inject the position after mount pad 3 and the installation of base 1, further improve the precision of 3 positions of mount pad.

Locking post 4's upper end be provided with outer calorie of protruding 8, spacing seat 5 in be provided with the protruding 9 of interior card that corresponds with outer calorie of protruding 8, locking post 4 rotatory can make outer calorie of protruding 8 and the protruding 9 mutual overlap of interior card or stagger each other, protruding 8 mutual stagger of interior card 9, outer calorie of protruding 8 then locking post 4 can break away from mount pad 3. The utility model discloses set up locking post 4 and mount pad 3 mode for non-fixed connection. The utility model discloses in, if locking post 4 is the fixed connection mode similar to this type of integrated into one piece with mount pad 3, so at the in-process that locking post 4 is connected with base 1, if the deviation on deformation or the displacement has appeared in locking post 4, then can lead to the position after mount pad 3 is fixed to have a skew to some extent, can directly influence the precision of the position after mount pad 3 installs.

And a gap is formed between the locking column 4 and the inner wall surface of the limiting seat 5. The utility model discloses in, locking post 4 connection base 1 and mount pad 3, its main objective is that restriction mount pad 3 presses admittedly on base 1, and mount pad 3 does not take place the displacement for base 1 in the axial of locking post 4. Therefore, in the process of mounting the mounting seat 3 on the base 1, whether the position of the locking column 4 in the mounting seat 3 deviates or not does not influence the position accuracy of the mounting seat 3. The utility model discloses avoided in the 3 installation of mount pad, wherein the skew of connecting piece, deformation influence the precision of 3 positions of mount pad.

The limiting seat 5 is fixedly connected with the substrate 6, the substrate 6 covers the limiting seat 5, and the detection tool 2 is installed on the substrate 6. The utility model discloses be spacing seat 5 and base plate 6 with the split of mount pad 3, be in order to realize being connected of mount pad 3 and lock post 4. The utility model discloses in, at first stagger the protruding 8 of outer card of lock post 4 and the protruding 9 of interior card of spacing seat 5 each other, then insert lock post 4 in spacing seat 5, rotatory lock post 4 makes the protruding 8 coincide of outer card and the protruding 9 of interior card, covers base plate 6 in spacing seat 5 top after that to through connecting pieces such as bolt 11 with base plate 6 and spacing seat 5 fixed connection. At this point, the connection of the mount 3 to the locking post 4 is completed.

The limiting seat 5 is provided with at least two positioning pins 10, and the substrate 6 is provided with limiting holes matched with the positioning pins 10. The substrate 6 is arranged on the limiting seat 5, and the positioning pin 10 is inserted into the limiting hole. The utility model discloses a base plate 6 and spacing seat 5 are when being connected the installation, come supplementary base plate 6 installation through locating pin 10, the spacing hole that sets up, ensure that base plate 6 installs and target in place. The limiting seat 5 fixes the substrate 6 and the limiting seat 5 through at least three bolts 11 and the bolts 11.

The mounting seat 3 is provided with a plurality of mounting surfaces 3a, and the mounting surfaces 3a are in contact with the base 1. Specifically, the utility model discloses a cross section of spacing seat 5 is the rectangle structure, and the bottom surface of spacing seat 5 is provided with four installation face 3a, and four installation face 3a are located four directions of locking post 4. The utility model provides an installation face 3a is the reference surface that mount pad 3 and base 1 are connected, at the in-process of the spacing seat of production and processing 5, the required precision of four installation faces 3a is high.

The base 1 is provided with a base block 1a matched with the mounting surface 3a, the base block 1a is arranged on the base 1 in a protruding mode, and the base block 1a is in contact connection with the mounting surface 3 a. Specifically, the utility model discloses a mount pad 3 is pressed firmly on base block 1 a. Also, in the process of producing the machining base 1, the accuracy requirement of the base block 1a is high. Four base blocks 1a are provided on the base 1 in accordance with the installation of the installation surface 3 a. The four base blocks 1a are distributed at four corners of the base 1.

The mounting base 3 is further provided with at least two limiting grooves 12, the base 1 is provided with a positioning lug 1b matched with the limiting grooves 12, and the part of the positioning lug 1b extends into the limiting grooves 12. Preferably, be provided with four spacing grooves 12 on the mount pad 3, wherein be provided with a spacing groove 12 between two installation faces 3a, be the utility model discloses a preferred structure.

The wall surface of the limiting groove 12 is provided with two limiting pieces 7, the two limiting pieces 7 are arranged oppositely, and the limiting pieces 7 act on two side wall surfaces of the positioning lug 1 b. The utility model discloses in, if the structure of locating lug 1b and spacing groove 12 adapts to just, then locating lug 1 b's part is difficult to be embedded into spacing groove 12 in the installation, and there is the difficulty in installation between them. And the processing accuracy requirements for the positioning lug 1b and the limiting groove 12 are too high. If wear occurs after long-term use, the assembly accuracy of the base 1 and the mounting seat 3 is also affected, and thus errors occur in the mounting accuracy between the base and the mounting seat. If there is a gap between the positioning projection 1b and the limiting groove 12, the positioning projection 1b can be easily inserted into the limiting groove 12 during the installation process. However, after the positioning protrusion 1b is mounted in the limiting groove 12, there is still a certain space for the positioning protrusion 1b to rock in the limiting groove 12. That is, if the mount 3 is stressed, the mount 3 may be moved, which may cause deviation in subsequent detection. Therefore, the utility model discloses set up locating part 7 on spacing groove 12 avoids, further act on locating lug 1b through locating part 7 to fixed mounting seat 3 and base 1.

The limiting piece 7 is of a sheet structure, one end of the limiting piece 7 is connected with the wall surface of the limiting groove 12, and the other end of the limiting piece 7 acts on the positioning bump 1 b. The positioning bump 1b is in a rectangular columnar structure. The length of the limiting piece 7 is larger than the distance from the wall surface of the positioning lug 1b to the wall surface of the limiting groove 12. That is, the position-limiting member 7 acting on the positioning protrusion 1b is deformed, and the position-limiting member 7 is bent to one side. The utility model discloses in, two locating parts 7 set up relatively, consequently as long as guarantee that two locating parts 7's structure is unanimous, just can make locating lug 1b restricted at predetermined position to ensure that mount pad 3 after the installation does not take place the skew with base 1 on the horizontal plane, the installation accuracy is high.

The inner wall of the locking ring 13 is provided with a groove 18, and a plurality of mounting steel balls 14 are arranged in the groove 18. The diameters of the wall surfaces of the grooves 18 are different, and the wall surfaces of the grooves 18 act on the steel balls 14 to drive the steel balls 14 to move. The base 1 is internally provided with a steel ball 14 mounting groove 15 for limiting the position of the steel ball 14, the steel ball 14 is embedded into the steel ball 14 mounting groove 15, and the steel ball 14 positioned in the steel ball 14 mounting groove 15 can move along the radial direction of the locking ring 13. The rotation of the locking ring 13 changes the wall surface of the recess 18 acting on the steel ball 14, thereby driving the steel ball 14 to move along the radial direction of the locking ring 13, and if the steel ball 14 approaches to the axis of the locking ring 13, the steel ball 14 plays a role of clamping the locking column 4. If the steel ball 14 is far away from the axis of the locking ring 13, the steel ball 14 releases the locking column 4, and the locking column 4 can be drawn out from the base 1.

One side of the base 1 is provided with a notch 16, the notch 16 is arranged along the circumferential direction of the locking ring 13, the outer circumferential surface of the locking ring 13 is provided with a driving groove for inserting the driving rod 20, and the driving groove is positioned at the notch 16 side. That is, the driving rod 20 can be inserted into the driving groove through the notch 16, and the driving rod 20 can swing within the notch 16 to drive the lock ring 13 to rotate.

The base 1 is provided with an annular groove, the locking ring 13 is connected with a shaft pin, and the shaft pin partially extends into the annular groove. The utility model discloses a pivot, ring channel restrict the movement track of locking ring 13, ensure that locking ring 13 can only carry out pivoting's motion.

The outer peripheral surface of the locking column 4 is provided with a clamping groove 17 with an annular structure, and the steel ball 14 can be embedded into the clamping groove 17. If the steel ball 14 is inserted into the locking groove 17, the locking column 4 and the base 1 can not move relatively in the axial direction, i.e. the locking column 4 and the base 1 are fixed relatively. The longitudinal section of the clamping groove 17 is basically trapezoidal. In the longitudinal section of the locking groove 17, the wall surface of the locking groove 17 close to the bottom surface of the locking post 4 is an inclined surface. The structure is arranged, so that the steel balls 14 are deeper into the clamping grooves 17, and the locking columns 4 are more downward into the base 1, so that the mounting seat 3 can be pressed and fixed in the base 1. The connection of mount pad 3 and base 1 is stable and reliable.

The above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a detachable reference base, its characterized in that is including fixing base on detecting the mesa, being provided with the mount pad and the locking post that detect the frock, the upper end of locking post insert in the mount pad, locking post and mount pad fixed connection, the base in be provided with the locking ring, the lower extreme of locking post inserts in the locking ring, the locking post can be dismantled with the locking ring and be connected, rotatory locking ring will be fixed or loosen the locking post.

2. A detachable reference base according to claim 1, wherein the mounting base comprises a limiting base and a base plate, an outer locking protrusion is disposed at an upper end of the locking post, an inner locking protrusion corresponding to the outer locking protrusion is disposed in the limiting base, the locking post rotates to enable the outer locking protrusion and the inner locking protrusion to overlap or be staggered, and the inner locking protrusion and the outer locking protrusion are staggered to enable the locking post to be separated from the mounting base.

3. A removable datum block according to claim 2 wherein the locking stud is spaced from the inner wall of the block.

4. A detachable reference base according to claim 2, wherein the limit base is provided with at least two positioning pins, and the base plate is provided with limit holes corresponding to the positioning pins.

5. A detachable reference base according to claim 1, wherein the inner wall of the locking ring is provided with a groove, a plurality of mounting balls are mounted in the groove, the wall surfaces of the groove have different diameters, and the wall surfaces of the groove act on the balls to drive the balls to move.

6. A detachable reference block according to claim 5, wherein the base has a ball mounting groove formed therein for limiting the position of the ball, the ball being inserted into the ball mounting groove, the ball being located in the ball mounting groove so as to be movable in the radial direction of the locking ring.

7. A detachable standard base according to claim 1, wherein a notch is formed at one side of the base, the notch is formed along a circumferential direction of the locking ring, a driving groove into which the driving rod is inserted is formed at an outer circumferential surface of the locking ring, and the driving groove is formed at a notch side.

8. A removable datum base as claimed in claim 1 wherein the base is provided with an annular groove and the locking ring is connected to the pivot pin, the pivot pin partially extending into the annular groove, the actuating lever being pivotable within the slot to rotate the locking ring.

9. A detachable reference base according to claim 5, wherein the locking post has a locking groove with an annular structure formed on an outer circumferential surface thereof, and the steel ball is insertable into the locking groove.

10. A test tool comprising a test table and a plurality of datum seats according to any one of claims 1 to 9.