CN216448752U

CN216448752U - Detection jig for bottom of shell groove

Info

Publication number: CN216448752U
Application number: CN202122995685.6U
Authority: CN
Inventors: 汤桂梅; 陈太峰
Original assignee: Suzhou Swtek Prectse Machinery Co ltd
Current assignee: Suzhou Swtek Prectse Machinery Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-06
Anticipated expiration: 2031-12-01

Abstract

The utility model belongs to the technical field of the detection technique and specifically relates to a casing tank bottom detection tool is related to, it includes the supporting seat, place the casing on the supporting seat, the ring channel has been seted up to the casing surface, be provided with on the supporting seat be used for with the casing spacing in limit structure on the supporting seat, still be provided with on the supporting seat and be used for measuring the detection structure of the diameter size of ring channel. This application has the effect that improves the stability when measuring the outer annular groove of work piece.

Description

Detection jig for bottom of shell groove

Technical Field

The application relates to the technical field of detection, in particular to a detection jig for the bottom of a shell groove.

Background

When the diameter of an annular groove formed in the outer side of a shell workpiece is measured, two block gauges narrower than a piston annular groove are inserted into the annular groove symmetrically from two sides of the shell workpiece in the existing mode until the side faces of the block gauges are abutted to the bottom of the groove, and then a vernier caliper is used for measuring a length value comprising the width sizes of the two block gauges.

However, when the above method is used for measurement, the measured shell and the block gauge need to be limited, the current method of directly using the hand to hold the shell and the block gauge is generally used for limitation, the two block gauges are inconvenient to hold in the measurement process of the measurement mode, and the measurement is inaccurate due to slight deflection.

SUMMERY OF THE UTILITY MODEL

Stability when the outer annular groove of measuring the work piece in order to improve, this application provides a casing tank bottom detection tool.

The application provides a casing tank bottom detection tool adopts following technical scheme:

casing tank bottom detection tool, including the supporting seat, place the casing on the supporting seat, the ring channel has been seted up to the casing surface, be provided with on the supporting seat be used for with the casing is spacing in limit structure on the supporting seat, still be provided with on the supporting seat and be used for measuring the detection structure of the diameter size of ring channel.

Through adopting above-mentioned technical scheme, will await measuring the casing and arrange the supporting seat in to spacing to the supporting seat through limit structure on to the casing, the rethread detects the structure and measures its ring channel diameter, carries out stable measurement with the realization to the ring channel of the casing on the supporting seat.

Optionally, the limiting structure comprises a plurality of limiting measuring blocks, the limiting measuring blocks are fixedly connected to the supporting seat, and measuring ends of the limiting measuring blocks are embedded in the annular groove and are arranged tangentially with the bottom of the annular groove.

Through adopting above-mentioned technical scheme, a plurality of detection piece are the mark vertebra spare, and spacing measuring block is fixed in on the supporting seat to tangent spacing in order to realize the casing, the measurement of being convenient for through its sense terminal and ring channel.

Optionally, the measuring end face of each limiting measuring block is arranged in a plane, the axis of the annular groove is used as a central axis, and each limiting measuring block is distributed in a single range of one hundred eighty degrees.

By adopting the technical scheme, the measuring ends of the limiting measuring blocks are arranged in a plane, and each limiting measuring block is distributed in a one-hundred-eighty-degree single range which takes the center of the annular groove as the center of a circle, so that the annular groove is spaced out at least one-hundred-eighty-degree angle range, the shell can be conveniently and directly moved to the supporting seat along the section direction of the annular groove, and the measuring ends of the limiting measuring blocks are directly embedded and tightly attached to the annular groove.

Optionally, the detection structure comprises a distance measuring instrument, a flat measuring head, a measuring head connecting block and a calibration meter mounting seat, wherein the through hole is radially formed in the annular groove, the calibration meter mounting seat is detachably connected with the distance measuring instrument, the measuring head of the distance measuring instrument coaxially penetrates through the through hole in the calibration meter mounting seat and is detachably connected with the measuring head connecting block, the measuring head connecting block is connected with the through hole in the calibration meter mounting seat in a sliding mode, the measuring head connecting block is fixedly connected with the flat measuring head, and the detection surface of the flat measuring head is tangent to the bottom of the annular groove.

Through adopting above-mentioned technical scheme, with the collineation of distance measuring instrument's measuring head, the peaceful gauge head three of gauge head connecting block and towards the radial direction of ring channel to make the gauge head connecting block in the through-hole sliding connection of school table mount pad, flexible through the measuring stick of control distance measuring instrument, make the ring channel surface that the different diameters can be supported tightly to the peaceful gauge head, indirectly realize the measurement of distance measuring instrument to the ring channel diameter.

Optionally, the detection structures are distributed in the range interval where the limit detection blocks are distributed, and the meter calibration mounting base is fixedly connected to the supporting base.

Through adopting above-mentioned technical scheme, the school table mount pad sets up in spacing gauge block distribution area, and the fixed operation of being convenient for avoids the school table mount pad when outside spacing gauge block distribution area, and the casing removes the in-process to the supporting seat along its ring channel cross-section direction, the dismantlement repeatedly of school table mount pad.

Optionally, the supporting seat is provided with a first blind hole, an axis of the first blind hole is perpendicular to the cross section of the annular groove, the supporting seat is further provided with a fixing structure for tightly abutting against the casing, the fixing structure is distributed outside a range section where the limit measuring blocks are distributed, and an area angle formed by the annular groove axis serving as a central axis and the fixing structure and each limit measuring block is larger than one hundred eighty degrees.

Through adopting above-mentioned technical scheme, through the fixed knot who sets up in the first blind hole of seting up on the supporting seat and construct stable triangular supports, realize spacing fixedly totally to the casing with limit structure formation.

Optionally, the fixed knot constructs including driving motor, lead screw and stopper, the stopper in follow in the first blind hole axial sliding connects, the stopper is followed the blind hole axial has seted up the screw thread blind hole, the lead screw runs through supporting seat and threaded connection in the screw thread blind hole, the supporting seat is kept away from one side of casing is fixed to be set up driving motor, the driving motor pivot with the coaxial fixed connection of lead screw, still be provided with on the stopper and hug closely the subassembly.

Through adopting the above technical scheme, fixing device passes through driving motor, the lead screw structure that stopper and lead screw become, and combine the restriction of first blind hole to the stopper, realized the stopper along the axial sliding connection of first blind hole, make it can realize stretching out and drawing back between first blind hole and the external world, receive limit structure's preliminary spacing back at the casing, stretch out the stopper to first blind hole peripheral hardware, and make the subassembly of hugging closely on it support the complete spacing of realization casing on the supporting seat tightly on the casing.

Optionally, the tightly-attached component comprises a telescopic cylinder and a support gasket fixedly connected to the end part of the piston rod of the telescopic cylinder, the limiting block faces the second blind hole formed in one side of the shell, the telescopic cylinder is fixedly arranged in the second blind hole, and the end part of the telescopic rod faces the shell.

Through adopting above-mentioned technical scheme, through the flexible of telescopic cylinder, make the supporting pad hug closely on the casing all the time, continuously keep the spacing stability of casing.

In summary, the present application at least includes the following beneficial technical effects:

1. through the arrangement of the supporting seat, the limiting structure and the fixing structure, the to-be-measured shell is limited, hand-held operation is not needed when tools such as a block gauge are used for measurement, and measurement errors caused by manual fixation are avoided;

2. through the spacing measuring block and the detection structure that set up, can fix the measurement to the ring channel that awaits measuring, and the school table mount pad in the detection structure has further fixed distance detection appearance, causes distance measuring instrument to rock when having reduced artificial measurement.

Drawings

FIG. 1 is a schematic view of the overall structure of the measurement device according to the embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of the embodiment of the present application when not measured;

FIG. 3 is a schematic view of a fastening structure according to an embodiment of the present application;

fig. 4 is a schematic diagram of a detection structure in an embodiment of the present application.

Description of reference numerals:

1. a supporting seat; 2. a housing; 3. an annular groove; 4. a limiting structure; 41. limiting the measuring block; 42. a guide block; 5. detecting the structure; 51. a distance measuring instrument; 52. leveling the measuring head; 53. a measuring head connecting block; 54. a meter calibration mounting base; 6. a first blind hole; 7. a fixed structure; 71. a drive motor; 72. a screw rod; 73. a limiting block; 8. a cling assembly; 81. a telescopic cylinder; 82. a support pad; 9. a second blind hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses casing tank bottom detection tool. Referring to fig. 1 and 2, casing tank bottom detection tool includes supporting seat 1, the holding surface level setting of supporting seat 1, the vertical casing 2 of placing the cylinder type on the supporting seat 1, a ring channel 3 has been seted up to 2 surface levels of casing, be provided with limit structure 4 on the supporting seat 1, limit structure 4 includes that two use 2 axes of casing are the central line, be the spacing measuring block 41 of ninety degrees interval setting between, spacing measuring block 41 fixed connection is on supporting seat 1, spacing measuring block 41 is down L shape, spacing measuring block 41's measuring end is the butt and inlays in ring channel 3, its butt sets up with ring channel 3 is tangent. Limit structure 4 still includes the guide block 42 of two relative settings, the first also flush end setting of direction of guide block 42, and the head of direction also inlays in ring channel 3, the first plane end of direction of guide block 42 and the measuring end parallel arrangement of the spacing measuring block 41, as set up, arrange casing 2 level in the holding surface of supporting seat 1 on, it is spacing in the first preliminary cooperation of the head of direction of guide block 42 to make ring channel 3 on the casing 2 earlier, it is preliminary spacing to remove casing 2 to two spacing measuring blocks 41 departments and rather than the cooperation again.

Referring to fig. 2 and 3, the upper surface of the supporting seat 1 is provided with a first blind hole 6 along the vertical direction, the first blind hole 6 is further provided with a fixing structure 7, the fixing structure 7 is arranged at ninety degrees with a position-limiting measuring block 41 and at one-hundred-eighty degrees with another fixing block by taking the axis of the shell 2 as the central line, the fixing structure 7 comprises a driving motor 71, a screw rod 72 and a limiting block 73, the limiting block 73 is tightly abutted against the side wall of the first blind hole 6 and can axially slide along the first blind hole 6, the limiting block 73 is provided with a threaded blind hole along the axial direction of the blind hole, the screw rod 72 penetrates through the supporting seat 1 and is in threaded connection with the threaded blind hole, the bottom of the supporting seat 1 is fixedly connected with the driving motor 71 through a bolt, the rotating shaft of the driving motor 71 is coaxially and fixedly connected with one end of the screw rod 72, and the arrangement is such that the limiting block 73 is realized to extend and retract in the first blind hole 6 through a screw rod-like structure formed by the fixing structure 7, when the casing 2 slides into the measuring end process of the limit measuring block 41, the limit block 73 retracts, and after the casing 2 is initially limited, the limit block 73 extends out to further limit the casing 2.

The second blind hole 9 has been seted up along 2 axial directions of casing to stopper 73, is provided with in the second blind hole 9 and hugs closely subassembly 8, hugs closely subassembly 8 including telescopic cylinder 81 and support gasket 82, and telescopic cylinder 81 is fixed to be set up in second blind hole 9, and its telescopic link end fixed connection supports gasket 82, and its telescopic link end sets up towards casing 2.

Referring to fig. 2 and 4, the supporting seat 1 is further provided with a detection structure 5, the detection structure 5 is located between a limit measuring block 41 and the fixing structure 7, and is arranged at ninety degrees with the axis of the casing 2 as the central line, and the calibration table mounting seat 54, the two limit measuring blocks 41 and the fixing structure 7 enclose a circle and are spaced at ninety degrees.

The detection structure 5 comprises a distance measuring instrument 51, a flat measuring head 52, a measuring head connecting block 53 and a calibration mounting base 54, the calibration mounting base 54 is detachably connected on the supporting base 1, a through hole is formed in the calibration mounting base 54, the axis of the through hole is intersected with the axis of the shell 2, the distance measuring instrument 51 is a micrometer, the measuring head of the micrometer is coaxially and rotatably connected in the through hole of the calibration mounting base 54 through a bush, the measuring head connecting block 53 can slide along the axis direction of the through hole of the calibration mounting base 54, the measuring head of the micrometer coaxially penetrates through the through hole in the calibration mounting base 54 and is detachably connected with the measuring head connecting block 53, one side of the measuring head connecting block 53, which is far away from the micrometer, is fixedly connected with the flat measuring head 52, the end part of the flat measuring head 52 is embedded in the annular groove 3 and is tangent to the annular groove 3, the arrangement is realized, the radial expansion and contraction of the shell 2 is controlled by rotating a knob of the micrometer, and the complete limit of the shell 2 is realized during measurement, and measurements can be made.

The implementation principle of the 2 tank bottoms detection tool of casing of this application embodiment is: the shell 2 provided with the annular groove 3 is horizontally pushed into the limiting structure 4, the shell 2 is guided by the guide block 42, the limiting measuring block 41 is clamped and tightly supported in the annular groove 3, the fixing structure 7 is started, the limiting block 73 is lifted, the telescopic cylinder 81 is driven, the supporting gasket 82 is tightly supported on the shell 2, the flat measuring head 52 is tightly supported on the bottom of the annular groove 3 of the shell 2 through the knob of the rotating distance measuring instrument 51, and the diameter of the annular groove 3 is read out to complete measurement.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Casing tank bottom detection tool, its characterized in that: including supporting seat (1), place casing (2) on supporting seat (1), ring channel (3) have been seted up to casing (2) surface, be provided with on supporting seat (1) be used for with casing (2) are spacing in limit structure (4) on supporting seat (1), still be provided with on supporting seat (1) and be used for measuring detection structure (5) of the diameter size of ring channel (3).

2. The fixture for detecting the bottom of the groove of the shell as claimed in claim 1, wherein: the limiting structure (4) comprises a plurality of limiting measuring blocks (41), the limiting measuring blocks (41) are fixedly connected to the supporting seat (1), and measuring ends of the limiting measuring blocks (41) are embedded in the annular groove (3) and are tangent to the groove bottom of the annular groove (3).

3. The fixture for detecting the bottom of the groove of the shell as claimed in claim 2, wherein: the measuring end face of each limiting measuring block (41) is arranged in a plane, the axis of the annular groove (3) is used as a central shaft, and each limiting measuring block (41) is distributed in a single range of one hundred eighty degrees.

4. The fixture for detecting the bottom of the groove of the shell as claimed in claim 3, wherein: detect structure (5) including distance measuring instrument (51), flat gauge head (52), gauge head connecting block (53) and follow the radial school table mount pad (54) of seting up the through-hole in ring channel (3), can dismantle the connection on school table mount pad (54) distance measuring instrument (51), the measuring head of distance measuring instrument (51) is coaxial to be passed through-hole on school table mount pad (54) and with gauge head connecting block (53) can dismantle the connection, gauge head connecting block (53) sliding connection in the through-hole on school table mount pad (54), go back fixed connection on gauge head connecting block (53) flat gauge head (52), flat gauge head (52) detect the face with the tangent setting in ring channel (3) tank bottom.

5. The fixture for detecting the bottom of the groove of the shell as claimed in claim 4, wherein: the detection structure (5) is distributed in the range interval where the limit detection blocks (41) are distributed, and the meter calibration mounting seat (54) is fixedly connected to the supporting seat (1).

6. The fixture for detecting the bottom of the groove of the shell as claimed in claim 5, wherein: the supporting seat (1) is provided with a first blind hole (6), the axis of the first blind hole (6) is perpendicular to the cross section direction of the annular groove (3), the supporting seat (1) is further provided with a fixing structure (7) used for tightly abutting against the shell (2), the fixing structure (7) is distributed outside the range section where the limit measuring blocks (41) are distributed, and the angle of the area surrounded by the annular groove (3) as a central shaft, the fixing structure (7) and each limit measuring block (41) is larger than one hundred eighty degrees.

7. The fixture for detecting the bottom of the groove of the shell as claimed in claim 6, wherein: fixed knot constructs (7) including driving motor (71), lead screw (72) and stopper (73), stopper (73) in follow in first blind hole (6) axial sliding connection, stopper (73) are followed the blind hole axial is seted up threaded blind hole, lead screw (72) run through supporting seat (1) and threaded connection in the threaded blind hole, supporting seat (1) are kept away from one side of casing (2) is fixed to be set up driving motor (71), driving motor (71) pivot with the coaxial fixed connection of lead screw (72), still be provided with on stopper (73) and hug closely subassembly (8).

8. The fixture for detecting the bottom of the groove of the shell as claimed in claim 7, wherein: hug closely subassembly (8) including telescopic cylinder (81) and fixed connection in telescopic cylinder (81) piston rod end's support pad (82), stopper (73) orientation second blind hole (9) have been seted up to casing (2) one side, telescopic cylinder (81) fixed set up in second blind hole (9), and its telescopic rod end orientation casing (2) set up.