CN114251992A - Inspection device for rapidly measuring wall thickness of cylindrical workpiece - Google Patents
Inspection device for rapidly measuring wall thickness of cylindrical workpiece Download PDFInfo
- Publication number
- CN114251992A CN114251992A CN202111540195.5A CN202111540195A CN114251992A CN 114251992 A CN114251992 A CN 114251992A CN 202111540195 A CN202111540195 A CN 202111540195A CN 114251992 A CN114251992 A CN 114251992A
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- 238000007689 inspection Methods 0.000 title claims description 49
- 229910001220 stainless steel Inorganic materials 0.000 claims description 27
- 239000010935 stainless steel Substances 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 15
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a checking device for quickly measuring the wall thickness of a cylindrical workpiece, which comprises a wall thickness measuring instrument structure frame, wherein the top of the wall thickness measuring instrument structure frame is provided with a workpiece bearing beam and a checking bearing beam, the workpiece bearing beam is used for bearing the cylindrical workpiece, and the checking bearing beam is connected with a wall thickness measuring and checking device in a sliding manner; the wall thickness measuring instrument structure frame comprises an I-shaped base, a vertical supporting rod and an inclined pulling rod, wherein the center of one end of the I-shaped base is perpendicularly connected with the vertical supporting rod, the inclined pulling rod is obliquely connected between the I-shaped base and the vertical supporting rod, one end of the inclined pulling rod is fixed on the vertical supporting rod, the other end of the inclined pulling rod is fixed on the I-shaped base, and one end of a workpiece bearing beam is perpendicularly connected to the side of the upper end of the vertical supporting rod of the wall thickness measuring instrument structure frame. The invention solves the problem of large error of the measurement result, has simple operation, only needs the first cylindrical workpiece to zero the digital display dial indicator once during each batch of measurement, and can measure without waiting for the cooling of the cylindrical workpiece, thereby solving the problem of low measurement efficiency.
Description
Technical Field
The invention belongs to the technical field of inspection devices, and particularly relates to an inspection device for rapidly measuring the wall thickness of a cylindrical workpiece.
Background
After an existing gas cylinder is stretched or reversely extruded into a cylindrical workpiece, the wall thickness parameter of the formed cylindrical workpiece needs to be measured, and an ultrasonic thickness gauge is used for measuring the wall thickness at present; in the measuring operation process, the inspection personnel need to hold the ultrasonic thickness gauge to measure the wall thickness, and the manual operation has the following disadvantages: (1) the thickness gauge has low precision, and the outer surface of the gas cylinder is arc-shaped, so that the error of the measurement result is large; (2) the temperature is high and can be measured after waiting for cooling; and moreover, zero setting needs to be carried out for multiple times, and the measurement efficiency is low.
Disclosure of Invention
Aiming at the problems, the invention makes up the defects of the prior art and provides the inspection device for quickly measuring the wall thickness of the cylindrical workpiece.
In order to achieve the purpose, the invention adopts the following technical scheme.
The invention relates to a checking device for quickly measuring the wall thickness of a cylindrical workpiece, which comprises a wall thickness measuring instrument structure frame, wherein the top of the wall thickness measuring instrument structure frame is provided with a workpiece bearing beam and a checking bearing beam, the workpiece bearing beam is used for bearing the cylindrical workpiece, and the checking bearing beam is connected with a wall thickness measuring and checking device in a sliding manner; the wall thickness measuring instrument structure frame comprises an I-shaped base, a vertical supporting rod and a diagonal draw bar, wherein the center of one end of the I-shaped base is vertically connected with the vertical supporting rod, the diagonal draw bar is obliquely connected between the I-shaped base and the vertical supporting rod, one end of the diagonal draw bar is fixed on the vertical supporting rod, and the other end of the diagonal draw bar is fixed on the I-shaped base;
one end of the workpiece bearing beam is vertically connected to the side of the upper end of a vertical supporting rod of the wall thickness measuring instrument structure frame, the workpiece bearing beam comprises a positioning universal ball beam, a press-in stainless steel ball and a jackscrew, and the press-in stainless steel ball and the jackscrew are matched and fixedly arranged on the positioning universal ball beam;
the inspection bearing beam is arranged obliquely above the workpiece bearing beam, one end of the inspection bearing beam is vertically connected to the side of the top end of the vertical supporting rod of the wall thickness measuring instrument structure frame, the inspection bearing beam comprises a measuring head universal ball beam and a first linear guide rail, and the first linear guide rail is fixedly connected above the measuring head universal ball beam; the wall thickness measuring and checking device is connected to the first linear guide rail in a sliding mode and comprises a digital display dial indicator and a dial indicator vertical displacement driving mechanism, and the digital display dial indicator is fixedly connected to the lower portion of the dial indicator vertical displacement driving mechanism.
As a preferred scheme of the invention, the dial indicator vertical displacement driving mechanism comprises a second sliding block, a lead screw transmission assembly, a measuring head fixing plate and a dial indicator seat, the second sliding block is slidably connected to the first linear guide rail, the lead screw transmission assembly is fixedly connected above the second sliding block, the lead screw transmission assembly is connected with the measuring head fixing plate, the measuring head fixing plate is connected with the dial indicator seat, and the digital display dial indicator is fixed on the dial indicator seat.
Furthermore, one side of the screw transmission assembly is connected with a first sliding block and a second linear guide rail, the first sliding block is fixed on the measuring head fixing plate, and the first sliding block is connected with the second linear guide rail in a sliding mode.
Furthermore, one side of the screw transmission assembly is also provided with a linear guide rail seat frame, and the second linear guide rail is fixedly arranged on the side of the screw transmission assembly through the linear guide rail seat frame.
As another preferred scheme of the invention, the screw transmission assembly comprises a nut, a screw, an upper screw seat, a lower screw seat, a screw shaft sleeve and a screw seat frame, the screw seat frame is fixed above the second sliding block, the screw is connected to the screw seat frame through the upper screw seat and the lower screw seat, the nut is connected to the screw, the screw shaft sleeve is arranged above the screw seat frame and connected with the upper end of the screw, and the nut is fixedly connected with the measuring head fixing plate.
As another preferred scheme of the invention, the jackscrew adopts a screw rod, a threaded channel which is in matched connection with the jackscrew is arranged on the positioning universal ball beam, and the jackscrew is spirally connected in the threaded channel; the positioning universal ball beam is also provided with a ball cavity for containing press-in stainless steel balls, the ball cavity is positioned above the threaded passage, and the bottom of the ball cavity is communicated with the top of the threaded passage; the upper part of the press-in stainless steel ball is exposed out of the upper port of the ball cavity, the press-in stainless steel ball can move up and down in the ball cavity, and the jackscrew can contact with the bottom surface of the press-in stainless steel ball in the ball cavity through the threaded passage.
As another preferable scheme of the invention, a third reinforced triangular rib is arranged at the joint of the I-shaped base and the vertical supporting rod.
As another preferable scheme of the invention, a plate groove is arranged on the side of the upper end of the vertical supporting rod, an installation plate is fixed in the plate groove, the upper part of the installation plate is fixedly connected with the inspection bearing beam, and the lower part of the installation plate is fixedly connected with the workpiece bearing beam.
Furthermore, a second reinforcing triangular rib is arranged between the mounting plate and the inspection bearing beam, a first reinforcing triangular rib is arranged between the mounting plate and the workpiece bearing beam, and the plate groove is inverted L-shaped.
In another preferred embodiment of the present invention, the four corners of the bottom of the i-shaped base of the wall thickness measuring instrument structure frame are provided with the foot cups, and the foot cups are resin rubber rotary type adjusting feet.
The invention has the beneficial effects that:
according to the inspection device for rapidly measuring the wall thickness of the cylindrical workpiece, the inner arc surface of the cylindrical workpiece is supported by the spherical surface of the arranged press-in stainless steel ball, and then the digital display dial indicator with the arc-shaped measuring contact is adopted for measurement, so that the upper part and the lower part of the cylindrical workpiece cylinder wall are in point or line contact, and the problem of large error of a measuring result is solved; the method is simple to operate, only the first cylindrical workpiece is needed to zero the digital display dial indicator once during each batch of measurement, and the measurement can be carried out without waiting for the cooling of the cylindrical workpiece, so that the problem of low measurement efficiency is solved.
Drawings
Fig. 1 is a schematic perspective view of an inspection device for rapidly measuring the wall thickness of a cylindrical workpiece according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic front view of the inspection device for rapidly measuring the wall thickness of the cylindrical workpiece.
Fig. 4 is an enlarged schematic structural view of a portion B in fig. 3.
FIG. 5 is a schematic side view of the inspection device for rapidly measuring the wall thickness of a cylindrical workpiece according to the present invention.
FIG. 6 is a schematic top view of the inspection device for rapidly measuring the wall thickness of a cylindrical workpiece according to the present invention.
The labels in the figure are: the measuring tool comprises a base cup 1, a wall thickness measuring instrument structure frame 2, a positioning universal ball beam 3, a press-in type stainless steel ball 4, a measuring head universal ball beam 5, a first linear guide rail 6, a measuring head fixing plate 7, a nut 8, a screw 9, an upper screw seat 10, a screw shaft sleeve 11, a screw seat frame 12, a linear guide rail seat frame 13, a second linear guide rail 14, a dial indicator seat 15, a digital display dial indicator 16, a jackscrew 17, a cylindrical workpiece 18, a first reinforcing triangular rib 19, a mounting plate 20, a plate groove 21, a second reinforcing triangular rib 22, a first sliding block 23, a second sliding block 24 and a lower screw seat 25, wherein the measuring head universal ball beam 6 is a first linear guide rail, the measuring head fixing plate 7 is a measuring head fixing plate, the nut 8 is a screw, the screw 10 is an upper screw seat, the screw shaft sleeve 11 is a screw shaft sleeve 12, the screw seat frame 13 is a linear guide rail seat frame 13, the second linear guide rail 15 is a dial indicator seat, the digital display dial indicator seat 16 is a top, the top screw 17 is a cylindrical workpiece 18, the cylindrical workpiece is a cylindrical workpiece 19, the first reinforcing triangular rib 20 is a mounting plate, the plate groove 21, the second reinforcing triangular rib 22 is a second reinforcing triangular rib 23, the first sliding block, the second sliding block is a second sliding block, and a lower screw seat is a lower screw seat; 201 is a vertical supporting rod, 202 is a third reinforced triangular rib, 203 is a diagonal draw bar, and 204 is an I-shaped base.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 6, the inspection device for rapidly measuring the wall thickness of a cylindrical workpiece according to the present invention includes a wall thickness measuring instrument structure frame 2, a workpiece carrier bar and an inspection carrier bar are disposed on the top of the wall thickness measuring instrument structure frame 2, the workpiece carrier bar is used for carrying a cylindrical workpiece 18, and a wall thickness measurement inspection device is slidably connected to the inspection carrier bar, so that the position of the inspection device for measuring the wall thickness on the inspection carrier bar can be adjusted; the wall thickness measuring instrument structural frame 2 comprises an I-shaped base 204, a vertical supporting rod 201 and an inclined pull rod 203, wherein the center of one end of the I-shaped base 204 is perpendicularly connected with the vertical supporting rod 201, the inclined pull rod 203 is obliquely connected between the I-shaped base 204 and the vertical supporting rod 201, one end of the inclined pull rod 203 is fixed on the vertical supporting rod 201, the other end of the inclined pull rod 203 is fixed on the I-shaped base 204, and the arrangement of the inclined pull rod 203 ensures the stability between the I-shaped base 204 and the vertical supporting rod 201, so that the reliability of the wall thickness measuring instrument structural frame 2 in the process of inspection and use is ensured.
One end of the workpiece bearing beam is vertically connected to the side of the upper end of a vertical supporting rod 201 of a wall thickness measuring instrument structure frame 2, the workpiece bearing beam comprises a positioning universal ball beam 3, a press-in stainless steel ball 4 and a jackscrew 17, the press-in stainless steel ball 4 and the jackscrew 17 are matched and fixedly arranged on the positioning universal ball beam 3, the jackscrew 17 adopts a screw rod, a threaded channel matched and connected with the jackscrew 17 is arranged on the positioning universal ball beam 3, and the jackscrew 17 is spirally connected in the threaded channel; the positioning universal ball beam 3 is also provided with a ball cavity for accommodating the press-in stainless steel ball 4, the ball cavity is positioned above the threaded passage, and the bottom of the ball cavity is communicated with the top of the threaded passage; the upper part of the press-in type stainless steel ball 4 is exposed out of the upper port of the ball cavity, the press-in type stainless steel ball 4 can move up and down in the ball cavity, the diameter of the upper port of the ball cavity is smaller than that of the press-in type stainless steel ball 4, and the jackscrew 17 can contact with the bottom surface of the press-in type stainless steel ball 4 in the ball cavity through the threaded channel. Specifically, the jackscrew 17 and the press-in stainless steel ball 4 are matched and mounted on the positioning universal ball beam 3, and the amount of the press-in stainless steel ball 4 exposed out of the upper port part of the ball cavity can be adjusted by rotating the jackscrew 17; as shown in fig. 1, 3 and 6, 5 sets of matched jackscrews 17 and press-in stainless steel balls 4 are arranged on the positioning universal ball beam 3 and are uniformly distributed on the positioning universal ball beam 3.
The inspection bearing beam is arranged obliquely above the workpiece bearing beam, one end of the inspection bearing beam is vertically connected to the side of the top end of the vertical supporting rod 201 of the wall thickness measuring instrument structural frame 2, the inspection bearing beam comprises a measuring head universal ball beam 5 and a first linear guide rail 6, and the first linear guide rail 6 is fixedly connected above the measuring head universal ball beam 5; the first linear guide rail 6 is connected with a wall thickness measurement and inspection device in a sliding manner, the wall thickness measurement and inspection device comprises a digital display dial indicator 16 and a dial indicator vertical displacement driving mechanism, and the digital display dial indicator 16 is fixedly arranged on the dial indicator vertical displacement driving mechanism; the dial indicator vertical displacement driving mechanism comprises a second sliding block 24, a lead screw transmission assembly, a measuring head fixing plate 7 and a dial indicator base 15, the second sliding block 24 is connected to the first linear guide rail 6 in a sliding mode, the lead screw transmission assembly is fixedly connected to the upper portion of the second sliding block 24, the measuring head fixing plate 7 is connected to the lead screw transmission assembly, the measuring head fixing plate 7 is connected to the dial indicator base 15, and the digital display dial indicator 16 is fixed to the dial indicator base 15.
One side of the lead screw transmission assembly is connected with a first sliding block 23 and a second linear guide rail 14, the first sliding block 23 is fixed on the measuring head fixing plate 7, and the first sliding block 23 is in sliding connection with the second linear guide rail 14; a linear guide rail seat frame 13 is further arranged on one side of the screw rod transmission component, and a second linear guide rail 14 is fixedly arranged on the side of the screw rod transmission component through the linear guide rail seat frame 13; the screw transmission assembly comprises a screw nut 8, a screw rod 9, an upper screw rod seat 10, a lower screw rod seat 25, a screw rod shaft sleeve 11 and a screw rod seat frame 12, the screw rod seat frame 12 is fixed above the second sliding block 24, the screw rod 9 is connected onto the screw rod seat frame 12 through the upper screw rod seat 10 and the lower screw rod seat 25, the screw nut 8 is connected onto the screw rod 9, the screw rod shaft sleeve 11 is arranged above the screw rod seat frame 12 and is connected with the upper end of the screw rod 9, and the screw nut 8 is fixedly connected with the measuring head fixing plate 7.
A third reinforced triangular rib 202 is arranged at the joint of the I-shaped base 204 and the vertical support rod 201, the firmness of the joint of the I-shaped base 204 and the vertical support rod 201 can be enhanced through the third reinforced triangular rib 202, a plate groove 21 is arranged on the lateral side of the upper end of the vertical support rod 201, an installation plate 20 is fixed in the plate groove 21, the upper part of the installation plate 20 is fixedly connected with an inspection bearing beam, and the lower part of the installation plate 20 is fixedly connected with a workpiece bearing beam; a second reinforced triangular rib 22 is arranged between the mounting plate 20 and the inspection bearing beam, a first reinforced triangular rib 19 is arranged between the mounting plate 20 and the workpiece bearing beam, and the firmness of the connection part of the mounting plate 20, the workpiece bearing beam and the inspection bearing beam can be enhanced through the arrangement of the first reinforced triangular rib 19 and the second reinforced triangular rib 22; the plate groove 21 is in an inverted L shape; the four corners of the bottom of the I-shaped base 204 of the wall thickness measuring instrument structure frame 2 are provided with the foot cups 1, the foot cups 1 are resin rubber rotary type adjusting feet, and the resin rubber rotary type adjusting feet not only can play a role in adjusting, but also ensure the overall stability of the inspection device.
Specifically, the foot cup 1 of the inspection device is combined on the wall thickness measuring instrument structure frame 2 through self threads, and the positioning universal ball beam 3 and the measuring head universal ball beam 5 are combined on the wall thickness measuring instrument structure frame 2 through screws; the first linear guide rail 6 is combined on the measuring head universal ball beam 5 through a screw; a screw 9 provided with a nut 8 and a screw shaft sleeve 11 is fixed on a screw seat frame 12 through an upper screw seat 10 and a lower screw seat 25, the screw seat frame 12 is fixed on a second slide block 24, and a measuring head fixing plate 7 is fixed on the nut 8 and a first slide block 23 and is connected on a second linear guide rail 14 through the first slide block 23; the second linear guide rail 14 and the linear guide rail seat frame 13 are fixed on the 7 lead screw seat frame 12 after being combined; and a dial indicator seat 15 provided with a digital display dial indicator 16 is fixed on the measuring head fixing plate 7.
Before use, 5 jackscrews 17 distributed on the positioning universal ball beam 3 are adjusted, and the vertexes of 5 press-in stainless steel balls 4 are coplanar by screwing the jackscrews 17; then, rotating the lead screw shaft sleeve 11 to drive the lead screw 9 to rotate, enabling the screw nut 8 to drive the digital display dial indicator 16 fixed on the dial indicator seat 15 to move downwards through the rotation of the lead screw 9, enabling the circular arc contact of the digital display dial indicator 16 to be in contact with the top point of the spherical surface of the press-in stainless steel ball 4, and then enabling the digital display dial indicator 16 to return to zero; then sleeving the tested cylindrical workpiece 18 on the positioning universal ball beam 3, and enabling the top points of the 5 press-in stainless steel balls 4 to be in contact with the inner surface of the cylindrical workpiece 18; then pulling up the arc contact of the digital display dial indicator 16, dragging the digital display dial indicator 16 to the position above the measured position of the cylinder opening of the cylindrical workpiece 18, putting down the arc contact of the digital display dial indicator 16, and reading the numerical value; the measuring head fixing plate 7 is pushed along the cylinder body direction of the cylindrical workpiece 18, and the corresponding measuring point value is read. If it is desired to measure the wall thickness of the cylindrical workpiece 18 at different points of the same circumference: the measuring head fixing plate 7 is pushed to move the digital display dial indicator 16 to the measured section along the first linear guide rail 6, the cylinder body of the cylindrical workpiece 18 is manually rotated, and the numerical value of the corresponding measuring point is read. The digital display dial indicator 16 adopted by the invention has high precision, so the measurement result is more accurate; according to the invention, only the first workpiece needs to zero the digital display dial indicator 16 once, and zero resetting is not needed in subsequent measurement, so that the measurement efficiency is high.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.
Claims (10)
1. The utility model provides a verifying attachment of rapid survey cylindric work piece wall thickness which characterized in that: the wall thickness measuring device comprises a wall thickness measuring instrument structure frame, wherein a workpiece bearing beam and an inspection bearing beam are arranged at the top of the wall thickness measuring instrument structure frame, the workpiece bearing beam is used for bearing a cylindrical workpiece, and a wall thickness measuring and inspecting device is connected onto the inspection bearing beam in a sliding manner; the wall thickness measuring instrument structure frame comprises an I-shaped base, a vertical supporting rod and a diagonal draw bar, wherein the center of one end of the I-shaped base is vertically connected with the vertical supporting rod, the diagonal draw bar is obliquely connected between the I-shaped base and the vertical supporting rod, one end of the diagonal draw bar is fixed on the vertical supporting rod, and the other end of the diagonal draw bar is fixed on the I-shaped base;
one end of the workpiece bearing beam is vertically connected to the side of the upper end of a vertical supporting rod of the wall thickness measuring instrument structure frame, the workpiece bearing beam comprises a positioning universal ball beam, a press-in stainless steel ball and a jackscrew, and the press-in stainless steel ball and the jackscrew are matched and fixedly arranged on the positioning universal ball beam;
the inspection bearing beam is arranged obliquely above the workpiece bearing beam, one end of the inspection bearing beam is vertically connected to the side of the top end of the vertical supporting rod of the wall thickness measuring instrument structure frame, the inspection bearing beam comprises a measuring head universal ball beam and a first linear guide rail, and the first linear guide rail is fixedly connected above the measuring head universal ball beam; the wall thickness measuring and checking device is connected to the first linear guide rail in a sliding mode and comprises a digital display dial indicator and a dial indicator vertical displacement driving mechanism, and the digital display dial indicator is fixedly connected to the lower portion of the dial indicator vertical displacement driving mechanism.
2. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 1, wherein: the dial indicator vertical displacement driving mechanism comprises a second sliding block, a lead screw transmission assembly, a measuring head fixing plate and a dial indicator seat, the second sliding block is connected to the first linear guide rail in a sliding mode, the lead screw transmission assembly is fixedly connected to the upper portion of the second sliding block, the measuring head fixing plate is connected to the lead screw transmission assembly, the dial indicator seat is connected to the measuring head fixing plate, and the digital display dial indicator is fixed to the dial indicator seat.
3. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 2, wherein: one side of the lead screw transmission assembly is connected with a first sliding block and a second linear guide rail, the first sliding block is fixed on the measuring head fixing plate, and the first sliding block is connected with the second linear guide rail in a sliding mode.
4. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 3, wherein: and one side of the screw transmission assembly is also provided with a linear guide rail seat frame, and the second linear guide rail is fixedly arranged on the side of the screw transmission assembly through the linear guide rail seat frame.
5. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 4, wherein: the screw transmission assembly comprises a nut, a screw, an upper screw seat, a lower screw seat, a screw shaft sleeve and a screw seat frame, the screw seat frame is fixed above the second sliding block, the screw is connected onto the screw seat frame through the upper screw seat and the lower screw seat, the nut is connected onto the screw, the screw shaft sleeve is arranged above the screw seat frame and is connected with the upper end of the screw, and the nut is fixedly connected with the measuring head fixing plate.
6. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 1, wherein: the jackscrew is a screw rod, a threaded channel which is in matched connection with the jackscrew is arranged on the positioning universal ball beam, and the jackscrew is spirally connected in the threaded channel; the positioning universal ball beam is also provided with a ball cavity for containing press-in stainless steel balls, the ball cavity is positioned above the threaded passage, and the bottom of the ball cavity is communicated with the top of the threaded passage; the upper part of the press-in stainless steel ball is exposed out of the upper port of the ball cavity, the press-in stainless steel ball can move up and down in the ball cavity, and the jackscrew can contact with the bottom surface of the press-in stainless steel ball in the ball cavity through the threaded passage.
7. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 1, wherein: the side of the upper end of the vertical supporting rod is provided with a plate groove, a mounting plate is fixed in the plate groove, the upper part of the mounting plate is fixedly connected with the inspection bearing beam, and the lower part of the mounting plate is fixedly connected with the workpiece bearing beam.
8. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 7, wherein: the mounting plate is characterized in that a second reinforcing triangular rib is arranged between the mounting plate and the inspection bearing beam, a first reinforcing triangular rib is arranged between the mounting plate and the workpiece bearing beam, and the plate groove is inverted L-shaped.
9. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 1, wherein: and foot cups are arranged at the four corners of the bottom of the I-shaped base of the wall thickness measuring instrument structure frame and are resin rubber rotary type adjusting feet.
10. An inspection apparatus for rapidly measuring the wall thickness of a cylindrical workpiece as defined in claim 1, wherein: and a third reinforced triangular rib is arranged at the joint of the I-shaped base and the vertical supporting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111540195.5A CN114251992A (en) | 2021-12-16 | 2021-12-16 | Inspection device for rapidly measuring wall thickness of cylindrical workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111540195.5A CN114251992A (en) | 2021-12-16 | 2021-12-16 | Inspection device for rapidly measuring wall thickness of cylindrical workpiece |
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| Publication Number | Publication Date |
|---|---|
| CN114251992A true CN114251992A (en) | 2022-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111540195.5A Pending CN114251992A (en) | 2021-12-16 | 2021-12-16 | Inspection device for rapidly measuring wall thickness of cylindrical workpiece |
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| CN (1) | CN114251992A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114858033A (en) * | 2022-06-21 | 2022-08-05 | 陕西政乔环保科技有限公司 | Small-bore pipeline wall thickness measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207095464U (en) * | 2017-09-07 | 2018-03-13 | 河北工程大学 | A kind of dial gauge improved device for being used for displacement measurement in bridge machinery |
| CN210375044U (en) * | 2019-08-28 | 2020-04-21 | 辽宁美托科技股份有限公司 | Wall thickness measuring instrument for cylinder part |
| CN112444177A (en) * | 2019-08-28 | 2021-03-05 | 辽宁美托科技股份有限公司 | Wall thickness measuring instrument for cylinder part |
-
2021
- 2021-12-16 CN CN202111540195.5A patent/CN114251992A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207095464U (en) * | 2017-09-07 | 2018-03-13 | 河北工程大学 | A kind of dial gauge improved device for being used for displacement measurement in bridge machinery |
| CN210375044U (en) * | 2019-08-28 | 2020-04-21 | 辽宁美托科技股份有限公司 | Wall thickness measuring instrument for cylinder part |
| CN112444177A (en) * | 2019-08-28 | 2021-03-05 | 辽宁美托科技股份有限公司 | Wall thickness measuring instrument for cylinder part |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114858033A (en) * | 2022-06-21 | 2022-08-05 | 陕西政乔环保科技有限公司 | Small-bore pipeline wall thickness measuring device |
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