CN113932687A

CN113932687A - Drilling detection device

Info

Publication number: CN113932687A
Application number: CN202110998022.1A
Authority: CN
Inventors: 张海; 汪莉
Original assignee: Anhui Tiansipu Super Precision Mould Co ltd
Current assignee: Anhui Tiansipu Super Precision Mould Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-14

Abstract

The invention discloses a drilling detection device, and particularly relates to the field of automobile part detection, which comprises a pressing plate, wherein an inserting column used for being inserted into a part drilling hole is fixedly connected to the pressing plate, a through hole communicated with the connecting part of the inserting column and the pressing plate is formed in the connecting part of the inserting column and the pressing plate, a scale mechanism convenient for a user to watch is arranged on the pressing plate, a displacement mechanism used for measuring the drilling depth is connected to the pressing plate, the displacement mechanism is sleeved on the outer side of the inserting column, a rotating mechanism is arranged on the pressing plate, a limiting mechanism used for limiting the displacement mechanism is connected to the rotating mechanism, and an electromagnetic assembly used for driving the part is arranged in the inserting column. According to the invention, through simple operation, the diameter and the depth of the drilled hole can be obtained, the work of the worker is further facilitated, the work efficiency of the worker is indirectly improved, the operation steps of the worker are simplified, and the method has high practicability.

Description

Drilling detection device

Technical Field

The invention relates to the technical field of automobile part detection devices, in particular to a drilling detection device.

Background

The drilling is an operation of processing a hole on a solid material by using a drill, wherein the initial part of the drilling is called an orifice, the side part is called a hole wall, the bottom part is called a hole bottom, the diameter D of the drilling is called an aperture for short, the diameter of the orifice is called an opening diameter, the diameter of the hole bottom is called a final hole diameter, the distance H from the orifice to the hole bottom is called a drilling depth for short, the drilling is actually a certain section of the drilling is called a hole section, in the actual production condition, the drilling measurement on the automobile part is an important part in the detection of the automobile part, most of the existing detection methods use a three-coordinate detector to detect the drilling on the automobile part, but the existing detection methods need a worker to place the automobile part on a workbench, then use other parts to limit the automobile part, and then the worker continuously adjusts the position of a detection head of the three-coordinate detector, so as to detect the automobile part, however, the detection method is complicated and cannot adapt to detection of a large number of times, so that the workload of detection personnel is increased, and the working efficiency of the detection personnel is indirectly reduced.

We therefore propose a borehole testing apparatus to address the above problems.

Disclosure of Invention

In order to overcome the above defects in the prior art, embodiments of the present invention provide a borehole detection apparatus, which can obtain the diameter and depth of a borehole through simple operations by a worker, further facilitate the work of the worker, indirectly improve the work efficiency of the worker, simplify the operation steps of the worker, and have high practicability, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a drilling detection device, includes and presses the platen, press the last fixedly connected with of platen to be arranged in inserting the post of inserting of spare part drilling, it is equipped with the through-hole that is linked together with the junction of pressing the platen to insert the post, be equipped with the volume of carving mechanism that makes things convenient for the user to watch on pressing the platen, be connected with the displacement mechanism who is used for measuring the drilling depth on pressing the platen, displacement mechanism cup joints in the outside of inserting the post, be equipped with slewing mechanism on pressing the platen, the last stop gear who is used for spacing displacement mechanism that is connected with of slewing mechanism, it is equipped with the electromagnetic component who is used for driving the spare part in the post to insert, the electromagnetic component is connected with outside controller, it can pass the measuring mechanism who inserts the post lateral wall to be equipped with in the post to insert, measuring mechanism's one end extends to in the through-hole and is in the below of the volume of carving mechanism.

Optionally, the scale mechanism includes an installation sleeve fixedly connected to the pressing plate, the installation sleeve is located above the through hole, a transparent scale cover is connected to the installation sleeve in a threaded manner, and a handle convenient for a user to hold is fixedly connected to the pressing plate.

Optionally, be equipped with the internal thread on the inside wall of installation cover, transparent scale is covered and is equipped with the external screw thread with installation cover internal thread assorted, the material of transparent scale lid is the ya keli material, the surface laminating of transparent scale lid has the scale size, the scale size that handle and transparent scale were covered is the vertical state.

Optionally, the displacement mechanism includes a contraction spring fixedly connected to the pressing plate, one end of the contraction spring is fixedly connected with a moving ring sleeved on the inserting column, the moving ring is movably connected with a contact cylinder sleeved on the inserting column, the moving ring is fixedly connected with a limit column, a thread groove is arranged in the moving ring, a thread groove matched with the thread groove on the contact cylinder and the moving ring is fixedly connected with the thread groove on the moving ring, and the thread groove on the thread cylinder and the moving ring is in threaded connection.

Optionally, the rotating mechanism includes a notch arranged on the pressing plate, two bearings are fixedly connected to the inner side wall of the notch, a rotating rod is arranged between the two bearings, two ends of the rotating rod are rotatably connected with the two bearings respectively, and a blocking rod is fixedly connected to the pressing plate.

Optionally, the limiting mechanism includes a rotating drum sleeved on the rotating rod, a limiting frame is fixedly connected to the rotating drum, a rectangular opening matched with the limiting column is formed in the limiting frame, a plurality of limiting holes are formed in the side wall of the limiting frame, and a limiting screw is connected to one of the limiting holes through an internal thread.

Optionally, the one end of spacing post extends to in the rectangle opening on the spacing frame, spacing downthehole screw thread that is equipped with, and spacing screw and spacing hole threaded connection, the one end of spacing screw contacts with the lateral wall of spacing post, the shape that blocks the pole is for bending the form, and the one end that blocks the pole contacts with the lateral wall of spacing frame.

Optionally, the electromagnetic assembly is composed of a first electromagnetic plate, an isolation plate and a second electromagnetic plate, the first electromagnetic plate and the second electromagnetic plate are respectively located on two sides of the isolation plate, and the electromagnetic assembly is located in the middle of the inner bottom of the insertion column.

Optionally, the measuring mechanism includes two measuring sticks disposed in the insert column, two one ends of the measuring sticks penetrate through the side wall of the insert column and extend to the outside of the insert column, two measuring sticks are fixedly connected with one end of the measuring stick and are respectively located in the inner cavity of the side wall of the insert column, two measuring sticks are fixedly connected with one end of the measuring stick and are respectively located in the through hole, two measuring sticks are respectively connected with the insert column in a sliding manner, two magnets are fixedly connected with the measuring sticks, and the two measuring sticks are respectively located on one side of the first electromagnetic plate and one side of the second electromagnetic plate.

Optionally, two limiting rods are fixedly connected to the inner side wall of the insertion column, two sliding grooves are formed in the limiting rods, sliding blocks are connected to the sliding grooves in a sliding mode, the two sliding blocks are fixedly connected with the side wall of the measuring rod respectively, and the two measuring rods are connected with the two limiting rods in a sliding mode respectively.

The invention has the technical effects and advantages that:

in the device, a worker can directly insert the insert column into a drill hole of an automobile part, then the electromagnetic assembly is started through the controller, so that the first electromagnetic plate and the second electromagnetic plate can generate magnetic force, meanwhile, the measuring rod can move along with the magnet under the assistance of the magnet, so that the measuring head can be contacted with the side wall of the drill hole, further, the marking rod can move, meanwhile, the worker can obtain the distance between the two marking rods under the assistance of the transparent scale cover, so that the distance of the drill hole can be obtained, meanwhile, when the insert column is inserted into the drill hole of the part, the contact cylinder moves along with the contact cylinder, meanwhile, the worker can rotate the limiting frame, so that the limiting column is inserted into the limiting frame, and simultaneously, the limiting screw is rotated, so that the limiting column can be limited, and the position of the moving ring can be limited, because the inserted column is also provided with scale size, the drilling depth can be conveniently known by the working personnel, in the device, the working personnel can obtain the drilling diameter and depth through simple operation, the working of the working personnel is further facilitated, the working efficiency of the working personnel is indirectly improved, the operation steps of the working personnel are simplified, and the device has higher practicability.

In this device, the staff can be according to actual conditions, thereby rotatory transparent scale lid, under the supplementary of installation cover, just can make transparent scale lid separate away from the installation cover, the further transparent scale cover of staff change that has made things convenient for, the staff can be according to the condition of actual spare part simultaneously, thereby change the contact cylinder of different contact surfaces, the staff only needs rotatory contact cylinder, just so can make contact cylinder dismantle from the shift ring, thereby can make the device adapt to different automobile parts, further improvement the practicality of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a connection structure of electromagnetic assemblies according to the present invention.

FIG. 3 is a schematic side view of the present invention.

FIG. 4 is a schematic side view of the present invention.

Fig. 5 is a schematic top view of the present invention.

FIG. 6 is a partially exploded view of the present invention.

Fig. 7 is a side view of the connection structure of fig. 6.

Fig. 8 is a schematic view of a connection structure of the rotating mechanism, the limiting mechanism and the measuring mechanism in the invention.

Fig. 9 is a bottom view of fig. 8.

FIG. 10 is a schematic view of the internal connection structure of the insert post according to the present invention;

fig. 11 is a schematic view of a connection structure of the measuring mechanism of the present invention.

Description of the reference numerals

1. Pressing plate 2 and inserting column

3. Electromagnetic assembly 31 and first electromagnetic plate

32. Insulating plate 33, second electromagnetic plate

4. Handle 5, mounting sleeve

6. Transparent scale cover 7 and through hole

8. Contracting spring 9, moving ring

10. Contact cylinder 11 and limit column

12. Threaded cylinder 13, gap

14. Bearing 15, rotating rod

16. Rotary drum 17, spacing frame

18. Limiting hole 19 and limiting screw

20. Measuring rod 21, measuring head

22. Marking rod 23 and limiting rod

24. Sliding chute 25 and sliding block

26. Magnet 27, stop rod

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Referring to fig. 1 to 11, a drilling hole detecting apparatus includes a pressing plate 1, wherein it is noted that the pressing plate 1 is made of plastic material, so as to reduce the weight of the whole apparatus, and make the whole apparatus lighter and more convenient for a worker to carry the whole apparatus, an insertion post 2 for inserting into a drilling hole of a component is fixedly connected to the pressing plate 1, wherein it is noted that the insertion post 2 is made of alloy material that is not affected by magnetic force, and it is noted that, in the measurement, the insertion post 2 is limited to only some of the through holes but not all of the through holes, so that the whole apparatus is used in a proper scene, the connection between the insertion post 2 and the pressing plate 1 is provided with a through hole 7, wherein it is noted that the insertion hole 7 can communicate the pressing plate 1 and the insertion post 2 so as to enable one end of a marking rod 22 to extend to the lower part of a transparent scale cover 6, further, the device is convenient for users to use.

The scale marking mechanism is arranged on the pressing plate 1 and is convenient for a user to watch, the scale marking mechanism comprises a mounting sleeve 5 fixedly connected on the pressing plate 1, the mounting sleeve 5 is positioned above the through hole 7, a transparent scale cover 6 is in threaded connection with the mounting sleeve 5, a handle 4 which is convenient for the user to hold is fixedly connected on the pressing plate 1, an internal thread is arranged on the inner side wall of the mounting sleeve 5, an external thread matched with the internal thread of the mounting sleeve 5 is arranged on the transparent scale cover 6, the transparent scale cover 6 is made of acrylic material, the scale marking size is attached to the surface of the transparent scale cover 6, particularly, an amplifying lens is embedded in the transparent scale cover 6, so that the worker can conveniently observe the position of the marking rod 22, the scale marking size on the handle 4 and the transparent scale cover 6 is in a vertical state, a rubber sleeve is sleeved on the handle 4, and the whole device is convenient for the worker to hold, further, the use of the device by the user is facilitated, and the horizontal position of the handle 4 does not interfere with the viewing of the marking post 22, thereby facilitating the use of the device by the user.

In the actual operation in-process, the staff can be according to actual conditions, transparent scale lid 6 can rotate, under the assistance of installation cover 5 and transparent scale lid 6, the staff can dismantle transparent scale lid 6 from installation cover 5, thereby make things convenient for the staff to change transparent scale lid 6, wherein the staff can observe the position of mark pole 22 according to transparent scale lid 6, and it is noted that to be particularly, the magnifying lens in transparent scale lid 6 more can make things convenient for the staff to watch the position of mark pole 22, measure the sticker with the moment and can make things convenient for the staff to know the position between mark pole 22, thereby make things convenient for the staff to know the diameter of drilling, further work that has made things convenient for the staff, indirect work efficiency that has improved the staff.

The press plate 1 is connected with a displacement mechanism for measuring the drilling depth, the displacement mechanism comprises a contraction spring 8 fixedly connected on the press plate 1, wherein the contraction spring 8 can drive a moving ring 9 to move on an inserting column 2, and the contraction spring 8 can reset the moving ring 9, one end of the contraction spring 8 is fixedly connected with the moving ring 9 sleeved on the inserting column 2, the moving ring 9 is movably connected with a contact cylinder 10 sleeved on the inserting column 2, wherein the contact cylinder 10 can be replaced into contact cylinders with different end surfaces in actual use, further different drilling holes can be measured by the device, the practicability of the device is indirectly improved, a limit column 11 is fixedly connected on the moving ring 9, a thread groove is arranged in the moving ring 9, a thread cylinder 12 matched with the thread groove on the moving ring 9 is fixedly connected on the contact cylinder 10, and the thread cylinder 12 is in threaded connection with the thread groove on the moving ring 9, the displacement mechanism is sleeved on the outer side of the inserting column 2.

In the actual operation in-process, when the staff inserted post 2 into drilling, under the blockking of spare part, just can make a contact section of thick bamboo 10 upwards remove, simultaneously be again for noticing, be equipped with the scale sticker on inserting post 2, thereby make things convenient for the staff to know a contact section of thick bamboo 10 displacement, further degree of depth that just can know drilling, wherein the staff can rotate a contact section of thick bamboo 10 according to actual conditions, just so can make a screw thread section of thick bamboo 12 and shift ring 9 phase separation, further make things convenient for the staff to change a contact section of thick bamboo 10, just so can make a contact section of thick bamboo 10 adapt to different spare parts, thereby the practicality of device has been improved.

The pressing plate 1 is provided with a rotating mechanism, the rotating mechanism comprises a notch 13 arranged on the pressing plate 1, wherein the notch 13 is particularly noticed that the notch 13 is a rectangular opening so as to facilitate the bearing 14 to be positioned in the notch 13, the inner side wall of the notch 13 is fixedly connected with two bearings 14, a rotating rod 15 is arranged between the two bearings 14, wherein particularly noticed that the rotating rod 15 rotates in the bearing 14, the rotating rod needs to rotate by manpower of a worker, otherwise the rotating rod 15 cannot rotate, the limiting frame 17 is further convenient for the worker to store, the blocking rod 27 is bent, one end of the blocking rod 27 is contacted with the side wall of the limiting frame 17, the limiting frame 17 can be limited when the blocking rod 27 is contacted with the limiting frame 17, thereby facilitating the worker to use the device, two ends of the rotating rod 15 are respectively connected with the two bearings 14 in a rotating manner through pressing, the blocking rod 27 is fixedly connected on the pressing plate 1, be connected with the stop gear who is used for spacing displacement mechanism on the slewing mechanism, stop gear is including cup jointing the rotary drum 16 on bull stick 15, the spacing frame 17 of fixedly connected with on the rotary drum 16, be equipped with on the spacing frame 17 with spacing post 11 assorted rectangle opening, wherein the rectangle opening can make things convenient for spacing post 11 to extend to in the rectangle opening, just so can make spacing screw 19 on the spacing hole 18 contact with spacing post 11, thereby just can make spacing post 11 obtain spacingly, be equipped with a plurality of spacing holes 18 on the lateral wall of spacing frame 17, one of them spacing hole 18 internal thread and be connected with stop screw 19, the one end of spacing post 11 extends to in the rectangle opening on the spacing frame 17, be equipped with the screw thread in the spacing hole 18, and stop screw 19 and spacing hole 18 threaded connection, the one end of stop screw 19 contacts with the lateral wall of spacing post 11.

In the actual operation process, when the staff remeasures the degree of depth that finishes drilling, the staff can direct rotatory spacing frame 17, under the assistance of rotary drum 16 and bull stick 15, just can make spacing frame 17 be located one side of spacing post 11, just so can make the one end of spacing post 11 extend to in the spacing frame 17, then the staff can rotate spacing screw 19, under the assistance of spacing hole 18, just can make spacing screw 19 contact with spacing post 11, it can be spacing to stop pole 27 simultaneously, thereby make things convenient for the staff to carry on spacingly to spacing post 11, when spacing post 11 carries on spacingly, just can avoid the removal of a contact section of thick bamboo 10, consequently, the staff can be according to the position of a contact section of thick bamboo 10, thereby know the degree of depth of drilling, thereby the work efficiency of staff has been made things convenient for.

Insert and be equipped with the electromagnetism subassembly 3 that is used for driving spare part in the post 2, electromagnetism subassembly 3 comprises first electromagnetic plate 31, insulating plate 32 and second electromagnetic plate 33, wherein pay close attention to, the material of insulating plate 32 is antimagnetic board, thereby can insulate the influence that produces between first electromagnetic plate 31 and the second electromagnetic plate 33, first electromagnetic plate 31 and second electromagnetic plate 33 are in the both sides of insulating plate 32 respectively, electromagnetism subassembly 3 is in the interior bottom intermediate position of inserting post 2, wherein when two magnets 26 are in the one side of first electromagnetic plate 31 and second electromagnetic plate 33, when first electromagnetic plate 31 and second electromagnetic plate 33 receive the start-up of external control ware simultaneously, just can make magnet 26 remove, further just can make measuring stick 20 remove, electromagnetism subassembly 3 is connected with the external control ware.

A measuring mechanism which can penetrate through the side wall of the insert column 2 is arranged in the insert column 2, the measuring mechanism comprises two measuring rods 20 arranged in the insert column 2, wherein the measuring rods 20 are bent, the measuring rods 20 can further be contacted with the side wall of a drill hole, so that the measuring rods 20 can move, the diameter of the drill hole can be measured, one end of each measuring rod 20 penetrates through the side wall of the insert column 2 and extends to the outer side of the insert column, one end of each measuring rod 20 is fixedly connected with a measuring head 21, the two measuring heads 21 are respectively arranged in the inner cavities of the side walls of the insert column 2, the measuring heads 21 and the measuring rods 20 are particularly integrally formed, so that workers can know the positions of the measuring rods 21 conveniently, one end of each measuring rod 21 is fixedly connected with a marking rod 22, and the two marking rods 22 are respectively arranged in the through holes 7, wherein particularly attention is given, the colour of mark pole 22 is red, thereby make things convenient for the user of service to watch the position of mark pole 22, further make things convenient for the staff to know the diameter of drilling, two measure do 20 respectively with insert 2 sliding connection of post, insert two gag lever posts 23 of fixedly connected with on the inside wall of post 2, all be equipped with spout 24 on two gag lever posts 23, equal sliding connection has slider 25 in two spout 24, two slider 25 respectively with the lateral wall fixed connection of measuring stick 20, two measuring sticks 20 respectively with two gag lever posts 23 sliding connection, equal fixedly connected with magnet 26 on two measuring sticks 20, two measuring sticks 20 are in one side of first electromagnetic plate 31 and second electromagnetic plate 33 respectively, measuring mechanism's one end extends to in the through-hole and is in the below of carving amount mechanism.

In the actual operation process, a worker can directly insert the insert column 2 into the insert hole, then the worker can start the electromagnetic assembly 3 through an external controller, so that the first electromagnetic plate 31 and the second electromagnetic plate 33 can work, the magnet 26 can be moved, the two measuring rods 20 can be further moved, the measuring head 21 can be further contacted with the side wall of the drill hole, when the measuring rod 20 moves, the marking rod 22 can move along with the measuring rod, under the assistance of the transparent dial 6, the worker can conveniently know the position of the marking rod 22, when the measuring rod 20 moves, the sliding block 25 can move in the sliding groove 24, so that the measuring rod 20 can move along with the measuring rod, further, the worker can conveniently know the diameter of the drill hole according to the positions of the two marking rods 22, and the worker can conveniently work, the work efficiency of staff has indirectly been improved.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. A borehole detection device, characterized by: comprises a pressing plate (1), wherein an inserting column (2) which is used for being inserted into a drilling hole of a part is fixedly connected to the pressing plate (1), a through hole (7) communicated with the pressing plate (1) is arranged at the joint of the inserting column (2), the pressing plate (1) is provided with a scale mechanism which is convenient for a user to watch, the pressing plate (1) is connected with a displacement mechanism for measuring the drilling depth, the displacement mechanism is sleeved on the outer side of the inserting column (2), the pressing plate (1) is provided with a rotating mechanism, the rotating mechanism is connected with a limiting mechanism used for limiting the displacement mechanism, an electromagnetic assembly (3) used for driving parts is arranged in the inserting column (2), the electromagnetic assembly (3) is connected with an external controller, a measuring mechanism capable of penetrating through the side wall of the inserting column (2) is arranged in the inserting column (2), and one end of the measuring mechanism extends into the through hole and is located below the scale mechanism.

2. A borehole testing apparatus according to claim 1, wherein: the scale mechanism includes installation cover (5) of fixed connection on pressing according to platen (1), installation cover (5) are in the top of through-hole (7), threaded connection has transparent scale lid (6) on installation cover (5), press handle (4) that fixedly connected with made things convenient for the user to hold on platen (1).

3. A borehole testing apparatus according to claim 2, wherein: be equipped with the internal thread on the inside wall of installation cover (5), be equipped with on transparent scale lid (6) and overlap (5) internal thread assorted external screw thread with the installation, the material of transparent scale lid (6) is the ya keli material, the surface laminating of transparent scale lid (6) has the volume of carving size, the volume of carving size on handle (4) and transparent scale lid (6) is the vertical state.

4. A borehole testing apparatus according to claim 1, wherein: displacement mechanism includes shrink spring (8) of fixed connection on pressing down the pressure board (1), the one end fixedly connected with of shrink spring (8) cup joints shift ring (9) on inserting post (2), swing joint has cup jointed contact section of thick bamboo (10) on inserting post (2) on shift ring (9), fixedly connected with spacing post (11) on shift ring (9), be equipped with the thread groove in shift ring (9), thread groove assorted thread section of thick bamboo (12) is gone up fixedly connected with and shift ring (9) on contact section of thick bamboo (10), thread groove threaded connection on thread section of thick bamboo (12) and shift ring (9).

5. A borehole testing apparatus according to claim 1, wherein: the rotating mechanism comprises a notch (13) arranged on the pressing plate (1), two bearings (14) are fixedly connected to the inner side wall of the notch (13), a rotating rod (15) is arranged between the bearings (14), two ends of the rotating rod (15) are rotatably connected with the two bearings (14) respectively, and a blocking rod (27) is fixedly connected to the pressing plate (1).

6. A borehole testing device according to claim 5, characterized in that: the limiting mechanism comprises a rotary drum (16) sleeved on a rotary rod (15), a limiting frame (17) is fixedly connected to the rotary drum (16), a rectangular opening matched with the limiting column (11) is formed in the limiting frame (17), a plurality of limiting holes (18) are formed in the side wall of the limiting frame (17), and one of the limiting holes (18) is connected with a limiting screw (19) through internal threads.

7. A borehole testing apparatus according to claim 6, wherein: the one end of spacing post (11) extends to in the rectangle opening on spacing frame (17), be equipped with the screw thread in spacing hole (18), and spacing screw (19) and spacing hole (18) threaded connection, the one end of spacing screw (19) contacts with the lateral wall of spacing post (11), the shape that blocks pole (27) is for bending the form, and blocks the one end of pole (27) and contacts with the lateral wall of spacing frame (17).

8. A borehole testing apparatus according to claim 1, wherein: electromagnetic component (3) are by first electromagnetic plate (31), isolated board (32) and second electromagnetic plate (33) are constituteed, first electromagnetic plate (31) and second electromagnetic plate (33) are in the both sides of isolated board (32) respectively, electromagnetic component (3) are in the interior bottom intermediate position of inserting post (2).

9. A borehole testing apparatus according to claim 1, wherein: the measuring mechanism is including setting up two measuring sticks (20) in inserting post (2), two the lateral wall of inserting post (2) is passed and extend to its outside, two to the one end of measuring stick (20) the equal fixedly connected with measuring head (21) of one end, and two measuring heads (21) are in respectively in the lateral wall inner chamber of inserting post (2), two the equal fixedly connected with mark pole (22) of one end of measuring stick (21), and two mark poles (22) are in respectively in through-hole (7), two measure futilely (20) respectively with insert post (2) sliding connection, two equal fixedly connected with magnet (26) on measuring stick (20), two measuring sticks (20) are in the one side of first electromagnetic plate (31) and second electromagnetic plate (33) respectively.

10. A borehole testing apparatus according to claim 9, wherein: insert two gag lever post (23) of fixedly connected with on the inside wall of post (2), two all be equipped with spout (24) on gag lever post (23), two equal sliding connection has slider (25) in spout (24), two slider (25) respectively with the lateral wall fixed connection of measuring stick (20), two measuring stick (20) respectively with two gag lever post (23) sliding connection.