CN208567756U - A kind of hole perpendicularity detection instrument - Google Patents
A kind of hole perpendicularity detection instrument Download PDFInfo
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- CN208567756U CN208567756U CN201821203456.8U CN201821203456U CN208567756U CN 208567756 U CN208567756 U CN 208567756U CN 201821203456 U CN201821203456 U CN 201821203456U CN 208567756 U CN208567756 U CN 208567756U
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- hole
- pin shaft
- handle
- domestic
- shoulder
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Abstract
The utility model discloses a kind of hole perpendicularity detection instruments, including handle, bushing pin shaft, shoulder and electro-optical display device, the shoulder center is provided with a through-hole, through-hole upper surface is connect with handle one end, through-hole lower surface is provided with bushing pin shaft, bushing pin shaft includes pin shaft shell, handle and pin shaft interior of shell is hollow is connected to form channel with through-hole, the side of pin shaft shell is provided with mounting hole, steel ball is provided in mounting hole, it is provided in pin shaft shell domestic, extend handle top in domestic top, domestic side is provided with groove compatible with steel ball, it is provided in handle and cooperates the domestic spring to stretch in channel, shoulder, which is additionally provided with, marks graduated toothed disc and the rack chain with toothed disc cooperation, rack gear chain end is provided with frustum, rack chain and toothed disc outer surface are equipped with insulating coating.The utility model solves the problems, such as that traditional measurement tool measurement inaccuracy, measurement error are big and easy to use, improves work efficiency.
Description
Technical field
The utility model belongs to measurement appliance technology, and in particular to a kind of hole perpendicularity detection instrument.
Background technique
At present in machining, there are problems that effectively detecting the verticality in machined hole.Hole is hung down at this stage
The detection directly spent mainly passes through shouldered pin and inserts in the hole, the gap H between bottom surface and aperture by detecting pin shoulder,
In conjunction with the radius R of shouldered pin, the perpendicularity deviation value a to portal, but the detection are being calculated by trigonometric function tag (a)=H/R
As a result there is measurement inaccuracy, the big disadvantage of measurement error.
If number of patent application is CN201620035147.9, publication date is on August 17th, 2016, and patent name is " deep hole
The utility model patent of verticality measurement device ", technical solution are as follows: including mandrel compatible with the deep hole, and with institute
State the square and measuring scale that mandrel is used cooperatively；The mandrel includes the auxiliary section compatible with the deep hole being sequentially connected
With the measurement portion concentric with the auxiliary section, the measurement portion is higher by the datum plane of the deep hole；The first of the square
Right-angle side abuts the datum plane；Second right-angle side of the square resists the measurement close to its square position end
The outer circumference surface in portion；The measuring scale is arranged between the other end and the measurement portion of second right-angle side, the measurement
Ruler is clearance gauge.The ratio of the second right-angle side of maximal clearance value and square between measuring scale the second right-angle side measured and measurement portion
Value is the verticality of the deep hole and its datum plane.Though above-mentioned patent has structure simple, cost of manufacture is cheap, and measurement is convenient
The advantages that, but still measured using clearance gauge, when use not can guarantee measuring device and be bonded completely with hole wall, it will cause to survey
Amount inaccuracy, the big problem of measurement error.
Summary of the invention
In order to overcome above-mentioned problems of the prior art and defect, it is quasi- that the utility model is intended to provide a kind of measurement
Really, measurement error is small, detection instrument easy to use and can rapidly and efficiently detecting hole perpendicularity.
In order to realize that above-mentioned purpose of utility model, the technical solution of the utility model are as follows:
A kind of hole perpendicularity detection instrument, including handle, bushing pin shaft, shoulder and electro-optical display device, in the shoulder
Heart position is provided with a through-hole, and through-hole upper surface is connect with handle one end, and through-hole lower surface is provided with bushing pin shaft, the bushing
Pin shaft includes pin shaft shell, handle and pin shaft interior of shell is hollow is connected to form channel with through-hole, the side setting of pin shaft shell
There is mounting hole, steel ball is provided in mounting hole, be provided with domestic in pin shaft shell, handle top is extended on domestic top, domestic
Side is provided with groove compatible with steel ball, is provided in handle and cooperates the domestic spring to stretch in channel, the shoulder
Be additionally provided with and mark graduated toothed disc and the rack chain with toothed disc cooperation, rack gear chain end is provided with frustum, rack chain and
Toothed disc outer surface is equipped with insulating coating.
Preferably, the electro-optical display device includes the LED light that shoulder side is arranged in, power supply and mating route, power supply
A pole be wired to LED light, another pole of power supply is connect by conducting wire with shoulder, and another pole of LED light, which passes through, leads
Line is connect with frustum.
Preferably, the installation bore dia is less than diameter of the steel ball.
Preferably, the handle other end is provided with hanging ring hole, and hanging ring is provided with hanging ring in hole.
The utility model has the beneficial effects that
1, the utility model can guarantee the detection instrument phase firm with the hole wall of measured hole by the cooperation of internal mechanism
Fitting, improves accuracy of measurement, reduces error.
2, the utility model by lamp is bright or lamp put out determining shoulder and rack chain bottom frustum whether touch simultaneously by
The vent surface of gaging hole, then by reading the scale value being overlapped on toothed disc dial plate with reference line, can be detected out measured hole
Perpendicularity deviation value, measurement result is accurate, and measurement error is small, can detect rapidly and efficiently and intuitively the verticality portalled.
3, one end of the utility model handle is provided with hanging ring hole, has hanging ring in hanging ring hole, leads to tool after the completion of use
It crosses hanging ring to hang up, facilitates the storage and arrangement of tool.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model schematic side view；
Fig. 3 is the utility model section structural schematic diagram；
Fig. 4 is utility model works theory structure schematic diagram；
In attached drawing:
1, handle；2, bushing pin shaft；3, shoulder；4, electro-optical display device；
11, spring；12, hanging ring hole；21, pin shaft shell；22, domestic；31, through-hole；32, toothed disc；33, rack chain；41,
LED light；
211, mounting hole；212, steel ball；221, groove；331, frustum.
Specific embodiment
The utility model is described in further detail below with reference to embodiment, but the embodiments of the present invention is not
It is limited to this.
Embodiment 1
A kind of hole perpendicularity detection instrument, including handle 1, bushing pin shaft 2, shoulder 3 and electro-optical display device 4, the shoulder
3 center of platform is provided with a through-hole 31, and 31 upper surface of through-hole is connect with 1 one end of handle, and 31 lower surface of through-hole is provided with bushing
Pin shaft 2, the bushing pin shaft 2 include pin shaft shell 21, and it is logical that handle 1 and 21 inner hollow of pin shaft shell are connected to formation with through-hole 31
Road, the side of pin shaft shell 21 are provided with mounting hole 211, and steel ball 212, setting in pin shaft shell 21 are provided in mounting hole 211
Having domestic 22,1 top of handle is extended on domestic 22 top, and domestic 22 side is provided with groove 221 compatible with steel ball 212,
The spring 11 that cooperation domestic 22 is stretched in channel is provided in handle 1, the shoulder 3 is additionally provided with the graduated toothed disc of mark
32 and with toothed disc 32 cooperate rack chain 33,33 end of rack chain is provided with frustum 331,32 appearance of rack chain 33 and toothed disc
Face is equipped with insulating coating.
Embodiment 2
A kind of hole perpendicularity detection instrument, including handle 1, bushing pin shaft 2, shoulder 3 and electro-optical display device 4, the shoulder
3 center of platform is provided with a through-hole 31, and 31 upper surface of through-hole is connect with 1 one end of handle, and 31 lower surface of through-hole is provided with bushing
Pin shaft 2, the bushing pin shaft 2 include pin shaft shell 21, and it is logical that handle 1 and 21 inner hollow of pin shaft shell are connected to formation with through-hole 31
Road, the side of pin shaft shell 21 are provided with mounting hole 211, and steel ball 212, setting in pin shaft shell 21 are provided in mounting hole 211
Having domestic 22,1 top of handle is extended on domestic 22 top, and domestic 22 side is provided with groove 221 compatible with steel ball 212,
The spring 11 that cooperation domestic 22 is stretched in channel is provided in handle 1, the shoulder 3 is additionally provided with the graduated toothed disc of mark
32 and with toothed disc 32 cooperate rack chain 33,33 end of rack chain is provided with frustum 331,32 appearance of rack chain 33 and toothed disc
Face is equipped with insulating coating.
The electro-optical display device 4 includes LED light (41), power supply and mating route of the setting in shoulder (3) side, power supply
A pole be wired to LED light 41, another pole of power supply is connect by conducting wire with shoulder 3, and the another of LED light 41 is extremely led to
Conducting wire is crossed to connect with frustum 331.
Embodiment 3
A kind of hole perpendicularity detection instrument, including handle 1, bushing pin shaft 2, shoulder 3 and electro-optical display device 4, the shoulder
3 center of platform is provided with a through-hole 31, and 31 upper surface of through-hole is connect with 1 one end of handle, and 31 lower surface of through-hole is provided with bushing
Pin shaft 2, the bushing pin shaft 2 include pin shaft shell 21, and it is logical that handle 1 and 21 inner hollow of pin shaft shell are connected to formation with through-hole 31
Road, the side of pin shaft shell 21 are provided with mounting hole 211, and steel ball 212, setting in pin shaft shell 21 are provided in mounting hole 211
Having domestic 22,1 top of handle is extended on domestic 22 top, and domestic 22 side is provided with groove 221 compatible with steel ball 212,
The spring 11 that cooperation domestic 22 is stretched in channel is provided in handle 1, the shoulder 3 is additionally provided with the graduated toothed disc of mark
32 and with toothed disc 32 cooperate rack chain 33,33 end of rack chain is provided with frustum 331,32 appearance of rack chain 33 and toothed disc
Face is equipped with insulating coating.
LED light 41, power supply and mating route of the electro-optical display device 4 including 3 side of shoulder is arranged in, the one of power supply
Pole is wired to LED light 41, and another pole of power supply is connect by conducting wire with shoulder 3, and another pole of LED light 41 is by leading
Line is connect with frustum 331.
211 diameter of mounting hole is less than 212 diameter of steel ball.
1 other end of handle is provided with hanging ring hole 12, is provided with hanging ring in hanging ring hole 12.
The utility model concrete operating principle and process are as follows:
When utility model works, domestic 22 are firmly pressed down on, 11 sets of spring in handle 1 cooperate on domestic 22
It stretches in channel, and domestic 22 side is additionally provided with groove 221 compatible with steel ball, and steel ball 212 contracts under pressing state
Enter in groove 221, pin shaft shell 21 is put into measured hole, and makes anodontia 32 1 side bottom of wheel disc of shoulder 3 and measured hole aperture
Plane unloads the external force being applied on domestic 22, makes domestic 22 to recoil to initial bit by the spring 11 in handle 1 to contact
It sets, steel ball 212 is ejected, pin shaft shell 21 is bonded without steel ball side with measured hole hole wall completely, turning gear wheel disc 32, keeps it logical
Cross internal gear rack gear mechanism cooperative movement, drive rack chain 33 pump make the frustum 331 of 33 end of rack chain with
Measured hole spot face to contact, the frustum 331 of 3 anodontia wheel disc side bottom of shoulder and 33 end of rack chain simultaneously with it is tested
When hole spot face contacts, the power supply of electric energy is provided for lamp and conducting wire forming circuit, energization lightening LED lamp 41 read warp this moment
The scale being overlapped on graduated toothed disc 32 with reference line is marked after calculating, can accurately detect the perpendicularity deviation in current hole
Value.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within
Within the protection scope of the utility model.
Claims (4)
1. a kind of hole perpendicularity detection instrument, including handle (1), bushing pin shaft (2), shoulder (3) and electro-optical display device (4),
It is characterized by: shoulder (3) center is provided with a through-hole (31), through-hole (31) upper surface and handle (1) one end connect
Connect, through-hole (31) lower surface is provided with bushing pin shaft (2), and the bushing pin shaft (2) includes pin shaft shell (21), handle (1) and
Pin shaft shell (21) inner hollow is connected to form channel with through-hole (31), and the side of pin shaft shell (21) is provided with mounting hole
(211), it is provided with steel ball (212) in mounting hole (211), is additionally provided with domestic (22) in pin shaft shell (21), domestic (22) top
End is extended at the top of handle (1), and domestic (22) side is provided with and steel ball (212) compatible groove (221), in handle (1)
It is provided with the spring (11) for cooperating domestic (22) to stretch in channel, the shoulder (3) is additionally provided with the graduated toothed disc of mark
(32) with the rack chain (33) with toothed disc (32) cooperation, rack chain (33) end is provided with frustum (331), rack chain (33) and
Toothed disc (32) outer surface is equipped with insulating coating.
2. a kind of hole perpendicularity detection instrument according to claim 1, it is characterised in that: the electro-optical display device (4)
Including LED light (41), power supply and mating route in shoulder (3) side is arranged, a pole of power supply is wired to LED light
(41), another pole of power supply is connect by conducting wire with shoulder (3), and another pole of LED light (41) is connected by conducting wire and frustum (331)
It connects.
3. a kind of hole perpendicularity detection instrument according to claim 1, it is characterised in that: mounting hole (211) diameter
Less than steel ball (212) diameter.
4. a kind of hole perpendicularity detection instrument according to claim 1, it is characterised in that: handle (1) other end is opened
Have hanging ring hole (12), is provided with hanging ring in hanging ring hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821203456.8U CN208567756U (en) | 2018-07-27 | 2018-07-27 | A kind of hole perpendicularity detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821203456.8U CN208567756U (en) | 2018-07-27 | 2018-07-27 | A kind of hole perpendicularity detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208567756U true CN208567756U (en) | 2019-03-01 |
Family
ID=65448409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821203456.8U Active CN208567756U (en) | 2018-07-27 | 2018-07-27 | A kind of hole perpendicularity detection instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN208567756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357989A (en) * | 2021-04-25 | 2021-09-07 | 东风佛吉亚排气控制技术有限公司 | Welding perpendicularity gauge |
-
2018
- 2018-07-27 CN CN201821203456.8U patent/CN208567756U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357989A (en) * | 2021-04-25 | 2021-09-07 | 东风佛吉亚排气控制技术有限公司 | Welding perpendicularity gauge |
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