CN109557589A - A kind of thread measurement apparatus based on contact alarm - Google Patents
A kind of thread measurement apparatus based on contact alarm Download PDFInfo
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- CN109557589A CN109557589A CN201910047964.4A CN201910047964A CN109557589A CN 109557589 A CN109557589 A CN 109557589A CN 201910047964 A CN201910047964 A CN 201910047964A CN 109557589 A CN109557589 A CN 109557589A
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- contact
- block
- detection
- measurement apparatus
- thread measurement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The present invention relates to a kind of thread measurement apparatus based on contact alarm, including power supply, the attention device and bottom plate that are electrically connected to a power source；Contact fixed block is provided on bottom plate；One side surface of contact fixed block is provided with the first contact being electrically connected to a power source, and the second contact being electrically connected with attention device；It is additionally provided with the detection bolt of active conductive block for being connected to the first contact and the second contact, Compressive activities conducting block on bottom plate, and by the first return unit of active conductive block reset；This thread measurement apparatus passes through the conducting and disconnection of detection circuit, can quickly know whether product is qualified, and detection accuracy is high；It is easy to use, at low cost simultaneously.
Description
Technical field
The present invention relates to thread measurement technical fields, examine more specifically to a kind of screw thread based on contact alarm
Survey apparatus.
Background technique
Many plastic cement products are all reserved with corresponding nut, to meet the installation requirements of user.Before injection molding, production
Personnel can be put into nut, and nut can be embedded on plastic cement products by the process of injection molding.However it is put due to often there is leakage
The case where nut or nut hole plug, will lead to plastic cement products does not have internal screw thread or internal screw thread to have damage, and is carrying out screw thread quality inspection
When, the mode of infrared detection or artificial detection is mostly used, both of which is difficult to be used for quickly detecting the full section screw thread of nut,
Detection accuracy is not also high.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing a kind of based on contact
The thread measurement apparatus of alarm.
The technical solution adopted by the present invention to solve the technical problems is:
Construct a kind of thread measurement apparatus based on contact alarm, wherein including power supply, with the power electric connection
Attention device and bottom plate；Contact fixed block is provided on the bottom plate；One side surface of the contact fixed block is provided with and institute
State the first contact of power electric connection, and the second contact being electrically connected with the attention device；It is additionally provided with and is used on the bottom plate
It is connected to the active conductive block of first contact and second contact, squeezes the detection bolt of the active conductive block, and
By the first return unit of the active conductive block reset.
Preferably, detection block is provided on the bottom plate；The contact fixed block is provided in the detection block.
Preferably, it is additionally provided with the second return unit of the fixed block reset in the contact in the detection block.
Preferably, adjacent with the surface for being provided with first contact and second contact on the contact fixed block
One group of opposite flank, fitting corresponding with one group of opposite inner face of the detection block.
Preferably, the inner space of the detection block is round rectangle.
Preferably, the pressing plate for preventing the contact fixed block evagination is provided in the detection block；The following table of the pressing plate
Face is bonded with the upper surface of the contact fixed block；First contact and second the contact not following table with the pressing plate
Face contact.
Preferably, the inner surface of the detection block is provided with mounting hole corresponding with the active conductive block, and with it is described
The corresponding mounting groove of first return unit；The mounting hole is connected to the outer surface of the detection block.
Preferably, the active conductive block is T-type；The active conductive block includes being connected to first contact and described the
The traversing section of two contacts, and the longitudinal sections being fixedly connected with the traversing section；First return unit is described in the connection of both ends
First spring of traversing section and the detection block；Second return unit is that both ends connect the detection block and the contact is fixed
The second spring of block.
Preferably, the detection block be rectangle, and be located at same diagonal line on two corners be provided with bolt and with
Corresponding first threaded hole of the bolt；The bottom plate is provided with the second threaded hole corresponding with the bolt.
Preferably, the attention device includes loudspeaker and counter.
The beneficial effects of the present invention are: carry out thread measurement when, if having nut on product and screw thread be it is intact,
When then will test bolt screw-in nut, detection bolt can be continuously advanced to squeeze pushing tow active conductive block, so that active conductive
Block is contacted with the first contact, the second contact, so that circuit is connected, attention device issues corresponding alarm signal, prompts work people
Member's product is qualified product.Conversely, quality inspection personnel can not find corresponding screw-in for detection bolt if not having nut on product
Thus position can determine whether that product is unqualified.If have nut on product and screw thread be it is incomplete, with detection bolt screw in nut when
It can not be completely screwed into, the forward travel distance for detecting bolt and active conductive block is too small, and active conductive block can not be with the first contact, second
Contact contact, circuit is still in off-state, so that alarm signal will not be issued, thus can determine whether that product is unqualified.Therefore,
This thread measurement apparatus can quickly know whether product is qualified by the conducting and disconnection of control detection circuit, and detection is accurate
Property it is high；It is easy to use, at low cost simultaneously.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below in conjunction with attached drawing and reality
Applying example, the invention will be further described, and the accompanying drawings in the following description is only section Example of the invention, for this field
For those of ordinary skill, without creative efforts, it can also be obtained according to these attached drawings other accompanying drawings:
Fig. 1 is the injecting products that need to carry out thread measurement (A pointed location is nut location)；
Fig. 2 is a kind of structural schematic diagram of thread measurement apparatus based on contact alarm of present pre-ferred embodiments；
Fig. 3 is enlarged drawing at B in Fig. 2.
Specific embodiment
In order to keep the purposes, technical schemes and advantages of the embodiment of the present invention clearer, implement below in conjunction with the present invention
Technical solution in example carries out clear, complete description, it is clear that and described embodiment is section Example of the invention, and
It is not all of embodiment.Based on the embodiment of the present invention, those of ordinary skill in the art are not before making the creative labor
Every other embodiment obtained is put, protection scope of the present invention is belonged to.
Present pre-ferred embodiments it is a kind of based on contact alarm thread measurement apparatus as shown in Figure 1, simultaneously refering to
Fig. 2 to Fig. 3；Including power supply (not shown), the attention device being electrically connected to a power source 11 and bottom plate 12；It is arranged on bottom plate 12
There is contact fixed block 13；One side surface of contact fixed block 13 is provided with the first contact 14 being electrically connected to a power source, and with warning
The second contact 15 that device 11 is electrically connected；The activity for being connected to the first contact 14 and the second contact 15 is additionally provided on bottom plate 12 to lead
The detection bolt 17 of electric block 16, Compressive activities conducting block 16, and the first return unit 18 that active conductive block 16 is resetted carry out
When thread measurement, if having nut on product and screw thread be it is intact, will test bolt 17 screw in nut when, detect bolt
17 can be continuously advanced to squeeze pushing tow active conductive block 16, so that active conductive block 16 and the first contact 14, the second contact 15
Contact, so that circuit is connected, attention device 11 issues corresponding alarm signal, and prompting staff's product is qualified product.Instead
It, if not having nut on product, quality inspection personnel can not find corresponding screw-in position for detection bolt 17, thus can determine whether
Product is unqualified.If have nut on product and screw thread be it is incomplete, with detection bolt 17 screw in nut when can not be completely screwed into, examine
The forward travel distance for surveying bolt 17 and active conductive block 16 is too small, and active conductive block 16 can not be with the first contact 14, the second contact 15
Contact, circuit is still in off-state, so that alarm signal will not be issued, thus can determine whether that product is unqualified.Therefore, this spiral shell
Line detects apparatus by the conducting and disconnection of control detection circuit, can quickly know whether product is qualified, and detection accuracy is high；
It is easy to use, at low cost simultaneously.
As shown in Fig. 2, being provided with detection block 19 on bottom plate 12；It is provided with contact fixed block 13 in detection block 19, will test
When bolt 17 screws in the nut on product, product stress, which has, retreats mobile trend, and raised detection block 19 has resisted product,
To prevent it from moving during detection.
As shown in Fig. 2, the second return unit 110 for resetting contact fixed block 13 is additionally provided in detection block 19, in circuit
When conducting, the second return unit 110 provides the compression being pressed on the first contact 14, the second contact 15 on active conductive block 16
Power, so that contact and the contact effect of active conductive block 16 are more preferable, it is ensured that ON operation can be completed, product qualification occurs
Alarm signal.
As shown in Figures 2 and 3, adjacent with the surface for being provided with the first contact 14 and the second contact 15 on contact fixed block 13
One group of opposite flank, fitting corresponding with one group of opposite inner face of detection block 19 is then squeezed power in contact fixed block 13
When retreating or resetting forward under the drive of the second return unit 110, contact fixed block 13 can move always along detection block 19, no
Can be twisted, guide effect is good, at low cost without increasing additional guiding mechanism.
As shown in Fig. 2, the inner space of detection block 19 is round rectangle, when contact fixed block 13 is along in detection block 19
When planar movement is to negative camber, since passage space becomes smaller, contact fixed block 13 can not continue to move ahead, so that the position can be parked in
It sets and active conductive block 16 is waited to be connected, therefore inner space is arranged to round rectangle, be not only able to satisfy guiding demand, but also energy
Meet limit demand, it is at low cost, effect is good without increasing additional guiding mechanism and position-limit mechanism；Simultaneously as there is introversion
The limit in face mentions even if contact fixed block 13 is also to be parked in identical position using the second return unit 110 of different reset forces
High applicability.
As shown in Fig. 2, being provided with the pressing plate 111 for preventing 13 evagination of contact fixed block in detection block 19；The following table of pressing plate 111
Face is bonded with the upper surface of contact fixed block 13, when the second return unit 110 is resetted with movable contact fixed block 13, contact fixed block
13 can generate certain impact force to negative camber, therefore there is the trend popped up outward, can prevent from touching by the way that pressing plate 111 is arranged
Point 13 evagination of fixed block, keeps its movement more controllable, orderly；First contact 14 and the second contact 15 are not and under pressing plate 111
Surface contact, so that first contact 14, the second contact 15 will not be anti-with pressing plate 111 during contact fixed block 13 is movable
Multiple friction, there is longer service life.
As shown in Figures 2 and 3, the inner surface of detection block 19 is provided with mounting hole 180 corresponding with active conductive block 16, and
Mounting groove 181 corresponding with the first return unit 18；Mounting hole 180 is connected to the outer surface of detection block 19, convenient for quality inspection personnel from
Detection bolt 17 is screwed in outside detection block 19, simultaneously because the main part of active conductive block 16 is in detection block 19, tail end is from peace
Dress hole 180 is protruding, and the nut that can be suitable for different spiral shell diameters detects.Specifically, when the spiral shell diameter of nut is larger, then accordingly
17 body of rod of detection bolt it is thicker, at this time since active conductive block 16 has outwardly directed tail end, then detect bolt 17 and do not stretching
In the case where entering mounting hole 180, it can also squeeze and push active conductive block 16, to connect circuit；When the spiral shell diameter of nut is smaller
When, then detection 17 body of rod of bolt is thinner accordingly, and quality inspection personnel can continue turn detection bolt 17 until it protrudes into mounting hole
180, therefore this detection apparatus has good applicability.
As shown in figure 3, active conductive block 16 is T-type；Active conductive block 16 includes the first contact 14 of connection and the second contact
15 traversing section 112, and the longitudinal sections 113 being fixedly connected with traversing section 112；First return unit 18 is that both ends connect traversing section
112 and detection block 19 the first spring；Second return unit 110 is the second bullet of both ends connecting detection frame 19 and contact fixed block 13
Spring is easily installed and at low cost using spring as return unit.
As shown in Fig. 2, detection block 19 is rectangle, and two corners being located on same diagonal line are provided with bolt 114
Corresponding first threaded hole with bolt 114；Bottom plate 12 is provided with the second threaded hole corresponding with bolt, is by locking at two
The positioning of achievable detection block 19, fixed work more save manpower compared with previous quadrangle locking.
As shown in Fig. 2, attention device 11 includes loudspeaker 115 and counter 116, when circuit conducting, loudspeaker 115 can issue sound
For sound from acoustically reminding quality inspection personnel product qualified, counter 116 can then add 1 automatically, record the quantity of qualified product, visually
It reminds quality inspection personnel product qualified, the prompt of testing result is thus carried out in terms of two, prompt effect good；Carrying out batch simultaneously
When detection, quality inspection personnel is not necessarily to artificial counting, can carry out qualification rate meter by the qualified products number that observation counter 116 is shown
It calculates, it is time saving and energy saving, high-efficient.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of thread measurement apparatus based on contact alarm, which is characterized in that including power supply, with the power electric connection
Attention device and bottom plate；Contact fixed block is provided on the bottom plate；One side surface of the contact fixed block is provided with and institute
State the first contact of power electric connection, and the second contact being electrically connected with the attention device；It is additionally provided with and is used on the bottom plate
It is connected to the active conductive block of first contact and second contact, squeezes the detection bolt of the active conductive block, and
By the first return unit of the active conductive block reset.
2. thread measurement apparatus according to claim 1, which is characterized in that be provided with detection block on the bottom plate；It is described
The contact fixed block is provided in detection block.
3. thread measurement apparatus according to claim 2, which is characterized in that be additionally provided in the detection block by the touching
Second return unit of the fixed block reset of point.
4. thread measurement apparatus according to claim 3, which is characterized in that on the contact fixed block and be provided with described
One group of adjacent opposite flank of the surface of first contact and second contact, one group of opposite inner face with the detection block
Corresponding fitting.
5. thread measurement apparatus according to claim 4, which is characterized in that the inner space of the detection block is fillet square
Shape.
6. thread measurement apparatus according to claim 5, which is characterized in that being provided in the detection block prevents the touching
The pressing plate of point fixed block evagination；The lower surface of the pressing plate is bonded with the upper surface of the contact fixed block；First contact
With second contact not with the following table face contact of the pressing plate.
7. thread measurement apparatus according to claim 3, which is characterized in that the inner surface of the detection block is provided with and institute
State the corresponding mounting hole of active conductive block, and mounting groove corresponding with first return unit；The mounting hole and the detection
The outer surface of frame is connected to.
8. thread measurement apparatus according to claim 7, which is characterized in that the active conductive block is T-type；The activity
Conducting block includes the traversing section for being connected to first contact and second contact, and is fixedly connected with the traversing section vertical
To section；First return unit is the first spring that both ends connect the traversing section and the detection block；Second return unit
The second spring of the detection block and the contact fixed block is connected for both ends.
9. thread measurement apparatus according to claim 2, which is characterized in that the detection block is rectangle, and is located at same
Two corners on diagonal line are provided with bolt and the first threaded hole corresponding with the bolt；The bottom plate is provided with and institute
State corresponding second threaded hole of bolt.
10. thread measurement apparatus according to claim 1, which is characterized in that the attention device includes loudspeaker and counter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910047964.4A CN109557589A (en) | 2019-01-18 | 2019-01-18 | A kind of thread measurement apparatus based on contact alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910047964.4A CN109557589A (en) | 2019-01-18 | 2019-01-18 | A kind of thread measurement apparatus based on contact alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109557589A true CN109557589A (en) | 2019-04-02 |
Family
ID=65873175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910047964.4A Pending CN109557589A (en) | 2019-01-18 | 2019-01-18 | A kind of thread measurement apparatus based on contact alarm |
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| CN (1) | CN109557589A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498686A (en) * | 2009-02-25 | 2009-08-05 | 中国石油天然气股份有限公司 | Thread magnetism detector for drilling tool |
| CN102506660A (en) * | 2011-10-17 | 2012-06-20 | 无锡大燕电子有限公司 | Device for detecting threads of rivet |
| CN104851246A (en) * | 2015-05-26 | 2015-08-19 | 重庆大学 | Device used to monitor bolt fracture or looseness |
| CN207379476U (en) * | 2017-11-22 | 2018-05-18 | 成都小钥匙科技有限公司 | Lead to the contact energized limiting device of only detection device by formula screw thread |
| CN108227034A (en) * | 2018-01-30 | 2018-06-29 | 创意塑胶工业（苏州）有限公司 | nut detection device |
-
2019
- 2019-01-18 CN CN201910047964.4A patent/CN109557589A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498686A (en) * | 2009-02-25 | 2009-08-05 | 中国石油天然气股份有限公司 | Thread magnetism detector for drilling tool |
| CN102506660A (en) * | 2011-10-17 | 2012-06-20 | 无锡大燕电子有限公司 | Device for detecting threads of rivet |
| CN104851246A (en) * | 2015-05-26 | 2015-08-19 | 重庆大学 | Device used to monitor bolt fracture or looseness |
| CN207379476U (en) * | 2017-11-22 | 2018-05-18 | 成都小钥匙科技有限公司 | Lead to the contact energized limiting device of only detection device by formula screw thread |
| CN108227034A (en) * | 2018-01-30 | 2018-06-29 | 创意塑胶工业（苏州）有限公司 | nut detection device |
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Application publication date: 20190402 |