CN208527363U - A kind of device of automatic detection nut inner thread - Google Patents
A kind of device of automatic detection nut inner thread Download PDFInfo
- Publication number
- CN208527363U CN208527363U CN201820749557.9U CN201820749557U CN208527363U CN 208527363 U CN208527363 U CN 208527363U CN 201820749557 U CN201820749557 U CN 201820749557U CN 208527363 U CN208527363 U CN 208527363U
- Authority
- CN
- China
- Prior art keywords
- nut
- runner
- drift
- detection
- guide rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a kind of device of automatic detection nut inner thread, the detection components including the internal screw thread for detecting nut and the Power Component for driving nut rotation to pass through detection components；Detection components include tooth rule, and tooth rule include drift；Power Component includes at least two runners for driving nut to rotate and then moving along drift, the periphery of each runner has the friction drive surface mutually abutted for the peripheral surface with nut, axially cutting is formed with the section being separated from each other for the peripheral surface with nut for the outer periphery of each runner, and the section of each runner is formed with gap simultaneously towards nut and when the section is towards nut between the peripheral surface of nut.The device of the automatic detection nut inner thread of the utility model reduces the process reversely back-outed relative to traditional-handwork, to improve efficiency, abrasion of the nut to detection tooth rule is effectively reduced, and is detected for the entire internal screw thread of nut, more comprehensively than optical detection.
Description
Technical field
The utility model relates to the technical fields of nut detection, more specifically to spiral shell in a kind of automatic detection nut
The device of line.
Background technique
At present to there are two types of the detection universal methods of nut inner thread: one is using corresponding standard tooth rule drift and
No-go gage is manually advised with standard tooth and is cooperated with nut inner thread, if the drift of standard tooth rule can pass through nut completely
The no-go gage of internal screw thread, standard tooth rule not can enter nut inner thread, then illustrates that the nut inner thread is qualified product, if in nut
As long as screw thread has any one condition invalid in two above condition, illustrate that the nut inner thread is rejected product；It is another
Kind is directly to measure relevant parameter (screw pitch, tooth form angle, the Major Diam, spiral shell of nut inner thread using optical detective technology
Line central diameter, diameter of thread), then measured value is compared with the standard value of screw thread by software, if measured value is in thread standard
It is then qualified product within tolerance；If measured value is except thread standard tolerance, for rejected product.
Traditional-handwork has following defect using the method for standard tooth rule detection: using in the drift detection screw thread of standard tooth rule
When screw thread, first by tooth drift all from nut inner thread rotate perforation, then opposite direction rotation by tooth drift out of nut spiral shell
Line is back-outed, i.e., no matter the internal screw thread of nut whether qualification requires reversely to back-out from tooth drift, this mode working efficiency is low, right
The quick abrasion of tooth rule.
Using optical detection nut inner thread be at present it is more advanced by the way of, but this mode have significant limitation and
Incomprehensive, optical detection nut inner thread can only extract nut inner thread and detect by the tooth line of proximal end face, be only able to detect whole
A internal screw thread small part therein；Optical detection internal screw thread is the principle of reflection using light, more demanding to thread surface material,
Detection accuracy is influenced very big by the reflective condition of thread surface.
Utility model content
The purpose of this utility model is to provide a kind of devices of automatic detection nut inner thread, solve in the prior art
Internal screw thread detection efficiency is low, detects incomplete problem.
The utility model technical scheme applied to solve the technical problem is: a kind of dress of automatic detection nut inner thread
It sets, the detection components including the internal screw thread for detecting nut and the power for driving nut rotation to pass through the detection components
Component；The detection components include tooth rule, and the tooth rule include drift；The Power Component include for drive nut rotate into
And at least two runners moved along the drift, the periphery of each runner have for the peripheral surface phase with nut
The friction drive surface mutually abutted, axially cutting is formed with for mutual with the peripheral surface of nut the outer periphery of each runner
Isolated section, the section of each runner simultaneously towards nut and when the section is towards nut and nut it is outer
Gap is formed between perimeter surface.
In the device of the utility model, the Power Component further includes for driving each runner equidirectional synchronized
The transmission mechanism of rotation and the driver of offer driving force.
In the device of the utility model, the transmission mechanism includes the synchronizing wheel of connection corresponding with each runner
And it is set in the synchronous belt in each synchronizing wheel, one of synchronizing wheel is connected with the driver.
In the device of the utility model, the runner friction-driven is made by tension spring between two adjacent runners
It is closely abutted between face and nut.
In the device of the utility model, it is provided with below each runner for the runner because rotation is occurred
The return springs that reset of mobile realization, be provided with for avoiding the runner from excessively resetting above each runner
Positioning plate.
In the device of the utility model, the return springs are spring or elastic slice.
In the device of the utility model, tooth rule further include axially protruding out the use to be formed in a lateral edge of the drift
In the first guide rod for importing nut to be detected and the other side of the drift protruded out along axial direction to be formed for exporting
Second guide rod of the qualified nut by the drift after detection.
In the device of the utility model, the tooth rule are alternately gripped by least two finger cylinders, Mei Yisuo
The clamping jaw for stating finger cylinder is clamped in respectively on second guide rod and/or first guide rod.
In the device of the utility model, the quantity of the finger cylinder is two and the clamping jaw point of two finger cylinders
It is not clamped on second guide rod.
In the device of the utility model, the clamping jaw has for accepting the qualification by the drift after detecting
The continuing surface of nut.
The device for implementing the automatic detection nut inner thread of the utility model, has the advantages that the utility model
Automatic detection nut inner thread device when detecting nut inner thread, nut from detection tooth advise upper end into, brought out from down,
Once passing through, nut does not have to reversely back-out from detection tooth rule, the process reversely back-outed is reduced relative to traditional-handwork, thus
Efficiency is improved, abrasion of the nut to detection tooth rule is effectively reduced；The dress of the automatic detection nut inner thread of the utility model
It sets and is suitable for various nut materials, it is wider relative to optical detection applicability, and examined for the entire internal screw thread of nut
It surveys, more comprehensively than optical detection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the device of the automatic detection nut inner thread of the utility model；
Fig. 2 is the partial enlarged view of the device of the automatic detection nut inner thread of the utility model in Fig. 1.
Specific embodiment
With reference to the accompanying drawings and examples, to the structure and work of the device of the automatic detection nut inner thread of the utility model
It is described further with principle:
As shown in Figure 1, the utility model relates to a kind of devices of automatic detection nut inner thread comprising for detecting spiral shell
Detection components of the internal screw thread of mother 100 and for driving the rotation of nut 100 to pass through the Power Components of detection components.
As shown in Figure 1, detection components include tooth rule 1, tooth rule 1 include drift 11, axially protrude out in a lateral edge of drift 11
Formed for import nut 100 to be detected the first guide rod 12 and protrude out to be formed along axial direction in the other side of drift 11
For export detection after by drift 11 qualification nut 100 the second guide rod 13.Tooth rule 1 are newly-designed tooth
Rule, nut 100 to be detected is inserted in from the first guide rod 12, after passing through drift 11, is indicated that nut 100 detects qualification, is examined
Qualified nut 100 is then skidded off from the second guide rod 13 after survey.
Tooth rule 1 are alternately gripped by least two finger cylinders 2, and the clamping jaw of each finger cylinder 2 clamps respectively
On the second guide rod 13 and/or the first guide rod 12.That is, finger cylinder 2 can be clamped on the second guide rod 13,
It can also be clamped on the first guide rod 12.And the quantity at least two of finger cylinder 2, it is therefore an objective to when finger cylinder 2 clamps
It can be used alternatingly when the first guide rod 12 and/or the second guide rod 13, so that nut to be detected 100 is smoothly inserted in and makes to close
Lattice nut 100 smoothly skids off, and avoids the socket that nut 100 is hindered because of the clamping of finger cylinder 2.The quantity of finger cylinder 2
It can be more, depending on as needed.
In the present embodiment, by taking preferred embodiment as an example, the quantity of finger cylinder 2 is two, and two finger cylinders 2
Clamping jaw is clamped in respectively on the second guide rod 13, and the clamping jaw of two finger cylinders 2 has for passing through drift after accepting detection
The continuing surface of 11 qualified nut 100.What two finger cylinders 2 were located above is set as finger cylinder 21, is located below
Being set as under finger cylinder 22.After qualified nut 100 is detected by drift 11, the clamping jaw of finger cylinder 21 will be fallen in
Continuing surface on, when the nut 100 on the clamping jaw for falling in upper finger cylinder 21 is excessive, then open the clamping jaw of upper finger cylinder 21
On the continuing surface for the clamping jaw for making qualified nut 100 fall in lower finger cylinder 22, then the clamping jaw of upper finger cylinder 21 clamps again
On the second guide rod 13, the clamping jaw for then opening lower finger cylinder 22 falls qualified nut 100, is collected, so
It repeats the above steps.
It should be noted that also same when two finger cylinders 2 clamp the first guide rod 12 and the second guide rod 13 respectively
Sample is to be used alternatingly, and purpose is exactly that nut 100 can be made smoothly to be inserted in and skid off while fixed tooth rule 1.
As shown in Figs. 1-2, Power Component includes at least two for driving nut 100 to rotate and then moving along drift 11
A runner 3.The periphery of each runner 3 has the friction drive surface 31 for mutually abutting with the peripheral surface of nut 100, often
Axially cutting is formed with the section 32 for being separated from each other with the peripheral surface of nut 100, cutting to the outer periphery of one runner 3
Gap is formed between the peripheral surface of nut 100 when face 32 is towards nut 100.
In the present embodiment, the quantity of runner 3 is two, and clamps the spiral shell from the two sides of nut 100 to be detected respectively
Mother 100, the friction drive surface 31 on runner 3 are and then to detect spiral shell for driving nut 100 to be detected to rotate along drift 11
Whether the internal screw thread of mother 100 is qualified, which is the peripheral surface of runner 3, and is rubbing surface.With runner 3
Rotation, when turning to the section 32 of two runners 3 simultaneously towards nut 100, between section 32 and nut 100 formed between
Gap.It can complete to work as follows by the design: hold the nut 100 detected by the upper surface of two runners 3, when
When two runners 3 turn to section 32 simultaneously towards nut 100, nut 100 will fall within two under the effect of gravity and turn
Between wheel 3 and simultaneously positioned at the upper end of drift 11, as runner 3 continues to rotate, the friction drive surface 31 on runner 3 will be driven
The rotation of nut 100 is by drift 11, and the detection of nut 100 at this time is completed and qualification；When two runners 3 turn to section 31 again
When simultaneously towards nut 100, nut 100 can slide under the effect of gravity along the second guide rod 13, so repeat the above steps.
Power Component further includes for driving the equidirectional transmission mechanism 4 rotated at the same speed of each runner 3 and providing drive
The driver 5 of power.Transmission mechanism 4 includes the synchronizing wheel 41 of connection corresponding with each runner 3 and is set in each
Synchronous belt 42 in synchronizing wheel 41, one of synchronizing wheel 41 are connected with driver 5.Specifically, synchronizing wheel 41, which is connected to, turns
The lower section of wheel 3.Driver 5 can be motor or motor etc., the preferably motor of adjustable speed or motor etc..
The friction drive surface 31 of runner 3 is abutted closely with nut 100 by tension spring 6 between two runners 3.Specifically,
Connecting rod is protruded out in the synchronizing wheel 41 of the lower end of runner 3, tension spring 6 is connected between two connecting rods.
The lower section of each runner 3 is provided with the return springs of the mobile reset occurred for rotating runner 3
(not indicating in figure), the top of each runner 3 are provided with the positioning plate 7 for avoiding runner 3 from excessively resetting.Return springs
It can be spring or elastic slice etc..It also can be as nut 100 be to moving down during runner 3 drives nut 100 to pass through drift 11
It is dynamic, therefore after one nut 100 of every drive need that runner 3 is made to be reset to original position using return springs, and determined by positioning plate 7
Position.Specifically, the downside of synchronizing wheel 41 is arranged in return springs.
It should be noted that the synchronizing wheel 41 in the present embodiment is specifically connected to the lower section of runner 3, therefore return springs
The side that synchronizing wheel 41 deviates from runner 3 is specifically set.The link position of synchronizing wheel 41, which also can according to need to be connected to, to be turned
The top of wheel 3.
The working principle of the device of above-mentioned automatic detection nut inner thread is as follows:
A, nut 100 to be detected is inserted in the first guide rod 12, falls in the upper surface of two runners 3 and is held in the palm by upper surface
Firmly, when two runners 3 turn to section 32 simultaneously towards nut 100, nut 100 will fall within two under the effect of gravity
Between a runner 3 and simultaneously positioned at the upper end of drift 11, as runner 3 continues to rotate, the friction drive surface 31 on runner 3 will
The rotation of driving nut 100 is by drift 11, and the detection of nut 100 is completed and qualification；If nut 100 fails through drift 11, table
Show that nut 100 is unqualified, then control the reverse rotation of driver 5, runner 3 also rotates backward, and nut 100 is reversed from drift 11
Back-out；
B, for qualified nut 100, when two runners 3 turn to section 32 simultaneously towards qualified nut again
When 100, qualified nut 100 can slide under the effect of gravity along the second guide rod 13, while two runners 3 are in Flexible Reset
It is moved under the action of part at positioning plate 7；Then runner 3 repeats step A；
C, when qualified nut 100 slides on the continuing surface of the clamping jaw of upper finger cylinder 21, when falling in upper finger cylinder
When nut 100 on 21 clamping jaw is excessive, then the clamping jaw for opening upper finger cylinder 21 makes qualified nut 100 fall in lower finger gas
On the continuing surface of the clamping jaw of cylinder 22, then the clamping jaw of upper finger cylinder 21 is clamped in again on the second guide rod 13, under then opening
The clamping jaw of finger cylinder 22 falls qualified nut 100, is collected.
The device of the automatic detection nut inner thread of the utility model when detecting nut inner thread, advise from detection tooth by nut
Upper end into, bring out from down, once pass through, nut do not have to from detection tooth rule on reversely back-outs, reduce relative to traditional-handwork
The process reversely back-outed effectively reduces abrasion of the nut to detection tooth rule to improve efficiency；The utility model it is automatic
The device for detecting nut inner thread is suitable for various nut materials, wider relative to optical detection applicability, and is for nut
Entire internal screw thread detected, more comprehensively than optical detection.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
All these improvement or transformation all should belong within the protection scope of the appended claims for the utility model.
Claims (10)
1. a kind of device of automatic detection nut inner thread, which is characterized in that including the internal screw thread for detecting nut (100)
Detection components and for driving nut (100) rotation to pass through the Power Components of the detection components；The detection components include tooth
It advises (1), the tooth rule (1) include drift (11)；The Power Component includes for driving nut (100) rotation and then along institute
Drift (11) mobile at least two runners (3) are stated, the periphery of each runner (3) has for outer with nut (100)
The friction drive surface (31) that perimeter surface mutually abuts, axially cutting is formed with and is used for and spiral shell for the outer periphery of each runner (3)
The section (32) that the peripheral surface of female (100) is separated from each other, the section (32) of each runner (3) is simultaneously towards nut
(100) gap is formed between the peripheral surface of nut (100) when and the section (32) is towards nut (100).
2. the apparatus according to claim 1, which is characterized in that the Power Component further includes for driving each described turn
It takes turns (3) equidirectional transmission mechanism (4) rotated at the same speed and the driver (5) of driving force is provided.
3. the apparatus of claim 2, which is characterized in that the transmission mechanism (4) includes and each runner (3)
The synchronizing wheel (41) of corresponding connection and the synchronous belt (42) being set on each synchronizing wheel (41), it is one of synchronous
Wheel (41) is connected with the driver (5).
4. the apparatus according to claim 1, which is characterized in that pass through tension spring (6) between the runner (3) of adjacent two
Make closely to abut between the runner (3) friction drive surface (31) and nut (100).
5. the apparatus according to claim 1, which is characterized in that be provided with below each runner (3) for described
The return springs that runner (3) is resetted because rotating the mobile realization that is occurred are provided with above each runner (3) and are used for
The positioning plate (7) for avoiding the runner (3) from excessively resetting.
6. device according to claim 5, which is characterized in that the return springs are spring or elastic slice.
7. the apparatus according to claim 1, which is characterized in that the tooth rule (1) further include the one of the drift (11)
Lateral edge axially protrude out to be formed for importing the first guide rod (12) of nut to be detected (100) and in the drift (11)
The other side the of the nut (100) for export the qualification by the drift (11) after detection to be formed is protruded out along axial direction
Two guide rods (13).
8. device according to claim 7, which is characterized in that the tooth rule (1) are handed over by least two finger cylinders (2)
For gripping, the clamping jaw of each finger cylinder (2) is clamped in second guide rod (13) and/or described first respectively
On guide rod (12).
9. device according to claim 8, which is characterized in that the quantity of the finger cylinder (2) is two and this two
The clamping jaw of finger cylinder (2) is clamped in respectively on second guide rod (13).
10. device according to claim 9, which is characterized in that the clamping jaw, which has, passes through institute after detecting for accepting
State the continuing surface of the qualified nut (100) of drift (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749557.9U CN208527363U (en) | 2018-05-18 | 2018-05-18 | A kind of device of automatic detection nut inner thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749557.9U CN208527363U (en) | 2018-05-18 | 2018-05-18 | A kind of device of automatic detection nut inner thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208527363U true CN208527363U (en) | 2019-02-22 |
Family
ID=65394213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749557.9U Active CN208527363U (en) | 2018-05-18 | 2018-05-18 | A kind of device of automatic detection nut inner thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208527363U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794746A (en) * | 2019-03-14 | 2019-05-24 | 宁波长华长盛汽车零部件有限公司 | High-precision nut pitch thread returns the nut riveter of tooth detection device |
| CN109821765A (en) * | 2019-03-01 | 2019-05-31 | 刘云峰 | A kind of hex nut internal screw thread detection machine |
| CN110496793A (en) * | 2018-05-18 | 2019-11-26 | 深圳市京田精密科技有限公司 | A kind of device of automatic detection nut inner thread |
-
2018
- 2018-05-18 CN CN201820749557.9U patent/CN208527363U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496793A (en) * | 2018-05-18 | 2019-11-26 | 深圳市京田精密科技有限公司 | A kind of device of automatic detection nut inner thread |
| CN110496793B (en) * | 2018-05-18 | 2024-09-24 | 深圳市京田精密科技有限公司 | Device for automatically detecting internal threads of nut |
| CN109821765A (en) * | 2019-03-01 | 2019-05-31 | 刘云峰 | A kind of hex nut internal screw thread detection machine |
| CN109794746A (en) * | 2019-03-14 | 2019-05-24 | 宁波长华长盛汽车零部件有限公司 | High-precision nut pitch thread returns the nut riveter of tooth detection device |
| CN109794746B (en) * | 2019-03-14 | 2024-04-02 | 宁波长华长盛汽车零部件有限公司 | Nut riveting machine of high-precision nut tooth line tooth return detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208527363U (en) | A kind of device of automatic detection nut inner thread | |
| WO2016086332A1 (en) | Screw detection machine | |
| CN105783633A (en) | Testing device for key dimension of automotive hub shaft | |
| CN206146642U (en) | Bearing detection device | |
| CN106840080B (en) | 3, space plane calibration manipulator and resetting are from checking method and calibration method | |
| CN209193191U (en) | The tension detecting apparatus of special adhesive tape | |
| CN210268571U (en) | Detection equipment for circular runout of shaft parts | |
| CN105865358A (en) | Image detector and method of using image detector to detect connector | |
| CN106313074A (en) | Visual guidance robot automatic thread detection system | |
| CN206029662U (en) | A swivel clamp for three -dimensional grating scanner | |
| CN106141958A (en) | A kind of rotatable clamp for three-dimensional grating scanner | |
| CN109502293A (en) | A kind of centralising device based on current monitoring | |
| CN209605746U (en) | A kind of electric seat of car adjusting output gear axiality detection device | |
| CN109655032A (en) | A kind of gimbal axis gear clearance detection device | |
| CN110496793A (en) | A kind of device of automatic detection nut inner thread | |
| CN109225918A (en) | A kind of interior star-wheel loading and unloading detection device | |
| CN106441114B (en) | Machine is examined entirely to electron throttle shaft size | |
| CN109374411B (en) | Tensile testing device for bending material | |
| CN208847160U (en) | A kind of roundness measurement device testing agency | |
| CN108855997B (en) | Accurate high-efficient automated inspection of cosmetic brush and letter sorting system | |
| CN204544800U (en) | Nut thread and crack automatic checkout equipment | |
| CN110068285B (en) | Standard part size detection system | |
| CN110186767A (en) | A kind of characterization apparatus of high molecular material | |
| CN206344163U (en) | The grabbing device and positioning tool of a kind of optical filter | |
| CN109186516A (en) | A kind of axial workpiece on-line automatic detection device and its application method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |