CN209295865U - A kind of thread pitch diameter calliper - Google Patents
A kind of thread pitch diameter calliper Download PDFInfo
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- CN209295865U CN209295865U CN201920097217.7U CN201920097217U CN209295865U CN 209295865 U CN209295865 U CN 209295865U CN 201920097217 U CN201920097217 U CN 201920097217U CN 209295865 U CN209295865 U CN 209295865U
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Abstract
The utility model provides a kind of thread pitch diameter calliper, including handle jacket component, and handle jacket component upper end is equipped with measurement dial gauge component, and handle jacket component lower end is equipped with the spring gauge head component that rises；The handle jacket component is connect with the spring gauge head component coaxial threaded that rises, and the handle jacket component and the spring gauge head component internal that rises are equipped with a drive rod, and the drive rod upper end is planar structure, with the measurement dial gauge attached components；The drive rod lower end is cone type structure, is connected with the measurement cutting plane for rising by spring gauge head component；The drive rod is equipped with return spring device close to measurement dial gauge component side.
Description
Technical field
The utility model relates to the special of middle-size and small-size screw matched with lead screw or common middle-size and small-size nut central diameter dimensional measurement
With measurer technical field, in particular to a kind of convenient thread pitch diameter calliper used.
Background technique
Currently, China mainly uses plug thread gauge and three coordinate measuring machine for the measurement of internal screw thread；Wherein plug thread gauge
It is mainly used for the measurement to small-sized internal screw thread, belongs to observational measurement, but the specific value of thread pitch diameter can not be measured, and is uncomfortable
The on-line measurement of symphysis production accurate thread；Three coordinate measuring machine is mainly used for the measurement to large and medium-sized internal screw thread, three-dimensional coordinates measurement
Machine is expensive, and the economic cost of measurement is larger, and requires the specific work environments of constant temperature, can not on-line measurement.
Therefore, it is lower to be badly in need of a kind of measurement cost, and measures convenient and fast thread pitch diameter on-line measurement device.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of thread pitch diameter calliper, to realize internal threads
The convenient measurement of central diameter data.
A kind of thread pitch diameter calliper, including handle jacket component, the handle are provided in the utility model embodiment
Sleeve assembly upper end is equipped with measurement dial gauge component, and handle jacket component lower end is equipped with the spring gauge head component that rises；It is described
Handle jacket component is connect with the spring gauge head component coaxial threaded that rises, the handle jacket component and the spring gauge head component that rises
Inside is equipped with a drive rod, the drive rod upper end and the measurement dial gauge attached components；The drive rod lower end is cone
Tip structure connects with the measurement cutting plane for rising by spring gauge head component；The drive rod is close to the measurement dial gauge component
Side is equipped with return spring device；The survey that the drive rod passes through the return spring device and the measurement dial gauge component
Gauge rod connection.
Preferably, the spring gauge head component that rises, including nut, the spring measuring head base that rises, fastening screw, gauge head and gauge head component；
The spring measuring head base that rises is 2 valve structures, the elastic connection being integrated between 2 valve structure, the spring gauge head that rises
One valve of seat and the gauge head are interference fitted, and another valve is actively tied in the gauge head component；The shank of the gauge head component is equipped with
The fastening screw is additionally provided with the nut on the spring measuring head base that rises, and adjusts for the spring measuring head base that rises to spreading amount
After locked.
Preferably, the gauge head component, including measuring head base and 2 gauge head parts；The measuring head base and the gauge head part interference
Cooperation.
Preferably, the drive rod upper end is planar structure；The drive rod lower end is the cone type that angle is 53.13 degree
Structure.
Preferably, the measurement dial gauge component be mechanically or electrically percentage indicating gauge, mechanically or electrically thousand points of dial gauges,
Mechanically or electrically one of micrometer or a variety of.
Preferably, handle protective layer is equipped on the outside of the handle jacket component；
The handle protective layer includes rubber layer and sweat-absorbing layer；The rubber layer fits with the handle jacket component；
The rubber layer is Nian Jie with the sweat-absorbing layer.
Preferably, the sweat-absorbing layer, from outside to inside successively include the first absorbing membranous layer, the second absorbing membranous layer, lead sweat layer and
Cotton layer；
Offer first on direction leads pore, the second absorbing membranous layer Vertical Square to first absorbing membranous layer from inside to outside
Set up second and led pore, be provided with sweat guiding trough in the second absorbing membranous layer horizontal direction, described second lead pore and
The sweat guiding trough is connected, and the sweat guiding trough is connected to the sweat layer of leading, and the cotton layer, which fits in, described leads sweat layer bottom.
Preferably, the sweat layer of leading is made of thread material, and the sweat layer of leading is close to second absorbing membranous layer side
It is set as the first count of yarn layer, it is described to lead sweat layer the cotton layer side is provided with the second count of yarn layer, described
The density of one count of yarn layer is greater than the density of second count of yarn layer.
Preferably, the sweat-absorbing layer upper surface is additionally provided with wearing layer；The outer surface of the wearing layer is additionally provided with anti-skidding
Line.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through
Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 provides a kind of structural schematic diagram of thread pitch diameter calliper by the utility model；
Fig. 2 is provided a kind of structural schematic diagram of the spring gauge head component that rises of thread pitch diameter calliper by the utility model；
Fig. 3 is provided a kind of structural schematic diagram of the gauge head component of thread pitch diameter calliper by the utility model；
Fig. 4 is provided a kind of structural schematic diagram of the handle protective layer of thread pitch diameter calliper by the utility model；
Fig. 5 is provided a kind of structural representation of the sweat-absorbing layer of the handle protective layer of thread pitch diameter calliper by the utility model
Figure.
Wherein: 11, handle jacket component；12, dial gauge component is measured；13, rise spring gauge head component；14, drive rod；15,
Return spring device；16, measuring rod；131, nut；132, rise spring measuring head base；133, fastening screw；134, gauge head；135, gauge head
Component；1351, measuring head base；1352, gauge head part；21, rubber layer；22, sweat-absorbing layer；23, wearing layer；221, the first absorbing membranous layer；
222, the second absorbing membranous layer；223, sweat layer is led；224, cotton layer；2211, first pore is led；2221, second pore is led；2222,
Sweat guiding trough.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The utility model embodiment provides a kind of thread pitch diameter calliper, as shown in Figure 1, including handle jacket component
11,11 upper end of handle jacket component is equipped with measurement dial gauge component 12, and 11 lower end of handle jacket component is equipped with the spring gauge head that rises
Component 13；Handle jacket component 11 is connect with 13 coaxial threaded of spring gauge head component that rises, handle jacket component 11 and the spring gauge head group that rises
A drive rod 14 is equipped with inside part 13,14 upper end of drive rod connects with measurement dial gauge component 12；14 lower end of drive rod is cone
Tip structure connects with the measurement cutting plane for the spring gauge head component 13 that rises；Drive rod 14 is close to measurement 12 side of dial gauge component peace
Equipped with return spring device 15；The drive rod passes through the return spring device 15 and the measurement dial gauge component 12
Measuring rod 16 connects.
The working principle of above-mentioned thread pitch diameter calliper is: in use, staff manually compresses the spring gauge head component that rises
When 13, drive rod stress meeting upward sliding, the distance of upward sliding is equal to the ruler for 13 diametrical direction of spring gauge head component contraction of rising
It is very little；14 top of drive rod is equipped with return spring device 15, and 14 stress of drive rod slides up and down when measurement, pushes measurement instruction
The mobile pointer offset instruction numerical value for making to measure dial gauge component 12 of the measuring rod 16 of table component 12.
When using thread pitch diameter calliper absolute measurement, by the hand pressure of spring gauge head component 13 that rises of thread pitch diameter calliper
Check gauge is protruded into contracting, and the gauge head 134 of spring gauge head component 13 that rises is in contact with the internal screw thread cell wall of check gauge, makes to measure dial gauge group
The finger of part 12 takes out after being directed to zero, then manually compresses the spring gauge head component 13 that rises and protrudes into measured workpiece, makes the spring gauge head component 13 that rises
Gauge head 134 be in contact with the internal screw thread cell wall of measured workpiece, at this moment by the needle deflection zero-bit of measurement dial gauge component 12
Value, can obtain the central diameter size of measured workpiece；The pointer for measuring dial gauge component 12 is positive value on the left of dial zero-bit, is referred to
Needle is negative value on the right side of dial zero-bit；The central diameter size of measured workpiece=check gauge size+needle deflection zero-bit size value.
When relative measurement, thread pitch diameter calliper is not required to check gauge to zero, and staff manually compresses the spring gauge head component that rises
13 protrude into measured workpiece, and the gauge head 134 of spring gauge head component 13 that makes to rise is in contact with the internal screw thread cell wall of measured workpiece, allow internal screw thread
Central diameter calliper is along measured workpiece screw thread rotation one week or measured workpiece around the survey of the spring gauge head component 13 that rises of thread pitch diameter calliper
First 134 rotate a circle, and check the oscillating quantity of the pointer of measurement dial gauge component 12, can obtain the circularities of thread pitch diameter.
The cylindricity or taper of thread pitch diameter can be measured by being caught in measurement to different location in measured workpiece female threaded shaft.
The beneficial effect of above-mentioned thread pitch diameter calliper is: the spring gauge head component 13 that rises is manually compressed by staff,
It can realize the measurement to the thread pitch diameter of measured workpiece, it is easy to operate, improve the thread pitch diameter survey to measured workpiece
The measurement efficiency of amount；And by drive rod stress upward sliding when measuring measured workpiece, the distance of upward sliding is equal to the spring that rises
The size that 13 diametrical direction of gauge head component is shunk；14 top of drive rod is equipped with return spring device, when measurement drive rod 14 by
Power slides up and down, and pushes the mobile pointer offset indicated number for making to measure dial gauge component 12 of the measuring rod of measurement dial gauge component 12
Value, can realize the accurate measurement to measured workpiece internal screw thread, and above-mentioned apparatus structure is simple, and cost of manufacture is lower, convenient
Duplicate measurements to multiple measured workpieces solves that traditional device of measuring internal thread measurement economic cost is higher and internal threads
Measure inconvenient problem, at the same be also applied for production accurate thread when on-line measurement.
In one embodiment, rise spring gauge head component 13, as shown in Fig. 2, including nut 131, the spring measuring head base 132 that rises, tight
Gu screw 133, gauge head 134 and gauge head component 135；
The spring measuring head base 132 that rises is 2 valve structures, and the elastic connection being integrated between 2 valve structures, rise 132 1 valve of spring measuring head base
It is interference fitted with gauge head 134, another valve is actively tied in gauge head component 135；The shank of gauge head component 135 is equipped with fastening screw
133, nut 131 is additionally provided on the spring measuring head base 132 that rises, and is locked after adjusting for the spring measuring head base 132 that rises to spreading amount.On
Stating realizes staff in technical solution can be rotated at any angle according to the helical angle needed for measured workpiece, and be led to
Setting fastening screw 133 is crossed, can prevent gauge head component 135 from falling off from the spring measuring head base 132 that rises；Staff is by unclamping spiral shell
Mother 131 realizes the adjusting to the 13 spreading amount of spring gauge head component that rises and the adjusting to measured workpiece measurement fitting depth, works as adjusting
After the completion, it is fixed by nut 131；Above-mentioned technical proposal is realized to the various sizes of measured workpiece of smaller range
Measurement, the measured workpiece for measuring relatively big difference size rise by spring gauge head component specification by replacement to realize.
In one embodiment, gauge head component 135, as shown in figure 3, including measuring head base 1351 and 2 gauge head part 1352；It surveys
Headstock 1351 and gauge head part 1352 are interference fitted.
In one embodiment, drive rod upper end is planar structure；Drive rod lower end is the cone type that angle is 53.13 degree
Structure.Drive rod lower end is for being socketed on the inside of measured device in above-mentioned technical proposal.
In one embodiment, measurement dial gauge component be mechanically or electrically percentage indicating gauge, mechanically or electrically thousand points finger
Show table, mechanically or electrically one of micrometer or a variety of.Above-mentioned technical proposal is realized to be measured to roughing nut central diameter
Shi Caiyong machinery percentage indicating gauge or electronics percentage indicating gauge；Using mechanical thousand points of dial gauges when to finishing nut central diameter measurement
Or electronics thousand divides dial gauge；Using mechanical micrometer or electronic ga(u)ge when to the measurement of high-precision nut central diameter.
In one embodiment, handle protective layer is equipped on the outside of handle jacket component 11；
As shown in figure 4, handle protective layer includes rubber layer 21 and sweat-absorbing layer 22；Rubber layer 21 and 11 phase of handle jacket component
Fitting；Rubber layer 21 is Nian Jie with sweat-absorbing layer 22.Above-mentioned technical proposal is protected by being equipped with handle on the outside of handle jacket component 11
Layer, effectively improves the rustless property of thread pitch diameter calliper, avoids its long-time from wanting to contact with air, cause in internal screw thread
Diameter calliper gets rusty, and influences normal use.
In one embodiment, sweat-absorbing layer 22, as shown in figure 5, from outside to inside successively including the first absorbing membranous layer 221, the
Two absorbing membranous layers 222 lead sweat layer 223 and cotton layer 224；
First absorbing membranous layer 221 offers first on direction from inside to outside and leads pore 2211, and the second absorbing membranous layer 222 hangs down
Histogram has set up second and has led pore 2221, sweat guiding trough 2222 is provided in 222 horizontal direction of the second absorbing membranous layer, second leads
Pore 2221 is connected with sweat guiding trough 2222, and sweat guiding trough 2222 is connected to sweat layer 223 is led, and cotton layer 224, which fits in, leads sweat layer
223 bottoms.The staff that above-mentioned technical proposal leads the absorption of pore 2211 by the first of the first absorbing membranous layer 221 uses interior spiral shell
The sweat being discharged when line central diameter calliper, first, which leads pore 2211, leads sweat to the second of the second absorbing membranous layer 222 for the sweat of absorption
Hole 2221 is transmitted, and is transmitted by 2222 guide sweat layer 223 of sweat guiding trough, is led sweat layer 223 and is transmitted sweat to cotton layer 224；From
And the absorption to sweat is realized, it avoids leading because occurring discomfort when staff uses thread pitch diameter calliper to work for a long time
Cause measurement result inaccurate.
In one embodiment, it leads sweat layer to be made of thread material, leads sweat layer and be arranged close to the second absorbing membranous layer side
For the first count of yarn layer, lead sweat layer close to cotton layer side and be provided with the second count of yarn layer, the first count of yarn layer it is close
Degree is greater than the density of the second count of yarn layer.By will be close to the first yarn of the second absorbing membranous layer side in above-mentioned technical proposal
Number layer density is greater than the density of the second count of yarn layer close to cotton layer side, so that leading sweat layer has one-way conduction,
The sweat of absorption is absorbed to cotton layer transmission.
In one embodiment, 22 upper surface of sweat-absorbing layer is additionally provided with wearing layer 23；The outer surface of wearing layer 23 is also set up
There is anti-skid chequer.The handle jacket group of internal threads central diameter calliper is effectively improved in above-mentioned technical proposal by the way that wearing layer is arranged
Part protection, to extend the service life of thread pitch diameter calliper；And make staff in use by anti-skid chequer
Play the role of when pitch diameter of thread calliper anti-skidding.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (9)
1. a kind of thread pitch diameter calliper, which is characterized in that including handle jacket component (11), the handle jacket component (11)
Upper end is equipped with measurement dial gauge component (12), and handle jacket component (11) lower end is equipped with the spring gauge head component (13) that rises；
The handle jacket component (11) connect with described spring gauge head component (13) coaxial threaded that rises, the handle jacket component (11) and
A drive rod (14), drive rod (14) upper end and the measurement dial gauge are equipped with inside the spring gauge head component (13) that rises
Component (12) connects；Drive rod (14) lower end is cone type structure, truncated with the measurement of the spring gauge head component (13) that rises
Face connects；The drive rod (14) is equipped with return spring device (15) close to measurement dial gauge component (12) side；Institute
It states drive rod and is connect by the return spring device (15) with the measuring rod (16) of measurement dial gauge component (12).
2. a kind of thread pitch diameter calliper as described in claim 1, which is characterized in that
The spring gauge head component (13) that rises, including nut (131), the spring measuring head base (132) that rises, fastening screw (133), gauge head
(134) and gauge head component (135)；
Described rise spring measuring head base (132) are 2 valve structures, the elastic connection being integrated between 2 valve structure, the spring gauge head that rises
(132) one valves of seat and the gauge head (134) are interference fitted, and another valve is actively tied in the gauge head component (135)；The gauge head portion
The shank of part (135) is equipped with the fastening screw (133), and described rise is additionally provided with the nut on spring measuring head base (132)
(131), it is locked after being adjusted for the spring measuring head base (132) that rises to spreading amount.
3. a kind of thread pitch diameter calliper as claimed in claim 2, which is characterized in that
The gauge head component (135), including measuring head base (1351) and 2 gauge head parts (1352)；The measuring head base (1351) and institute
State gauge head part (1352) interference fit.
4. a kind of thread pitch diameter calliper as described in claim 1, which is characterized in that
The drive rod upper end is planar structure；The drive rod lower end is the cone type structure that angle is 53.13 degree.
5. a kind of thread pitch diameter calliper as described in claim 1, which is characterized in that
The measurement dial gauge component, can be mechanically or electrically percentage indicating gauge, mechanically or electrically thousand points of dial gauges, machinery or
One of electronic ga(u)ge is a variety of.
6. a kind of thread pitch diameter calliper as described in claim 1, which is characterized in that
Handle protective layer is equipped on the outside of the handle jacket component (11)；
The handle protective layer includes rubber layer (21) and sweat-absorbing layer (22)；The rubber layer (21) and the handle jacket component
(11) it fits；The rubber layer (21) is Nian Jie with the sweat-absorbing layer (22).
7. a kind of thread pitch diameter calliper as claimed in claim 6, which is characterized in that
The sweat-absorbing layer (22) includes successively from outside to inside the first absorbing membranous layer (221), the second absorbing membranous layer (222), leads sweat layer
(223) and cotton layer (224)；
First absorbing membranous layer (221) offers first on direction from inside to outside and leads pore (2211), second absorbing film
Second is provided in layer (222) vertical direction to lead pore (2221), is provided in the second absorbing membranous layer (222) horizontal direction
Sweat guiding trough (2222), described second leads pore (2221) is connected with the sweat guiding trough (2222), the sweat guiding trough (2222) with
Described to lead sweat layer (223) connection, the cotton layer (224), which fits in, described leads sweat layer (223) bottom.
8. a kind of thread pitch diameter calliper as claimed in claim 7, which is characterized in that
The sweat layer of leading is made of thread material, described to lead sweat layer and be set as the first yarn close to second absorbing membranous layer side
Line number layer, it is described to lead sweat layer the cotton layer side is provided with the second count of yarn layer, first count of yarn layer
Density be greater than second count of yarn layer density.
9. a kind of thread pitch diameter calliper as claimed in claim 6, which is characterized in that
Sweat-absorbing layer (22) upper surface is additionally provided with wearing layer (23)；The outer surface of the wearing layer (23) is additionally provided with anti-
Sliding line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097217.7U CN209295865U (en) | 2019-01-18 | 2019-01-18 | A kind of thread pitch diameter calliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097217.7U CN209295865U (en) | 2019-01-18 | 2019-01-18 | A kind of thread pitch diameter calliper |
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| Publication Number | Publication Date |
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| CN209295865U true CN209295865U (en) | 2019-08-23 |
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| CN201920097217.7U Active CN209295865U (en) | 2019-01-18 | 2019-01-18 | A kind of thread pitch diameter calliper |
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| CN (1) | CN209295865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932702A (en) * | 2021-09-22 | 2022-01-14 | 成都飞机工业（集团）有限责任公司 | Base of detection device and processing method thereof |
| RU219879U1 (en) * | 2023-04-10 | 2023-08-11 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | DEVICE FOR CONICAL HOLES CONTROL |
-
2019
- 2019-01-18 CN CN201920097217.7U patent/CN209295865U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932702A (en) * | 2021-09-22 | 2022-01-14 | 成都飞机工业（集团）有限责任公司 | Base of detection device and processing method thereof |
| CN113932702B (en) * | 2021-09-22 | 2022-07-15 | 成都飞机工业（集团）有限责任公司 | Base of detection device and processing method thereof |
| RU219879U1 (en) * | 2023-04-10 | 2023-08-11 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | DEVICE FOR CONICAL HOLES CONTROL |
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