CN207036027U - A kind of checking fixture for parallelism - Google Patents
A kind of checking fixture for parallelism Download PDFInfo
- Publication number
- CN207036027U CN207036027U CN201720901187.1U CN201720901187U CN207036027U CN 207036027 U CN207036027 U CN 207036027U CN 201720901187 U CN201720901187 U CN 201720901187U CN 207036027 U CN207036027 U CN 207036027U
- Authority
- CN
- China
- Prior art keywords
- rotary shaft
- retainer
- test desk
- bottom plate
- parallelism
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of checking fixture for parallelism, including footing, bottom plate, retainer, rotary shaft, test desk, ball retainer and pressing device, bottom plate is installed at the top of the footing, rotary shaft is installed on the bottom plate, test desk is installed at the top of the rotary shaft, the bottom of the rotary shaft is provided with bottom, one end of the test desk is provided with handle, retainer is mounted in rotary shaft at the top and bottom of the bottom plate, cushion block is installed between retainer at the top of the bottom plate, lower cushion block is installed between the bottom base plate and retainer.The utility model is simple in construction, measurement is accurate, by the retainer installed on the rotary shaft both sides of test desk bottom, steel ball retainer, on cushion block and lower cushion block, test desk by rotary shaft rotation driving its to workpiece Parallel testing when, ensure the stationary performance of rotary shaft, so as to improve stationarity during test desk detection, precision of the increase checking fixture for parallelism to the workpiece measurement of paralleism.
Description
Technical field
Workpiece sensing technical field of tools is the utility model is related to, specially a kind of checking fixture for parallelism.
Background technology
With the development of mechanical industry, the requirement more and more higher of shape and site error for part, therefore mechanically
There is the detection instrument of the Form and position error of various parts, the workpiece depth of parallelism refers to two planes of workpiece or two straight lines are put down
Capable degree, refer to a plane (while) relative to another plane (while) parallel error maximum permissible value, depth of parallelism evaluation straight line it
Between, the parastate between plane or between straight line and plane, and existing workpiece checking fixture for parallelism is during use, surveys
Platform is measured when in rotary moving, because test desk stationarity is poor, test desk fluctuation is easily caused in moving process, it is parallel so as to cause
The problem of error be present to the workpiece measurement of paralleism in degree cubing.
Utility model content
The technical problems to be solved in the utility model is the defects of overcoming prior art, there is provided a kind of checking fixture for parallelism.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of checking fixture for parallelism of the utility model, including footing, bottom plate, retainer, rotary shaft, test desk, steel ball are kept
Frame and pressing device, bottom plate is installed at the top of the footing, rotary shaft, the top of the rotary shaft are installed on the bottom plate
Test desk is installed, the bottom of the rotary shaft is provided with bottom, and one end of the test desk is provided with handle, the base top
Retainer is mounted in the rotary shaft of portion and bottom, cushion block, the bottom are installed between retainer at the top of the bottom plate
Lower cushion block is installed between plate bottom and retainer, ball retainer is installed between the retainer, around the rotary shaft
Ball retainer on the steel ball of sphere diameter is installed etc..
Preferably, measured workpiece is connected with the top of the test desk, and is passed through between test desk and measured workpiece
Pressing device is fixed.
Preferably, the ball retainer on the rotary shaft both sides is on rotating shaft center's axisymmetrical.
Preferably, it is detachably connected between the rotary shaft and test desk, and rotary shaft and bottom by bolt.
Preferably, dust cap is installed on the retainer.
The beneficial effect that the utility model is reached is：This kind of checking fixture for parallelism, it is simple in construction, it is easy to use, by
The retainer and steel ball retainer installed around the rotary shaft of test desk bottom, and the upper pad installed between retainer and bottom plate
Block and lower cushion block, test desk by rotary shaft rotation driving its to workpiece Parallel testing when, ensure the stationarity of rotary shaft
Can, so as to improve stationarity during test desk detection, increase checking fixture for parallelism solves to the precision of the workpiece measurement of paralleism
For existing checking fixture for parallelism during use, test desk is mobile because test desk stationarity is poor when in rotary moving
During easily cause test desk fluctuation, so as to cause checking fixture for parallelism the problem of error to be present to the workpiece measurement of paralleism.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is pressing device structural representation of the present utility model.
In figure：1- footing, 2- bottom plates, the upper cushion blocks of 3-, 4- retainers, 5- rotary shafts, 6- test desks, 7- lower cushion blocks, 8- bottoms
Lid, 9- ball retainers, 10- dust caps, 11- handles, 12- pressing devices.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment 1
As shown in Figure 1-2, a kind of checking fixture for parallelism, including footing 1, bottom plate 2, retainer 4, rotary shaft 5, test desk 6, steel
Ball retainer 9 and pressing device 12, the top of the footing 1 are provided with bottom plate 2, rotary shaft 5, institute are provided with the bottom plate 2
The top for stating rotary shaft 5 is provided with test desk 6, and the bottom of the rotary shaft 5 is provided with bottom 8, one end peace of the test desk 6
Equipped with handle 11, retainer 4, the top of bottom plate 2 and holding are mounted in the rotary shaft 5 of the top and bottom of bottom plate 2
Cushion block 3 is installed between frame 4, lower cushion block 7 is installed between the bottom of bottom plate 2 and retainer 4, between the retainer 4
Ball retainer 9 is installed, the steel ball of sphere diameter is installed etc., by measuring on the ball retainer 9 around the rotary shaft 5
Installed between the retainer 4 and steel ball retainer 9, and retainer 4 and bottom plate 2 installed on the both sides of rotary shaft 5 of the bottom of platform 6
Upper cushion block 3 and lower cushion block 7, test desk 4 by the rotation driving of rotary shaft 5 its to workpiece Parallel testing when, ensure rotary shaft 5
Stationary performance, so as to improve stationarity when test desk 5 detects, increase checking fixture for parallelism is to the essence of the workpiece measurement of paralleism
Accuracy, solves existing checking fixture for parallelism during use, test desk 6 is when in rotary moving, because test desk 6 is steady
Property is poor, and test desk 6 is easily caused in moving process to be fluctuated, so as to cause checking fixture for parallelism error to be present to the workpiece measurement of paralleism
The problem of, the top of the test desk 6 is connected with measured workpiece, and is filled between test desk 6 and measured workpiece by compressing
12 fixations are put, avoid measurement error caused by the mismatch error between test desk 6 and measured workpiece, around the rotary shaft 5
Ball retainer 9 it is symmetrical on the central axis of rotary shaft 5, increase the balance of test desk 6, the rotary shaft 5 and test desk
It is detachably connected between 6, and rotary shaft 5 and bottom 8 by bolt, the disassembly and assembly of checking fixture for parallelism is convenient, is easy to
Carry and use, dust cap 10 is installed on the retainer 4, can effectively prevent dust from entering in retainer 4, influence test desk
6 balance.
Operation principle：This kind of checking fixture for parallelism, by the pressing device 12 on test desk 6 by test desk 6 and measured work
It is fixed between part, drive the depth of parallelism in rotary moving to measured workpiece of test desk 6 to detect by rotary shaft 5, test desk 6
In detection process, pass through the retainer 4 and steel ball retainer 9, Yi Jibao installed around the rotary shaft 5 of the bottom of test desk 6
The upper cushion block 3 and lower cushion block 7 installed between frame 4 and bottom plate 2 are held, ensures the stationary performance of rotary shaft 5, so as to improve test desk
Stationarity during 5 detection, precision of the increase checking fixture for parallelism to the workpiece measurement of paralleism.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of checking fixture for parallelism, including footing (1), bottom plate (2), retainer (4), rotary shaft (5), test desk (6), steel ball are protected
Hold frame (9) and pressing device (12), it is characterised in that：Bottom plate (2) is installed, on the bottom plate (2) at the top of the footing (1)
Rotary shaft (5) is installed, test desk (6) is installed at the top of the rotary shaft (5), the bottom of the rotary shaft (5) is provided with
Bottom (8), one end of the test desk (6) are provided with handle (11), in the rotary shaft (5) at the top and bottom of the bottom plate (2)
Retainer (4) is mounted on, cushion block (3), bottom plate (2) bottom are installed between retainer (4) at the top of the bottom plate (2)
Lower cushion block (7) is installed between portion and retainer (4), ball retainer (9), the rotation are installed between the retainer (4)
The steel ball of sphere diameter is installed etc. on the ball retainer (9) around rotating shaft (5).
A kind of 2. checking fixture for parallelism according to claim 1, it is characterised in that：It is connected with the top of the test desk (6)
Measured workpiece, and test desk (6) is fixed by pressing device (12) between measured workpiece.
A kind of 3. checking fixture for parallelism according to claim 1, it is characterised in that：Steel ball on rotary shaft (5) both sides
Retainer (9) is symmetrical on rotary shaft (5) central axis.
A kind of 4. checking fixture for parallelism according to claim 1, it is characterised in that：The rotary shaft (5) and test desk (6),
And it is detachably connected between rotary shaft (5) and bottom (8) by bolt.
A kind of 5. checking fixture for parallelism according to claim 1, it is characterised in that：It is provided with the retainer (4) dust-proof
Cover (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720901187.1U CN207036027U (en) | 2017-07-24 | 2017-07-24 | A kind of checking fixture for parallelism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720901187.1U CN207036027U (en) | 2017-07-24 | 2017-07-24 | A kind of checking fixture for parallelism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036027U true CN207036027U (en) | 2018-02-23 |
Family
ID=61465424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720901187.1U Expired - Fee Related CN207036027U (en) | 2017-07-24 | 2017-07-24 | A kind of checking fixture for parallelism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525069A (en) * | 2020-11-18 | 2021-03-19 | 厦门物之联智能科技有限公司 | Internet of things big data acquisition and processing system capable of guaranteeing accuracy |
-
2017
- 2017-07-24 CN CN201720901187.1U patent/CN207036027U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525069A (en) * | 2020-11-18 | 2021-03-19 | 厦门物之联智能科技有限公司 | Internet of things big data acquisition and processing system capable of guaranteeing accuracy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20200724 |