CN208349999U - A kind of novel cylindricity measuring instrument - Google Patents
A kind of novel cylindricity measuring instrument Download PDFInfo
- Publication number
- CN208349999U CN208349999U CN201820875326.2U CN201820875326U CN208349999U CN 208349999 U CN208349999 U CN 208349999U CN 201820875326 U CN201820875326 U CN 201820875326U CN 208349999 U CN208349999 U CN 208349999U
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- measuring instrument
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Abstract
The utility model discloses a kind of novel cylindricity measuring instruments, for measuring the outer circumference surface of annular work piece, it includes rotating basis and horizontally disposed contact, it is characterized in that, it further include the first vertical driving lever, second vertical driving lever, first lever mechanism and the second lever mechanism, workpiece with rotating basis when making rotating motion, contact remains and the contact of workpiece periphery to be measured, when workpiece periphery surface to be measured occurs concave-convex, contact can be made to move in the horizontal direction, when workpiece protrusion and contact, move downward contact, the second vertical free side pressure of driving lever is touched the third body of rod of the second lever mechanism and is contacted to make the 4th body of rod move right with the second contact-making switch at this time；When the recess of workpiece and contact, move right contact, the first vertical free side pressure of driving lever touches second body of rod of the first lever mechanism at this time, contacts so that first body of rod is moved downward with the first contact-making switch, to complete the measurement of excircle of workpiece contoured surface.
Description
Technical field
The utility model relates to a kind of novel cylindricity measuring instruments.
Background technique
Cylindricity measuring instrument, that is, roundness measuring equipment is the dimensional measuring instrument using revolution method of principal axes measurement circularity.In the prior art
Roundness measuring equipment is divided into that sensor is rotary and two kinds of patterns of rotary.When measurement, measured piece with precision bearing system is concentric installs,
Precision bearing system makees accurate circular motion with inductance type linear transducer or workbench.By the sensor, amplifier, filter of instrument
Wave device, output device composition.If instrument is furnished with computer, computer is also included in this system.
It is existing and in cylindricity measuring instrument have structure is complicated, electronic component is various, be unfavorable for maintenance the defects of.
Utility model content
The purpose of the utility model is to provide a kind of structure is simple, the high cylindricity measuring instrument of measurement accuracy.
To solve the above problems, the utility model provides a kind of novel cylindricity measuring instrument, for measuring annular work piece
Outer circumference surface comprising:
For workpiece described in clamping and the rotating basis that drives the workpiece to make rotating motion；
Horizontally disposed contact, the contact are provided the constant pressure in horizontal direction by pressure control mechanism, make it always
It is resisted against on the outer circumference surface of the workpiece on clamping and the rotating basis；
It is characterized by further comprising:
The upper and lower two sides setting of contact is respectively arranged with the first vertical driving lever and second on same vertical line and erects
Dial directly bar；
The first lever mechanism on the right side of the described first vertical driving lever, first lever mechanism include being separately positioned on it
The ratio of second body of rod below first body of rod and the fulcrum above fulcrum, second body of rod and first body of rod is greater than 2:1,
The first contact-making switch is provided on the left of first body of rod；
The second lever mechanism on the left of the described second vertical driving lever, second lever mechanism include being separately positioned on it
The 4th body of rod below the third body of rod and the fulcrum above fulcrum, the ratio of the third body of rod and the 4th body of rod are greater than
2:1 is provided with the second contact-making switch on the right side of the 4th body of rod.
The pressure control mechanism includes: as a further improvement of the utility model,
The starting stave being fixedly installed vertically；
With spaced second riser of the starting stave, passing through between second riser and the starting stave can
Flexible connecting rod connection；
Four-bar linkage between the starting stave and the second riser, the four-bar mechanism two are symmetrical arranged
Hinging pin shaft be rotatably connected in the horizontal center line axis of starting stave and second riser respectively；
It is rotatably connected on the pneumatic cylinder of hinging pin shaft at the top of the four-bar linkage, it is defeated to the four-bar linkage
Constant pressure out, the pressure can be overcome when the contact moves horizontally.
First contact-making switch and second contact-making switch connect respectively as a further improvement of the utility model,
It connects on two adjustable adjusting blocks in horizontal position, the adjusting block and first contact-making switch or second contact-making switch
Between pass through spring connect.
As a further improvement of the utility model,
The ratio of second body of rod and first body of rod is 5:1；
The ratio of the third body of rod and the 4th body of rod is 5:1.
Auxiliary sliding sleeve is socketed on the contact as a further improvement of the utility model, the contact is along horizontal
Line is slidably connected in the sliding sleeve, and the sliding sleeve is fixed by a fixed bracket.
The rotating basis includes: as a further improvement of the utility model,
Horizontally disposed pedestal；
Rotation connection on the base, and drives the shaft rotated by power device；
In the shaft, and horizontally disposed two gripping blocks, the gripping block be used for by it is on the workpiece,
Lower end surface is clamped in the shaft.
The power device is the electric rotating being horizontally mounted on the base as a further improvement of the utility model,
Machine, the rotating electric machine have motor shaft that is horizontally disposed, and being used for output torque, pass through between the motor shaft and the shaft
A pair of intermeshing Bevel Gear Transmission connection.
The power device includes the motor being horizontally mounted on the base as a further improvement of the utility model,
And retarder, it is transmission connection between the retarder and the shaft.
The beneficial effects of the utility model are that when making rotating motion with rotating basis, contact remains workpiece
Contact can be made to move in the horizontal direction when workpiece periphery surface to be measured occurs concave-convex with the contact of workpiece periphery to be measured,
When workpiece protrusion and contact, move downward contact, the second vertical free side pressure of driving lever touches the second lever mechanism at this time
The third body of rod contacted with the second contact-making switch to making the 4th body of rod move right；When the recess of workpiece and contact,
Move right contact, the first vertical free side pressure of driving lever touches second body of rod of the first lever mechanism at this time, so that first body of rod
It moves downward and is contacted with the first contact-making switch, to complete the measurement of excircle of workpiece contoured surface.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Wherein: 2- rotating basis；4- contact；6- pressure control mechanism；The vertical driving lever of 8- first；The vertical driving lever of 10- second；
The first lever mechanism of 12-；The first contact-making switch of 14-；The second lever mechanism of 16-；The second contact-making switch of 18-；19- adjusting block；20-
Starting stave；21- spring；The second riser of 22-；23- pneumatic cylinder；24- connecting rod；26- four-bar linkage；28- sliding sleeve；
30- fixes bracket；32- pedestal；34- shaft；36- gripping block.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below.
As shown in Figure 1, the utility model includes:
For workpiece described in clamping and the rotating basis 2 that drives the workpiece to make rotating motion；
Horizontally disposed contact 4, the contact 4 are provided the constant pressure in horizontal direction by pressure control mechanism 6, make its beginning
It is resisted against on the outer circumference surface of the workpiece on clamping and the rotating basis 2 eventually；
It is characterized by further comprising:
The setting of the contact 4 upper and lower two sides is respectively arranged with the first vertical driving lever 8 on same vertical line and the
Two vertical driving levers 10；
The first lever mechanism 12 positioned at the described first vertical 8 right side of driving lever, which includes setting respectively
Second body of rod below first body of rod and the fulcrum above its fulcrum is set, the ratio of second body of rod and first body of rod is big
The first contact-making switch 14 is provided on the left of 2:1, first body of rod；
The second lever mechanism 16 on the left of the described second vertical driving lever, second lever mechanism 16 include being respectively set
The 4th body of rod below the third body of rod and the fulcrum above its fulcrum, the ratio of the third body of rod and the 4th body of rod
Greater than 2:1, the second contact-making switch 18 is provided on the right side of the 4th body of rod.
The pressure control mechanism 6 includes: as a further improvement of the utility model,
The starting stave 20 being fixedly installed vertically；
With spaced second riser 22 of the starting stave 20, second riser 22 and the starting stave 20 it
Between pass through telescopic connecting rod 24 connect；
Four-bar linkage 26 between the starting stave 20 and the second riser 22, described four-bar mechanism two right
The hinging pin shaft of setting is claimed to be rotatably connected in the horizontal center line axis of starting stave 20 and second riser 22 respectively；
It is rotatably connected on the pneumatic cylinder 23 of the 26 top hinging pin shaft of four-bar linkage, to the hinge four-bar machine
Structure 26 exports constant pressure, which can be overcome when the contact 4 moves horizontally.
First contact-making switch 14 and second contact-making switch 18 are equal as a further improvement of the utility model,
It is connected on the adjustable adjusting block 19 in two horizontal positions, the adjusting block 19 and first contact-making switch 14 or described
It is connected between second contact-making switch 18 by spring 21.
As a further improvement of the utility model,
The ratio of second body of rod and first body of rod is 5:1；
The ratio of the third body of rod and the 4th body of rod is 5:1.
Auxiliary sliding sleeve 28,4 edge of contact are socketed on the contact 4 as a further improvement of the utility model,
Horizontal line is slidably connected in the sliding sleeve 28, and the sliding sleeve 28 is fixed by a fixed bracket 30.
The rotating basis 2 includes: as a further improvement of the utility model,
Horizontally disposed pedestal 32；
It is rotatably connected on the pedestal 32, and by the shaft 34 of power device driving rotation；
In the shaft 34, and horizontally disposed two gripping blocks 36, the gripping block 36 are used for the workpiece
On upper and lower end face be clamped in the shaft 34.
The power device is the rotation being horizontally arranged on the pedestal 32 as a further improvement of the utility model,
Motor, the rotating electric machine has motor shaft that is horizontally disposed, and being used for output torque, between the motor shaft and the shaft 34
It is connected by a pair of intermeshing Bevel Gear Transmission.
The power device includes being horizontally arranged on the pedestal 32 as a further improvement of the utility model,
Motor and retarder are transmission connection between the retarder and the shaft 34.
(1) workpiece is with rotating basis 2 when making rotating motion, and contact 4 is remained to be connect with workpiece periphery to be measured
Touching can be such that contact 4 moves in the horizontal direction, when workpiece protrusion and contact 4 connect when workpiece periphery surface to be measured occurs concave-convex
When touching, move downward contact 4, at this time the second free side pressure of vertical driving lever 10 touch the second lever mechanism 16 the third body of rod to
The 4th body of rod is moved right to contact with the second contact-making switch 18；When the recess of workpiece and contact 4 contact, make contact 4 to the right
Movement, the first free side pressure of vertical driving lever 8 touches second body of rod of the first lever mechanism 12 at this time, so that first body of rod is transported to the left
It is dynamic to be contacted with the first contact-making switch 14, to complete the measurement of excircle of workpiece contoured surface.
(2) adjusting block 19 by adjusting its horizontal position so that adjust the first contact-making switch 14 or the second contact-making switch
18 position, so as to adjust the initial permissible value of workpiece profile degree；
(3) pressure control mechanism 6 has starting stave 20, the second riser 22 and four-bar linkage 26 and 23 groups of pneumatic cylinder
At pneumatic cylinder 23 provides the initial pressure for making contact 4 be resisted against workpiece.
Above embodiments are only the one such embodiment of the utility model, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of novel cylindricity measuring instrument, for measuring the outer circumference surface of annular work piece comprising:
For workpiece described in clamping and the rotating basis (2) that drives the workpiece to make rotating motion；
Horizontally disposed contact (4), the contact (4) are provided the constant pressure in horizontal direction by pressure control mechanism (6), make it
Always it is resisted against on the outer circumference surface of the workpiece on clamping and the rotating basis (2)；
It is characterized by further comprising:
The upper and lower two sides setting of the contact (4) is respectively arranged with the first vertical driving lever (8) and second on same vertical line
Vertical driving lever (10)；
The first lever mechanism (12) on the right side of the described first vertical driving lever (8), first lever mechanism (12) include difference
First body of rod above its fulcrum and second body of rod below the fulcrum, the ratio of second body of rod and first body of rod are set
Greater than 2:1, the first contact-making switch (14) are provided on the left of first body of rod；
The second lever mechanism (16) on the left of the described second vertical driving lever (10), second lever mechanism (16) include difference
The third body of rod above its fulcrum and the 4th body of rod below the fulcrum, the third body of rod and the 4th body of rod are set
Ratio is greater than 2:1, is provided with the second contact-making switch (18) on the right side of the 4th body of rod.
2. a kind of novel cylindricity measuring instrument according to claim 1, which is characterized in that the pressure control mechanism (6)
Include:
The starting stave (20) being fixedly installed vertically；
With spaced second riser (22) of the starting stave (20), second riser (22) and the starting stave
(20) it is connected between by telescopic connecting rod (24)；
Four-bar linkage (26) between the starting stave (20) and the second riser (22), the four-bar mechanism (26)
Two symmetrically arranged hinging pin shafts are rotatably connected on the horizontal centre of starting stave (20) and second riser (22) respectively
On axis；
It is rotatably connected on the pneumatic cylinder (23) of hinging pin shaft at the top of the four-bar linkage (26), to the hinge four-bar machine
Structure (26) exports constant pressure, which can be overcome when the contact (4) move horizontally.
3. a kind of novel cylindricity measuring instrument according to claim 2, which is characterized in that first contact-making switch (14)
It is connected on two adjustable adjusting blocks in horizontal position (19) with second contact-making switch (18), the adjusting block
(19) it is connect between first contact-making switch (14) or second contact-making switch (18) by spring (21).
4. a kind of novel cylindricity measuring instrument according to claim 3, which is characterized in that
The ratio of second body of rod and first body of rod is 5:1；
The ratio of the third body of rod and the 4th body of rod is 5:1.
5. a kind of novel cylindricity measuring instrument according to claim 4, which is characterized in that be socketed on the contact (4)
It assists sliding sleeve (28), the contact (4) is slidably connected in the sliding sleeve (28) along horizontal line, and the sliding sleeve (28) passes through
One fixed bracket (30) are fixed.
6. a kind of novel cylindricity measuring instrument according to claim 5, which is characterized in that the rotating basis (2) includes:
Horizontally disposed pedestal (32)；
It is rotatably connected on the pedestal (32), and by the shaft (34) of power device driving rotation；
On the shaft (34), and horizontally disposed two gripping blocks (36), the gripping block (36) are used for the work
Upper and lower end face on part is clamped on the shaft (34).
7. a kind of novel cylindricity measuring instrument according to claim 6, which is characterized in that the power device is horizontal peace
Rotating electric machine on the pedestal (32), the rotating electric machine have motor shaft that is horizontally disposed, and being used for output torque,
It is connect between the motor shaft and the shaft (34) by a pair of intermeshing Bevel Gear Transmission.
8. a kind of novel cylindricity measuring instrument according to claim 7, which is characterized in that the power device includes level
The motor and retarder being mounted on the pedestal (32) are transmission connection between the retarder and the shaft (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875326.2U CN208349999U (en) | 2018-06-07 | 2018-06-07 | A kind of novel cylindricity measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875326.2U CN208349999U (en) | 2018-06-07 | 2018-06-07 | A kind of novel cylindricity measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208349999U true CN208349999U (en) | 2019-01-08 |
Family
ID=64882515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820875326.2U Expired - Fee Related CN208349999U (en) | 2018-06-07 | 2018-06-07 | A kind of novel cylindricity measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208349999U (en) |
-
2018
- 2018-06-07 CN CN201820875326.2U patent/CN208349999U/en not_active Expired - Fee Related
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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: 20190108 Termination date: 20190607 |