CN212806889U - Multifunctional gauge for measuring profile tolerance of nozzle base - Google Patents
Multifunctional gauge for measuring profile tolerance of nozzle base Download PDFInfo
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- CN212806889U CN212806889U CN202021667121.9U CN202021667121U CN212806889U CN 212806889 U CN212806889 U CN 212806889U CN 202021667121 U CN202021667121 U CN 202021667121U CN 212806889 U CN212806889 U CN 212806889U
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Abstract
The utility model relates to a multifunctional checking fixture for measuring the profile tolerance of a nozzle seat body, which comprises a frame, wherein the frame comprises two vertical plates arranged in the front and at the back, a side plate fixed on the left side of the vertical plate, a positioning plate fixed on the right side of the vertical plate and a bottom plate fixed at the bottom; a sliding seat is fixedly arranged on the side plate, a support is fixedly arranged on the sliding seat, a first screw is screwed on the support, a sliding rod is connected in the sliding seat, the outer end of the sliding rod is connected with the first screw, a positioning block is arranged at the inner end of the sliding rod and extends into the frame, and the sliding rod can be driven to move back and forth by rotating the first screw; supporting pins are fixedly arranged on two sides of the upper part of the positioning plate respectively; the lower part of the inner side of the positioning plate is fixedly provided with an angle block which is adaptive to the inclination angle of a workpiece, an inner expansion screw is arranged in the angle block, and the inner expansion screw penetrates through the angle block and is fixed on the positioning plate. The utility model discloses can the position of accurate detection outline, provide inspection efficiency, reduce the inspection cost.
Description
Technical Field
The utility model relates to a measure multi-functional utensil of examining of nozzle pedestal profile tolerance belongs to and examines a technical field of equipment.
Background
The contour requirement of the flange is one of the most typical basic features in product design, and is very important for accurately realizing the assembly function of parts, and is the common characteristic of the series of products. The traditional three-coordinate inspection method is slow in operation speed and high in inspection cost, and mass production cannot achieve 100% of inspection, so that instability of products is caused, and inspection efficiency is low.
Disclosure of Invention
An object of the utility model is to overcome exist among the prior art not enough, provide a measure multi-functional utensil of examining of nozzle pedestal profile degree, can the position of accurate detection outline, provide inspection efficiency, reduce the inspection cost.
According to the utility model provides a technical scheme: a multifunctional checking fixture for measuring the profile tolerance of a nozzle seat body comprises a frame, wherein the frame comprises two vertical plates arranged in front and back, a side plate fixed on the left side of each vertical plate, a positioning plate fixed on the right side of each vertical plate and a bottom plate fixed at the bottom; a sliding seat is fixedly arranged on the side plate, a support is fixedly arranged on the sliding seat, a first screw is screwed on the support, a sliding rod is connected in the sliding seat, the outer end of the sliding rod is connected with the first screw, a positioning block is arranged at the inner end of the sliding rod and extends into the frame, and the sliding rod can be driven to move back and forth by rotating the first screw; supporting pins are fixedly arranged on two sides of the upper part of the positioning plate respectively; the lower part of the inner side of the positioning plate is fixedly provided with an angle block which is adaptive to the inclination angle of a workpiece, an inner expansion screw is arranged in the angle block, and the inner expansion screw penetrates through the angle block and is fixed on the positioning plate.
Further, the inner expansion screw comprises an expansion sleeve and an expansion core arranged in the expansion sleeve, a groove is formed in the outer side of the positioning plate, a gasket and a second screw are arranged in the groove, and the second screw is in threaded connection with the expansion sleeve.
Furthermore, the angle block is fixed on the positioning plate through a cylindrical pin.
Furthermore, the left end and the right end of the upper part of each vertical plate are respectively fixedly provided with a block-up block.
Further, the positioning block is V-shaped.
Furthermore, an operation hole is formed in the vertical plate.
Compared with the prior art, the utility model, have following advantage:
according to the requirements of product structure and size, the position of the datum point is limited by utilizing the principle of six-point positioning, the contour degree of the flange surface and the parallelism difference of the flange are detected, CMM detection is not required, and the detection efficiency and the product stability are improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Description of reference numerals: 1-vertical plate, 2-side plate, 3-positioning plate, 4-bottom plate, 5-bracket, 6-first screw, 7-sliding rod, 8-positioning block, 9-angle block, 10-internal expansion screw, 11-expansion sleeve, 12-gasket, 13-second screw, 14-cylindrical pin, 15-block, 16-operation hole, 17-support pin, 18-expansion core and 19-sliding seat.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 3, a multifunctional gauge for measuring profile tolerance of a nozzle base comprises a frame, wherein the frame comprises two vertical plates 1 arranged in front and back, a side plate 2 fixed on the left side of the vertical plate 1, a positioning plate 3 fixed on the right side of the vertical plate 1 and a bottom plate 4 fixed at the bottom; a sliding seat 19 is fixedly arranged on the side plate 2, a support 5 is fixedly arranged on the sliding seat 19, a first screw 6 is screwed on the support 5, a sliding rod 7 is connected in the sliding seat 19, the outer end of the sliding rod 7 is connected with the first screw 6, a V-shaped positioning block 8 is arranged at the inner end of the sliding rod 7 and extends into the frame, and the sliding rod 7 can be driven to move back and forth by rotating the first screw 6; two sides of the upper part of the positioning plate 3 are respectively and fixedly provided with a supporting pin 17; the lower part of the inner side of the positioning plate 3 is fixedly provided with an angle block 9 adaptive to the inclination angle of a workpiece, an inner expansion screw 10 is arranged in the angle block 9, and the inner expansion screw 10 penetrates through the angle block 9 and is fixed on the positioning plate 3.
The inner expansion screw 10 comprises an expansion sleeve 11 and an expansion core 18 arranged in the expansion sleeve 11, a groove is formed in the outer side of the positioning plate 3, a gasket 12 and a second screw 13 are arranged in the groove, and the second screw is in threaded connection with the expansion sleeve 11.
The angle block 9 is fixed on the positioning plate 3 through a cylindrical pin 14.
And the left end and the right end of the upper part of each vertical plate 1 are respectively and fixedly provided with a heightening block 15 for detecting after the checking fixture is turned upside down and fixed.
The vertical plate 1 is provided with an operation hole 16 into which a finger can extend to rotate an expansion core 18.
The working principle is as follows: the position of the workpiece in the vertical direction is limited in a self-centering manner by an internal expansion screw 10 and an angle block 9, the position of the workpiece in the horizontal direction is limited by a V-shaped positioning block 8, and the position of the workpiece in the rotation direction is limited by two supporting pins 17. After the slide 4 compresses the part by using the quick compressing device, namely the first screw 6 and the bracket 5, the positioning and compressing setting process of the part on the auxiliary measurement is completed.
According to the requirement of the profile tolerance of the part, after six positioning points of the part are limited, the part is pressed by a pressing device, then the height of the flange surface is measured by a height gauge, if the size meets the requirement of a drawing, the part is qualified, and if the part is not qualified, the part is unqualified. And (3) measuring the height, measuring the parallel difference of the flange surface, and judging whether the part is qualified according to the drawing requirements.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (6)
1. A multifunctional checking fixture for measuring the profile tolerance of a nozzle seat body comprises a frame, wherein the frame comprises two vertical plates (1) arranged in front and back, a side plate (2) fixed on the left side of each vertical plate (1), a positioning plate (3) fixed on the right side of each vertical plate (1) and a bottom plate (4) fixed at the bottom; the device is characterized in that a sliding seat (19) is fixedly arranged on the side plate (2), a support (5) is fixedly arranged on the sliding seat (19), a first screw (6) is screwed on the support (5), a sliding rod (7) is connected in the sliding seat (19), the outer end of the sliding rod (7) is connected with the first screw (6), a positioning block (8) is arranged at the inner end of the sliding rod (7) and extends into a frame, and the sliding rod (7) can be driven to move back and forth by rotating the first screw (6); two sides of the upper part of the positioning plate (3) are respectively and fixedly provided with a supporting pin (17); the inner side lower part of the positioning plate (3) is fixedly provided with an angle block (9) matched with the inclination angle of a workpiece, an inner expansion screw (10) is arranged in the angle block (9), and the inner expansion screw (10) penetrates through the angle block (9) and is fixed on the positioning plate (3).
2. The multifunctional testing fixture for measuring the profile tolerance of the nozzle seat body as claimed in claim 1, wherein the inner expansion screw (10) comprises an expansion sleeve (11) and an expansion core (18) arranged in the expansion sleeve (11), a groove is formed in the outer side of the positioning plate (3), a gasket (12) and a second screw (13) are arranged in the groove, and the second screw is in threaded connection with the expansion sleeve (11).
3. The multifunctional checking fixture for measuring the profile tolerance of the nozzle holder body according to claim 1, wherein the angle block (9) is fixed on the positioning plate (3) through a cylindrical pin (14).
4. The multifunctional testing fixture for measuring the profile tolerance of the nozzle base body as claimed in claim 1, wherein the left end and the right end of the upper part of each vertical plate (1) are respectively and fixedly provided with a padding block (15).
5. The multifunctional checking fixture for measuring the profile tolerance of the nozzle holder body according to claim 1, wherein the positioning block (8) is V-shaped.
6. The multifunctional checking fixture for measuring the profile tolerance of the nozzle base body according to claim 1, wherein an operation hole (16) is formed in the vertical plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021667121.9U CN212806889U (en) | 2020-08-11 | 2020-08-11 | Multifunctional gauge for measuring profile tolerance of nozzle base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021667121.9U CN212806889U (en) | 2020-08-11 | 2020-08-11 | Multifunctional gauge for measuring profile tolerance of nozzle base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212806889U true CN212806889U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021667121.9U Active CN212806889U (en) | 2020-08-11 | 2020-08-11 | Multifunctional gauge for measuring profile tolerance of nozzle base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212806889U (en) |
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2020
- 2020-08-11 CN CN202021667121.9U patent/CN212806889U/en active Active
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