CN216634042U - Special three-coordinate measuring assistive device for flange shaft - Google Patents
Special three-coordinate measuring assistive device for flange shaft Download PDFInfo
- Publication number
- CN216634042U CN216634042U CN202122551281.8U CN202122551281U CN216634042U CN 216634042 U CN216634042 U CN 216634042U CN 202122551281 U CN202122551281 U CN 202122551281U CN 216634042 U CN216634042 U CN 216634042U
- Authority
- CN
- China
- Prior art keywords
- positioning
- frame body
- flange shaft
- circular ring
- assistive device
- 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
Images
Abstract
The utility model discloses a special three-coordinate measuring assistive device for a flange shaft, which comprises a measuring base, an assistive device supporting frame, a positioning blocking piece, an anti-rotation positioning pin and a positioning bolt, wherein the measuring base is fixed on a three-coordinate measuring platform, and the assistive device supporting frame is vertically fixed above the measuring base; the upper part of the auxiliary tool supporting frame is a circular ring frame body; a plurality of positioning retaining pieces are arranged on the side surface of the circular ring-shaped frame body at intervals; anti-rotation positioning pins are symmetrically arranged on the annular surfaces at the two sides of the annular frame body in a penetrating way; flange shaft positioning tables are symmetrically arranged on two sides below the inner ring surface of the circular frame body; the top end of the annular surface of the annular frame body is provided with a positioning bolt hole. Through the structural design, the utility model ensures that the coincidence precision of the coordinate system of the mechanical clamping product and the three-coordinate system is within 0.1mm, the repeated clamping precision of the mechanical clamping is within 0.1mm, the structural design of the auxiliary tool is stable and reliable, and the auxiliary tool has a wide application prospect in the field of automobile part processing.
Description
Technical Field
The utility model belongs to the technical field of automobile part machining, and particularly relates to a special three-coordinate measuring assistive device for a flange shaft.
Background
The flange shaft product is a key part of an automobile chassis for connecting a front suspension and a rear suspension, has strict requirements on performance and size, belongs to high-precision automobile chassis parts, and therefore has high detection requirements on the product, and needs three coordinates for detection on a plurality of form and position tolerances and sizes containing a containing principle. Because the product needs to be suspended and fixed in the three-coordinate detection process, the size to be detected is exposed in the three-coordinate measurement stroke, and the clamping precision of the measurement auxiliary tool is required to be very high.
The difficulty in the prior art is that if the size to be detected of a product is completely exposed in a three-coordinate measuring stroke, the clamping position of the product is very small, and is only 1/15 of the total length. And the coincidence precision of a mechanical clamping product coordinate system and a three-coordinate system is required to be within 0.1mm, and the repeated clamping precision of the mechanical clamping is required to be within 0.1mm, so that the structural design of the auxiliary tool is required to be stable and reliable, otherwise, the batch production of the flange plates is seriously restricted.
Therefore, in the current situation, it is necessary to provide a flange shaft three-coordinate measurement auxiliary tool with stable and reliable structural design.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to ensure the coincidence accuracy between the mechanical clamping product coordinate system and the three-coordinate system and the repeated clamping accuracy of mechanical clamping of the flange shaft three-coordinate measurement auxiliary tool, the utility model provides a flange shaft special three-coordinate measurement auxiliary tool, which has the following specific technical scheme:
A three-coordinate measuring assistive device special for a flange shaft comprises a measuring base, an assistive device supporting frame, a positioning baffle, an anti-rotation positioning pin and a positioning bolt, wherein the measuring base is fixed on a three-coordinate measuring platform, and the assistive device supporting frame is vertically fixed above the measuring base; the lower part of the auxiliary tool supporting frame is a fixed base fixedly connected with the measuring base, the upper part of the auxiliary tool supporting frame is a circular ring frame body, and the positioning part of the flange shaft can be matched and extended into the circular ring frame body; a plurality of positioning blocking pieces are arranged on the side surface of the circular ring-shaped frame body, which is far away from the flange shaft extending inlet, at intervals, and the matching surfaces of the positioning blocking pieces on the positioning blocking pieces extend into the circular ring-shaped frame body and are in contact positioning with the flange shaft; positioning pin mounting holes are symmetrically formed in the annular surfaces of the two sides of the annular frame body, and the anti-rotation positioning pins penetrate through the positioning pin mounting holes matched with the anti-rotation positioning pins and enable one ends of the anti-rotation positioning pins extending into the annular frame body to be matched with the grooves in the flange shaft for positioning; flange shaft positioning tables for positioning flange shafts are symmetrically arranged on two sides below the inner ring surface of the circular ring frame body; the top end of the annular surface of the circular ring-shaped frame body is provided with a positioning bolt hole, and the positioning bolt penetrates through the positioning bolt hole matched with the positioning bolt hole and extends into the circular ring-shaped frame body.
The utility model discloses a special three-coordinate measuring assistive device for a flange shaft, which is provided with an anti-rotation positioning pin, and the position precision of a hole site of a product to be measured after repeated clamping or product replacement is ensured through the design of the anti-rotation positioning pin. The auxiliary tool is provided with a positioning baffle structure, and the positioning baffle ensures the coincidence precision of a coordinate system and a three-coordinate system of a product to be detected after being clamped. Should assist the utensil and still be equipped with the supplementary utensil part positioning bolt of high strength high accuracy, through the design of the supplementary utensil part of high strength high accuracy, guaranteed that the product is stable at the relative position of testing process.
According to the utility model, through the design of the anti-rotation positioning pin, the positioning baffle and the structural design of the high-strength high-precision positioning bolt, the coincidence precision of the mechanical clamping product coordinate system and the three-coordinate system is ensured to be within 0.1mm, the repeated clamping precision of the mechanical clamping is within 0.1mm, the structural design of the auxiliary tool is stable and reliable, and the auxiliary tool has a wide application prospect in the field of automobile part processing.
Preferably, the measuring base is provided with an auxiliary tool fixing hole for fixing the measuring base on the three-coordinate measuring platform and a support frame mounting hole for fixing the auxiliary tool support frame, and the bottom end of the fixing base in the auxiliary tool support frame is provided with a support frame threaded hole for matching with the support frame mounting hole.
Preferably, the measuring base is further provided with a positioning pin storage hole for storing the anti-rotation positioning pin.
Preferably, the circular ring-shaped frame body is provided with a blocking piece mounting threaded hole for mounting the positioning blocking piece, and the positioning blocking piece is correspondingly provided with a positioning blocking piece mounting hole matched with the blocking piece mounting threaded hole.
Preferably, the plurality of positioning blocking pieces are arranged on the side surface of the circular ring-shaped frame body at equal intervals.
Preferably, the end part of one end of the anti-rotation positioning pin extending into the circular ring-shaped frame body is provided with an anti-rotation positioning point which is matched with the groove on the flange shaft for positioning.
Preferably, the anti-rotation positioning pin is provided with a positioning pin fitting surface matched with the positioning pin mounting hole.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a three-coordinate measuring assistive device special for a flange shaft according to the present invention.
Fig. 2 is a schematic structural diagram of a measuring base in the measuring aid of the present invention.
Fig. 3-4 are schematic structural views of the support frame of the auxiliary tool in the measuring auxiliary tool of the present invention.
Fig. 5 is a schematic structural view of a positioning baffle in the measurement aid of the present invention.
Fig. 6 is a schematic structural view of an anti-rotation positioning pin in the measurement aid of the present invention.
Fig. 7 is a front view of the measuring aid of the utility model assembled with a flange shaft.
Fig. 8 is a side view of the assembly of the measurement aid of the utility model with a flange shaft.
Fig. 9 is a schematic structural view of a flange shaft.
In the figure: 1-measuring a base, 11-an auxiliary tool fixing hole, 12-a support frame mounting hole and 13-a positioning pin storage hole; 2-an auxiliary tool support frame, 21-a fixed base, 22-a circular frame body, 23-a support frame threaded hole, 24-a baffle plate mounting threaded hole, 25-a positioning pin mounting hole, 26-a flange shaft positioning table and 27-a positioning bolt hole; 3-positioning baffle, 31-positioning baffle matching surface, 32-positioning baffle mounting hole; 4-anti-rotation positioning pin, 41-anti-rotation positioning point, and 42-positioning pin matching surface; 5-positioning the bolt; 6-fastening bolts; 7-flange shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The embodiment is as follows:
as shown in fig. 1, the three-coordinate measuring assistive device special for the flange shaft of the present invention includes a measuring base 1, an assistive device supporting frame 2, a positioning baffle 3, an anti-rotation positioning pin 4, and a positioning bolt 5.
The measuring base 1 is fixed on a three-coordinate measuring platform, as shown in fig. 2, specifically, an auxiliary tool fixing hole 11 is formed in the measuring base 1, a fixing hole is correspondingly formed in the three-coordinate measuring platform, and a fastening bolt 6 penetrates through the auxiliary tool fixing hole 11 and the fixing hole to fix the measuring base 1 on the three-coordinate measuring platform.
The auxiliary tool support frame 2 is vertically fixed above the measuring base 1; as shown in fig. 3 and 4, the lower portion of the auxiliary supporting frame 2 is a fixed base 21 fixedly connected with the measuring base 1, the upper portion is a circular frame 22, and the positioning portion of the flange shaft 7 can be inserted into the circular frame 22 in a matching manner.
The measuring base 1 is further provided with a support frame mounting hole 12, the bottom end of the fixing base 21 is provided with a support frame threaded hole 23 used for being matched with the support frame mounting hole 12, and the fastening bolt 6 penetrates through the support frame mounting hole 12 and the support frame threaded hole 23 to fix the auxiliary tool support frame 2 on the measuring base 1.
Furthermore, a positioning pin storage hole 13 for storing the anti-rotation positioning pin 4 is further formed in the measuring base 1.
A plurality of positioning baffle sheets 3 are arranged on the side surface of the circular ring-shaped frame body 22 far away from the side surface of the flange shaft 7 extending into the opening at intervals, and the plurality of positioning baffle sheets 3 are preferably arranged on the side surface of the circular ring-shaped frame body 22 at equal intervals. The positioning baffle matching surface 31 on the positioning baffle 3 extends into the annular frame body 22 and is in contact positioning with the flange shaft 7.
The annular frame body 22 is provided with a blocking piece mounting threaded hole 24, and as shown in fig. 5, the positioning blocking piece 3 is correspondingly provided with a positioning blocking piece mounting hole 32 matched with the blocking piece mounting threaded hole 24. The fastening bolt 6 passes through the positioning baffle mounting hole 32 and the baffle mounting threaded hole 24 to fix the positioning baffle 3 on the auxiliary tool support frame 2.
Positioning pin mounting holes 25 are symmetrically formed in the annular surfaces of the two sides of the annular frame body 22, and the anti-rotation positioning pin 4 penetrates through the positioning pin mounting hole 25 matched with the anti-rotation positioning pin and enables one end of the anti-rotation positioning pin extending into the annular frame body 22 to be matched and positioned with the groove on the flange shaft 7.
Further, as shown in fig. 6, an anti-rotation positioning point 41 that is matched with the groove on the flange shaft 7 for positioning is disposed at an end of the anti-rotation positioning pin 4 that extends into the circular frame 22.
Meanwhile, the rotation-preventing positioning pin 4 is provided with a positioning pin fitting surface 42 that fits the positioning pin mounting hole 25.
Flange shaft positioning tables 26 for positioning the flange shaft 7 are symmetrically arranged on two sides below the inner ring surface of the circular ring frame body 22, and the two flange shaft positioning tables 26 are designed according to the size matching of the positioning part of the flange shaft 7.
The top end of the annular surface of the circular frame body 22 is provided with a positioning bolt hole 27, and the positioning bolt 5 passes through the positioning bolt hole 27 matched with the positioning bolt hole and extends into the circular frame body 22.
The utility model relates to a three-coordinate measuring assistive device special for a flange shaft, which comprises the following specific assembling processes:
firstly, a measuring base 1 is placed on a three-coordinate measuring platform, and the measuring base 1 and the three-coordinate measuring platform are preliminarily fixed through a fastening bolt 6; then, the auxiliary tool support frame 2 and the measuring base 1 are fixedly screwed through a fastening bolt 6, a standard checking piece (such as a flange shaft 7 shown in fig. 9) is installed on the auxiliary tool support frame 2, and as shown in fig. 7 and 8, the standard checking piece is fixed through a positioning retaining sheet 3 and an anti-rotation positioning pin 4 and a positioning bolt 5, so that the freedom degree of each direction of the standard checking piece is limited; and then, position accuracy check is carried out on the whole measurement assistive device through the three-coordinate and standard checking piece, and after the check is finished, the measuring base 1 and a fastening bolt 6 on the three-coordinate measuring platform are screwed down.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A three-coordinate measuring assistive device special for a flange shaft is characterized by comprising a measuring base (1), an assistive device supporting frame (2), a positioning baffle (3), an anti-rotation positioning pin (4) and a positioning bolt (5), wherein the measuring base (1) is fixed on a three-coordinate measuring platform, and the assistive device supporting frame (2) is vertically fixed above the measuring base (1); the lower part of the auxiliary tool support frame (2) is provided with a fixed base (21) fixedly connected with the measuring base (1), the upper part is provided with a circular ring frame body (22), and the positioning part of the flange shaft (7) can be matched and extended into the circular ring frame body (22); a plurality of positioning blocking pieces (3) are arranged on the side surface of the circular ring frame body (22) far away from the side of the flange shaft (7) extending into the opening at intervals, and positioning blocking piece matching surfaces (31) on the positioning blocking pieces (3) extend into the circular ring frame body (22) and are in contact positioning with the flange shaft (7); positioning pin mounting holes (25) are symmetrically formed in the annular surfaces of the two sides of the circular ring-shaped frame body (22), and the anti-rotation positioning pins (4) penetrate through the positioning pin mounting holes (25) matched with the anti-rotation positioning pins and enable one ends of the anti-rotation positioning pins to extend into the circular ring-shaped frame body (22) to be matched and positioned with the grooves in the flange shaft (7); flange shaft positioning tables (26) for positioning the flange shafts (7) are symmetrically arranged on two sides below the inner ring surface of the circular ring frame body (22); positioning bolt holes (27) are formed in the top end of the annular surface of the circular ring-shaped frame body (22), and the positioning bolts (5) penetrate through the positioning bolt holes (27) matched with the positioning bolts and extend into the circular ring-shaped frame body (22).
2. The flange shaft dedicated three-coordinate measurement auxiliary tool according to claim 1, wherein the measurement base (1) is provided with an auxiliary tool fixing hole (11) for fixing the measurement base (1) on a three-coordinate measurement platform and a support frame mounting hole (12) for fixing the auxiliary tool support frame (2), and a support frame threaded hole (23) for being matched with the support frame mounting hole (12) is formed in the bottom end of the fixing base (21) in the auxiliary tool support frame (2).
3. The flange shaft dedicated three-coordinate measuring assistive device of claim 2, wherein the measuring base (1) is further provided with a positioning pin storage hole (13) for storing the anti-rotation positioning pin (4).
4. The flange shaft dedicated three-coordinate measuring assistive device according to claim 1, wherein a blocking piece mounting threaded hole (24) for mounting the positioning blocking piece (3) is formed in the annular frame body (22), and a positioning blocking piece mounting hole (32) matched with the blocking piece mounting threaded hole (24) is correspondingly formed in the positioning blocking piece (3).
5. The flange shaft dedicated three-coordinate measuring assistive device of claim 4, wherein a plurality of the positioning baffles (3) are mounted on the side surface of the circular ring-shaped frame body (22) at equal distances.
6. The flange shaft dedicated three-coordinate measuring assistive device according to claim 1, wherein an anti-rotation positioning point (41) that is positioned in cooperation with a groove on the flange shaft (7) is provided at an end portion of the anti-rotation positioning pin (4) that extends into the circular ring frame body (22).
7. The flange shaft dedicated three-coordinate measuring assistive device of claim 1 or 6, wherein the anti-rotation positioning pin (4) is provided with a positioning pin fitting surface (42) which is fitted with the positioning pin mounting hole (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122551281.8U CN216634042U (en) | 2021-10-22 | 2021-10-22 | Special three-coordinate measuring assistive device for flange shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122551281.8U CN216634042U (en) | 2021-10-22 | 2021-10-22 | Special three-coordinate measuring assistive device for flange shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216634042U true CN216634042U (en) | 2022-05-31 |
Family
ID=81729574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122551281.8U Active CN216634042U (en) | 2021-10-22 | 2021-10-22 | Special three-coordinate measuring assistive device for flange shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216634042U (en) |
-
2021
- 2021-10-22 CN CN202122551281.8U patent/CN216634042U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216634042U (en) | Special three-coordinate measuring assistive device for flange shaft | |
| CN203053343U (en) | Automobile sheet metal part inspection tool | |
| CN215469638U (en) | Quick positioning and clamping tool for machining inner hole of spherical high-pressure container | |
| CN210512900U (en) | Detection tool for automobile side wall outer plate carrying auxiliary clamp | |
| CN209811768U (en) | Clamping mechanism of hub drill clamp | |
| CN212253883U (en) | Detection tool for automobile front longitudinal beam assembly | |
| CN110940249A (en) | Utensil is examined to car seat back right side support pressure riveting singleness | |
| CN211601773U (en) | Utensil is examined to car seat back right side support pressure riveting singleness | |
| CN216759007U (en) | Fastening structure for positioning and processing cross flange rib plate | |
| CN214407235U (en) | Detection tool for automobile part detection tool | |
| CN212734798U (en) | High-precision repair welding tool | |
| CN220103950U (en) | Stamping forming gauge for outer side separation cover of automobile muffler bag body | |
| CN220659778U (en) | Frame work piece welding frock | |
| CN217452749U (en) | Three-circle splicing welding clamp for annular fuel assembly | |
| CN216432808U (en) | Detection tool for profile of composite material blade | |
| CN219368581U (en) | Bottom shell position degree gauge | |
| CN209326518U (en) | A kind of plate V-type tooling applied on dimension detector | |
| CN218169445U (en) | CNC four-axis jig for machining mobile phone parts | |
| CN212931243U (en) | Auxiliary limiting clamping device and measuring assembly | |
| CN209857827U (en) | Utensil is examined to left suspension bracket of increase journey ware power assembly | |
| CN213917968U (en) | Positioning tool for assembling combination valve | |
| CN217877410U (en) | Centering zero calibration structure of automobile glass inspection device | |
| CN217900720U (en) | Checking fixture for automobile B-pillar reinforcing plate | |
| CN220389218U (en) | Fixed curvature aircraft skin clamping tool | |
| CN212300215U (en) | Front glass right framework checking fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |