CN212363017U - Three-coordinate measuring clamp suitable for automobile front box body - Google Patents
Three-coordinate measuring clamp suitable for automobile front box body Download PDFInfo
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- CN212363017U CN212363017U CN202021296586.8U CN202021296586U CN212363017U CN 212363017 U CN212363017 U CN 212363017U CN 202021296586 U CN202021296586 U CN 202021296586U CN 212363017 U CN212363017 U CN 212363017U
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Abstract
The utility model discloses a three-coordinate measuring anchor clamps suitable for box before car belongs to the box and detects technical field, through first stand, second stand, clamp plate stand, the setting of correspondence of locating panel on the bottom plate to and compress tightly the corresponding setting of post, compact heap, locating pin, quick clamp isotructure on corresponding stand, panel, the stable support of box before can effectively realizing and the accurate location of preceding box processing terminal surface, the three-coordinate measurement of box has made preparation before for. The utility model discloses a three-coordinate measuring anchor clamps suitable for box before car, its simple structure, the accurate clamping of box before the simple operation can realize fast, and the accuracy of box processing terminal surface location before guaranteeing, and then ensure preceding box three-coordinate measuring accuracy, box three-coordinate measuring's efficiency before promoting, the error in the box manufacturing process before reducing new energy automobile, the manufacturing cost of box before reducing new energy automobile has better application prospect and spreading value.
Description
Technical Field
The utility model belongs to the technical field of the box detects, concretely relates to three-coordinate measuring anchor clamps suitable for box before car.
Background
In the automotive industry, various types of cabinets are often processed and manufactured. For these box structures, it is often necessary to perform precise measurements of the machining dimensions, shapes and form and position tolerances to ensure the accuracy of the machining of the box structures. When box body measurement is carried out, the three-coordinate measurement method is a measurement method for detecting the precision characteristics of a workpiece, and is widely applied to the fields of machinery manufacturing industry, automobile industry, new energy automobile industry, electronic industry, aerospace industry, national defense industry and the like.
When three-coordinate measurement of the box body is carried out, a workpiece is required to be clamped and supported, then the dimension and each characteristic tolerance of the workpiece are analyzed, and then coordinates are established. At present, new energy automobiles are more and more widely applied, and the requirements for processing and measuring parts of the new energy automobiles are more and more increased. Meanwhile, the related box body structure of the new energy automobile has great difference with the box body of the fuel automobile, and nowadays, a three-coordinate measuring clamp aiming at the front box body of the automobile is mostly designed aiming at the front box body of the fuel automobile. Therefore, the three-coordinate measurement of the front box body of the new energy automobile has certain limitation, and the three-coordinate measurement of the front box body cannot be rapidly and accurately realized, so that the machining precision of the front box body is poor, and the machining cost is high.
SUMMERY OF THE UTILITY MODEL
To the above defect of prior art or improve in the demand one or more, the utility model provides a three-dimensional measuring anchor clamps suitable for box before the car can effectively realize the reliable clamping of box before the car, and the three-dimensional of box is measured before supplementary completion, and the precision of box processing before guaranteeing.
In order to achieve the above purpose, the utility model provides a three-coordinate measuring clamp which is suitable for a front box body of an automobile, comprising a bottom plate,
the bottom plate is horizontally arranged in a plate shape, and the top surface of one side of the bottom plate is provided with a first upright post, a positioning panel and a second upright post at intervals along the longitudinal direction and is used for clamping and positioning the machined end surface of the front box body; a pressing plate upright post is vertically arranged on the top surface of the other side of the bottom plate and used for supporting the bottom of one side, away from the machined end face, of the front box body;
a first positioning pin is transversely arranged at the top of the first upright column, a second positioning pin is transversely arranged at the top of the second upright column, and the two positioning pins can be respectively embedded into corresponding processing holes on the processing end face; the top of the first upright post is provided with a first compression post, the top of the positioning panel is provided with a second compression post, the two compression posts are respectively arranged along the transverse direction, and the end parts of the two compression posts are respectively provided with compression blocks, namely a first compression block and a second compression block, which are used for compressing the processing end surface on the end surface of the corresponding column body; and meanwhile, the top of the second upright post is provided with a quick clamp corresponding to the second positioning pin, and the quick clamp is used for clamping the machined end face on the end face of the second upright post.
As a further improvement of the utility model, the top of the pressure plate upright post is vertically provided with a floating support pin; the floating support pin can be fixed after being lifted and lowered in a vertical reciprocating mode to a certain height.
As a further improvement of the utility model, a plurality of auxiliary supports are arranged on the bottom plate at intervals; the auxiliary support is vertically arranged, the bottom of the auxiliary support is fixed on the bottom plate, and the top of the auxiliary support can be abutted to the bottom of the front box body.
As a further improvement of the utility model, the pressing plate upright posts on the bottom plate are a plurality of which are arranged at intervals.
As a further improvement of the utility model, the top of all or part of the auxiliary support is provided with a horizontal branch part; the horizontal branch part is formed by bending the top of the auxiliary support by 90 degrees and extending.
As a further improvement of the utility model, two the compact heap is made by elastic material respectively.
As a further improvement of the utility model, the second upright post is provided with a limiting block; one end of the limiting block is fixed on the second upright post, and the other end of the limiting block extends along the transverse direction and is used for limiting the longitudinal movement of the front box body.
As a further improvement of the utility model, a plurality of hollow holes are arranged on the bottom plate at intervals.
As a further improvement of the utility model, the top of the pressing plate upright post is vertically provided with a blind hole corresponding to the floating supporting pin, and a telescopic unit which can be vertically telescopic is accommodated in the blind hole; the floating support pin is coaxially embedded into the blind hole, and the end part of the floating support pin is abutted against the telescopic unit;
a guide groove is axially formed in the side wall surface of the floating support pin, a through hole penetrating through the blind hole is formed in the side wall surface of the pressing plate upright post, and a guide pin is arranged in the through hole; the guide pin passes through the through hole and is embedded into the guide groove by the end part, and the guide pin can be tightly abutted against the groove bottom of the guide groove after the floating support pin is lifted and adjusted in place.
As a further improvement of the utility model, the telescopic unit is a spring coaxially arranged with the floating support pin; and/or the guide pin is a screw that is threadedly mated with the through hole.
The above-described improved technical features may be combined with each other as long as they do not conflict with each other.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, has following beneficial effect:
(1) the utility model discloses a three-coordinate measuring anchor clamps suitable for box before car, through first stand, the second stand, the clamp plate stand, the corresponding setting of positioning panel on the bottom plate to and compress tightly the corresponding setting of post, compact heap, locating pin, quick clamp isotructure on corresponding stand, panel, the stable support of box before can effectively realizing and the accurate location of preceding box processing terminal surface, for the three-coordinate measurement of preceding box prepare, promoted the efficiency and the accuracy of new forms of energy car front box clamping, guaranteed the accuracy of three-coordinate measurement, promoted the efficiency of three-coordinate measurement;
(2) the utility model discloses a three-coordinate measuring anchor clamps suitable for box before car, it utilizes the corresponding setting of structures such as blind hole, spring, guide way, pilot pin through set up the unsteady supporting pin at the top of clamp plate stand, has effectively realized the accurate regulation and the locking of unsteady supporting pin position for the unsteady supporting pin can satisfy the reliable support of the same type but different specifications front box, has guaranteed the compatibility of three-coordinate measuring anchor clamps, has reduced the cost of setting up of three-coordinate measuring anchor clamps;
(3) the utility model discloses a three-coordinate measuring anchor clamps suitable for box before car, its simple structure, the accurate clamping of box before the simple operation can realize fast, and the accuracy of box processing terminal surface location before guaranteeing, and then ensure preceding box three-coordinate measuring accuracy, box three-coordinate measuring's efficiency before promoting, the error in the box manufacturing process before reducing new energy automobile, the manufacturing cost of box before reducing new energy automobile has better application prospect and spreading value.
Drawings
Fig. 1 is a schematic view of an overall structure of a three-coordinate measuring fixture in an embodiment of the present invention;
FIG. 2 is a schematic structural view of the embodiment of the present invention when the front case is clamped on the three-dimensional measuring fixture;
FIG. 3 is a schematic structural diagram of a pressing plate column in the three-coordinate measuring fixture according to the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a floating support pin in a three-coordinate measuring fixture according to an embodiment of the present invention;
in all the figures, the same reference numerals denote the same features, in particular: 1. the device comprises a first compression column, 2, a first compression block, 3, a first positioning pin, 4, a first auxiliary support, 5, a floating support pin, 6, a second compression block, 7, a second compression column, 8, a second auxiliary support, 9, a bottom plate, 10, a limiting block, 11, a quick clamp, 12, a second positioning pin, 13, a pressure plate upright post and 14, a positioning panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Example (b):
referring to fig. 1 to 4, the three-coordinate measuring fixture for a front box of an automobile according to the preferred embodiment of the present invention includes a plate-shaped bottom plate 9 and a plurality of supporting columns vertically disposed on the bottom plate 9. Meanwhile, in the preferred embodiment, the front case clamped by the three-coordinate measuring jig is shown in fig. 2, one side of the case is a machined end face, the machined end face has a certain thickness, and a plurality of machining holes are formed in the circumferential direction of the machined end face at intervals and used for connecting and matching the front case with other mechanisms.
Specifically, the bottom plate 9 in the preferred embodiment is rectangular plate-shaped, and a plurality of hollowed holes, such as two rectangular square holes spaced apart from each other as shown in fig. 1, are formed in the middle of the bottom plate for reducing the overall weight of the clamp. In the preferred embodiment, the bottom plate 9 has a longitudinal direction in the longitudinal direction and a transverse direction in the width direction.
Further, two columns are provided on one side of the bottom plate 9 in the width direction (i.e., the lateral side), and are provided at intervals in the length direction (i.e., the longitudinal direction) of the bottom plate 9, as shown in fig. 1, and are provided at two corners of the bottom plate 9. In particular, a strut is provided longitudinally at the top of the first upright (on the left in fig. 1), which strut is preferably integrally formed with the upright, although the two may be connected by welding or another form of connection. Furthermore, a first positioning pin 3 is fixedly arranged on the support rod, and the axis of the first positioning pin is transversely arranged and used for matching with a processing hole on the processing end face of the front box body. Meanwhile, a first compression column 1 is transversely arranged at the top of the first upright column, one end of the first compression column 1 is fixedly connected with the top of the first upright column, and a first compression block 2 is arranged at the other end of the first compression column. The first pressing block 2 in the preferred embodiment is preferably arranged along the longitudinal direction and is used for pressing the machined end face of the front box body on the support rod after the first positioning pin 3 is matched with the machined hole on the machined end face.
Further, a strut is also arranged at the top of the second upright (located at the right side in fig. 1) along the longitudinal direction, and a second positioning pin 12 is arranged on the strut, and the axis of the second positioning pin 12 is arranged along the transverse direction and is used for matching with another processing hole on the processing end face. Preferably, a limiting block 10 is arranged at the middle upper part of the second upright, the limiting block 10 is in an L-shaped structure and is provided with a first support plate fixedly connected with the second upright and a second support plate arranged along the transverse direction, and the limiting of one end of the front box body in the longitudinal direction can be realized through the arrangement of the second support plate. Further preferably, the top of the second upright post is also provided with a quick clamp 11, so that the quick clamping of the machining end part of the front box body can be quickly realized, and the machining end surface is tightly attached to the end surface of the supporting rod.
Further, a positioning panel 14 is further disposed between the first upright and the second upright, and the positioning panel 14 is a vertically disposed plate-like structure, wherein a line and a center line of the two uprights are preferably in the same vertical plane, so that the two uprights and the positioning panel 14 can be correspondingly matched with the machined end face of the front box body. Specifically, the top of the positioning panel 14 is provided with a second pressing column 7 and a second pressing block 6, the second pressing column 7 is preferably arranged along the transverse direction, one end of the second pressing column is connected with the positioning panel 14 in a matching mode, and the end of the other end of the second pressing column is provided with the second pressing block 6. The second pressing block 6 is preferably vertically arranged and used for matching and pressing the machined end face to be attached to the end face of the positioning panel 14.
In the preferred embodiment, the first and second holding blocks 2, 6 are made of an elastic material (e.g., rubber material) and can be adapted to a certain degree of bending deformation, and thus can be adapted to the clamping of the machined end faces with different thicknesses. Under the general condition, the length of two compressing columns is not more than the thickness of the processing end face, and one side of the processing end face can be ensured to be attached to the end face of the upright column or the positioning panel. Further, the first pressing block 2, the second pressing block 6 and the quick clamp 11 in the preferred embodiment are arranged in a triangular shape in the same vertical plane, so that the "surface positioning" of the machined end surface is realized, wherein the setting height of the positioning panel 14 is the lowest, corresponding to the clamping at the bottom of the machined end surface, and the setting positions of the two pressing blocks are higher than the height of the positioning panel 14, so as to realize the clamping at the two sides or the top of the machined end surface, as shown in fig. 2.
Further, at least one pressing plate upright post 13 is arranged on the other side of the bottom plate 9, which is away from the two upright posts, and is used for supporting the bottom of the side, which is away from the processing end face, of the front box body, and the pressing plate upright posts 13 are a plurality of pressing plate upright posts 13 arranged at intervals in the length direction of the bottom plate 9 in the preferred embodiment. Accordingly, the top (as shown in the left side of fig. 3) of the pressure plate upright 13 in the preferred embodiment is vertically provided with a floating support pin 5, and the floating support pin 5 can vertically float up and down for a certain distance according to the height of the bottom of the front box body, so that the top of the floating support pin 5 can abut against the bottom of the front box body after the machined end face is accurately clamped and positioned.
Specifically, in the preferred embodiment, a blind hole with a certain depth is formed on the top end surface of the pressure plate column 13 along the axis, and a telescopic unit, such as a spring shown in fig. 3, is disposed therein, one end of the telescopic unit abuts against the bottom of the blind hole, and the other end abuts against the bottom of the floating support pin 5, so that the floating support pin 5 can float up and down through the telescopic unit. Further, a guide groove is axially opened on a side circumference of the floating support pin 5, as shown in fig. 4, and a through hole communicating with the blind hole is opened on a side wall surface of the platen column 13, and a guide pin is inserted into the through hole, and one end of the guide pin is inserted into the guide groove, which can guide the floating support pin 5 in an up-and-down floating manner. The guide pin in the preferred embodiment is a screw that is threadedly engaged with the through hole, and by tightening the screw, the floating support pin 5 can be pressed against the corresponding position, thereby achieving the positioning of the floating support pin 5.
Further, in the transverse space between the platen upright 13 and the two uprights, a plurality of auxiliary supports, such as a first auxiliary support 4 and a second auxiliary support 8 as shown in fig. 1, are provided at intervals, and the two auxiliary supports are preferably provided beside the vertical plane of the two uprights for auxiliary support of the front box body. Preferably, the top of the auxiliary support is provided with a horizontal support part to increase the contact area with the bottom of the front case and ensure the stability of the support, as shown by the first auxiliary support 4 in fig. 1.
Through the above combination arrangement, a three-coordinate measuring fixture in a preferred embodiment can be obtained, and in practical application, the bottom plate 9 can be placed or fixed on a corresponding workbench, so that the level of the bottom plate 9 is ensured. Afterwards, can place the preceding box that awaits measuring and carry out thick location on auxiliary stay (4, 8) for the processing terminal surface of preceding box corresponds two compact heap (2, 6) and presss from both sides 11 fast, then with two locating pins (3, 12) respectively during the corresponding processing hole on the embedding processing terminal surface, and two compact heap (2, 6) and press from both sides 11 fast and compress tightly the processing terminal surface on corresponding cylinder terminal surface respectively, realize the location of processing terminal surface. And then, adjusting the vertical position of the floating support pin 5 to stably support the bottom of the front box body, ensuring the front box body to be accurately clamped and preparing for subsequent measurement.
The utility model provides a three-coordinate measuring anchor clamps suitable for box before car, its simple structure, the accurate clamping of box before the simple operation can realize fast, and the accuracy of box processing terminal surface location before guaranteeing, and then ensure preceding box three-coordinate measuring accuracy, box three-coordinate measuring's efficiency before promoting, the error in the box manufacturing process before reducing new energy automobile, the manufacturing cost of box before reducing new energy automobile has better application prospect and spreading value.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A three-coordinate measuring clamp suitable for a front box body of an automobile comprises a bottom plate and is characterized in that,
the bottom plate is horizontally arranged in a plate shape, and the top surface of one side of the bottom plate is provided with a first upright post, a positioning panel and a second upright post at intervals along the longitudinal direction and is used for clamping and positioning the machined end surface of the front box body; a pressing plate upright post is vertically arranged on the top surface of the other side of the bottom plate and used for supporting the bottom of one side, away from the machined end face, of the front box body;
a first positioning pin is transversely arranged at the top of the first upright column, a second positioning pin is transversely arranged at the top of the second upright column, and the two positioning pins can be respectively embedded into corresponding processing holes on the processing end face; a first pressing column is arranged at the top of the first upright column, a second pressing column is arranged at the top of the positioning panel, and the two pressing columns are respectively arranged along the transverse direction; the end parts of the two compression columns are respectively provided with a compression block, namely a first compression block and a second compression block, which are used for compressing the processing end surface on the end surface of the corresponding column body; and meanwhile, the top of the second upright post is provided with a quick clamp corresponding to the second positioning pin, and the quick clamp is used for clamping the machined end face on the end face of the second upright post.
2. The three-coordinate measuring fixture suitable for the automobile front box body according to claim 1, wherein a floating support pin is vertically arranged at the top of the pressure plate stand column; the floating support pin can be fixed after being lifted and lowered in a vertical reciprocating mode to a certain height.
3. The three-coordinate measuring clamp suitable for the automobile front box body according to claim 1, wherein a plurality of auxiliary supports are arranged on the bottom plate at intervals; the auxiliary support is vertically arranged, the bottom of the auxiliary support is fixed on the bottom plate, and the top of the auxiliary support can be abutted to the bottom of the front box body.
4. The three-coordinate measuring clamp suitable for the automobile front box body according to any one of claims 1 to 3, wherein the pressing plate stand columns on the bottom plate are arranged at intervals.
5. The three-coordinate measuring clamp suitable for the automobile front box body according to claim 3, wherein a horizontal branch part is arranged on the top of all or part of the auxiliary support; the horizontal branch part is formed by bending the top of the auxiliary support by 90 degrees and extending.
6. The three-coordinate measuring clamp suitable for the automobile front box body according to any one of claims 1 to 3, wherein the two pressing blocks are respectively made of an elastic material.
7. The three-coordinate measuring clamp suitable for the automobile front box body according to any one of claims 1 to 3, wherein a limiting block is arranged on the second upright post; one end of the limiting block is fixed on the second upright post, and the other end of the limiting block extends along the transverse direction and is used for limiting the longitudinal movement of the front box body.
8. The three-coordinate measurement clamp suitable for the automobile front box body according to any one of claims 1 to 3, wherein a plurality of hollowed holes are formed in the bottom plate at intervals.
9. The three-coordinate measuring clamp suitable for the automobile front box body according to claim 2, wherein a blind hole is vertically formed in the top of the pressure plate stand column corresponding to the floating support pin, and a telescopic unit capable of vertically stretching is accommodated in the blind hole; the floating support pin is coaxially embedded into the blind hole, and the end part of the floating support pin is abutted against the telescopic unit;
a guide groove is axially formed in the side wall surface of the floating support pin, a through hole penetrating through the blind hole is formed in the side wall surface of the pressing plate upright post, and a guide pin is arranged in the through hole; the guide pin passes through the through hole and is embedded into the guide groove by the end part, and the guide pin can be tightly abutted against the groove bottom of the guide groove after the floating support pin is lifted and adjusted in place.
10. The three-coordinate measuring jig applicable to a front box body of an automobile according to claim 9, wherein the telescopic unit is a spring coaxially disposed with the floating support pin; and/or the guide pin is a screw that is threadedly mated with the through hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021296586.8U CN212363017U (en) | 2020-07-02 | 2020-07-02 | Three-coordinate measuring clamp suitable for automobile front box body |
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Application Number | Priority Date | Filing Date | Title |
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CN202021296586.8U CN212363017U (en) | 2020-07-02 | 2020-07-02 | Three-coordinate measuring clamp suitable for automobile front box body |
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CN212363017U true CN212363017U (en) | 2021-01-15 |
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CN202021296586.8U Active CN212363017U (en) | 2020-07-02 | 2020-07-02 | Three-coordinate measuring clamp suitable for automobile front box body |
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- 2020-07-02 CN CN202021296586.8U patent/CN212363017U/en active Active
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