CN209811555U - Fixture positioning rotary table - Google Patents
Fixture positioning rotary table Download PDFInfo
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- CN209811555U CN209811555U CN201920187155.9U CN201920187155U CN209811555U CN 209811555 U CN209811555 U CN 209811555U CN 201920187155 U CN201920187155 U CN 201920187155U CN 209811555 U CN209811555 U CN 209811555U
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- limiting
- supporting
- base
- fixture positioning
- turntable
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Abstract
The utility model relates to a white automobile body anchor clamps positioning device technical field especially relates to an anchor clamps location revolving stage. The fixture positioning rotary table comprises a rotary table base plate and a supporting seat; the bottom of the turntable substrate is fixedly provided with a first limiting piece, and the top of the supporting seat is abutted against the bottom of the first limiting piece and used for supporting the turntable substrate; the supporting seat is fixedly provided with a second limiting piece, the second limiting piece can be abutted against the first limiting piece when the rotary table substrate is positioned at the clamp switching position, and the second limiting piece is used for limiting the movement of the first limiting piece in the horizontal direction. The utility model provides an anchor clamps location revolving stage, when the in-process of switching anchor clamps appears that the anchor clamps focus on the revolving stage base plate is skew with the revolving stage center or the revolving stage receives the condition of assaulting, the second locating part can with first locating part combined action, restriction revolving stage base plate X to, Y to and Z to the position, guarantee the positioning accuracy of revolving stage, improve the welding quality of white automobile body.
Description
Technical Field
The utility model relates to a white automobile body anchor clamps positioning device technical field especially relates to an anchor clamps location revolving stage.
Background
With the maturity of the development of the automobile industry in China, the attention degree of each large automobile enterprise on the welding quality of the body in white is gradually increased, and generally, a fixture for fixing the body in white is fixed on a rotary table so as to weld the body in white.
At present, the rotary table used in each large host factory generally adopts a servo electrode to drive a rotary table substrate to rotate, and a welding clamp is fixed on the rotary table substrate. For the larger base plate of the turntable, only 2-4 supports in the Z direction (vertical direction) are generally added, and the X direction and the Y direction (two horizontal directions which are perpendicular to each other) are not limited. When the turntable is used for a long time, if the center of gravity of a clamp on the base plate of the turntable deviates from the center of the turntable or the turntable is impacted, the positioning precision of the turntable is affected, and the welding quality of a body-in-white is further affected.
In summary, how to overcome the above-mentioned defects of the existing fixture positioning rotary table is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anchor clamps location revolving stage to the positioning accuracy who exists of anchor clamps location revolving stage among the alleviating prior art is poor, influences white automobile body welding quality's technical problem.
The utility model provides an anchor clamps location revolving stage, including revolving stage base plate and supporting seat.
The bottom of the turntable substrate is fixed with a first limiting part, and the top of the supporting seat is abutted against the bottom of the first limiting part to support the turntable substrate.
The supporting seat is fixedly provided with a second limiting part, the second limiting part can be abutted against the first limiting part when the rotary table substrate is positioned at the clamp switching position, and the second limiting part is used for limiting the movement of the first limiting part in the horizontal direction.
Preferably, as an implementation manner, an arc surface coaxial with the turntable substrate is provided on the first limiting member, a limiting portion is provided on the second limiting member, and the limiting portion on the second limiting member can move along the arc surface on the first limiting member.
Preferably, as an implementation mode, the limiting portion on the second limiting member is a guide wheel, and the guide wheel can roll along the arc surface on the first limiting member.
Preferably, as an implementation manner, the supporting seat, the first limiting member and the second limiting member are all multiple, the multiple first limiting members correspond to the multiple supporting seats one to one, and each first limiting member is fixed on the corresponding supporting seat; the plurality of second locating parts correspond to the plurality of first locating parts one by one, each first locating part is provided with an arc surface, each second locating part is provided with the limiting part, and the limiting parts on the plurality of second locating parts can respectively move along the corresponding arc surfaces on the first locating parts.
Preferably, as an implementation manner, the plurality of first limiting members are grouped in pairs, and two of the first limiting members in each group are subjected to opposite pressure from the second limiting member.
Preferably, as an implementation manner, the plurality of supporting seats are all located on a first circular ring, a center of the first circular ring is located on a central axis of the turntable substrate, and arc surfaces on the first limiting member are all located on the same cylindrical surface.
Preferably, as an implementation manner, the plurality of supporting seats include a plurality of first supporting seats and a plurality of second supporting seats, the plurality of first supporting seats are all located on a second circular ring, a center of the second circular ring is located on a central axis of the turntable substrate, and circular arc surfaces on first limiting pieces fixed on the first supporting seats are all located on the same cylindrical surface; the second supporting seats are all located on a third circular ring, the circle center of the third circular ring is located on the central axis of the rotary table substrate, the circular arc surfaces fixed on the first limiting parts on the second supporting seats are located on the same cylindrical surface, and the radius of the second circular ring is smaller than that of the third circular ring.
Preferably, as an implementation manner, the bottom of the first limiting member is a plane, and a rolling member is mounted on the supporting seat, and the rolling member can roll along the bottom plane of the first limiting member when abutting against the bottom of the first limiting member.
Preferably, as an implementable mode, the supporting seat includes fixing base and sliding seat, the fixing base with there is the clearance between the sliding seat, just the sliding seat with be provided with a plurality of leveling bolt between the fixing base, it is a plurality of leveling bolt respectively with the sliding seat with the fixing base is connected.
Preferably, as an implementation mode, a bottom plate portion is arranged at the bottom of the movable seat, a plurality of limit blocks are arranged at the top of the fixed seat, the plurality of limit blocks surround the bottom plate portion at the bottom of the movable seat, and the plurality of limit blocks are all abutted to the edge of the bottom plate portion of the movable seat.
Compared with the prior art, the utility model has the advantages of:
the utility model provides a fixture positioning rotary table mainly comprises a rotary table base plate and a supporting seat, a first locating part is fixed at the bottom of the rotary table base plate, and the bottom of the first locating part is abutted against the top of the supporting seat, so that the supporting seat can play a role of supporting the rotary table base plate, and the supporting seat can play a role of limiting the Z-direction (vertical direction) position of the rotary table base plate; the second limiting part is fixed at the top of the supporting seat, and the position of the first limiting part is preferably arranged to be abutted against the second limiting part when the clamp is switched, so that the second limiting part can limit the movement of the first limiting part in the horizontal direction, namely the second limiting part can play a role in limiting the positions of the turntable substrate in the X direction and the Y direction (two mutually perpendicular horizontal directions).
Therefore, the utility model provides an anchor clamps location revolving stage, when the in-process of switching anchor clamps appears that the anchor clamps focus on the revolving stage base plate is skew with the revolving stage center or the revolving stage receives the condition of assaulting, the second locating part can with first locating part combined action, restriction revolving stage base plate X to, Y to and Z to the position, guarantee the positioning accuracy of revolving stage, improve the welding quality of white automobile body.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of a turntable according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a turntable according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is a schematic view of an assembly structure of a supporting seat and a second limiting member according to an embodiment of the present invention;
fig. 5 is a schematic view of an assembly structure of the supporting seat and the second limiting member according to another view angle provided by the embodiment of the present invention.
Icon: 1-a turntable substrate; 2-a support seat; 3-a first limit piece; 4-a second stop;
21-a roller; 22-a fixed seat; 23-a movable seat; 24-leveling bolts; 25-a fixing bolt; 26-a limiting block; 31-arc surface; 41-a guide wheel;
231-floor portion.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
Referring to fig. 1-3, in one embodiment there is provided a fixture positioning turret comprising a turret base plate 1 and a support base 2.
The bottom of the turntable substrate 1 is fixed with a first limiting part 3, and the top of the supporting seat 2 is abutted against the bottom of the first limiting part 3 to support the turntable substrate 1.
A second limiting part 4 is fixed on the supporting seat 2, the second limiting part 4 can abut against the first limiting part 3 when the turntable substrate 1 is in the clamp switching position, and the second limiting part 4 is used for limiting the movement of the first limiting part 3 in the horizontal direction.
Analysis of the above structure reveals that: the first limiting piece 3 is fixed at the bottom of the turntable substrate 1, and the bottom of the first limiting piece 3 is abutted against the top of the supporting seat 2, so that the supporting seat 2 can play a role in supporting the turntable substrate 1, and the supporting seat 2 can play a role in limiting the Z-direction (vertical direction) position of the turntable substrate 1; the second stopper 4 is fixed to the top of the support base 2, and the position of the first stopper 3 is preferably set so as to be able to abut against the second stopper 4 when the jig is switched, so that the second stopper 4 can restrict the movement of the first stopper 3 in the horizontal direction, that is, the second stopper 4 can play a role of restricting the positions of the turntable substrate 1 in the X direction and the Y direction (two mutually perpendicular horizontal directions).
Therefore, in the fixture positioning turntable provided by this embodiment, when the center of gravity of the fixture on the turntable substrate 1 deviates from the center of the turntable or the turntable is impacted in the process of switching the fixture, the second limiting member 4 can act together with the first limiting member 3 to limit the positions of the turntable substrate 1 in the X direction, the Y direction and the Z direction, so as to ensure the positioning accuracy of the turntable and improve the welding quality of the body-in-white.
On the basis of the technical scheme, the following scheme with a specific structure is provided, and the corresponding technical effects of each technical scheme are explained:
in a specific structure, referring to fig. 3, an arc surface 31 coaxial with the turntable substrate 1 may be disposed on the first limiting member 3, and a limiting portion may be disposed on the second limiting member 4, so that when the turntable rotates, the limiting portion on the second limiting member 4 can move along the arc surface 31 on the first limiting member.
Conversely, a limiting portion may be provided on the first limiting member 3, and an arc surface 31 coaxial with the turntable substrate 1 may be provided on the second limiting member 4, so that when the turntable rotates, the limiting portion on the first limiting member 3 can move along the arc surface 31 on the second limiting member 4.
Preferably, the limiting part is set as the guide wheel 41, and the guide wheel 41 can roll along the arc surface 31, so that the abrasion between the limiting part and the arc surface 31 in the rotating process of the turntable substrate 1 is reduced, and the service life is prolonged.
Specifically, referring to fig. 1 and 2, a plurality of supporting seats 2, a plurality of first limiting members 3 and a plurality of second limiting members 4 may be provided, the plurality of first limiting members 3 correspond to the plurality of supporting seats 2 one to one, and the plurality of first limiting members 3 are respectively fixed on the corresponding supporting seats 2; the plurality of second limiting parts 4 correspond to the plurality of first limiting parts 3 one by one, each first limiting part 3 is provided with an arc surface 31, and meanwhile, each second limiting part 4 is provided with a limiting part, so that the limiting parts on the plurality of second limiting parts 4 can respectively move along the arc surfaces 31 on the corresponding first limiting parts.
Preferably, the first limiting members 3 may be arranged in pairs to form a group, and the positions of the two limiting members in each group of first limiting members are set to positions that can make the pressures applied from the second limiting members 4 opposite, so that the two limiting members in each group of first limiting members 3 can act in a coordinated manner, and the limiting effect on the turntable substrate 1 is further improved.
Particularly, the plurality of first limiting members 3 may be provided in two sets, and four first limiting members 3 of the two sets of first limiting members 3 are respectively fixed at four corners of the turntable substrate 1, so as to reduce the cost while ensuring the accuracy.
As an implementation manner, the plurality of supporting seats 2 may be all disposed on a first circular ring, wherein a center of the first circular ring is located on a central axis of the turntable substrate 1, and the circular arc surfaces 31 on the first limiting member are all disposed on the same cylindrical surface, so as to determine positions of the plurality of supporting seats 2 and ensure installation accuracy.
As another possible implementation manner, the plurality of supporting seats 2 may be divided into a plurality of first supporting seats 2 and a plurality of second supporting seats 2 (specifically, the supporting seats 2 are divided into several types, and it is seen that the supporting seats are changed according to needs), and the plurality of first supporting seats 2 are all disposed on a second circular ring, wherein the center of the second circular ring is located on the central axis of the turntable substrate 1, and the circular arc surfaces 31 on the first limiting member fixed on the first supporting seats 2 are all disposed on the same cylindrical surface; all set up a plurality of second supporting seats 2 on the second ring, wherein, the center of second ring is located the central axis of revolving stage base plate 1 to the arc surface 31 that will fix on the first locating part on second supporting seat 2 all sets up on same face of cylinder, and wherein, the radius of second ring is less than the radius of third ring, and first supporting seat 2 is located the ring department that the radius is different with second supporting seat 2 promptly, in order to strengthen the supporting effect.
Preferably, referring to fig. 4 and 5, the bottom of the first limiting member 3 is set to be a plane, and a rolling member is mounted on the supporting seat 2, so that when the bottom plane of the first limiting member 3 abuts against the rolling member on the supporting seat 2, the rolling member can roll along the bottom plane of the first limiting member 3, thereby reducing the wear between the supporting seat 2 and the first limiting member 3 when the turntable base plate 1 rotates.
In the concrete structure, can select the ball to act on the rolling member to set up the ball groove at the top of supporting seat 2, in order to put into the ball inslot with the ball, like this, the ball just can freely roll in the ball groove, so that the ball can roll along the bottom plane of first locating part 3 more smoothly, prevents that the ball from breaking away from the supporting seat.
Be provided with fixing base 22 and sliding seat 23 in the concrete structure of supporting seat 2, set up a plurality of leveling bolt 24 between sliding seat 23 and fixing base 22, be connected a plurality of leveling bolt 24 with sliding seat 23 and fixing base 22 respectively, and there is the clearance between fixing base 22 and sliding seat 23, so that a plurality of leveling bolt 24 can adjust the clearance size between its position department fixing base 22 and the sliding seat 23, thereby, play the deviation of adjustment sliding seat 23 in X, Y, Z to, with the position accuracy of further guaranteeing sliding seat 23, thereby guarantee the precision of revolving stage.
Further, still be provided with bottom plate portion 231 in the bottom of sliding seat 23 to set up a plurality of stopper 26 at the top of fixing base 22, surround a plurality of stopper 26 around the bottom plate portion 231 of sliding seat 23 bottom, and all with a plurality of stopper 26 with the edge butt of the bottom plate portion 231 of sliding seat, thereby make stopper 26 can further restrict the position of sliding seat 23, stopper 26 can also play the effect of preliminary location to the bottom plate portion 231 of sliding seat moreover.
In the concrete structure, the bottom plate 231 of the movable seat is a polygonal plate-shaped structural member, the limiting block 26 is provided with a planar side wall, and the planar side wall of the limiting block 26 is abutted against the side wall of the bottom plate 231 of the movable seat to enhance the limiting effect.
Preferably, the bottom plate 231 of the movable seat may be provided in a square plate-like structure.
In particular, a fixing bolt 25 can be used for primary fixing between the fixed seat 22 and the movable seat 23.
In addition, the first limiting part 3 can be set to be of a circular ring structure with the circle center on the central axis of the turntable base plate 1, so that the second limiting part 4 and the first limiting part 3 can be always in an abutting state in the rotating process of the turntable base plate 1, namely the second limiting part 4 can be always limited in the rotating process of the turntable base plate 1, the precision of the turntable is further improved, and especially when the center of gravity of a clamp on the turntable base plate 1 deviates from the center of the turntable, the setting advantage is more obvious.
To sum up, the embodiment of the utility model discloses anchor clamps location revolving stage, its a great deal of technical defect who has overcome traditional anchor clamps location revolving stage. The embodiment of the utility model provides an anchor clamps location revolving stage, when the skew or the revolving stage receives the condition of impact with the revolving stage center of the anchor clamps focus on the revolving stage base plate appears in the in-process of switching anchor clamps, the second locating part can with first locating part combined action, restriction revolving stage base plate X to, Y to and Z to the position, guarantee the positioning accuracy of revolving stage, improve the welding quality of white automobile body.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A fixture positioning rotary table is characterized by comprising a rotary table base plate and a supporting seat;
the bottom of the turntable substrate is fixedly provided with a first limiting piece, and the top of the supporting seat is abutted against the bottom of the first limiting piece to support the turntable substrate;
the supporting seat is fixedly provided with a second limiting part, the second limiting part can be abutted against the first limiting part when the rotary table substrate is positioned at the clamp switching position, and the second limiting part is used for limiting the movement of the first limiting part in the horizontal direction.
2. The fixture positioning turret according to claim 1, wherein the first stop member has an arc surface coaxial with the turret base plate, the second stop member has a stop portion, and the stop portion of the second stop member is movable along the arc surface of the first stop member.
3. The fixture positioning turret of claim 2 wherein the stop portion of the second stop member is a guide wheel that rolls along a circular arc of the first stop member.
4. The fixture positioning turret according to claim 2 or 3, wherein the supporting base, the first position-limiting member and the second position-limiting member are plural, and the plural first position-limiting members correspond to the plural supporting bases one by one, and each of the first position-limiting members is fixed to the corresponding supporting base; the plurality of second locating parts correspond to the plurality of first locating parts one by one, each first locating part is provided with an arc surface, each second locating part is provided with the limiting part, and the limiting parts on the plurality of second locating parts can respectively move along the corresponding arc surfaces on the first locating parts.
5. The fixture positioning turret of claim 4, wherein the first stops are grouped in pairs, and wherein the two stops in each group are under opposing pressure from the second stop.
6. The fixture positioning turret of claim 4, wherein the plurality of supports are located on a first ring, the center of the first ring is located on the central axis of the turret base plate, and the circular arc surfaces of the first stoppers are located on the same cylindrical surface.
7. The fixture positioning turret of claim 4, wherein the plurality of supporting seats comprises a plurality of first supporting seats and a plurality of second supporting seats, the plurality of first supporting seats are all located on a second circular ring, the center of the second circular ring is located on the central axis of the turret base plate, and the circular arc surfaces on the first limiting member fixed on the first supporting seats are all located on the same cylindrical surface; the second supporting seats are all located on a third circular ring, the circle center of the third circular ring is located on the central axis of the rotary table substrate, the circular arc surfaces fixed on the first limiting parts on the second supporting seats are located on the same cylindrical surface, and the radius of the second circular ring is smaller than that of the third circular ring.
8. The fixture positioning turret according to any of claims 1-3, wherein the bottom of the first stop member is a flat surface, and the supporting base is mounted with a rolling member capable of rolling along the bottom flat surface of the first stop member when abutting against the bottom of the first stop member.
9. The fixture positioning turntable according to any one of claims 1 to 3, wherein the supporting base comprises a fixed base and a movable base, a gap exists between the fixed base and the movable base, a plurality of leveling bolts are arranged between the movable base and the fixed base, and the plurality of leveling bolts are respectively connected with the movable base and the fixed base.
10. The fixture positioning turntable of claim 9, wherein the bottom of the movable base is provided with a bottom plate portion, the top of the fixed base is provided with a plurality of stoppers, the plurality of stoppers surround the bottom plate portion of the bottom of the movable base, and the plurality of stoppers are abutted against an edge of the bottom plate portion of the movable base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187155.9U CN209811555U (en) | 2019-02-02 | 2019-02-02 | Fixture positioning rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187155.9U CN209811555U (en) | 2019-02-02 | 2019-02-02 | Fixture positioning rotary table |
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| Publication Number | Publication Date |
|---|---|
| CN209811555U true CN209811555U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920187155.9U Active CN209811555U (en) | 2019-02-02 | 2019-02-02 | Fixture positioning rotary table |
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| CN (1) | CN209811555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702410A (en) * | 2019-02-02 | 2019-05-03 | 宁波吉利汽车研究开发有限公司 | Fixture positions turntable |
-
2019
- 2019-02-02 CN CN201920187155.9U patent/CN209811555U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702410A (en) * | 2019-02-02 | 2019-05-03 | 宁波吉利汽车研究开发有限公司 | Fixture positions turntable |
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