CN213714171U - Ball screw pair clearance measuring table - Google Patents
Ball screw pair clearance measuring table Download PDFInfo
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- CN213714171U CN213714171U CN202022915414.0U CN202022915414U CN213714171U CN 213714171 U CN213714171 U CN 213714171U CN 202022915414 U CN202022915414 U CN 202022915414U CN 213714171 U CN213714171 U CN 213714171U
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Abstract
The utility model relates to a vice clearance measurement platform of ball, the on-line screen storage device comprises a base, the lead screw fixing base, the fixed subassembly of nut includes the U-shaped seat, the clamp plate, U-shaped seat one side is equipped with the measuring bar, U-shaped seat opposite side is equipped with the pull rod, the measuring bar axis perpendicular to is detected lead screw axis and level extension, the base is equipped with the tensiometer, the drag hook and the pull rod end-to-end connection of tensiometer, set up around the lead screw fixing base, U-shaped seat bottom left and right sides is equipped with spacing post, base top surface is supported to spacing bottom of the post portion, U-shaped seat front side is equipped with the hole. The utility model discloses utilize the pull rod to exert the size that produces the clearance under the certain axial force condition, the emulation actually produces the clearance size under the condition of screw pair work load, effectively detects out the clearance of lead screw, utilizes the quick clamping screw lever of nut fixing base, utilizes the quick installation that nut fixed subassembly realized the nut, and above-mentioned mechanism simple structure can quantify and measure the lead screw clearance.
Description
Technical Field
The utility model relates to a lead screw detection device technical field, in particular to vice clearance measurement platform of ball.
Background
The clearance when lead screw and nut cooperate has great influence to the running accuracy of lead screw, and it is great for the performance influence to the lead screw, consequently needs to carry out clearance measurement to the lead screw, and the present measurement mode all judges the lead screw clearance through detection personnel's personal experience.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vice clearance measurement platform of ball to prior art not enough, the utility model aims at providing a vice clearance of ball.
The utility model provides a technical scheme that its technical problem adopted is: a ball screw pair clearance measuring table comprises a base, two screw fixing seats arranged at the top of the base and a nut fixing component used for fixing a screw nut, the nut fixing component comprises a U-shaped seat and pressing plates arranged at two ends of the U-shaped seat, a detection rod is arranged at one side of the U-shaped seat, the other side of the U-shaped seat is provided with a pull rod, the axis of the detection rod is vertical to the axis of the lead screw to be detected and extends horizontally, the axis of the pull rod is horizontally vertical to the axis of the lead screw to be detected, the base is provided with a tension meter, the drag hook of the tension meter is connected with the tail end of the pull rod, the tension direction of the tension meter is horizontally vertical to the axis of the pull rod, the screw rod fixing seat is arranged in the front and back, the left side and the right side of the bottom of the U-shaped seat are provided with limiting columns, the bottom of each limiting column is abutted against the top surface of the base, the U-shaped seat opening is backward, the U-shaped seat front side is equipped with the hole of dodging that is convenient for the lead screw to pass.
The gap size that produces under utilizing the pull rod to exert certain axial force condition in the above-mentioned design, the simulation actually produces the gap size under the condition of screw pair work load, effectively detects out the clearance of lead screw, utilizes the quick clamping screw lever of nut fixing base, utilizes the quick installation of nut fixed subassembly realization nut, and above-mentioned mechanism simple structure can quantify the measurement lead screw clearance.
As a further improvement of the design, the lead screw fixing seat comprises a V-shaped lower seat and a V-shaped upper seat connected with the top of the V-shaped lower seat through a bolt, and the lead screw is guaranteed to be fixed stably.
As a further improvement of the design, the front side and the rear side of the tail end of the pull rod are provided with hooks, so that the pull rod can be conveniently pulled in two directions, and then the gap in the two directions can be tested.
As a further improvement of the design, a tension nut is arranged on the front side of the base, a pulling screw is in threaded fit with the tension nut, a tension sliding seat is connected to the tail end of the pulling screw in a rotating mode, the tension meter is arranged on the tension sliding seat, and a hand wheel is arranged at the front end of the pulling screw. Be convenient for provide stable pulling force for the pull rod, the simple operation.
As a further improvement of the design, the tension slide is provided with a U-shaped groove with an upward opening, the tension slide on one side of the U-shaped groove is in threaded connection with a locking bolt, and the tail end of the locking bolt abuts against the side face of the tension meter, so that the tension meter is convenient to fix.
As the further improvement of this design, both sides are equipped with vertical detection face around the test rod is terminal, the test rod and the test rod stable contact of the amesdial of being convenient for, improve and detect precision and stability.
The utility model has the advantages that: the utility model discloses utilize the pull rod to exert the size that produces the clearance under the certain axial force condition, the emulation actually produces the clearance size under the condition of screw pair work load, effectively detects out the clearance of lead screw, utilizes the quick clamping screw lever of nut fixing base, utilizes the quick installation that nut fixed subassembly realized the nut, and above-mentioned mechanism simple structure can quantify and measure the lead screw clearance.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present invention without a tension mechanism.
Fig. 2 is an overall top view of the present invention.
In the figure, 1, a base, 2, a U-shaped seat, 3, a detection surface, 4, a detection rod, 5, a V-shaped lower seat, 6, a V-shaped upper seat, 7, a pressing plate, 8, a hook, 9, a pull rod, 10, a locking bolt, 11, a tension meter, 12, a U-shaped groove, 13, a hand wheel, 14, a tension nut, 15, a pulling screw, 16, a limiting column, 17, an avoiding hole and 18 are tension sliding seats.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of explanation, but not for the purpose of limitation.
Example (b): a ball screw pair clearance measuring table comprises a base 1, two screw fixing seats arranged on the top of the base 1 and a nut fixing assembly used for fixing a screw nut, wherein the nut fixing assembly comprises a U-shaped seat 2 and pressing plates 7 arranged at two ends of the U-shaped seat 2, a detection rod 4 is arranged on one side of the U-shaped seat 2, a pull rod 9 is arranged on the other side of the U-shaped seat 2, the axis of the detection rod 4 is perpendicular to the axis of a detected screw and extends horizontally, the axis level of the pull rod 9 is perpendicular to the axis of the detected screw, a tension meter 11 is arranged on the base 1, a drag hook of the tension meter 11 is connected with the tail end of the pull rod 9, the tension direction of the tension meter 11 is perpendicular to the axis of the pull rod 9 horizontally, the screw fixing seats are arranged in the front and back directions, limiting columns 16 are arranged on the left side and the right side of the bottom of the U-shaped seat 2, the U-shaped seat 2 opening backward, U-shaped seat 2 front side is equipped with the hole of dodging 17 that is convenient for the lead screw to pass.
The gap size generated under the condition that a certain axial force is applied by the pull rod 9 in the design is simulated, the gap size actually generated under the condition of the working load of the screw pair is effectively detected, the nut fixing seat is used for rapidly clamping the screw rod, the nut fixing assembly is used for rapidly installing the nut, the mechanism is simple in structure, and the gap of the screw can be quantitatively measured.
As a further improvement of the design, the lead screw fixing seat comprises a V-shaped lower seat 5 and a V-shaped upper seat 6 connected with the top of the V-shaped lower seat 5 through a bolt, and the lead screw is guaranteed to be fixed stably.
As a further improvement of the design, the hooks 8 are arranged on the front side and the rear side of the tail end of the pull rod 9, so that the pull rod 9 can be conveniently pulled in two directions, and further the gap between the two directions can be tested.
As a further improvement of the design, a tension nut 14 is arranged on the front side of the base 1, a pulling screw 15 is in threaded fit with the tension nut 14, a tension slide 18 is rotatably connected to the tail end of the pulling screw 15, the tension meter 11 is arranged on the tension slide 18, and a hand wheel 13 is arranged at the front end of the pulling screw 15. The pull rod 9 can be conveniently and stably pulled, and the operation is convenient.
As a further improvement of the design, the tension slide seat 18 is provided with a U-shaped groove 12 with an upward opening, a locking bolt 10 is connected to the tension slide seat 18 on one side of the U-shaped groove 12 in a threaded manner, and the tail end of the locking bolt 10 abuts against the side face of the tension meter 11, so that the tension meter 11 can be conveniently fixed.
As the further improvement of this design, both sides are equipped with vertical detection face 3 around 4 terminal ends of measuring rod, and the measuring rod 4 of the amesdial of being convenient for stabilize the contact, improve and detect precision and stability.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A ball screw pair clearance measuring table is characterized by comprising a base, two screw fixing seats arranged on the top of the base and a nut fixing assembly used for fixing a screw nut, wherein the nut fixing assembly comprises a U-shaped seat and pressing plates arranged at two ends of the U-shaped seat, a detection rod is arranged on one side of the U-shaped seat, a pull rod is arranged on the other side of the U-shaped seat, the axis of the detection rod is perpendicular to the axis of a detected screw and extends horizontally, the axis of the pull rod is horizontally perpendicular to the axis of the detected screw, a tension meter is arranged on the base, a pull hook of the tension meter is connected with the tail end of the pull rod, the tension direction of the tension meter is horizontally perpendicular to the axis of the pull rod, the screw fixing seats are arranged in the front and back directions, limiting columns are arranged on the left and right sides of the bottom of the U-shaped seat, the bottoms of the limiting columns abut against the, the front side of the U-shaped seat is provided with an avoiding hole for the lead screw to pass through.
2. The ball screw pair clearance measuring table according to claim 1, wherein the screw fixing seat comprises a V-shaped lower seat and a V-shaped upper seat connected with a top bolt of the V-shaped lower seat.
3. The ball screw pair clearance measuring table according to claim 1, wherein hooks are provided on front and rear sides of a distal end of the pull rod.
4. The ball screw pair clearance measuring table according to claim 1, wherein a pull nut is disposed on a front side of the base, a pull screw is threadedly engaged with the pull nut, a pull slide is rotatably connected to a tail end of the pull screw, the tension meter is disposed on the pull slide, and a hand wheel is disposed at a front end of the pull screw.
5. The ball screw pair clearance measuring table according to claim 4, wherein the tension slide is provided with a U-shaped groove with an upward opening, a locking bolt is screwed on the tension slide on one side of the U-shaped groove, and the tail end of the locking bolt abuts against the side surface of the tension meter.
6. The ball screw pair clearance measuring table according to claim 1, wherein vertical measuring surfaces are provided on front and rear sides of a distal end of the measuring rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022915414.0U CN213714171U (en) | 2020-12-08 | 2020-12-08 | Ball screw pair clearance measuring table |
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CN202022915414.0U CN213714171U (en) | 2020-12-08 | 2020-12-08 | Ball screw pair clearance measuring table |
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CN213714171U true CN213714171U (en) | 2021-07-16 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114234884A (en) * | 2021-11-22 | 2022-03-25 | 河南航天液压气动技术有限公司 | Trapezoidal screw pair gap detection equipment and detection method |
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2020
- 2020-12-08 CN CN202022915414.0U patent/CN213714171U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114234884A (en) * | 2021-11-22 | 2022-03-25 | 河南航天液压气动技术有限公司 | Trapezoidal screw pair gap detection equipment and detection method |
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