CN216151723U - Double-thread leveling clamp - Google Patents
Double-thread leveling clamp Download PDFInfo
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- CN216151723U CN216151723U CN202122079212.1U CN202122079212U CN216151723U CN 216151723 U CN216151723 U CN 216151723U CN 202122079212 U CN202122079212 U CN 202122079212U CN 216151723 U CN216151723 U CN 216151723U
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Abstract
The utility model provides a double-thread leveling clamp, which comprises: the device comprises a base, a movable plate, a clamp, a stud and a double-thread leveling knob; the movable plate is arranged in parallel with the base and is movably connected with the upper surface of the base through a double-thread leveling knob; the clamp is fixed on one side of the movable plate, which is far away from the base; the clamp comprises an accommodating groove and a movable block movably arranged in the accommodating groove, one side of the movable block penetrates through one side wall of the accommodating groove through a screw rod to be connected with an operating piece, and a clamping space is formed between the other side of the movable block and the other side wall of the accommodating groove through the screw rod; the screw rod is in threaded fit with one side wall of the accommodating groove, and the operating piece drives the screw rod to rotate so as to change the distance between the other side of the movable block and the other side wall of the accommodating groove. The leveling clamp can realize stepless leveling of the clamp.
Description
Technical Field
The utility model relates to a leveling clamp, in particular to a double-thread leveling clamp capable of stepless fine adjustment.
Background
The processing precision of the workpiece is directly influenced by the technical system error of the machine tool, so that the machine tool, a clamp and a cutter are measured and adjusted before processing, and the error is reduced as much as possible. At present, general bench vices used by milling machines, machining centers and other equipment often do not have the adjusting capability, so a method of embedding a gasket is usually adopted to counteract the plane error of the bench vices in the horizontal direction. This approach has several drawbacks: 1. time and labor are wasted, and repeated leveling is often needed; 2. in the gasket embedding process, the clamp error is easy to change, and the leveling precision is not high; 3. the gasket is easy to wear; 4. shims of suitable thickness are often not found.
In a precision machining experiment, the requirement on the plane precision of a workpiece is extremely high, and particularly in a single-point scratching experiment, the individual scratching experiment also requires that the workpiece has a specified inclination, needs to be subjected to stepless fine adjustment, and is not suitable for leveling by adopting a gasket method.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a leveling fixture, which can achieve stepless leveling of the fixture.
In order to achieve the purpose, the utility model adopts the following technical scheme: double thread is anchor clamps can level, includes: the device comprises a base, a movable plate, a clamp, a stud and a double-thread leveling knob;
the movable plate is arranged in parallel with the base and is movably connected with the upper surface of the base through a double-thread leveling knob; the clamp is fixed on one side of the movable plate, which is far away from the base;
the clamp comprises an accommodating groove and a movable block movably arranged in the accommodating groove, one side of the movable block penetrates through one side wall of the accommodating groove through a screw rod to be connected with an operating piece, and a clamping space is formed between the other side of the movable block and the other side wall of the accommodating groove through the screw rod; the screw rod is in threaded fit with one side wall of the accommodating groove, and the operating piece drives the screw rod to rotate so as to change the distance between the other side of the movable block and the other side wall of the accommodating groove.
In a preferred embodiment: the double-thread leveling knob is installed on the base, one end of the stud is installed on the double-thread leveling knob, and the other end of the stud is fixed on the movable plate.
In a preferred embodiment: the double-thread leveling knobs are provided with a plurality of groups and are rotationally and symmetrically distributed around the axis of the base.
In a preferred embodiment: the double-thread leveling knob consists of a knob cap, a threaded rod and a central hole; the threaded rod and the central hole are respectively provided with two threads with the same rotating direction and different leads;
the threaded rod is screwed into a threaded hole of the base, one end of the stud is screwed into a central hole of the double-thread leveling knob, the other end of the stud is inserted into a through hole of the movable plate, and the stud is locked and fixed with the upper surface and the lower surface of the movable plate through two first nuts; and the stud is also provided with a second nut, and the second nut is positioned on the double-thread leveling knob and used as a locking nut.
In a preferred embodiment: the knob cap has a hexagonal head.
In a preferred embodiment: the knob cap is provided with a pointer, and the base is provided with a graduated scale at a corresponding position.
In a preferred embodiment: the upper surface of base is provided with the boss for support the fly leaf, the bottom surface of fly leaf has the recess that corresponds the boss width.
In a preferred embodiment: the height of the boss is greater than the depth of the groove.
The utility model also provides a using method of the double-thread leveling clamp, which comprises an assembling step and a using step, wherein the assembling step comprises the following steps:
A1) screwing the double-thread leveling knob into the threaded hole of the base; the stud is screwed into the center hole of the double-thread leveling knob. Two nuts are pre-installed on the stud, wherein the second nut is arranged below the stud, and the first nut is arranged above the stud;
A2) the movable plate is arranged on the base, the groove on the lower surface of the movable plate is embedded with the boss on the upper surface of the base, and the stud penetrates through the through hole of the movable plate;
A3) screwing a second first nut into the upper end of the stud to press the movable plate, and then screwing the first nut which is pre-installed upwards from the lower surface of the movable plate to fix the stud and the movable plate;
A4) screwing out the double-thread leveling knob for a plurality of circles to separate the movable plate from the base boss; the pointer of the double-thread leveling knob points to the initial scale of the graduated scale on the base;
the using step comprises:
B1) measuring the plane error of the clamp in the horizontal direction, and leveling by rotating a double-thread leveling knob at a corresponding position according to the height relation of each position;
B2) the pointer of the double-thread leveling knob and the graduated scale of the base are utilized to perform accurate leveling;
B3) and after the clamp is leveled, fixing the hexagonal knob cap by using a wrench, and screwing the second nut downwards.
Compared with the prior art, the utility model has the following effective benefits:
the utility model provides a double-thread leveling clamp, which adopts a double-thread leveling structure, not only can realize stepless fine adjustment of the horizontal plane of the clamp, but also has reliable structure and can accurately level. The double-thread leveling knob in the device is provided with two thread pieces with the same thread direction and different lead, and the distance between the parts matched with the thread pieces is changed by rotating the thread pieces, so that the fixture is subjected to stepless fine adjustment. The device is convenient to assemble and simple to operate, and greatly simplifies the leveling work of the force clamp.
Drawings
Fig. 1 is a schematic view of a double-threaded adjustable clamp.
Fig. 2 is a front view of a dual thread leveling clamp.
Fig. 3 is a cross-sectional view of a double thread leveling structure.
Fig. 4 is a schematic view of the assembly of a double-threaded levelable clamp 1.
Fig. 5 is a schematic view of the assembly of a double-threaded levelable clamp 2.
Fig. 6 is a schematic view of a double threaded leveling knob.
FIG. 7 is a schematic view of fixture leveling.
In the figure, 1-base, 101-boss, 102-threaded hole, 103-graduated scale, 2-movable plate, 201-through hole, 202-groove, 3-double thread leveling knob, 301-threaded rod, 302-central hole, 303-pointer, 304-knob cap, 4-stud, 5-first nut, 6-second nut and 7-clamp.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like, are used in a broad sense, and for example, "connected" may be a wall-mounted connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, and those skilled in the art will understand the specific meaning of the terms in the present invention specifically.
Referring to fig. 1-7, a dual thread levelable clamp includes: the device comprises a base 1, a movable plate 2, a clamp 7, a stud 4 and a double-thread leveling knob 3; the movable plate 2 is arranged in parallel with the base 1 and is movably connected with the upper surface of the base 1 through a double-thread leveling knob 3; the clamp 7 is fixed on one side of the movable plate 2 far away from the base 1; the clamp 7 comprises an accommodating groove and a movable block movably arranged in the accommodating groove, one side of the movable block penetrates through one side wall of the accommodating groove through a screw rod to be connected with an operating piece, and a clamping space is formed between the other side of the movable block of the screw rod and the other side wall of the accommodating groove; the screw rod is in threaded fit with one side wall of the accommodating groove, and the operating piece drives the screw rod to rotate so as to change the distance between the other side of the movable block and the other side wall of the accommodating groove.
The double-thread leveling knob 3 is installed on the base 1, one end of the stud 4 is installed on the double-thread leveling knob 3, and the other end of the stud is fixed on the movable plate 2. The double-thread leveling knobs 3 are provided with a plurality of groups and are rotationally and symmetrically distributed around the axis of the base 1. The double-thread leveling knob 3 consists of a knob cap 304, a threaded rod 301 and a central hole 302; the threaded rod 301 and the central hole 302 are respectively provided with two threads with the same rotating direction and different leads; the threaded rod 301 is screwed into the threaded hole 102 of the base 1, one end of the stud 4 is screwed into the central hole 302 of the double-threaded leveling knob 3, and the other end of the stud 4 is inserted into the through hole 201 of the movable plate 2, and the stud 4 is locked and fixed with the upper surface and the lower surface of the movable plate 2 through two first nuts 5; and a second nut 6 is also arranged on the stud 4, and the second nut 6 is positioned on the double-thread leveling knob 3 and used as a locking nut.
The clamp 7 can be leveled by adjusting the height distance between the base 1 and the movable plate 2 at different positions. The double-thread leveling clamp 7 adopts a double-thread leveling structure, not only can realize stepless fine adjustment of the horizontal plane of the clamp 7, but also has a reliable structure and can be accurately leveled. The double-thread leveling knob 3 in the device is provided with two thread pieces with the same thread direction and different lead, and the distance between the parts matched with the thread pieces is changed by rotating the thread pieces, so that the fixture 7 is subjected to stepless fine adjustment. The device is convenient to assemble and simple to operate, and greatly simplifies the leveling work of the force clamp 7.
In this embodiment, the knob cap 304 has a hexagonal head, so that the knob cap 304 can be rotated by a wrench. The knob cap 304 is provided with a pointer 303, and a graduated scale is arranged at a position corresponding to the base 1. This allows for precise positioning of the knob cap 304 in position and angle of rotation.
In this embodiment, the upper surface of the base 1 is provided with a boss 101 for supporting the movable plate 2, and the bottom surface of the movable plate 2 is provided with a groove 202 corresponding to the width of the boss 101. The height of the boss is greater than the depth of the groove 202.
The embodiment also provides a use method of the double-thread leveling clamp 7, which comprises an assembling step and a using step, wherein the assembling step comprises the following steps:
A1) screwing the double-thread leveling knob 3 into the threaded hole 102 of the base 1; the stud 4 is screwed into the central hole 302 of the double-thread leveling knob 3. Two nuts are pre-installed on the stud 4, wherein a second nut 6 is arranged at the lower part, and a first nut 5 is arranged at the upper part;
A2) the movable plate 2 is arranged on the base 1, a groove on the lower surface of the movable plate 2 is embedded with a boss on the upper surface of the base 1, and the stud 4 penetrates through the through hole 201 of the movable plate 2;
A3) screwing a second first nut 5 into the movable plate 2 from the upper end of the stud 4, and then screwing the first nut 5 which is installed in advance upwards from the lower surface of the movable plate 2 to fix the stud 4 and the movable plate 2;
A4) screwing the double-thread leveling knob 3 out for a plurality of circles to separate the movable plate 2 from the boss of the base 1; the pointer 303 of the double-thread leveling knob 3 points to the initial scale of the graduated scale 103 on the base 1;
the using step comprises:
B1) measuring the plane error of the clamp 7 in the horizontal direction, and leveling by rotating the double-thread leveling knob 3 at the corresponding position according to the height relation of each position;
B2) the pointer 303 of the double-thread leveling knob 3 and the graduated scale 103 of the base 1 are utilized to perform accurate leveling;
B3) after the clamp 7 is leveled, the hexagonal knob cap 304 is fixed by a wrench, and the second nut 6 is screwed down.
The above description is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any person skilled in the art can make insubstantial changes in the technical scope of the present invention within the technical scope of the present invention, and the actions infringe the protection scope of the present invention are included in the present invention.
Claims (8)
1. Double thread can level anchor clamps, its characterized in that includes: the device comprises a base, a movable plate, a clamp, a stud and a double-thread leveling knob;
the movable plate is arranged in parallel with the base and is movably connected with the upper surface of the base through a double-thread leveling knob; the clamp is fixed on one side of the movable plate, which is far away from the base;
the clamp comprises an accommodating groove and a movable block movably arranged in the accommodating groove, one side of the movable block penetrates through one side wall of the accommodating groove through a screw rod to be connected with an operating piece, and a clamping space is formed between the other side of the movable block and the other side wall of the accommodating groove through the screw rod; the screw rod is in threaded fit with one side wall of the accommodating groove, and the operating piece drives the screw rod to rotate so as to change the distance between the other side of the movable block and the other side wall of the accommodating groove.
2. The double-threaded levelable clamp according to claim 1, wherein: the double-thread leveling knob is installed on the base, one end of the stud is installed on the double-thread leveling knob, and the other end of the stud is fixed on the movable plate.
3. The double-threaded levelable clamp according to claim 2, wherein: the double-thread leveling knobs are provided with a plurality of groups and are rotationally and symmetrically distributed around the axis of the base.
4. The double-threaded levelable clamp according to claim 2, wherein: the double-thread leveling knob consists of a knob cap, a threaded rod and a central hole; the threaded rod and the central hole are respectively provided with two threads with the same rotating direction and different leads;
the threaded rod is screwed into a threaded hole of the base, one end of the stud is screwed into a central hole of the double-thread leveling knob, the other end of the stud is inserted into a through hole of the movable plate, and the stud is locked and fixed with the upper surface and the lower surface of the movable plate through two first nuts; and the stud is also provided with a second nut, and the second nut is positioned on the double-thread leveling knob and used as a locking nut.
5. The double-threaded levelable clamp according to claim 4, wherein: the knob cap has a hexagonal head.
6. The double-threaded levelable clamp according to claim 4, wherein: the knob cap is provided with a pointer, and the base is provided with a graduated scale at a corresponding position.
7. The double-threaded levelable clamp according to claim 1, wherein: the upper surface of base is provided with the boss for support the fly leaf, the bottom surface of fly leaf has the recess that corresponds the boss width.
8. The double-threaded levelable clamp according to claim 7, wherein: the height of the boss is greater than the depth of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122079212.1U CN216151723U (en) | 2021-08-31 | 2021-08-31 | Double-thread leveling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122079212.1U CN216151723U (en) | 2021-08-31 | 2021-08-31 | Double-thread leveling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216151723U true CN216151723U (en) | 2022-04-01 |
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ID=80840574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122079212.1U Active CN216151723U (en) | 2021-08-31 | 2021-08-31 | Double-thread leveling clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216151723U (en) |
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2021
- 2021-08-31 CN CN202122079212.1U patent/CN216151723U/en active Active
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