CN202947720U - Aligning leveling workbench applied to high-precision cylindricity instrument - Google Patents
Aligning leveling workbench applied to high-precision cylindricity instrument Download PDFInfo
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- CN202947720U CN202947720U CN 201220501238 CN201220501238U CN202947720U CN 202947720 U CN202947720 U CN 202947720U CN 201220501238 CN201220501238 CN 201220501238 CN 201220501238 U CN201220501238 U CN 201220501238U CN 202947720 U CN202947720 U CN 202947720U
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Abstract
The utility model belongs to the measuring detection field. Specifically, the utility model relates to an aligning leveling workbench applied to a high-precision cylindricity instrument and aims to provide an aligning leveling workbench characterized by simpler structure, low adjusting resistance and high feeding precision. The aligning leveling workbench comprises aligning devices, leveling devices and a supporting device. The aligning devices and the leveling devices are arranged on the supporting device. The aligning devices achieve the alignment of a workbench while the leveling devices achieve the leveling of the workbench. Bevel gear steering boxes 5, aligning worm gear cases 7 and aligning feeding heads 22 are adopted for an aligning purpose. Meanwhile, aligning displacement is transferred through the rolling of steel balls inside an aligning ball plate by means of a spring together with certain pretightening force. Sliding friction is replaced by rolling friction. The resistance is then reduced. Errors are alleviated to a certain extent. The aligning precision is thus increased.
Description
Technical field
The utility model belongs to the measurement detection field, is specifically related to a kind of aligning and leveling worktable for high precision cylinder degree instrument.
Background technology
In some technical field, the precision components such as the hole on servo control mechanism, inertia device, axle class, its accuracy requirement is all at submicron order, and the shape accuracy requirement is at several ten nanometers levels, and its accuracy directly affects the q﹠r of servo control mechanism, inertia device.And to produce this high-precision precision component, need high-precision cylindricity instrument to demarcate.Therefore, the precision of cylindricity instrument height directly has influence on the detection of precision component.
The aligning and leveling platform is the critical component of cylindricity instrument, it is connected with rotary main shaft, be mainly used to adjust the eccentric of workpiece and tilt, these adjustment are all extremely small, higher adjustment precision and accuracy can improve the accuracy of detection of whole cylindricity system and the stability of data greatly, and the degree of regulation of aligning and leveling platform greatly affects the accuracy of detection of cylindricity instrument.
The aligning and leveling worktable of Current Domestic outside cylinder degree instrument mainly is divided into manually and automatic two kinds, although it is relatively high automatically to regulate efficient, but the motor that uses can produce heating and vibration in the course of the work, these all can impact measurement result, the while complex structure, cost is higher, and manual adjustments can guarantee higher aligning and leveling precision when having reduced manufacturing cost.
Existing manual aligning and leveling worktable complicated structure, weight is larger, and feed accuracy is on the low side, and resistance suffered in the aligning process is larger, has greatly affected the measuring accuracy of cylindricity.
Summary of the invention
It is simpler that the purpose of this utility model is to provide a kind of structure, adjusts resistance little, the aligning and leveling worktable that is used for high precision cylinder degree instrument that feed accuracy is high.
The utility model is achieved in that
A kind of aligning and leveling worktable for high precision cylinder degree instrument comprises aligning device, levelling device and bracing or strutting arrangement; Wherein, on aligning device and levelling device fittable slackening device.
Described bracing or strutting arrangement comprises worktable shell, fixedly steel ball bearing, aligning preloading spring, middle mounting disc, middle mounting disc fixture, leveling platform compression leg, aligning and leveling platform upper cover, middle mounting disc bottom steel ball, aligning ball dish, aligning and leveling platform base and cylinder orienting lug;
Described worktable shell is circular, and uniform by 4 through holes in its outside, material is aluminium alloy, and it is fixedly connected with aligning and leveling platform base;
Fixedly the steel ball bearing is that ladder is cylindrical, is connected with middle mounting disc by screw;
The aligning preloading spring is extension spring, and it is connected and fixed steel ball bearing and middle mounting disc fixture;
Middle mounting disc is circular, and in the middle of it is placed on, on the steel ball of mounting disc bottom, two cylinder orienting lugs of bottom are placed in the rectangular breach of two symmetries on aligning ball dish;
Middle mounting disc fixture is rectangular parallelepiped, respectively has the different chamfering of radius at its non-conterminous two drift angle place, and heart place has through hole therein, and it is sleeved on leveling platform compression leg top;
Leveling platform compression leg is that ladder is cylindrical, and top and middle mounting disc fixture be by being connected, and leveling platform compression leg bottom is fixedly connected with aligning bar platform base;
Aligning and leveling platform upper cover is circular plate type, is placed on aligning device and levelling device;
Middle mounting disc bottom steel ball is placed in the circular hole of aligning ball dish;
Aligning ball dish is circular, is evenly equipped with strip hole in its outside, has circular hole on its surface, and aligning ball dish is placed under middle mounting disc; The direction of the strip hole of aligning ball dish is corresponding with X, the Y-direction of worktable;
Aligning and leveling platform base is stepped annulus, has uniform threaded hole in its outside, in order to be connected with the worktable outer casing screw, is provided with two cylinder orienting lugs in its inboard;
The cylinder orienting lug is cylindrical, and it is placed in the rectangular breach of another two symmetries on aligning ball dish, and is connected with middle mounting disc.
Described aligning device and levelling device respectively have two, and they are installed along middle mounting disc center line is symmetrical, and respectively become 90 ° of angles to be arranged in middle mounting disc.
Described aligning device comprises control hand wheel, aligning worm gear case 7, aligning worm gear case holder, bevel gear steering box, aligning feeding head fixture block and aligning feeding head;
The bevel gear steering box is rectangular-shaped, and there are 2 vertical intermeshing bevel gears of axis inside, and it and aligning worm gear case are connected by screw, and one of them bevel gear is connected with the worm shaft of aligning worm gear case, and another bevel gear is connected with control hand wheel;
The aligning worm gear case is rectangular-shaped, its side is fixedly connected with the side of bevel gear steering box, inside is a worm gear, worm structure, coaxial being connected of bevel gear in the output terminal of worm screw and bevel gear steering box, aligning worm gear case worm-gear output shaft one side is threaded connection the aligning feeding head, be provided with a hold-down bars at it near on a side of aligning feeding head, this hold-down bars stretches in the breach of aligning feeding head fixture block;
The aligning feeding head is the pole of TOE, and its threaded end is threaded with worm gear in aligning worm gear case 7, and the other end is clamped by aligning feeding head fixture block;
Aligning feeding head fixture block is a rectangular block that has two breach, and one of them breach clamps the not threaded end of aligning feeding head, and the hold-down bars on another breach and aligning worm gear case 7 cooperatively interacts;
In the middle of two aligning feeding heads withstand respectively, two of the mounting disc fixture are on the side of 90 °;
Control hand wheel is that the metal-made ladder is cylindric, has rolled decorative pattern on handwheel, and it passes coaxial connection of another bevel gear of through hole and bevel gear steering box on the worktable shell;
Aligning worm gear case holder is that section is the derby of " L " shape, and aligning worm gear case holder side is fixedly connected with another side of aligning worm gear case, and the bottom surface of aligning worm gear case holder is fixedly connected with middle mounting disc.
Described levelling device comprises leveling worm gear case, leveling preloading spring, leveling preloading spring card rod, leveling steel ball bearing, leveling steel ball, control hand wheel and leveling feeding head;
Described leveling worm gear case is rectangular parallelepiped, and its inside is a worm gear, worm structure, and its worm screw is connected with control hand wheel is coaxial, and worm gear is connected with the leveling feeding head;
The leveling feeding head is cylindrical rod, and the one end has a latch, and there is a screw thread other end, and latch sinks in the rectangular recess of leveling steel ball rest base;
Leveling steel ball bearing is rectangular parallelepiped processed, and it is arranged on the leveling worm gear case, and there is a circular groove at its center, upper surface, has two counter sinks in circular groove both sides, and there is a rectangular recess bottom surface;
The leveling preloading spring is extension spring, mounting disc and leveling steel ball bearing in the middle of it connects;
Leveling preloading spring card rod is cylindrical rod, and level is placed in leveling steel ball bearing two of upper surfaces counter sink respectively, and an end of leveling preloading spring is mounted on leveling preloading spring card rod center;
The leveling steel ball is placed in the circular groove at center, leveling steel ball bearing upper surface.
Described aligning ball dish is evenly equipped with four strip holes in its outside, has 56 circular holes on its surface, and the size of circular hole is complementary with the diameter that is placed on its inner steel ball.
Described aligning and leveling platform upper cover is placed on the surface of 3 leveling steel balls.
The beneficial effects of the utility model are:
The utility model adopts bevel gear steering box 5, aligning worm gear case 7 and aligning feeding head 22 to carry out aligning, and utilize bevel gear that the input and output angle of worm gear case is changed, utilize simultaneously spring certain pretightning force in addition, the aligning displacement is transmitted in rolling by steel ball in aligning ball dish, replaced sliding friction with rolling friction, reduce resistance, reduced to a certain extent error, thereby improved the aligning precision.The utility model adopts leveling worm gear case 9 and leveling feeding head 24, horizontal feed is converted to vertically upward displacement feeding, thereby realizes leveling.This design feature is exactly the high precision worm gear case that adopts reduction gear ratio greatly and have locking function, has substituted the simple screw rod of in the past commonly using and has regulated feeding mode, has improved adjusting resolution, adopts simultaneously ball to coordinate aligning, has improved degree of regulation.
Description of drawings
Fig. 1 is the inner structure vertical view of a kind of aligning and leveling worktable for high precision cylinder degree instrument of the present utility model;
Fig. 2 is the bottom sectional structure chart of a kind of aligning and leveling worktable for high precision cylinder degree instrument of the present utility model;
Fig. 3 is the vertical view of aligning device in Fig. 1;
Fig. 4 is the side view of device shown in Figure 1;
Fig. 5 is the vertical view of levelling device in Fig. 1;
Fig. 6 is the structural representation of aligning ball dish in Fig. 2;
Fig. 7 is the structural representation of aligning and leveling platform base in Fig. 2;
Fig. 8 is the structural representation of mounting disc in the middle of Fig. 1;
in figure: 1. worktable shell, 2. fixing steel ball bearing, 3. aligning preloading spring, 4. middle mounting disc, 5. bevel gear steering box, 6. control hand wheel, 7. aligning worm gear case, 8. aligning worm gear case holder, 9. leveling worm gear case, 10. leveling preloading spring, 11. leveling preloading spring card is excellent, 12. leveling steel ball bearing, 13. middle mounting disc fixture, 14. leveling steel ball, 15. leveling platform compression leg, 16. aligning and leveling platform upper cover, 17. middle mounting disc bottom steel ball, 18. aligning ball dish, 19. aligning and leveling platform base, 20. bevel gear, 21. aligning feeding head fixture block, 22. aligning feeding head, 23. cylinder orienting lug, 24. leveling feeding head.
Embodiment
Below in conjunction with drawings and Examples, a kind of aligning and leveling worktable for high precision cylinder degree instrument of the present utility model is introduced:
As shown in Figure 1, a kind of aligning and leveling worktable for high precision cylinder degree instrument comprises aligning device, levelling device, worktable shell 1, fixedly steel ball bearing 2, aligning preloading spring 3, middle mounting disc 4, middle mounting disc fixture 13, leveling platform compression leg 15, aligning and leveling platform upper cover 16, middle mounting disc bottom steel ball 17, aligning ball dish 18, aligning and leveling platform base 19, cylinder orienting lug 23.
Described aligning device is comprised of control hand wheel 6, aligning worm gear case 7, aligning worm gear case holder 8, bevel gear steering box 5, aligning feeding head fixture block 21, aligning feeding head 22.Bevel gear steering box 5 is that a metal-made is rectangular-shaped, there are 2 vertical intermeshing bevel gears 20 of axis inside, it and aligning worm gear case 7 are connected by screw, one of them bevel gear is connected with the worm shaft of aligning worm gear case 7, another bevel gear is connected with control hand wheel 6 is coaxial, the pivot center direction of control hand wheel 6 can be changed 90 ° by intermeshing bevel gear.Aligning worm gear case 7 is that a metal-made is rectangular-shaped, its side is fixedly connected with the side of bevel gear steering box 5, inside is a worm gear, worm structure, coaxial being connected of bevel gear in the output terminal of worm screw and bevel gear steering box 5, aligning worm gear case 7 worm-gear output shaft one sides are threaded connection aligning feeding head 22, be provided with a hold-down bars at it near on a side of aligning feeding head 22, this hold-down bars stretches in the breach of aligning feeding head fixture block 21.Aligning feeding head 22 is the pole of TOE, and material is stainless steel, and its threaded end is threaded with worm gear in aligning worm gear case 7, and the other end is clamped by aligning feeding head fixture block 21.Aligning feeding head fixture block 21 is a rectangular block that has two breach, material is carbon steel, one of them breach is used for clamping aligning feeding head 22 not threaded ends, another breach be used for aligning worm gear case 7 on hold-down bars cooperatively interact, effect is when 7 outputs of aligning worm gear case are rotated, avoid 21 rotations of aligning feeding head fixture block, guarantee aligning feeding head 22 and the worm gear pole axial linear movement of aligning feeding head fixture block 21 along aligning worm gear case 7.In the middle of two aligning feeding heads 22 withstand respectively, two of mounting disc fixture 13 are on the side of 90 °.Control hand wheel 6 is that the metal-made ladder is cylindric, has rolled decorative pattern on handwheel, and it passes coaxial connection of another bevel gear of through hole and bevel gear steering box 5 on worktable shell 1.Aligning worm gear case holder 8 is the derby of " L " shape for section, and aligning worm gear case holder 8 sides are fixedly connected with another side of aligning worm gear case 7, and the bottom surface of aligning worm gear case holder 8 is fixedly connected with middle mounting disc 4.
Worktable shell 1 is that metal-made is circular, and uniform by 4 through holes in its outside, material is aluminium alloy, and it is fixedly connected with aligning and leveling platform base 19 by screw.
Fixedly steel ball bearing 2 is that ladder is cylindrical, and material is carbon steel, is fixedly connected with middle mounting disc 4 by screw.
Middle mounting disc 4 is stainless steel rounding ring-type, and in the middle of it is placed on 56, on the steel ball 17 of mounting disc bottom, two cylinder orienting lugs 23 of bottom are placed in the rectangular breach of two symmetries on aligning ball dish 18.
Middle mounting disc fixture 13 is stainless steel rectangular parallelepiped, respectively has the different chamfering of radius at its non-conterminous two drift angle place, and heart place has through hole therein, and it is sleeved on leveling platform compression leg 15 tops, is connected by screw with leveling platform compression leg 15.
Aligning preloading spring 3 is extension spring, adopts carbon spring steel wires to make, and it is connected and fixed steel ball bearing 2 and middle mounting disc fixture 13, and certain prefastening force is arranged.
Aligning ball dish 18 is that metal-made is circular, is evenly equipped with four strip holes in its outside, has 56 circular holes on its surface, and the size of above-mentioned circular hole is complementary with the diameter that is placed on its inner steel ball, general diameter greater than steel ball.In the middle of aligning ball dish 18 is placed on, mounting disc is 4 times.The direction of 4 strip holes of aligning ball dish 18 is just in time corresponding with X, the Y-direction of worktable, guarantees that aligning ball dish 18 only can not occur rotating along X and the translation of Y-direction straight line in the aligning process.
Leveling platform compression leg 15 is that ladder is cylindrical, material is stainless steel, top and middle mounting disc fixture 13 are connected by screw, and middle mounting disc fixture 13 is sleeved on leveling platform compression leg 15 tops, and leveling platform compression leg 15 bottoms are fixedly connected with by screw with aligning bar platform base 19.
Aligning and leveling platform base 19 is the stepped annulus of stainless steel, have 8 uniform threaded holes in its outside, in order to be threaded with worktable shell 1, be provided with two cylinder orienting lugs 23 in its inboard, cylinder orienting lug 23 is cylindrical, be made of plastics, it is placed in the rectangular breach of another two symmetries on aligning ball dish 18, and is connected with middle mounting disc 4 by screw.
Described levelling device is comprised of leveling worm gear case 9, leveling preloading spring 10, leveling preloading spring card rod 11, leveling steel ball bearing 12, leveling steel ball 14, control hand wheel 6 and leveling feeding head 24.
Leveling worm gear case 9 is the metal-made rectangular parallelepiped, and its inside is a worm gear, worm structure, and its worm screw is connected with control hand wheel 6 is coaxial, and worm gear is connected with leveling feeding head 24.Leveling feeding head 24 is a stainless steel cylindrical rod processed, and the one end has a latch, and there is a screw thread other end, and latch sinks in the rectangular recess of leveling steel ball bearing 12 bottoms.Leveling steel ball bearing 12 is stainless steel rectangular parallelepiped, it is arranged on leveling worm gear case 9, there is a circular groove at its center, upper surface, have two counter sinks in circular groove both sides, be used for placing the leveling preloading spring card rod 11 of hanging leveling preloading spring 10, there is a rectangular recess bottom surface, is used for placing latch on worm gear case leveling feeding head 24.Leveling preloading spring 10 is extension spring, adopts carbon spring steel wires to make, mounting disc 4 and leveling steel ball bearing 12 in the middle of it connects, and certain prefastening force is arranged.Leveling preloading spring card rod 11 be stainless steel cylindrical rod processed, and level is placed in leveling steel ball bearing two of 12 upper surfaces counter sink respectively, and an end of leveling preloading spring 10 is mounted on leveling preloading spring card excellent 11 centers.Leveling steel ball 14 materials are stainless steel, are placed in the circular groove at leveling steel ball bearing 12 centers, upper surface.
In the leveling process, leveling worm gear case 9 is converted into displacement perpendicular to middle mounting disc 4 to the displacement of horizontal direction, thereby head on leveling steel ball bearing 12 and change height, leveling steel ball 14 by on two levelling devices and fixedly the leveling steel ball 14 on steel ball bearing 2 support whole worktable, realize leveling.
In the utility model, above-mentioned aligning device and levelling device respectively have two, and they are installed along middle mounting disc center line is symmetrical, and respectively become 90 ° of angles to be arranged in middle mounting disc 4.
Aligning and leveling platform upper cover 16 is circular plate type, and material is stainless steel, is placed on the surface of 3 leveling steel balls 14.
Middle mounting disc bottom steel ball 17 materials are stainless steel, have 56, are placed in the circular hole of aligning ball dish 18, and effect is that in the middle of making, mounting disc 4 rolls to reduce the friction in adjustment process on ball.During work, part to be detected is placed on aligning and leveling platform upper cover 16.When the aligning and leveling platform was carried out aligning, operation control hand wheel 6 was by control hand wheel 6, by bevel gear steering box 5 and aligning worm gear case 7, make aligning feeding head 22 along aligning feeding head 22 axial linear movement, thereby in the middle of driving, mounting disc 4 in surface level X and Y-direction motion, realize aligning.When the aligning and leveling platform was carried out leveling, operation control hand wheel 6 by control hand wheel 6, by leveling worm gear case 9, made leveling feeding head 24 along leveling feeding head 24 axial linear movement, thereby drove 12 luffing of leveling steel ball bearing, realized leveling.
The utility model adopts bevel gear steering box 5, aligning worm gear case 7 and aligning feeding head 22 to carry out aligning, and utilize bevel gear that the input and output angle of worm gear case is changed, utilize simultaneously spring certain pretightning force in addition, the aligning displacement is transmitted in rolling by steel ball in aligning ball dish, replaced sliding friction with rolling friction, reduce resistance, reduced to a certain extent error, thereby improved the aligning precision.The utility model adopts leveling worm gear case 9 and leveling feeding head 24, horizontal feed is converted to vertically upward displacement feeding, thereby realizes leveling.This design feature is exactly the high precision worm gear case that adopts reduction gear ratio greatly and have locking function, has substituted the simple screw rod of in the past commonly using and has regulated feeding mode, has improved adjusting resolution, adopts simultaneously ball to coordinate aligning, has improved degree of regulation.
Claims (6)
1. aligning and leveling worktable that is used for high precision cylinder degree instrument, it is characterized in that: it comprises aligning device, levelling device and bracing or strutting arrangement; Wherein, on aligning device and levelling device fittable slackening device;
Described bracing or strutting arrangement comprises worktable shell (1), fixedly steel ball bearing (2), aligning preloading spring (3), middle mounting disc (4), middle mounting disc fixture (13), leveling platform compression leg (15), aligning and leveling platform upper cover (16), middle mounting disc bottom steel ball (17), aligning ball dish (18), aligning and leveling platform base (19) and cylinder orienting lug (23);
Described worktable shell (1) is circular, and uniform by 4 through holes in its outside, material is aluminium alloy, and it is fixedly connected with aligning and leveling platform base (19);
Fixedly steel ball bearing (2) is that ladder is cylindrical, is connected with middle mounting disc (4) by screw;
Aligning preloading spring (3) is extension spring, and it is connected and fixed steel ball bearing (2) and middle mounting disc fixture (13);
Middle mounting disc (4) is circular, and in the middle of it is placed on, on mounting disc bottom steel ball (17), two cylinder orienting lugs (23) of bottom are placed in the rectangular breach of upper two symmetries of aligning ball dish (18);
Middle mounting disc fixture (13) is rectangular parallelepiped, respectively has the different chamfering of radius at its non-conterminous two drift angle place, and heart place has through hole therein, and it is sleeved on leveling platform compression leg (15) top;
Leveling platform compression leg (15) is that ladder is cylindrical, and top and middle mounting disc fixture (13) be by being connected, and leveling platform compression leg (15) bottom is fixedly connected with aligning bar platform base (19);
Aligning and leveling platform upper cover (16) is circular plate type, is placed on aligning device and levelling device;
Middle mounting disc bottom steel ball (17) is placed in the circular hole of aligning ball dish (18);
Aligning ball dish (18) is circular, is evenly equipped with strip hole in its outside, has circular hole on its surface, and aligning ball dish (18) is placed under middle mounting disc (4); The direction of the strip hole of aligning ball dish (18) is corresponding with X, the Y-direction of worktable;
Aligning and leveling platform base (19) is stepped annulus, has uniform threaded hole in its outside, in order to be threaded with worktable shell (1), is provided with two cylinder orienting lugs (23) in its inboard;
Cylinder orienting lug (23) is cylindrical, and it is placed in the rectangular breach of upper another two symmetries of aligning ball dish (18), and is connected with middle mounting disc (4).
2. the aligning and leveling worktable for high precision cylinder degree instrument according to claim 1, it is characterized in that: described aligning device and levelling device respectively have two, they are installed along middle mounting disc (4) center line is symmetrical, and respectively become 90 ° of angles to be arranged in middle mounting disc (4).
3. the aligning and leveling worktable for high precision cylinder degree instrument according to claim 1 and 2, it is characterized in that: described aligning device comprises control hand wheel (6), aligning worm gear case 7, aligning worm gear case holder (8), bevel gear steering box (5), aligning feeding head fixture block (21) and aligning feeding head (22);
Bevel gear steering box (5) is rectangular-shaped, there are 2 vertical intermeshing bevel gears of axis (20) inside, it and aligning worm gear case (7) are connected by screw, one of them bevel gear is connected with the worm shaft of aligning worm gear case (7), and another bevel gear is connected with control hand wheel (6);
Aligning worm gear case 7 is rectangular-shaped, its side is fixedly connected with the side of bevel gear steering box (5), inside is a worm gear, worm structure, coaxial being connected of bevel gear in the output terminal of worm screw and bevel gear steering box (5), aligning worm gear case (7) worm-gear output shaft one side is threaded connection aligning feeding head (22), be provided with a hold-down bars at it near on a side of aligning feeding head (22), this hold-down bars stretches in the breach of aligning feeding head fixture block (21);
Aligning feeding head (22) is the pole of TOE, and its threaded end is threaded with worm gear in aligning worm gear case (7), and the other end is clamped by aligning feeding head fixture block (21);
Aligning feeding head fixture block (21) is a rectangular block that has two breach, and one of them breach clamps the not threaded end of aligning feeding head (22), and the hold-down bars on another breach and aligning worm gear case 7 cooperatively interacts;
In the middle of two aligning feeding heads (22) withstand respectively, mounting disc fixture (13) two is on the side of 90 °;
Control hand wheel (6) is that the metal-made ladder is cylindric, has rolled decorative pattern on handwheel, and it passes coaxial connection of another bevel gear of through hole and bevel gear steering box (5) on worktable shell (1);
Aligning worm gear case holder (8) is the derby of " L " shape for section, aligning worm gear case holder (8) side is fixedly connected with another side of aligning worm gear case (7), and the bottom surface of aligning worm gear case holder (8) is fixedly connected with middle mounting disc (4).
4. the aligning and leveling worktable for high precision cylinder degree instrument according to claim 1 and 2 is characterized in that: described levelling device comprises leveling worm gear case (9), leveling preloading spring (10), leveling preloading spring card rod (11), leveling steel ball bearing (12), leveling steel ball (14), control hand wheel (6) and leveling feeding head (24);
Described leveling worm gear case (9) is rectangular parallelepiped, and its inside is a worm gear, worm structure, its worm screw and coaxial connection of another control hand wheel (6), and worm gear is connected with leveling feeding head (24);
Leveling feeding head (24) is cylindrical rod, and the one end has a latch, and there is a screw thread other end, and latch sinks in the rectangular recess of leveling steel ball bearing (12) bottom;
Leveling steel ball bearing (12) is rectangular parallelepiped processed, and it is arranged on leveling worm gear case (9), and there is a circular groove at its center, upper surface, has two counter sinks in circular groove both sides, and there is a rectangular recess bottom surface;
Leveling preloading spring (10) is extension spring, mounting disc (4) and leveling steel ball bearing (12) in the middle of it connects;
Leveling preloading spring card rod (11) be cylindrical rod, and level is placed in leveling steel ball bearing (12) two of upper surfaces counter sink respectively, and an end of leveling preloading spring (10) is mounted on leveling preloading spring card excellent (11) center;
Leveling steel ball (14) is placed in the circular groove at leveling steel ball bearing (12) center, upper surface.
5. the aligning and leveling worktable for high precision cylinder degree instrument according to claim 3, it is characterized in that: described aligning ball dish (18) is evenly equipped with four strip holes in its outside, have 56 circular holes on its surface, the size of circular hole is complementary with the diameter that is placed on its inner steel ball.
6. the aligning and leveling worktable for high precision cylinder degree instrument according to claim 1, it is characterized in that: described aligning and leveling platform upper cover (16) is placed on the surface of 3 leveling steel balls (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501238 CN202947720U (en) | 2012-09-28 | 2012-09-28 | Aligning leveling workbench applied to high-precision cylindricity instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501238 CN202947720U (en) | 2012-09-28 | 2012-09-28 | Aligning leveling workbench applied to high-precision cylindricity instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202947720U true CN202947720U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220501238 Withdrawn - After Issue CN202947720U (en) | 2012-09-28 | 2012-09-28 | Aligning leveling workbench applied to high-precision cylindricity instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202947720U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697849A (en) * | 2012-09-28 | 2014-04-02 | 北京航天计量测试技术研究所 | Centering and leveling work platform for high-precision cylindricity measuring instrument |
| CN108917544A (en) * | 2018-03-29 | 2018-11-30 | 武汉船用机械有限责任公司 | A kind of hole measuring device and its application method |
| CN115265453A (en) * | 2022-07-28 | 2022-11-01 | 马鞍山精一工程机械有限公司 | Axial radial clearance detection life-span type slewing bearing |
-
2012
- 2012-09-28 CN CN 201220501238 patent/CN202947720U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697849A (en) * | 2012-09-28 | 2014-04-02 | 北京航天计量测试技术研究所 | Centering and leveling work platform for high-precision cylindricity measuring instrument |
| CN103697849B (en) * | 2012-09-28 | 2016-08-31 | 北京航天计量测试技术研究所 | Aligning and leveling worktable for high accuracy cylindricity instrument |
| CN108917544A (en) * | 2018-03-29 | 2018-11-30 | 武汉船用机械有限责任公司 | A kind of hole measuring device and its application method |
| CN108917544B (en) * | 2018-03-29 | 2020-11-10 | 武汉船用机械有限责任公司 | Hole measuring device and using method thereof |
| CN115265453A (en) * | 2022-07-28 | 2022-11-01 | 马鞍山精一工程机械有限公司 | Axial radial clearance detection life-span type slewing bearing |
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