CN215830976U

CN215830976U - Lead screw supporting seat based on precision finishing

Info

Publication number: CN215830976U
Application number: CN202022240419.8U
Authority: CN
Inventors: 方瑞琪
Original assignee: Dongying Tuojin Precision Metal Co ltd
Current assignee: Dongying Tuojin Precision Metal Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2022-02-15
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a lead screw supporting seat based on precision machining, which comprises a fixing cover, wherein a supporting base is fixedly arranged on the outer surface of the fixing cover, a locking block is fixedly arranged on the upper surface of the supporting base, a shaft collar is fixedly arranged in the supporting base, fixing screw holes are formed in the positions, close to four corners, of the upper surface of the fixing cover, and oil inlet holes are formed in the positions, close to the edges, of the upper surface of the fixing cover. According to the lead screw supporting seat based on precision machining, the oil inlet hole formed in the upper surface of the fixing cover is communicated with the brush on the inner surface of the through hole through the arranged fixing cover, lubricating oil is added, the lubricating oil can penetrate into the bearing through the brush only by dripping into the oil inlet hole, and therefore the bearing is lubricated, the problem of inconvenience in maintenance is solved, the stud pushes the limiting column to advance by rotating the locking knob on the upper surface of the locking block, the locking pad is pushed to clamp the shaft collar, the bearing cannot shake up and down, and the problem that the bearing is prone to shake during operation is solved.

Description

Lead screw supporting seat based on precision finishing

Technical Field

The utility model relates to the field of screw rod supporting, in particular to a screw rod supporting seat based on precision machining.

Background

The lead screw generally refers to a ball screw, which is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion, the ball screw is the most commonly used transmission element on tool machinery and precision machinery, the main function of the ball screw is to convert rotary motion into linear motion or convert torque into axial repeated acting force, and the ball screw has the characteristics of high precision, reversibility and high efficiency, because of very small friction resistance, the ball screw is widely applied to various industrial equipment and precision instruments, the ball screw consists of a screw rod, a nut, a steel ball, a prepressing sheet, a reverser and a dust catcher, the ball screw has the function of converting rotary motion into linear motion, which is the further extension and development of an Aickm screw rod, and the important meaning of the development is to convert a bearing from sliding motion into rolling motion, and the lead screw supporting seat is a bearing supporting seat for supporting and connecting the lead screw and a motor, the support seat generally comprises: the fixed side (after K is showed as BK12) and the supporting unit (F is showed as BF12) are provided with an angular contact ball bearing of JIS5 grade adjusted by prepressing, a screw rod supporting seat is provided with a microminiature angular contact ball bearing with a contact angle of 45 degrees developed for a microminiature ball screw rod, and the high rigidity, the high precision and the stable rotation performance can be obtained; however, the screw rod supporting seat used at the present stage has the problems that the maintenance is inconvenient, the oil filling angle and the bearing are easy to spill vertically when lubricating oil is added, and the screw rod supporting seat is easy to shake during operation, and therefore a screw rod supporting seat based on precision machining is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a lead screw supporting seat based on precision machining, which can effectively solve the problems of inconvenient maintenance and easy shake in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a lead screw supporting seat based on precision finishing, includes fixed lid, fixed lid fixed surface installs and supports the base, fixed surface installs the latch segment on supporting the base, support the inside fixed mounting of base and have the axle collar.

Preferably, the upper surface of the fixing cover is provided with fixing screw holes close to the four corners, the upper surface of the fixing cover is provided with oil inlet holes close to the edges, the front surface of the fixing cover is provided with through holes close to the middle positions, brushes are fixedly arranged on the inner surfaces of the through holes, and the number of the oil inlet holes is two.

Preferably, the upper surface of the supporting base is provided with mounting holes near the four corners, and the supporting base is a cuboid.

Preferably, the latch segment upper surface is close to central point and puts fixed mounting and have the locking knob, fixed surface installs the double-screw bolt under the locking knob, fixed mounting has spacing post below the double-screw bolt, fixed surface installs spacing on the spacing post, terminal surface fixed mounting has the locking pad under the spacing post, spacing is the rectangle for the cross-section, spacing has four, contained angle between the adjacent spacing is ninety degrees, the locking pad is semilune, the latch segment has two and the equal structure of size the same.

Preferably, the fixing screw hole and the mounting hole are equal in size and are standard parts.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arranged fixed cover, the oil inlet hole formed in the upper surface of the fixed cover is communicated with the brush on the inner surface of the through hole, lubricating oil is added, so that the lubricating oil can permeate into the bearing through the brush only by dripping into the oil inlet hole, and the bearing is lubricated, thereby solving the problem of inconvenient maintenance.

Drawings

FIG. 1 is a partial cross-sectional view of a lead screw support base based on precision machining according to the present invention;

FIG. 2 is a front view of a lead screw support base based on precision machining according to the present invention;

FIG. 3 is a schematic view of a locking block structure of a lead screw supporting seat based on precision machining according to the present invention;

fig. 4 is a schematic diagram of a half-section structure of a fixing cover of a screw rod supporting seat based on precision machining.

In the figure: 1. a fixed cover; 101. fixing screw holes; 102. an oil inlet hole; 103. a through hole; 104. a brush; 2. a support base; 201. mounting holes; 3. a locking block; 301. locking the knob; 302. a stud; 303. A limiting column; 304. a locking pad; 305. a limiting strip; 4. a collar; 401. a rolling body; 402. and a bearing.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a lead screw supporting seat based on precision machining comprises a fixed cover 1, a supporting base 2 is fixedly installed on the outer surface of the fixed cover 1, a locking block 3 is fixedly installed on the upper surface of the supporting base 2, and a shaft collar 4 is fixedly installed inside the supporting base 2.

The upper surface of the fixed cover 1 is provided with fixed screw holes 101 at positions close to four corners, the upper surface of the fixed cover 1 is provided with oil inlet holes 102 at positions close to edges, the front surface of the fixed cover 1 is provided with through holes 103 at positions close to the middle, brushes 104 are fixedly arranged on the inner surfaces of the through holes 103, two oil inlet holes 102 are provided, the oil inlet holes 102 formed on the upper surface of the fixed cover 1 are communicated with the brushes 104 on the inner surfaces of the through holes 103, lubricating oil is added, so that the lubricating oil can permeate into the bearing 402 through the brushes 104 only by dropping into the oil inlet holes 102, the bearing 402 is lubricated, and the problem of inconvenient maintenance is solved; mounting holes 201 are formed in the positions, close to the four corners, of the upper surface of the supporting base 2, and the supporting base 2 is a cuboid; the upper surface of the locking block 3 is fixedly provided with a locking knob 301 close to the central position, the lower surface of the locking knob 301 is fixedly provided with a stud 302, a limiting column 303 is fixedly arranged below the stud 302, a limiting strip 305 is fixedly arranged on the upper surface of the limiting column 303, a locking pad 304 is fixedly arranged on the lower end surface of the limiting column 303, the cross section of the limiting strip 305 is rectangular, four limiting strips 305 are provided, the included angle between adjacent limiting strips 305 is ninety degrees, the locking pad 304 is half-moon-shaped, two locking blocks 3 are provided, the size is equal, the structure is the same, the locking knob 301 on the upper surface of the locking block 3 is rotated, the stud 302 pushes the limiting column 303 to advance, the locking pad 304 is pushed to clamp the collar 4, the bearing 402 cannot shake up and down, the problem that the bearing 402 is easy to shake during operation is solved, and the limiting strips 305 can keep the angle of the locking pad 304 not to shift; the fixing screw hole 101 and the mounting hole 201 are equal in size and are standard parts.

It should be noted that, the utility model is a lead screw supporting seat based on precision machining, when in use, firstly, the fixed side is inserted after being installed on a screw, a lock nut is screwed, the fixed side is fixed by a cushion block and an inner hexagonal fixing bolt, the output end of a motor is inserted into a bearing 402 and is fixed by a fixing piece, then a supporting base 2 is installed, the supporting base 2 and a fixing cover 1 are fixed by the hexagonal fixing bolt, when in oil adding and lubrication, the oil is directly dripped into an oil inlet 102, the oil inlet 102 arranged on the upper surface of the fixing cover 1 is communicated with a brush 104 on the inner surface of a through hole 103, the lubricating oil is added, the lubricating oil is dripped into the oil inlet 102 and can be permeated into the bearing 402 through the brush 104, thereby lubricating the bearing 402, and solving the problem of inconvenient maintenance, at the moment, the lock knob 301 on the upper surface of the lock block 3 is rotated, the stud 302 pushes the limit column 303 to advance, the locking pad 304 is pushed to clamp the collar 4, so that the bearing 402 cannot shake up and down, the problem that the bearing is easy to shake during operation is solved, and the limiting strip 305 can keep the angle of the locking pad 304 not to deviate.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lead screw supporting seat based on precision finishing which characterized in that: including fixed lid (1), fixed lid (1) surface fixed mounting has support base (2), support base (2) upper surface fixed mounting has latch segment (3), support base (2) inside fixed mounting has axle ring (4).

2. The lead screw supporting seat based on precision machining of claim 1, wherein: fixed screw (101) have all been seted up near the four corners position to fixed lid (1) upper surface, fixed lid (1) upper surface is close to the edge and has been seted up inlet port (102), fixed lid (1) front surface is close to the intermediate position and has been seted up through-hole (103), through-hole (103) internal surface fixed mounting has brush (104), inlet port (102) have two.

3. The lead screw supporting seat based on precision machining according to claim 2, characterized in that: support base (2) upper surface and advance to have seted up mounting hole (201) near four corners position, support base (2) are the cuboid.

4. The lead screw supporting seat based on precision machining of claim 1, wherein: the utility model discloses a locking device, including latch segment (3), locking knob (301) lower fixed surface installs double-screw bolt (302), double-screw bolt (302) below fixed mounting has spacing post (303), fixed surface installs spacing (305) on spacing post (303), terminal surface fixed mounting has locking pad (304) under spacing post (303), spacing (305) are the rectangle for the cross-section, spacing (305) have four, contained angle between adjacent spacing (305) is ninety degrees, locking pad (304) are semilune, latch segment (3) have two and the same structure of size.

5. The lead screw supporting seat based on precision machining according to claim 3, characterized in that: the fixing screw hole (101) and the mounting hole (201) are equal in size and are standard parts.