CN212944737U - Linear guide rail straightening tool - Google Patents

Abstract

The utility model discloses a linear guide rail straightening tool, which comprises a base, wherein a first slide rail, a second slide rail and a third slide rail are arranged on the base in parallel, both ends of the first slide rail are respectively provided with a fixing device, and the middle part of the first slide rail and the second slide rail are connected with a straightening device in a sliding way, and the fixing device comprises a vertical plate, a fixed plate, a pressing plate, a top plate, a spring and an elbow clamp; the straightening device comprises a detection mechanism and a fine adjustment mechanism, the detection mechanism comprises a bottom block, a vertical block, an ejector block and a sliding block, the edge of the ejector block is embedded downwards with an ultrasonic sensor, the upper part of the ejector block is electrically connected with a display screen, the fine adjustment mechanism comprises a coarse adjustment ratchet wheel, a fine adjustment cylinder, a straightening threaded rod and a fixing sleeve, and an adjusting nut is fixedly arranged in the fine adjustment cylinder. The utility model discloses compact structure, the alignment piece is treated to compatible many sizes, the straightness of real-time supervision, and local fine setting and then realize whole alignment.

Description

Linear guide rail straightening tool

Technical Field

The utility model relates to a straightening equipment technical field, concretely relates to linear guide alignment frock.

Background

The linear guide rail is used in high-precision or high-speed linear reciprocating motion, can bear certain torque, and can realize high-precision linear motion under the condition of high load. The linear guide rail moves to support and guide the moving part to reciprocate linearly in a given direction. The linear bearing is mainly used for a plurality of automatic machines, such as machine tools, bending machines, laser welding machines and other mechanical structures with high precision requirements.

The longer the length of the linear guide rail is, the more flexible the middle part is, which leads to that the machinery using the linear guide rail cannot do linear motion.

Disclosure of Invention

In order to solve the problem, the utility model aims at providing a linear guide alignment frock utilizes fixing device to make and treats that alignment both ends are straight to treat through three slide rails that the alignment carries out the straightness and detect, carry out local alignment through fine-tuning, slide through the slide rail after and realize whole alignment, the simple operation just improves alignment efficiency.

The utility model adopts the technical proposal that:

a linear guide rail straightening tool comprises a base, wherein a first slide rail, a second slide rail and a third slide rail are arranged on the base in parallel, fixing devices are arranged at two ends of the first slide rail, the middle of the first slide rail and the second slide rail are connected with straightening devices in a sliding mode, and each fixing device comprises a vertical plate, a fixing plate, a pressing plate, a top plate, a spring and an elbow clamp; the straightening device comprises a detection mechanism and a fine adjustment mechanism, the detection mechanism comprises a bottom block, a vertical block, an ejector block and a sliding block, the edge of the ejector block is embedded downwards with an ultrasonic sensor, the upper part of the ejector block is electrically connected with a display screen, the fine adjustment mechanism comprises a coarse adjustment ratchet wheel, a fine adjustment cylinder, a straightening threaded rod and a fixing sleeve, and an adjusting nut is fixedly arranged in the fine adjustment cylinder.

Preferentially, the vertical block is vertically arranged at the edge of the bottom block, the top block is parallel to the bottom block and is vertically arranged at the other end of the vertical block, one side of the vertical block is provided with a groove, and the bottom block with the sliding block parallel to the bottom block is arranged in the groove and is fixed by a fastener.

Preferentially, the middle part of the bottom block is respectively provided with a long sliding groove and a short sliding groove towards two sides, the first sliding rail is inserted in the long sliding groove, and the second sliding rail is inserted in the short sliding groove.

Preferably, the fine adjustment mechanism is arranged in the top block and close to one side of the vertical block, the coarse adjustment ratchet wheel is connected with the fixed sleeve, the fine adjustment cylinder is sleeved outside the fixed sleeve, the straightening threaded rod sequentially penetrates through the fixed sleeve, the fine adjustment cylinder, the adjusting nut and the coarse adjustment ratchet wheel, and threads are arranged on the inner sides of the coarse adjustment ratchet wheel and the adjusting nut and are in threaded connection with the straightening threaded rod.

Preferably, the fine adjustment cylinder is provided with a scale at one end far away from the coarse adjustment ratchet wheel, and the equal central angle is provided with 100 scale values, so that the fine adjustment precision is 0.01.

Preferentially, on the riser was located perpendicularly to the fixed plate, riser and fixed plate junction and laminating riser upwards were equipped with the rail area, and the elbow clamp is located riser top and lower extreme and is connected the roof, and connecting spring and the spring other end connection clamp plate under the roof, roof and clamp plate all with rail area sliding connection, the riser has through-hole and first slide rail and passes the through-hole, be equipped with between the fixed plate of relative both sides and clamp plate and remain the alignment.

Preferably, one end of the second slide rail is provided with a first cylinder and connected with the bottom block.

Preferentially, the third slide rail is provided with a second cylinder in a sliding manner and is connected with the side wall of the vertical plate on one side of the short chute.

The utility model has the advantages that:

1. the fixing devices on two sides of the first sliding rail press the elbow clamp downwards, move the top plate downwards and move the pressing plate downwards after compressing the spring so as to clamp two ends of the piece to be straightened and ensure that the two ends of the piece to be straightened are positioned on the same horizontal line;

2. the first air cylinder pushes the bottom block and drives the detection mechanism to move horizontally at equal intervals, the ultrasonic sensor detects the distance from the lower surface of the top block to the upper surface of the piece to be straightened downwards so as to determine the straightness of the piece to be straightened, and detection data are displayed in real time through the display screen;

3. according to the detection data, the sliding block is vertically moved and adjusted to be flat and straight to the upper surface and the lower surface of the part to be straightened, the barrel is finely adjusted through rotation, the adjusting nut drives the straightening threaded rod to rotate to achieve fine adjustment, and the detection part on the part to be straightened is straightened.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the connection of the present invention;

fig. 2 is a schematic top connection view of the present invention;

FIG. 3 is a schematic view of the alignment device according to the present invention;

fig. 4 is a schematic connection diagram of the fine adjustment mechanism of the present invention.

Labeled as: 1. the device comprises a base, 11, a first slide rail, 12, a second slide rail, 121, a first air cylinder, 13, a third slide rail, 131, a second air cylinder, 2, a fixing device, 21, a vertical plate, 211, a rail belt, 212, a through hole, 22, a fixing plate, 23, a pressing plate, 24, a top plate, 25, a spring, 26, an elbow clamp, 27, a to-be-straightened piece, 3, a straightening device, 4, a detection mechanism, 41, a bottom block, 411, a long sliding groove, 412, a short sliding groove, 42, a vertical block, 421, a groove, 43, a top block, 431, an ultrasonic sensor, 432, a display screen, 44, a sliding block, 5, a fine adjustment mechanism, 51, a coarse adjustment ratchet wheel, 52, a fine adjustment cylinder, 521, an adjustment nut, 53, an alignment threaded rod and 54 a fixing sleeve.

Detailed Description

As shown in fig. 1-2, a linear guide rail straightening tool includes a base 1, a first slide rail 11, a second slide rail 12 and a third slide rail 13 are arranged on the base 1 in parallel, two ends of the first slide rail 11 are respectively provided with a fixing device 2, the middle part of the first slide rail 11 and the second slide rail 12 are connected with a straightening device 3 in a sliding manner, one end of the second slide rail 12 is provided with a first cylinder 121 and connected with a bottom block 41, the third slide rail 13 is provided with a second cylinder 131 in a sliding manner, and the third slide rail 13 is connected with a side wall of a vertical plate 21 on one side of a short;

as shown in fig. 1, the fixing device 2 includes a vertical plate 21, a fixing plate 22, a pressing plate 23, a top plate 24, a spring 25 and an elbow clamp 26, the fixing plate 22 is vertically disposed on the vertical plate 21, a rail belt 211 is disposed at the joint of the vertical plate 21 and the fixing plate 22 and attached to the vertical plate 21, the elbow clamp 26 is disposed at the top of the vertical plate 21, the lower end of the elbow clamp is connected to the top plate 24, the spring 25 is connected to the lower end of the top plate 24, the other end of the spring 25 is connected to the pressing plate 23, the top plate 24 and the pressing plate 23 are both slidably connected to the rail belt 211, a through hole 212 is disposed below the vertical plate 21, the first slide rail 11 penetrates through the through hole 212, a to-be-straightened piece 27 is disposed between the fixing plate 22 and the pressing plate 23 on opposite sides, the elbow clamp 26 is pressed down, the pressing plate 24 is moved down and the spring;

as shown in fig. 1-4, the straightening device 3 includes a detection mechanism 4 and a fine adjustment mechanism 5, wherein:

as shown in fig. 3, the detecting mechanism 4 includes a bottom block 41, a vertical block 42, a top block 43 and a sliding block 44, an ultrasonic sensor 431 is embedded in the edge of the top block 43 and downward, and a display screen 432 is electrically connected to the upper portion of the top block, the vertical block 42 is vertically arranged at the edge of the bottom block 41, the top block 43 is parallel to the bottom block 41 and is vertically arranged at the other end of the vertical block 42, a groove 421 is arranged on one side of the vertical block 42, the sliding block 44 is parallel to the bottom block 41 and is arranged in the groove 421 and fixed by a fastener, a long sliding slot 411 and a short sliding slot 412 are respectively arranged in the middle of the bottom block 41 towards two sides, the first sliding rail 11 is inserted into the long sliding slot;

as shown in fig. 4, the fine adjustment mechanism 5 includes a coarse adjustment ratchet 51, a fine adjustment cylinder 52, an alignment threaded rod 53, and a fixed sleeve 54, an adjustment nut 521 is fixedly disposed in the fine adjustment cylinder 52, the fine adjustment mechanism 5 is disposed in the top block 43 and near one side of the vertical block 42, the coarse adjustment ratchet 51 is connected to the fixed sleeve 54, the fine adjustment cylinder 52 is sleeved outside the fixed sleeve 54, the alignment threaded rod 53 sequentially passes through the fixed sleeve 54, the fine adjustment cylinder 52, the adjustment nut 521, and the coarse adjustment ratchet 51, the inner sides of the coarse adjustment ratchet 51 and the adjustment nut 521 are both provided with threads and are in threaded connection with the alignment threaded rod 53, one end of the fine adjustment cylinder 52 away from the coarse adjustment ratchet 51 is provided with scales, and the central angle of the fine adjustment cylinder is 100 scale values;

as shown in fig. 1-4, the first cylinder 121 pushes the bottom block 41, so that the bottom block 41 carries the entire detection mechanism 4 to move horizontally and perform local flatness detection on the to-be-straightened piece 27 at equal intervals, the ultrasonic sensor 431 detects the distance from the lower surface of the top block 43 to the upper surface of the to-be-straightened piece 27 downwards, and displays the detection data in real time through the display screen 432 and compares the detection data with the data at the two ends, the second cylinder 131 pushes the vertical plate 21 and carries the detection mechanism 4 to move, so that the first slide rail 11 is inserted into the deep slot of the long slide slot 411, according to the detection difference, the sliding block 44 moves vertically and makes the upper surface of the sliding block and the lower surface of the to-be-straightened piece 27 flat, the fine adjustment cylinder 52 is rotated to drive the adjustment nut 521 to rotate, the straightening threaded rod 53 rotates a circle in the adjustment nut 521, and the straightening threaded rod 53 advances, rotating the fine adjustment cylinder 52 by an angle to enable the alignment threaded rod 53 to move along the axis direction by a small distance, setting scales at one end of the fine adjustment cylinder 52, which is far away from the coarse adjustment ratchet wheel 51, and setting 100 scale values at the equal central angle to enable the fine adjustment precision of the fine adjustment cylinder 52 to be 0.01, namely fine adjustment is accurate to 2 positions behind a decimal point, so as to realize alignment of a local detection part, then, the first cylinder 121 continues to push the detection mechanism 4 to move along the first slide rail 11, the second cylinder 131 reversely pushes the detection mechanism 4 to move, so that the ultrasonic sensor 431 downwards faces the middle part of the part 27 to be aligned, and the steps are executed in a circulating manner, and finally, the whole alignment of the part 27 to be.

The utility model has the advantages that: compact structure, the alignment piece is treated to compatible many sizes, and real-time supervision straightness, local fine setting and then realize whole alignment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a linear guide alignment frock, includes the base, and the parallel is equipped with first slide rail, second slide rail and third slide rail on the base, and sliding connection has aligning device, its characterized in that on first slide rail both ends all were equipped with fixing device and middle part and the second slide rail: the fixing device comprises a vertical plate, a fixing plate, a pressing plate, a top plate, a spring and an elbow clamp; the straightening device comprises a detection mechanism and a fine adjustment mechanism, the detection mechanism comprises a bottom block, a vertical block, an ejector block and a sliding block, the edge of the ejector block is embedded downwards with an ultrasonic sensor, the upper part of the ejector block is electrically connected with a display screen, the fine adjustment mechanism comprises a coarse adjustment ratchet wheel, a fine adjustment cylinder, a straightening threaded rod and a fixing sleeve, and an adjusting nut is fixedly arranged in the fine adjustment cylinder.

2. The linear guide rail straightening tool according to claim 1, characterized in that: the vertical block is vertically arranged at the edge of the bottom block, the top block is parallel to the bottom block and is vertically arranged at the other end of the vertical block, one side of the vertical block is provided with a groove, and the bottom block with the sliding block parallel to the bottom block is arranged in the groove and is fixed by a fastener.

3. The linear guide rail straightening tool according to claim 1, characterized in that: the bottom block middle part is equipped with long spout and short spout towards both sides respectively, and first slide rail alternates in long spout, and the second slide rail alternates to be located in the short spout.

4. The linear guide rail straightening tool according to claim 1, characterized in that: the fine adjustment mechanism is arranged in the top block and close to one side of the vertical block, the coarse adjustment ratchet wheel is connected with the fixed sleeve, the fine adjustment cylinder is sleeved outside the fixed sleeve, the straightening threaded rod sequentially penetrates through the fixed sleeve, the fine adjustment cylinder, the adjusting nut and the coarse adjustment ratchet wheel, and threads are arranged on the inner sides of the coarse adjustment ratchet wheel and the adjusting nut and are connected with the threaded rod straightening threads.

5. The linear guide rail straightening tool according to claim 1, characterized in that: the fine adjustment cylinder is provided with scales at one end far away from the coarse adjustment ratchet wheel, and 100 scale values are arranged at the equal central angle, so that the fine adjustment precision is 0.01.

6. The linear guide rail straightening tool according to claim 1, characterized in that: on the riser was located perpendicularly to the fixed plate, riser and fixed plate junction and laminating riser upwards were equipped with the rail area, and the elbow clamp is located riser top and lower extreme and is connected the roof, and connecting spring and the spring other end connection clamp plate under the roof, roof and clamp plate all with rail area sliding connection, the riser has through-hole and first slide rail to pass the through-hole, is equipped with between the fixed plate of relative both sides and clamp plate and remains the alignment.

7. The linear guide rail straightening tool according to claim 1, characterized in that: one end of the second slide rail is provided with a first cylinder and is connected with the bottom block.

8. The straight guide rail straightening tool according to any one of claims 1 to 3, characterized in that: and a second cylinder is arranged on the third slide rail in a sliding manner, and the connecting vertical plate is positioned on the side wall of one side of the short chute.

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