Adjusting device for installation of linear guide rail of automatic numerical control machine tool

Abstract

The utility model relates to the technical field of guide rail installation, in particular to an automatic numerical control machine tool linear guide rail installation adjusting device which comprises an installation base, a guide rail body and an adjusting mechanism, an installation groove is formed in the top of the installation base, and the guide rail body is arranged in the installation groove. The adjusting mechanism comprises an adjusting seat, a motor and a lead screw, positioning grooves are formed in the bottoms of the two sides of the mounting seat, the adjusting seat is fixedly arranged in the positioning grooves, the lead screw is arranged in the adjusting seat, the motor is arranged on the side wall of the adjusting seat, the output end of the motor is connected with the lead screw, a blocking ring is arranged in the middle of the lead screw, and the directions of threads on the two sides of the blocking ring are opposite. Sliding blocks are arranged on the two sides of the blocking ring, the bottoms of the sliding blocks are arranged on the lead screws, guiding blocks are arranged on the tops of the sliding blocks, adjusting grooves are formed in the mounting grooves, and the tops of the guiding blocks penetrate through the adjusting grooves to limit the two sides of the guide rail body. In the installation process of the guide rail body, the linear state can be kept all the time, deviation is prevented, and the installation precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to guide rail installation technical field, concretely is a kind of adjustment device of automatic numerical control machine tool linear guide rail installation. BACKGROUND

[0002] The part that supports and guides the movement component along certain trajectory is called guide rail pair, and is often simply referred to as guide rail, the movement trajectory of movement component has straight line, circle or curve, rolling circle guide rail can be attributed to rolling thrust bearing, curve guide rail is rarely applied in machinery, guide rail is a very important component in machine, especially important in machine tool, the machining precision of machine tool is directly linked with guide rail precision.

[0003] In prior art, the straightness of machine tool guide rail needs to be measured after installation, to ensure that the slider on the guide rail can slide linearly, but in prior art, if the guide rail needs to be adjusted after installation, the entire guide rail needs to be disassembled to be adjusted again, which is relatively troublesome to operate.

[0004] Chinese patent CN219113406U discloses a kind of adjustment device of numerical control machine tool linear guide rail installation, when the straightness of guide rail is fine-tuned, guide rail does not need to be disassembled relative to mounting seat, only need to loosen center fastening bolt and two groups of edge fastening bolt, then four groups of positioning plate are driven to slide by four groups of adjusting screw rod, and the position of four corners outside guide rail is fine-tuned, which is relatively convenient to operate, and the adjustment precision is relatively high.

[0005] But this patent still has the following problems: when four groups of positioning plate are driven to slide by four groups of adjusting screw rod, four groups of screw rod cannot keep rotating all the time, which causes error in the straight line state during guide rail adjustment, affecting the accuracy of installation. UTILITY MODEL CONTENTS

[0006] The utility model aims at at least solving one of the technical problems existing in prior art. For this purpose, the utility model provides a kind of adjustment device of automatic numerical control machine tool linear guide rail installation, the adjusting device is rotated by motor drive screw, since the direction of thread on the two sides of blocking ring is opposite, the slider on the two sides will approach each other along screw, and then drive guide block to limit the two sides of guide rail;So that guide rail body keeps straight line state during actual installation process, prevent deviation during guide rail body installation, improve installation precision.

[0007] In order to achieve the above object, the utility model provides a kind of adjusting device of linear guide rail installation of automatic numerical control machine tool according to the first aspect of embodiment of the utility model, including mounting seat, guide rail body and adjusting mechanism, the mounting seat top is equipped with installation slot, the guide rail body is arranged in installation slot, the adjusting mechanism is arranged in the both sides of mounting seat;The adjusting mechanism includes adjusting seat, motor and screw rod, the both sides of mounting seat bottom are equipped with positioning slot, the adjusting seat is fixedly arranged in positioning slot, the screw rod is arranged in the adjusting seat, the motor is arranged in the side wall of adjusting seat, and its output end is connected with the screw rod, the screw rod middle position is equipped with blocking ring, the screw tooth direction of the both sides of blocking ring is opposite, the both sides of blocking ring are equipped with slider, the slider bottom is arranged on the screw rod, the slider top is equipped with guide block, the installation slot is equipped with adjusting groove, the guide block top penetrates adjusting groove, the both sides of guide rail body are limited.

[0008] As a further scheme of the utility model: the guide rail body inside middle position is equipped with fastening bolt matched with mounting seat, the mounting seat bottom center is equipped with fastening slot, the fastening slot is equipped with nut, and the nut is used to fix fastening bolt.

[0009] As a further scheme of the utility model: the side of guide block towards guide rail body side wall is equipped with protective pad.

[0010] As a further scheme of the utility model: the both sides of guide rail body side wall are equipped with guide slot, and the guide block is arranged at the bottom of guide slot.

[0011] As a further scheme of the utility model: the guide rail body is equipped with adjusting bolt, and the adjusting bolt is located at the both sides of fastening bolt.

[0012] Compared with prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model drives screw rod to rotate by motor, since the screw tooth direction of the both sides of blocking ring is opposite, the slider of the both sides is close to each other along screw rod, to drive guide block to limit the both sides of guide rail, so that guide rail body keeps straight state during actual installation, prevents deviation during guide rail body installation, and improves installation precision.

[0014] 2. The utility model passes through fastening bolt and passes through the reserved hole of guide rail body inside middle position, cooperates with the nut in the fastening slot of mounting seat bottom center, firmly fixes guide rail body on mounting seat, preliminarily positions the center of guide rail body, provides basis for subsequent guide block to limit the both sides of guide rail body straight.

[0015] 3. The utility model discloses a protection pad is set up, can prevent guiding block directly with the lateral wall of guide rail body contact, thereby avoid producing scraping and wearing.

[0016] 4. The utility model discloses a adjusting bolt is set up, is fixedly installed to the guide rail body in straight -line state, improves the stability and accuracy of whole installation. ACCURACY

[0017] Fig. 1 It is a kind of automatic numerical control machine tool linear guide rail installation adjusting device perspective diagram.

[0018] Fig. 2 It is fastening bolt and nut installation schematic diagram.

[0019] Fig. 3 It is mounting seat perspective diagram.

[0020] Fig. 4 It is adjusting mechanism perspective diagram.

[0021] Figure reference: 1, mounting seat;11, installation groove;12, adjusting groove;13, fastening groove;14, positioning groove;2, guide rail body;21, guide groove;3, adjusting seat;31, motor;32, screw;33, blocking ring;34, sliding block;35, guiding block;36, protection pad;4, fastening bolt;41, nut;5, adjusting bolt. DETAILED DESCRIPTION

[0022] The technical scheme of the utility model will be described below in clear and complete by combining with examples, obviously, the described example is only a part of the utility model embodiment, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of the utility model protection.

[0023] As Figs. 1 to 4 Shown, a kind of automatic numerical control machine tool linear guide rail installation adjusting device, including mounting seat 1, guide rail body 2 and adjusting mechanism, the mounting seat 1 top is equipped with installation groove 11, the guide rail body 2 is arranged in installation groove 11, the adjusting mechanism is arranged in the both sides of mounting seat 1, adjusts the position of guide rail body 2;

[0024] The adjusting mechanism comprises an adjusting seat 3, a motor 31 and a screw rod 32, the bottom of the mounting seat 1 is provided with a positioning groove 14, the adjusting seat 3 is fixedly arranged in the positioning groove 14, the screw rod 32 is arranged in the adjusting seat 3, the motor 31 is arranged on the side wall of the adjusting seat 3, and the output end of the motor 31 is connected with the screw rod 32, the middle position of the screw rod 32 is provided with a blocking ring 33, the thread directions of the two sides of the blocking ring 33 are opposite, the two sides of the blocking ring 33 are provided with sliding blocks 34, the bottom of the sliding block 34 is arranged on the screw rod 32, the top of the sliding block 34 is provided with a guide block 35, the adjusting groove 12 is arranged on the mounting groove 11, and the top of the guide block 35 penetrates through the adjusting groove 12 and limits the two sides of the guide rail body 2.

[0025] When the guide rail body 2 deviates from the straight line during installation, the screw rod 32 is driven to rotate by the motor 31, the two sliding blocks 34 are close to each other along the screw rod 32 due to the opposite thread directions of the two sides of the blocking ring 33, and the guide block 35 limits the two sides of the guide rail, so that the guide rail body 2 always maintains a straight line state during actual installation, deviation of the guide rail body 2 during installation is prevented, and the installation precision is improved.

[0026] The middle position of the guide rail body 2 is provided with a fastening bolt 4 matched with the mounting seat 1, the bottom center of the mounting seat 1 is provided with a fastening groove 13, the fastening groove 13 is provided with a nut 41, and the nut 41 is used for fixing the fastening bolt 4.

[0027] The fastening bolt 4 penetrates through the reserved hole at the middle position of the guide rail body 2 and is matched with the nut 41 in the fastening groove 13 at the bottom center of the mounting seat 1, so as to firmly fix the guide rail body 2 on the mounting seat 1 and preliminarily position the center of the guide rail body 2, thereby providing a basis for the straight line limiting of the two sides of the guide rail body 2 by the guide block 35.

[0028] The guide block 35 is provided with a protective pad 36 on the side wall of the guide rail body 2.

[0029] The protective pad 36 can prevent the guide block 35 from directly contacting the side wall of the guide rail body 2, so as to avoid scratching and abrasion.

[0030] The two side walls of the guide rail body 2 are provided with guide grooves 21, and the guide block 35 is arranged at the bottom of the guide groove 21; the guide rail body 2 is provided with an adjusting bolt 5, and the adjusting bolt 5 is located on the two sides of the fastening bolt 4.

[0031] The adjusting bolt 5 is arranged to fix and install the guide rail body 2 in a straight line state, so as to improve the stability and accuracy of the overall installation.

[0032] The utility model discloses a working principle: first, through the nut 41 cooperation of fastening bolt 4 and the bottom of mounting seat 1, the guide rail body 2 is primarily fixed on mounting seat 1, then, when the guide rail body 2 is offset in the installation process, motor 31 drives screw rod 32 to rotate, because the opposite direction of the two sides of blocking ring 33 thread, make both sides slider 34 along screw rod 32 mutually close or far away, drive guide block 35 through adjusting groove 12 to the both sides of guide rail body 2 carry out the limiting adjustment, ensure that guide rail body 2 keeps the linear state, finally, through setting adjusting bolt 5 further fixed guide rail body 2, improve the stability and accuracy of installation.

[0033] The above embodiments are only used to illustrate the technical method of the utility model and not to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical method of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical method of the utility model.

Claims

1. An adjustment device for installing a linear guide rail of an automated numerically controlled machine tool, comprising a mounting seat (1), a guide rail body (2), and an adjustment mechanism, wherein a mounting groove (11) is provided on the top of the mounting seat (1), the guide rail body (2) is arranged in the mounting groove (11), and the adjustment mechanism is arranged on both sides of the mounting seat (1); It is characterized by: The adjusting mechanism comprises an adjusting seat (3), a motor (31) and a screw rod (32); positioning grooves (14) are provided at the bottom of both sides of the mounting seat (1); the adjusting seat (3) is fixedly arranged in the positioning grooves (14); a screw rod (32) is provided in the adjusting seat (3); the motor (31) is arranged on the side wall of the adjusting seat (3), and its output end is connected to the screw rod (32); a blocking ring (33) is provided in the middle position of the screw rod (32); the thread teeth on both sides of the blocking ring (33) are in opposite directions; sliders (34) are provided on both sides of the blocking ring (33); the bottom of the slider (34) is provided on the screw rod (32); a guide block (35) is provided on the top of the slider (34); an adjusting groove (12) is opened on the mounting groove (11); the top of the guide block (35) passes through the adjusting groove (12) to limit the two sides of the guide rail body (2).

2. The adjusting device for installing a linear guide rail of an automated CNC machine tool according to claim 1, characterized in that: A fastening bolt (4) that matches the mounting seat (1) is provided at a middle position inside the guide rail body (2); a fastening groove (13) is provided at the center of the bottom of the mounting seat (1); a nut (41) is provided in the fastening groove (13); and the nut (41) is used to fix the fastening bolt (4).

3. The adjusting device for installing a linear guide rail of an automated CNC machine tool according to claim 1, characterized in that: A protection pad (36) is provided on one side of the guide block (35) facing the side wall of the guide rail body (2).

4. The adjusting device for installing a linear guide rail of an automated CNC machine tool according to claim 2, characterized in that: Guide grooves (21) are provided on both side walls of the guide rail body (2), and the guide blocks (35) are provided at the bottom of the guide grooves (21).

5. The adjusting device for installing a linear guide rail of an automated CNC machine tool according to claim 2, characterized in that: Adjustment bolts (5) are provided on the guide rail body (2), and the adjustment bolts (5) are located on both sides of the fastening bolts (4).

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