Adjustable mechanical support for installing deep-cavity guide rail

Abstract

The utility model discloses an adjustable mechanical support for installing a deep-cavity guide rail, and belongs to the technical field of numerical control machine tool machining auxiliary tools. The device comprises a pressing plate, the bottom of the pressing plate is connected with a plurality of clamping jaws, all the clamping jaws jointly abut against a bottom plate to the bottom of the pressing plate, the top of the pressing plate is connected with a lifting adjusting mechanism, the lifting part of the lifting adjusting mechanism is connected with a tray, at least one rolling mechanism is arranged on the tray, and the rolling mechanism is connected with the bottom of the pressing plate. The rolling mechanism can push the guide rail placed on the rolling mechanism through rolling. The position of the heavy punch guide rail is changed by being fixed in the deep cavity of the stand column, so that the installation straightness of the heavy punch guide rail is improved, and the installation efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machining auxiliary tools for numerical control machine tools, and particularly relates to an adjustable mechanical bracket for the installation of deep cavity guide rails. Background Technique

[0002] When assembling a floor-type boring and milling machine, in order to adjust the center of gravity position, a slidable counterweight mechanism - a heavy hammer needs to be installed inside the column cavity. To ensure the assembly requirements, guide rails are usually installed for the sliding adjustment of the heavy hammer to ensure the stability during the operation of the equipment. The straightness requirement for the guide rail installation is within 0.03 mm for the full length. During the installation process using the traditional method, due to the deep and long column cavity, it is impossible to effectively observe the positioning of the guide rail during the actual operation, making it difficult to ensure the straightness of the guide rail, with low installation efficiency and difficult subsequent adjustment. Therefore, a deep cavity heavy hammer guide rail installation tool is needed for the rapid installation and accurate positioning of the heavy hammer guide rail. Content of the Utility Model

[0003] The utility model aims at the above problems, makes up for the deficiencies of the prior art, and provides an adjustable mechanical bracket for the installation of deep cavity guide rails; by being fixed inside the deep cavity of the column, the position of the heavy hammer guide rail is changed, thereby improving the straightness of the heavy hammer guide rail installation and the installation efficiency.

[0004] To achieve the above object, the utility model adopts the following technical solutions.

[0005] The utility model provides an adjustable mechanical bracket for the installation of deep cavity guide rails, which is characterized in that it includes a pressing plate, the bottom of the pressing plate is connected with a plurality of claws, all the claws jointly hold the bottom plate against the bottom of the pressing plate, the top of the pressing plate is connected with a lifting and adjusting mechanism, the liftable part of the lifting and adjusting mechanism is connected with a tray, and at least one rolling mechanism is arranged on the tray, and the rolling mechanism can push the guide rail placed above through rolling.

[0006] Further, the lifting and adjusting mechanism includes a support rod, an inner screw rod, and an adjusting nut. The support rod is fixed on the upper part of the pressing plate and has an internal thread. The inner screw rod is rotatably placed inside the support rod as the liftable part of the lifting and adjusting mechanism. The adjusting nut is threadedly sleeved on the inner screw rod for fastening the inner screw rod after adjustment. The bottom of the tray has a threaded hole, and the inner screw rod is screwed into the bottom of the tray to be connected with the tray.

[0007] Furthermore, a set screw extending into the threaded hole is screwed into the lower part of one side of the tray, and the inner end of the set screw can press against the inner screw rod.

[0008] Furthermore, a plurality of reinforcing ribs are arranged between the bottom of the support rod and the pressing plate.

[0009] Furthermore, the rolling mechanism includes a mandrel, deep groove ball bearings, and a rolling support sleeve. The deep groove ball bearings are arranged at both ends of the rolling support sleeve. The rolling support sleeve and the deep groove ball bearings are jointly arranged in the tray. The mandrel passes through all the deep groove ball bearings and the rolling support sleeve and is connected to the tray. The rolling support sleeve can rotate around the mandrel as the central axis under the action of the deep groove ball bearings.

[0010] Furthermore, the mandrel is tightly fixed on the tray by a shaft retaining ring arranged on one side of the tray.

[0011] Furthermore, an adjusting pad is arranged between the deep groove ball bearing and the tray.

[0012] Advantages of the present utility model.

[0013] According to the present utility model, multiple combinations are used according to the length of the guide rail. The length of the lifting adjustment mechanism can be adjusted to drive the tray to move up and down to adapt to and position the installation position of the guide rail, so as to improve the straightness of the installation of the weight guide rail. The guide rail is installed linearly by rolling transmission through the rolling mechanism, improving the installation efficiency and solving the problems of poor straightness and inaccurate positioning of the guide rail inside the deep cavity of the column. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to make the technical problems, technical solutions and beneficial effects solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0015] Figure 1 It is a schematic main sectional structure view of the present utility model.

[0016] Figure 2 It is a schematic left view structure of the present utility model.

[0017] Figure 3 It is a schematic top view structure of the present utility model.

[0018] Figure 4 It is a schematic three-dimensional structure view of the present utility model.

[0019] Reference signs in the drawings: 1 is a pressing plate, 2 is a claw, 3 is a bottom plate, 4 is a tray, 5 is a support rod, 6 is an inner screw rod, 7 is an adjusting nut, 8 is a set screw, 9 is a reinforcing rib, 10 is a mandrel, 11 is a deep groove ball bearing, 12 is a rolling support sleeve, 13 is a retaining ring, 14 is an adjusting pad. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] As shown in the accompanying drawings, this embodiment provides an adjustable mechanical bracket for deep cavity guide rail installation, which includes a pressure plate 1. The bottom of the pressure plate 1 is connected to a plurality of clamping jaws 2 through lock nuts and washers, and all the clamping jaws 2 jointly press the bottom plate 3 against the bottom of the pressure plate 1.

[0021] The top of the pressure plate 1 is connected with a lifting adjustment mechanism. The lifting adjustment mechanism includes a support rod 5, an inner screw rod 6, and an adjustment nut 7. The support rod 5 is fixed on the upper part of the pressure plate 1. A plurality of reinforcing ribs 9 are arranged between the bottom of the support rod 5 and the pressure plate 1 to stably support the support rod 5.

[0022] The support rod 5 has an internal thread. The inner screw rod 6, as the liftable part of the lifting adjustment mechanism, is internally rotated and placed inside the support rod 5. The adjustment nut 7 is threadedly sleeved on the inner screw rod 6 to fasten the adjusted inner screw rod 6. The bottom of the tray 4 has a threaded hole, and the inner screw rod 6 is screwed into the bottom of the tray 4 to connect with the tray 4. The height of the tray 4 is adjusted by adjusting the height of the inner screw rod 6.

[0023] A set screw 8 that extends into the threaded hole is screwed into the lower part of one side of the tray 4. The inner end of the set screw 8 can press against the inner screw rod 6 to position the inner screw rod 6 by pressing against the side end of the inner screw rod 6.

[0024] At least one rolling mechanism is arranged on the tray 4. The rolling mechanism can push the guide rail placed above through rolling.

[0025] The rolling mechanism includes a core shaft 10, a deep groove ball bearing 11, and a rolling support sleeve 12. The deep groove ball bearings 11 are arranged at both ends of the rolling support sleeve 12. The rolling support sleeve 12 and the deep groove ball bearings 11 are jointly arranged inside the tray 4. The core shaft 10 passes through all the deep groove ball bearings 11 and the rolling support sleeve 12 and is connected to the tray 4. The core shaft 10 is clamped and fixed on the tray 4 by a shaft retaining ring 13 arranged on one side of the tray 4.

[0026] An adjusting pad 14 is arranged between the deep groove ball bearing 11 and the tray 4. The axial clearance is adjusted through the adjusting pad 14 to position the deep groove ball bearing 11 and prevent the axial movement of the deep groove ball bearing 11. The rolling support sleeve 12 can rotate around the core shaft 10 as the central axis under the action of the deep groove ball bearing 11.

[0027] During use, multiple such mechanical brackets can be installed side by side according to the length of the guide rail. The bottom plate 3 is laid inside the deep cavity of the column, and then the pressure plate 1 is fixed on the bottom plate 3 with the clamping jaws 2. The guide rail is pushed into the column cavity through the rolling mechanism inside the tray 4 and placed on all the installed brackets. Then, the height of the guide rail is adjusted by adjusting the lifting adjustment mechanism to ensure the straightness of multiple sections of the guide rail during installation.

[0028] It can be understood that the above specific description of the present utility model is only for explaining the present utility model and is not limited to the technical solutions described in the embodiments of the present utility model. Those of ordinary skill in the art should understand that the present utility model can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirements are met, they are all within the protection scope of the present utility model.

Claims

1. An adjustable mechanical bracket for deep cavity guide rail installation, characterized in that, It includes a pressing plate (1), and a plurality of claws (2) are connected to the bottom of the pressing plate (1). All the claws (2) jointly press the bottom plate (3) against the bottom of the pressing plate (1). A lifting and adjusting mechanism is connected to the top of the pressing plate (1). The liftable part of the lifting and adjusting mechanism is connected to a tray (4). At least one rolling mechanism is arranged on the tray (4), and the rolling mechanism can push the guide rail placed above through rolling.

2. The adjustable mechanical bracket for deep cavity guide rail installation according to claim 1, wherein The lifting and adjusting mechanism includes a support rod (5), an inner screw rod (6), and an adjusting nut (7). The support rod (5) is fixed on the upper part of the pressing plate (1) and has internal threads. The inner screw rod (6) is rotatably placed inside the support rod (5) as the liftable part of the lifting and adjusting mechanism. The adjusting nut (7) is threadedly sleeved on the inner screw rod (6) for fastening the inner screw rod (6) after adjustment. The bottom of the tray (4) has a threaded hole, and the inner screw rod (6) is screwed into the bottom of the tray (4) to be connected to the tray (4).

3. The adjustable mechanical bracket for deep cavity guide rail installation according to claim 2, wherein A set screw (8) that extends into the threaded hole is screwed into the lower part of one side of the tray (4), and the inner end of the set screw (8) can press against the inner screw rod (6).

4. The adjustable mechanical bracket for deep cavity guide rail installation according to claim 2, wherein A plurality of reinforcing ribs (9) are arranged between the bottom of the support rod (5) and the pressing plate (1).

5. An adjustable mechanical bracket for deep cavity guide rail installation according to claim 1, characterized in that, The rolling mechanism includes a core shaft (10), a deep groove ball bearing (11), and a rolling support sleeve (12). The deep groove ball bearings (11) are arranged at both ends of the rolling support sleeve (12). The rolling support sleeve (12) and the deep groove ball bearings (11) are jointly arranged in the tray (4). The core shaft (10) passes through all the deep groove ball bearings (11) and the rolling support sleeve (12) and is connected to the tray (4). The rolling support sleeve (12) can rotate around the core shaft (10) as the central axis under the action of the deep groove ball bearings (11).

6. The adjustable mechanical bracket for deep cavity guide rail installation according to claim 5, wherein, The core shaft (10) is clamped and fixed on the tray (4) by a shaft retaining ring (13) arranged on one side of the tray (4).

7. An adjustable mechanical bracket for deep cavity guide rail installation according to claim 6, characterized in that, An adjusting pad (14) is arranged between the deep groove ball bearing (11) and the tray (4).

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