Portable vertical machining center grating ruler mounting device

Abstract

The utility model relates to a portable vertical machining center grating ruler installation device which comprises a machine tool body and a grating ruler installed above the machine tool body, and the grating ruler is installed on the machine tool body through a fixing plate. A plurality of fixing holes are formed in the center line of the fixing plate, a plurality of connecting holes corresponding to grating ruler mounting holes are formed in parallel lines on one side of the center line, and a plurality of adjusting holes are formed in the two ends of the fixing plate respectively; the fixing plate is installed above the machine tool body by screwing fixing screws into the fixing holes, and a reserved gap is formed between the fixing plate and the machine tool body. After the mounting holes are aligned with the connecting holes, the grating ruler is mounted above the fixing plate by screwing connecting screws; a transverse horizontal adjusting screw is screwed in the adjusting hole, and the transverse horizontal adjusting screw can move up and down in the reserved gap to adjust the horizontal precision of the grating ruler. The device provides a fast, accurate and high-cost-efficiency solution for grating ruler installation, and the installation precision and stability of the grating ruler can be effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to vertical machining center technical field, concretely relates to a portable vertical machining center grating ruler installation device. BACKGROUND

[0002] Vertical machining center is a kind of high-precision, high-flexibility numerical control machine tool, and its spindle axis is vertically arranged with worktable.This equipment integrates multiple processing functions, such as milling, drilling, tapping, boring, etc., and is equipped with automatic tool changing system, and can realize the continuous processing of multiple processes of workpiece.Vertical machining center is widely used in mould manufacturing, aerospace, automobile manufacturing and other fields with its efficient, accurate and automated characteristics.

[0003] Vertical machining center greatly improves processing precision and quality, speeds up production process, and significantly enhances the stability and reliability of machine tool, and establishes the indispensable key position of grating ruler in modern high-precision machine tool.However, the current vertical machining center standard configuration on the market does not contain grating ruler, which needs to be installed as an optional accessory.This process not only needs to plan the installation position of grating ruler in advance, but also needs to process the installation surface as necessary to ensure the smooth installation of grating ruler and the accuracy of its installation.If the machine tool is not prepared before leaving the factory, the customer will face many inconveniences and difficulties when adding grating ruler.

[0004] To solve the above problems, the application provides a portable vertical machining center grating ruler installation device, which is convenient for flexible and accurate installation of grating ruler. UTILITY MODEL CONTENTS

[0005] The utility model provides a portable vertical machining center grating ruler installation device.

[0006] The specific technical scheme of the utility model is as follows: a portable vertical machining center grating ruler installation device, including machine tool bed and grating ruler installed above it, the grating ruler is installed on the machine tool bed through the fixed plate;A plurality of fixed holes are formed on the center line of the fixed plate, a plurality of connecting holes corresponding to the grating ruler mounting hole are formed on the parallel line of one side of the center line, and a plurality of adjusting holes are formed at both ends;The fixed plate is installed above the machine tool bed by rotating the fixed screw into the fixed hole, and a reserved gap is provided between the fixed plate and the machine tool bed;After the mounting hole and the connecting hole are aligned, the grating ruler is installed above the fixed plate by rotating the connecting screw;Horizontal adjusting screw is rotated in the adjusting hole, and the horizontal adjusting screw can move up and down in the reserved gap to adjust the horizontal accuracy of the grating ruler.

[0007] Further preferably, lateral horizontal adjusting screws are screwed on both ends of the fixing plate close to the connecting hole, and a fixing frame is connected to the other side of the lateral horizontal adjusting screws, and the fixing frame is installed on the machine tool bed.

[0008] Further preferably, the height of the reserved gap is 2mm.

[0009] Further preferably, the reserved gap is filled with high-strength structural glue.

[0010] Further preferably, the adjusting holes opened at both ends of the fixing plate are symmetrically arranged, and the number of the adjusting holes is 2.

[0011] Further preferably, a reading head is arranged on one side of the grating ruler, a reading head support is connected above the reading head, and the reading head is connected to the workbench through the reading head support.

[0012] Further preferably, the fixing plate is made of high-quality carbon structural steel.

[0013] The device provides a quick, accurate and cost-effective solution for grating ruler installation, which has the following advantages:

[0014] (1) The device uses a high-strength fixing plate as a medium for connecting the grating ruler to the machine tool, which can stably support the grating ruler and effectively resist external vibration and impact. Moreover, the device has a simple structure and is easy to operate. Compared with the traditional grating ruler installation, which requires complicated installation position planning and installation surface processing, the device greatly simplifies the installation process and reduces the dependence on the preliminary preparation work. As long as there is enough installation space on the machine tool bed, the grating ruler can be easily deployed without complex planning and processing steps, which greatly saves time and cost.

[0015] (2) The device also has horizontal and lateral adjusting functions, which can realize horizontal and lateral adjustment of the grating ruler, maximize the horizontal precision of the grating ruler, and achieve or even exceed the industry standard in measurement accuracy and stability after installation, meeting the needs of various high-precision processing. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model discloses a kind of portable vertical machining center grating ruler installation device;

[0017] Figure 2 It is Figure 1 removing the structure schematic view of grating ruler;

[0018] Figure 3 It is Figure 2 left side view of

[0019] Figure 4 is a front view of the structure; Figure 1

[0020] Figure 5 is a top view of the structure; Figure 1

[0021] Figure 6 is an A-A sectional view of the structure; Figure 5

[0022] Figure 7 is a schematic view of the structure installed on the machine tool base; Figure 1

[0023] Figure 8 is a schematic view of the structure after the upper slide is installed; Figure 7

[0024] In the figure: 1-machine tool bed; 2-reserved gap; 3-fixed plate, 31-fixed hole, 32-connection hole, 33-adjustment hole, 4-optical grating ruler, 41-mounting hole, 42-reading head, 43-reading head support; 51-fixing screw, 52-connection screw, 53-transverse horizontal adjustment screw, 54-lateral horizontal adjustment screw; 6-fixing frame. DETAILED DESCRIPTION

[0025] In order to make the technical problems and technical solutions solved by the utility model more clear and understandable, the utility model is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0026] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] In the description of the utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connect" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] As Figures 1 to 6 ​​​​​As shown, the embodiment provides a portable vertical machining center grating ruler installation device, which comprises a machine tool bed 1 and a grating ruler 4 installed above the machine tool bed 1. The grating ruler 4 is installed on the machine tool bed 1 through a fixing plate 3. The fixing plate 3 is made of high-quality carbon structural steel (such as 45 steel).

[0029] A plurality of fixing holes 31 are formed on the center line of the fixing plate 3. A plurality of connecting holes 32 corresponding to the grating ruler 4 installation hole 41 are formed on the parallel line on one side of the center line. A plurality of adjusting holes 33 are formed at both ends, respectively. The fixing plate 3 is installed above the machine tool bed 1 by screwing the fixing screw 51 into the fixing hole 31. A reserved gap 2 is provided between the fixing plate 3 and the machine tool bed 1. After the installation hole 41 and the connecting hole 32 are aligned, the grating ruler 4 is installed above the fixing plate 3 by screwing the connecting screw 52. The transverse horizontal adjusting screw 53 is screwed into the adjusting hole 33. The transverse horizontal adjusting screw 53 can move up and down in the reserved gap 2, so as to adjust the transverse horizontal position of the grating ruler 4 and improve the absolute horizontal accuracy of the grating ruler 4 in the transverse direction.

[0030] Further, the fixing plate 3 near the connecting hole 32 side has a lateral horizontal adjusting screw 54 screwed at both ends. The other side of the lateral horizontal adjusting screw 54 is connected with a fixing frame 6, which is installed on the machine tool bed 1. By screwing in or out the lateral horizontal adjusting screw 54 on both sides of the fixing plate 3, the lateral horizontal position of the fixing plate 3 can be adjusted, and the absolute horizontal accuracy of the grating ruler 4 in the lateral direction is improved.

[0031] As preferred, the height of the above-mentioned reserved gap 2 is 2mm. The appropriate gap space ensures that the transverse horizontal adjusting screw 5 has a certain space for movement, so as to adjust the transverse horizontal position of the grating ruler 4 and improve the transverse horizontal accuracy.

[0032] Further, the reserved gap 2 is filled with high-strength structural glue to improve the stability of the grating ruler 4 installation.

[0033] As preferred, the adjusting holes 33 at both ends of the above-mentioned fixing plate 3 are symmetrically arranged, and the number of adjusting holes 33 at both ends is 2, which is beneficial to the transverse horizontal adjustment balance of the grating ruler at both ends.

[0034] As shown in Figure 2 , Figure 8 One side of the grating ruler 4 is provided with a reading head 42. The reading head 42 is connected with a reading head support 43 above the reading head 42. The reading head 42 is connected to the workbench through the reading head support 43. As shown in Figure 8 One end of the reading head support 43 is connected to one side of the slide saddle through a screw.

[0035] During installation, as shown in Figure 7 , Figure 8As shown, first, the fixed plate 3 is placed at the installation position of the machine tool bed 1 base, the fixing screw 5 is screwed into the fixed hole 31, the fixed plate 3 is installed above the machine tool bed 1, and a 2mm reserved gap 2 between the fixed plate 3 and the machine tool bed 1 is ensured, and the fixed frame 6 is also fixed on the machine tool bed 1 by screws. Then, the transverse and lateral of the fixed plate 3 are adjusted to an absolute horizontal state by screwing in or out the transverse horizontal adjusting screw 53 and the lateral horizontal adjusting screw; then the grating ruler 4 is installed above the fixed plate 3 by the connecting screw 52, and the reading head support 43 is connected with the workbench, after installation, fill the reserved gap 2 below the fixed plate 3 with high-strength structural glue to improve the stability of the entire grating ruler 4 installation.

[0036] The device uses a high-strength fixed plate as a medium for connecting the grating ruler to the machine tool, which can stably support the grating ruler and effectively resist external vibration and impact, and has a simple structure and is easy to operate. Compared with the traditional grating ruler installation which requires complicated installation position planning and installation surface processing in advance, the installation process is greatly simplified, and the dependence on the preliminary preparation work is reduced. As long as there is enough installation space on the machine tool bed, without complex planning and processing steps, the deployment of the grating ruler can be easily realized, the time and cost are saved to the greatest extent, the installation cost optimization rate is as high as 25%, and the installation difficulty is greatly reduced, and the reduction is about 40%.

[0037] The device also has transverse and lateral adjustment functions, which can realize the transverse and lateral horizontal adjustment of the grating ruler, improve the transverse and lateral absolute horizontal precision of the grating ruler, maximize the horizontal precision of the grating ruler, and ensure the high-precision advantage of the numerical control machine tool.

[0038] After precise design and strict test, the measurement accuracy and stability of the grating ruler can reach or even exceed the industry standard after the grating ruler is installed by using the device, which meets the needs of various high-precision machining.

[0039] The utility model is described in detail through specific and preferred embodiments, but those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and any modification, equivalent replacement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A portable vertical machining center grating ruler installation device, comprising a machine tool bed (1) and a grating ruler (4) installed above it, characterized in that: The grating ruler (4) is installed on the machine tool bed (1) through the fixing plate (3); a plurality of fixing holes (31) are formed on the center line of the fixing plate (3), a plurality of connecting holes (32) corresponding to the installation hole (41) of the grating ruler (4) are formed on the parallel line on one side of the center line, and a plurality of adjusting holes (33) are formed at both ends; the fixing plate (3) is installed above the machine tool bed (1) by screwing the fixing screw (51) into the fixing hole (31), and a reserved gap (2) is arranged between the fixing plate (3) and the machine tool bed (1); after the installation hole (41) and the connecting hole (32) are aligned, the grating ruler (4) is installed above the fixing plate (3) by screwing the connecting screw (52); the horizontal adjusting screw (53) is screwed into the adjusting hole (33), and the horizontal adjusting screw (53) can move up and down in the reserved gap (2) to adjust the horizontal precision of the grating ruler (4).

2. The linear encoder installation device for a vertical machining center according to claim 1, wherein: The fixing plate (3) on the side close to the connecting hole (32) is further screwed with the lateral horizontal adjusting screw (54) at both ends, the other side of the lateral horizontal adjusting screw (54) is connected with the fixing frame (6), and the fixing frame (6) is installed on the machine tool bed (1).

3. The linear encoder installation device for a vertical machining center according to claim 1, wherein: The height of the reserved gap (2) is 2mm.

4. The linear encoder installation device for a vertical machining center according to claim 3, wherein: The reserved gap (2) is filled with high-strength structural glue.

5. The linear encoder mounting device of claim 1, wherein: The adjusting holes (33) formed at both ends of the fixing plate (3) are symmetrically arranged, and the number of the adjusting holes (33) is 2.

6. The optical grating scale mounting device for a compact vertical machining center according to any one of claims 1 to 5, characterized in that: One side of the grating ruler (4) is provided with the reading head (42), the reading head (42) is connected with the reading head support (43) above, and the reading head (42) is connected to the workbench through the reading head support (43).

7. The optical grating ruler mounting device for a compact vertical machining center according to claim 6, characterized in that: The fixing plate (3) is made of high-quality carbon structural steel.

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