Saddle of machine tool and machine tool

Abstract

The saddle of the machine tool comprises a supporting body and an installation body located above the supporting body, an installation base used for installing a driving mechanism is arranged at the bottom of the supporting body, and a sliding rail is arranged at the top, away from the supporting body, of the installation body. The installation body and the supporting body are integrally formed, the installation body extends in the first direction, the supporting body extends in the second direction, the installation body is provided with an installation section and a suspension section in the first direction, the supporting body is provided with a supporting section and an extending section in the second direction, the installation section is supported above the supporting section, and the suspension section is supported above the supporting section. The suspension section extends out of the outer side of the supporting section in the first direction, the extension section extends out of the outer side of the mounting section in the second direction, and the second direction is perpendicular to the first direction. According to the saddle of the machine tool provided by the technical scheme, the weight of the saddle is reduced while the rigidity of the saddle is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing equipment technical field especially, relate to a saddle of lathe and lathe. BACKGROUND

[0002] In the field of mechanical processing, the saddle is one of the core components of the machine tool (such as lathe, milling machine), usually located between the bed and the worktable, plays a supporting tool or workpiece, multi-directional movement and power transmission.

[0003] The existing saddle is generally a main body (for example, the utility model patent with patent No. CN219665131U), the top of the main body is installed with slide rails and motor, the bottom of the main body is installed with a screw nut seat, the main body is generally in block structure, but the thickness of the block structure is basically the same, which leads to the weight of the saddle increasing, thereby affecting the acceleration of the saddle.

[0004] Therefore, how to reduce the weight of the saddle while ensuring the rigidity of the saddle is an urgent problem to be solved. UTILITY MODEL CONTENTS

[0005] The utility model provides a saddle of lathe and lathe, which reduces the weight of the saddle while ensuring the rigidity of the saddle.

[0006] The utility model provides a saddle of lathe, including support body and the installation body who is located the support body top, the bottom of support body is provided with the mounting seat for installing drive mechanism, the top of installation body is provided with slide rail away from support body,

[0007] The installation body and the support body are integrally formed, the installation body extends along the first direction, the support body extends along the second direction, the installation body has an installation section and a suspended section along the first direction, the support body has a support section and an extension section along the second direction, the installation section is supported above the support section, the suspended section extends out of the outer side of the support section along the first direction, and the extension section extends out of the outer side of the installation section along the second direction, wherein the second direction is perpendicular to the first direction.

[0008] In some feasible embodiments, the installation body is provided with a slide rail mounting portion for mounting the slide rail away from the top of the support body, and the bottom of the support body is provided with a hard rail; or,

[0009] The installation body is provided with a quenching layer away from the top of the support body, the quenching layer forms the slide rail, and the bottom of the support body is provided with a hard rail.

[0010] In some possible implementations, the surface of the mounting body is provided with a motor mounting groove extending in the first direction, the slide rail mounting portions are two, and the two slide rail mounting portions are located on two sides of the motor mounting groove in the first direction respectively; and the height of the side wall of the motor mounting groove is higher than the height of the slide rail mounting portion.

[0011] In some possible implementations, the overhanging section and the bottom of the supporting body are each provided with a plurality of lightening grooves, and the plurality of lightening grooves are arranged on both sides of the bottom surface of the overhanging section and both sides of the bottom surface of the supporting body in the first direction.

[0012] The bottom wall of the motor mounting groove and the two side walls of the motor mounting groove are each provided with a through hole.

[0013] In some possible implementations, the sum of the projection areas of the plurality of lightening grooves in the vertical direction accounts for at least 1 / 4 of the projection area of the supporting body in the vertical direction; and the projection area of the motor mounting groove in the vertical direction accounts for at least 1 / 3 of the projection area of the supporting body in the vertical direction.

[0014] In some possible implementations, the bottom of the supporting body is provided with two spaced-apart guide rail contact surfaces in the second direction, and the guide rail contact surfaces are provided with sliding layers, and the dynamic friction coefficient of the sliding layers is smaller than the dynamic friction coefficient of the guide rail contact surfaces.

[0015] In some possible implementations, the sliding layers are further provided with oil storage grooves.

[0016] Each of the guide rail contact surfaces is provided with two spaced-apart slide block mounting grooves in the second direction.

[0017] In some possible implementations, the supporting body is provided with three spaced-apart reinforcing rib strips in the first direction; one of the three reinforcing rib strips is located between the overhanging section and one of the slide block mounting grooves, and the other two of the three reinforcing rib strips are distributed on both sides of the other slide block mounting groove in the first direction.

[0018] The utility model also provides a machine tool, including bed, the machine tool's saddle of above-mentioned, the saddle can relative bed along linear sliding.

[0019] In some possible implementations, the machine tool further comprises a tool turret, the tool turret is slidably mounted on the mounting body of the saddle in the first direction, and the supporting body of the saddle is slidably mounted on the inclined surface of the bed in the second direction.

[0020] The saddle of the machine tool and the machine tool, the saddle of the machine tool comprises a support body and a mounting body above the support body, a mounting seat for mounting a driving mechanism is arranged at the bottom of the support body, a slide rail is arranged at the top of the support body away from the support body, the mounting body is integrally formed with the support body, the mounting body extends along a first direction, the support body extends along a second direction, the mounting body has a mounting section and a suspended section along the first direction, the support body has a support section and an extension section along the second direction, the mounting section is supported above the support section, the suspended section extends out of the outside of the support section along the first direction, and the extension section extends out of the outside of the mounting section along the second direction, wherein the second direction is perpendicular to the first direction, a part of the structure of the bottom of the suspended section can be reduced, the local thickness of the saddle is reduced, the weight of the saddle is reduced while the length is sufficient, and the machine tool is more lightweight. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative labor.

[0022] Figure 1 A perspective view of the saddle of the machine tool provided by an embodiment of the present application is provided.

[0023] Figure 2 Another perspective view of the saddle of the machine tool provided by an embodiment of the present application is provided.

[0024] Figure 3 A perspective view of the machine tool provided by an embodiment of the present application is provided.

[0025] Element symbol explanation

[0026] 100, support body; 101, mounting seat; 102, weight reduction groove; 103, guide rail contact surface; 1031, sliding layer; 1032, oil storage groove; 1033, sliding block mounting groove; 104, reinforcing rib; 110, support section; 120, extension section; 200, mounting body; 201, slide rail mounting part; 202, motor mounting groove; 2021, through hole; 210, mounting section; 220, suspended section; L1, first direction; L2, second direction; 300, bed body; 400, tool turret.

[0027] The implementation, functional characteristics and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0028] In the description of the utility model, it is understood that the directions or position relations indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and thus cannot be understood as indicating or implying that the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction, and thus cannot be understood as limiting the utility model.

[0029] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0030] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected; can be directly connected, or can be indirectly connected through an intermediate medium.

[0031] In order to have a clearer and more accurate understanding of the content of the utility model, the drawings will be described in detail. The drawings of the specification show examples of embodiments of the utility model, wherein the same reference numerals represent the same elements. It can be understood that the proportions shown in the drawings of the specification are not the proportions actually implemented in the utility model, and are only for the purpose of illustration, and are not drawn according to the original size.

[0032] Please refer to Figure 1 and 2 The utility model provides a machine tool's bed saddle, including support body 100 and the installation body 200 who are located support body 100 top, support body 100 is the ribbed plate structure.

[0033] The support body 100 extends along the second direction L2, and the bottom of the support body 100 is provided with a mounting seat 101 for mounting a driving mechanism, so that the bottom of the support body 100 can be mounted with a nut, thereby enabling transmission through a lead screw and a nut relative to the bed 300.

[0034] Please see Figure 1 and 2, the mounting body 200 is in the form of a rib plate structure. The top of the mounting body 200 away from the support body 100 is provided with a slide rail, the mounting body 200 is located above the support body 100, and the mounting body 200 is integrally formed with the support body 100.

[0035] The structure of the mounting body 200 will be described in detail below. The mounting body 200 extends along a first direction L1, has a mounting section 210 and a suspended section 220 along the first direction L1, the mounting section 210 is supported above the support section 110, and the suspended section 220 extends outside the support section 110 along the first direction L1. The extension section 120 extends outside the mounting section 210 along a second direction L2, which can reduce the structure of a part of the bed saddle at the bottom of the suspended section 220, thereby reducing the weight of the bed saddle while ensuring sufficient length, making the machine tool lighter.

[0036] The structure of the support body 100 will be described in detail below. The support body 100 includes a support section 110 and an extension section 120. The support section 110 is located below the mounting section 210, and the extension section 120 is exposed from the side of the mounting section 210 along a second direction L2. The second direction L2 is perpendicular to the first direction L1. The extension section 120 reduces the overall height of the bed saddle. The space above the extension section 120 is clear, and there is no mounting body 200 above the extension section 120, thereby reducing the thickness of the bed saddle.

[0037] In this embodiment, the mounting body 200 away from the top of the support body 100 is provided with a slide rail mounting portion 201 for mounting the slide rail, so that the tool tower 400 is conveniently installed on the slide rail mounting portion 201. The bottom of the support body 100 is provided with a hard rail, so that the bed saddle is conveniently connected with the bed body 300 through the hard rail. In some other embodiments, the mounting body 200 away from the top of the support body 100 is provided with a quenching layer, and the quenching layer forms the slide rail. The quenching layer can improve the hardness, so that the top of the mounting body 200 forms the slide rail, and no additional slide rail is needed. The top of the mounting body 200 is quenched to form a quenching layer. The quenching layer itself is equivalent to a slide rail and can be used as a slide rail, saving the slide rail and reducing the volume of the bed saddle. The bottom of the support body 100 is provided with a hard rail.

[0038] Please see Figure 1 and 2 In order to further reduce the weight of the bed saddle, the suspended section 220 and the bottom of the support body 100 are provided with a plurality of weight reduction grooves 102. The plurality of weight reduction grooves 102 are uniformly arranged on both sides of the bottom surface of the suspended section 220 and the bottom surface of the support body 100 along the first direction L1. Thus, the bed saddle is more lightweight.

[0039] The surface of the mounting body 200 is provided with a motor mounting groove 202 extending along the first direction L1, the slide rail mounting part 201 includes two, two slide rail mounting parts 201 are located on both sides of the motor mounting groove 202 along the first direction L1, and the motor can be hidden in the saddle through the motor mounting groove 202, so that the volume of the saddle is reduced, and the machine tool is more lightweight.

[0040] Please look at Figure 1 And 2 In order to facilitate the installation of the motor and facilitate the measurement of whether the motor is installed in place, the bottom wall of the motor mounting groove 202 and the two side walls of the motor mounting groove 202 are provided with through holes 2021. The through holes 2021 provided on the bottom wall of the motor mounting groove 202 can also drain waste oil and other impurities, ensuring the cleanliness of the motor mounting groove 202.

[0041] Please look at Figure 2 The cross-sectional area of the weight reduction groove 102 is introduced in detail below. The sum of the projection areas of the plurality of weight reduction grooves 102 in the vertical direction accounts for at least 1 / 4 of the projection area of the support body 100 in the vertical direction; so as to reduce the weight of the saddle as much as possible while ensuring the rigidity of the saddle. The projection area of the motor mounting groove 202 in the vertical direction accounts for at least 1 / 3 of the projection area of the support body 100 in the vertical direction, so as to increase the volume of the motor mounting groove 202 as much as possible and reduce the weight of the saddle.

[0042] In order to make the saddle and the bed body 300 slide connection, the bottom of the support body 100 is provided with two spaced apart guide rail contact surfaces 103 along the second direction L2, the guide rail contact surface 103 is provided with a sliding layer 1031, the dynamic friction coefficient of the sliding layer 1031 is less than that of the guide rail contact surface 103, the sliding layer 1031 can be a plastic surface, so as to reduce the sliding friction coefficient between the sliding layer 1031 and the slide rail installed on the bed body 300, and make the saddle more smoothly slide on the bed body 300.

[0043] Please look at Figure 2 In order to make the sliding layer 1031 slide more smoothly relative to the bed body 300, the sliding layer 1031 is also provided with an oil storage groove 1032; by setting the oil storage groove 1032, the sliding coefficient between the sliding layer 1031 and the slide rail of the bed body 300 can be further reduced.

[0044] Please look at Figure 2 Each of the guide rail contact surfaces 103 is provided with two spaced apart slide block mounting grooves 1033 along the second direction L2, so as to facilitate the installation of the slide block, and the slide block is hidden and installed on the guide rail contact surface 103, reducing the volume of the saddle.

[0045] Please look at Figure 2In order to improve the rigidity of the saddle, the support body 100 is provided with three reinforcing ribs 104 which are arranged at intervals along the first direction L1, one of the three reinforcing ribs 104 is located between the overhanging section 220 and one of the slide block mounting grooves 1033, and the other two of the three reinforcing ribs 104 are distributed on the two sides of the other slide block mounting groove 1033 along the first direction L1, so that the rigidity of the support body 100 can be improved.

[0046] Please refer to Figure 3 The utility model also provides a machine tool which comprises a machine bed 300, the saddle of the machine tool, and a tool turret 400, the saddle can slide along a straight line relative to the machine bed 300, the tool turret 400 is slidably mounted on the mounting body 200 of the saddle along the first direction L1, and the support body 100 of the saddle is slidably mounted on the inclined surface of the machine bed 300 along the second direction L2.

[0047] The saddle of the machine tool and the machine tool, the saddle of the machine tool comprises a support body 100 and a mounting body 200 located above the support body 100, the bottom of the support body 100 is provided with a mounting seat 101 for mounting a driving mechanism, the top of the mounting body 200 away from the support body 100 is provided with a slide rail, the mounting body 200 is integrally formed with the support body 100, the mounting body 200 extends along the first direction L1, the support body 100 extends along the second direction L2, the mounting body 200 has a mounting section 210 and an overhanging section 220 along the first direction L1, the support body 100 has a support section 110 and an extension section 120 along the second direction L2, the mounting section 210 is supported above the support section 110, the overhanging section 220 extends out of the outer side of the support section 110 along the first direction L1, and the extension section 120 extends out of the outer side of the mounting section 210 along the second direction L2, wherein the second direction L2 is perpendicular to the first direction L1, a part of the structure of the bottom of the overhanging section 220 can be reduced, the local thickness of the saddle can be reduced, the length of the saddle can be ensured, the weight of the saddle can be reduced, and the machine tool can be more lightweight.

[0048] In use, a screw nut is mounted on the mounting seat 101 of the bottom of the support body 100, a motor, a slide rail and a screw rod are mounted on the machine bed 300, the guide rail contact surface 103 of the bottom of the support body 100 is slidably connected with the slide rail, the saddle can slide relative to the machine bed 300 along the second direction L2, a driving motor is mounted in the motor mounting groove 202 of the mounting body 200, a guide rail is mounted on the slide rail mounting portion 201 of the mounting body 200, a slide block which is slidably matched with the guide rail is mounted on the tool turret 400, and the driving motor in the motor mounting groove 202 drives the tool turret 400 to slide relative to the machine bed 300 along the first direction L1.

[0049] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.

[0050] The above only lists the preferred embodiments of the present application, and of course cannot limit the scope of the present application, so the equivalent changes made according to the claims of the present application still belong to the scope covered by the present application.

Claims

1. A saddle of a machine tool, comprising a support body (100) and a mounting body (200) located above the support body (100), a mounting seat (101) for mounting a driving mechanism is arranged on the bottom of the support body (100), and a slide rail is arranged on the top of the support body (100) away from the mounting body (200), characterized in that, the mounting body (200) is integrally formed with the support body (100), the mounting body (200) extends along a first direction (L1), the support body (100) extends along a second direction (L2), the mounting body (200) has a mounting section (210) and a suspended section (220) along the first direction (L1), the support body (100) has a support section (110) and an extension section (120) along the second direction (L2), the mounting section (210) is supported above the support section (110), the suspended section (220) extends out of the outer side of the support section (110) along the first direction (L1), the extension section (120) extends out of the outer side of the mounting section (210) along the second direction (L2), and the second direction (L2) is perpendicular to the first direction (L1).

2. A machine tool saddle according to claim 1, characterised in that the top of the support body (100) away from the mounting body (200) is provided with a slide rail mounting portion (201) for mounting a slide rail, and the bottom of the support body (100) is provided with a hard rail; or, the top of the support body (100) away from the mounting body (200) is provided with a quenching layer, the quenching layer forms the slide rail, and the bottom of the support body (100) is provided with a hard rail.

3. A machine tool saddle according to claim 2, characterised in that, the surface of the mounting body (200) is provided with a motor mounting groove (202) extending along the first direction (L1), the slide rail mounting portion (201) includes two, and the two slide rail mounting portions (201) are respectively located on the two sides of the motor mounting groove (202) along the first direction (L1); the height of the side wall of the motor mounting groove (202) is higher than the height of the slide rail mounting portion (201).

4. A machine tool saddle according to claim 3, characterised in that, the bottom of the suspended section (220) and the bottom of the support body (100) are each provided with a plurality of lightening grooves (102), and the plurality of lightening grooves (102) are arranged on the two sides of the bottom surface of the suspended section (220) and the two sides of the bottom surface of the support body (100) along the first direction (L1); the bottom wall of the motor mounting groove (202) and the two side walls of the motor mounting groove (202) are each provided with a through hole (2021).

5. A machine tool saddle according to claim 4, characterised in that, the sum of the projection areas of the plurality of lightening grooves (102) along the vertical direction accounts for at least 1 / 4 of the projection area of the support body (100) along the vertical direction; and the projection area of the motor mounting groove (202) along the vertical direction accounts for at least 1 / 3 of the projection area of the support body (100) along the vertical direction.

6. A machine tool saddle according to any one of claims 1 to 5, wherein The bottom of the support body (100) is provided with two spaced guide rail contact surfaces (103) along the second direction (L2), and the guide rail contact surfaces (103) are provided with sliding layers (1031), and the dynamic friction coefficient of the sliding layers (1031) is less than that of the guide rail contact surfaces (103).

7. A machine tool saddle according to claim 6, characterised in that, The sliding layers (1031) are further provided with oil storage grooves (1032). Each of the guide rail contact surfaces (103) is provided with two spaced sliding block mounting grooves (1033) along the second direction (L2).

8. A machine tool saddle according to claim 7, characterised in that, The support body (100) is provided with three spaced reinforcing ribs (104) along the first direction (L1); one of the three reinforcing ribs (104) is located between the overhanging section (220) and one of the sliding block mounting grooves (1033), and the other two of the three reinforcing ribs (104) are distributed on the two sides of the other sliding block mounting groove (1033) along the first direction (L1).

9. A machine tool, characterized by The machine tool comprises a bed body, a saddle of the machine tool as claimed in any one of claims 1-8, and the saddle is linearly slidable relative to the bed body.

10. The machine tool of claim 9, wherein Further comprising a tool tower, the tool tower is slidably mounted on the mounting body (200) of the saddle along the first direction (L1), and the support body (100) of the saddle is slidably mounted on the inclined surface of the bed body along the second direction (L2). Further comprising a tool tower, the tool tower is slidably mounted on the mounting body (200) of the saddle along the first direction (L1), and the support body (100) of the saddle is slidably mounted on the inclined surface of the bed body along the second direction (L2).

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