CN210712911U

CN210712911U - Fixing structure of machine tool base

Info

Publication number: CN210712911U
Application number: CN201921005381.7U
Authority: CN
Inventors: 屈宗权; 贺立峰; 李正刚
Original assignee: Global Industrial Machinery Dongguan Co Ltd
Current assignee: Global Industrial Machinery Dongguan Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-06-09
Anticipated expiration: 2029-06-28

Abstract

The utility model relates to a lathe structure field, concretely relates to fixed knot of lathe base constructs, first mounting hole has been seted up on the lathe base, the regulating part passes through the screw thread and is connected with the cooperation of first mounting hole, the up end of regulating part is equipped with the spread groove, the lower terminal surface of regulating part rotates and connects in the mounting, be equipped with the connecting block on the driving medium, the connecting block matches and inlays the spread groove with the shape phase of spread groove and locates the spread groove, adopt and tighten instrument rotating driving medium, the driving medium passes through connecting block and spread groove and exports torque to the regulating part, the regulating part and then moves along its relative lathe base of axial, carry out the surface plane degree of rotation regulation promptly adjustable lathe base to a plurality of driving mediums, and regulating part and driving medium be the components of a whole that can function independently structure, can separate and change with the regulating.

Description

Fixing structure of machine tool base

Technical Field

The utility model relates to a machine tool structure field especially relates to a fixed knot of machine tool base constructs.

Background

The base of the machine tool is generally a member of a flat plate-like structure, and the surface flatness of the base of the machine tool determines the machining accuracy of the machine tool and the quality of the workpiece, so that accurate mounting of the base of the machine tool is particularly important. The bottom of the existing machine tool base is provided with a plurality of pre-embedded supporting legs, the supporting legs are fixedly connected in a concrete foundation at the bottom of the machine tool base, threads and nuts in threaded fit connection with the supporting legs are arranged on the supporting legs, and the nuts can be screwed to adjust the distance between the machine tool base and the foundation at the supporting legs. However, since the outer side wall of the nut is easily damaged during the force application and rotation, it is difficult for a nut tightening tool such as a wrench to form an effective fastening connection with the nut, so that the distance between the machine tool base and the foundation cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a fixed knot of lathe base constructs to the supporting legs adjustment mechanism of solving current lathe base is fragile, and the difficult problem of changing.

Based on the structure, the utility model provides a fixing structure of a machine tool base, which comprises a transmission part, an adjusting part, a fixing part and a first mounting hole arranged on the machine tool base; the fixing piece is embedded in the concrete foundation; the adjusting piece penetrates into the first mounting hole and is connected with the first mounting hole through threads, the lower end face of the adjusting piece is rotatably connected with the fixed piece, and the upper end face of the adjusting piece is provided with a connecting groove; the transmission part is provided with a connecting block matched with the connecting groove in shape, and the connecting block is embedded in the connecting groove.

Preferably, the transmission piece and the adjusting piece are provided with center holes, and the locking piece penetrates through the center hole of the transmission piece and the center hole of the adjusting piece and is connected to the fixing piece.

Preferably, the fixing piece is provided with a second mounting hole, and the end part of the locking piece is connected to the second mounting hole through threads.

Preferably, the connecting groove penetrates through an outer side wall of the adjusting member.

Preferably, the fixing part is of a frustum structure, and the lower end face of the adjusting part is rotatably connected to the end face of the small end of the fixing part.

Preferably, the fixing member is a hollow structure, and the interior of the fixing member penetrates through the end face of the large end of the fixing member.

Preferably, the machine tool base is further provided with a yielding hole, and the yielding hole and the first mounting hole are arranged adjacently.

Preferably, the machine tool base is further provided with an accommodating cavity, the first mounting hole is formed in the bottom wall of the accommodating cavity, and the transmission member is located in the accommodating cavity.

Preferably, an operation hole is formed in the top wall of the accommodating cavity.

The utility model discloses a fixed knot of lathe base constructs, first mounting hole has been seted up on the lathe base, the regulating part passes through the screw thread and is connected with the cooperation of first mounting hole, the up end of regulating part is equipped with the spread groove, the lower terminal surface of regulating part rotates and connects in the mounting, connecting block on the driving medium inlays and locates the spread groove, adopt and screw up instrument rotating driving medium, the driving medium passes through connecting block and spread groove and exports the torque to the regulating part, the regulating part and then moves along the relative lathe base of its axial, carry out the surface flatness of rotary adjustment promptly adjustable lathe base to a plurality of driving mediums, and regulating part and driving medium are components of a whole that can function independently structure, can separate and change with the regulating part when damaging with screwing up instrument matched with driving.

Drawings

Fig. 1 is a schematic diagram of a state of a fixing structure of a machine tool base according to an embodiment of the present invention in which secondary grouting is performed;

fig. 2 is a schematic cross-sectional structure view of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 3 is a schematic plan view of a machine tool base of the fixing structure of the machine tool base according to the embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a fixing member of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a fixing member of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of a transmission member of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a transmission member of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of an adjusting member of a fixing structure of a machine tool base according to an embodiment of the present invention;

fig. 9 is a schematic top view of an adjusting member of the fixing structure of the machine tool base according to the embodiment of the present invention;

fig. 10 is a schematic view of a connection structure between a transmission member and an adjustment member of a fixing structure of a machine tool base according to an embodiment of the present invention.

Wherein, 1, a machine tool base; 11. a first mounting hole; 12. a hole of abdication; 13. an accommodating cavity; 14. an operation hole; 2. a transmission member; 21. connecting blocks; 22. a central bore of the transmission member; 3. an adjustment member; 31. connecting grooves; 32. a central bore of the adjustment member; 4. a fixing member; 41. a second mounting hole; 5. a concrete foundation; 51. mounting grooves; 6. and a locking member.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 10, schematically showing the fixing structure of the machine tool base of the present invention, including the transmission component 2, the adjusting component 3 and the fixing component 4, a first mounting hole 11 is opened on the machine tool base 1. Referring to fig. 1 and 2, the fixing member 4 is buried in the concrete foundation 5 while the top surface of the fixing member 4 is exposed to the ground. The outer side wall of the adjusting piece 3 is provided with an external thread, the first mounting hole 11 is internally provided with an internal thread, the adjusting piece 3 penetrates into the first mounting hole 11, the first mounting hole and the first mounting hole are connected through the threads, and if the adjusting piece 3 is rotated by applying force, the adjusting piece 3 can be forced to move relative to the machine tool base 1 along the axial direction of the adjusting piece. The lower end face of the adjusting part 3 is rotatably connected to the fixed part 4 to support the machine tool base 1, the upper end face of the adjusting part 3 is provided with a connecting groove 31, preferably, the connecting groove 31 penetrates through the outer side wall of the adjusting part 3, and the connecting groove 31 is in a straight structure (refer to fig. 8 and 9). As shown in fig. 10, the transmission member 2 is provided with a connecting block 21 matching with the shape of the connecting groove 31, the connecting block 21 is embedded in the connecting groove 31, the transmission member 2 can be rotated by using a conventional tightening tool (such as a wrench, a hexagon nut socket, etc.), the transmission member 2 further transmits torque to the adjusting member 3 through the connecting block 21 and the connecting groove 31, and the surface flatness of the machine tool base 1 can be correspondingly adjusted by adjusting the plurality of transmission members 2. If the driving member 2 is damaged during the force application and rotation, the driving member 2 and the adjusting member 3 can be separated, so that a maintainer can quickly replace a new driving member 2. Specifically, as shown in fig. 6 and 7, the connecting block 21 is disposed at one end of the transmission member 2, and a structure similar to a hexagon nut can be disposed at the other end of the transmission member 2, so as to be matched with an existing tightening tool, when the transmission member 2 is connected to the adjusting member 3 through the connecting block 21 and the connecting groove 31, the connecting block 21 extends into the first mounting hole 11, and part of the outer side wall of the connecting block 21 can be attached to the inner side wall of the first mounting hole 11 in a relatively sliding manner.

In order to avoid an abnormal disengagement of the transmission member 2 from the adjustment member 3, the arrangement further comprises a locking member 6, wherein the transmission member 2 and the adjustment member 3 are provided with central holes, which are both unthreaded, and wherein the locking member 6 passes through the central hole 22 of the transmission member and the central hole 32 of the adjustment member and is connected to the fixing member 4. Retaining member 6 can be the bolt, and its head is interior hexagonal cylinder head, and the external diameter of this head is greater than the internal diameter of the centre bore 22 of driving medium for retaining member 6's head can be with driving medium 2 looks butt, and retaining member 6's afterbody is equipped with the external screw thread, and is corresponding, has seted up second mounting hole 41 on the mounting 4, is equipped with the internal thread in the second mounting hole 41, and threaded connection is passed through in second mounting hole 41 to retaining member 6's afterbody. Furthermore, the locking member 6 prevents the lower end surface of the adjusting member 3 from moving relative to the fixing member 4 in the radial direction thereof.

Referring to fig. 4 and 5, the fixing member 4 is a hollow frustum structure, the lower end surface of the adjusting member 3 is rotatably connected to the end surface of the small end of the fixing member 4, the hollow interior of the fixing member 4 penetrates through the end surface of the large end of the fixing member, when the fixing member 4 is embedded in the concrete foundation 5, the conical surface of the fixing member 4 is connected to the concrete, and the conical surface can prevent the fixing member 4 from being pulled out of the concrete foundation 5 by external force.

Still be equipped with in the lathe base 1 and accept chamber 13, first mounting hole 11 is located and is accepted the diapire of chamber 13, and first mounting hole 11 link up in the bottom surface of lathe base 1, and driving medium 2 is located and accepts the chamber 13, and for the convenience of installer through screwing up instrument rotating driving medium 2, it is equipped with the handle hole 14 that link up in the top surface of lathe base 1 on the roof of chamber 13 to accept. Furthermore, the bottom wall of the accommodating cavity 13 is further provided with a yielding hole 12, the yielding hole 12 is adjacent to the first mounting hole 11, when secondary grouting operation of the concrete foundation 5 is carried out, a grouting pipe extends into a secondary grouting groove (namely, a mounting groove 51 described below) of the concrete foundation 5 through the operation hole 14, the accommodating cavity 13 and the yielding hole 12 so as to carry out grouting operation, the operation hole 14, the accommodating cavity 13 and the yielding hole 12 are arranged so that the grouting pipe can penetrate through the machine tool base 1 and be grouted, in the prior art, the grouting pipe needs to be arranged along a gap between the machine tool base 1 and the concrete foundation 5 and extends into the grouting groove, and construction operation of installation personnel is not convenient.

In order to solve the same technical problem, the utility model also provides a fixed knot of machine tool base constructs's construction method, including following step:

step S1, constructing a concrete foundation 5 and reserving a plurality of mounting grooves 51 on the top surface of the concrete foundation to wait for secondary grouting operation;

step S2, screwing the adjusting piece 3 into the first mounting hole 11, then embedding the connecting block 21 of the transmission piece 2 into the connecting groove 31 of the adjusting piece 3, penetrating the locking piece 6 into the central hole 22 of the transmission piece and the central hole 32 of the adjusting piece, and screwing the threaded end of the locking piece 6 into the second mounting hole 41, thereby mounting the fixing piece 4 on the machine tool base 1;

step S3, suspending the machine tool base 1 above the concrete foundation 5, so that the fixing piece 4 extends into the mounting groove 51, keeping a certain distance between the fixing piece 4 and each inner wall of the mounting groove 51, and enabling a grouting pipe to pass through the operation hole 14, the accommodating cavity 13 and the abdicating hole 12 from the upper side of the machine tool base 1, so that the pipe orifice of the grouting pipe extends into the mounting groove 51, performing secondary grouting in the mounting groove 51, and waiting for the solidification of the secondary grouting;

step S4, rotating the transmission member 2 to force the adjusting member 3 to rotate, so as to adjust the surface flatness of the machine tool base 1. Of course, the locking element 6 must be unscrewed when the driving element 2 is rotated.

To sum up, the utility model discloses a fixed knot of lathe base constructs, first mounting hole 11 has been seted up on lathe base 1, regulating part 3 is connected through screw thread and the cooperation of first mounting hole 11, the up end of regulating part 3 is equipped with spread groove 31, the lower terminal surface of regulating part 3 rotates and connects in mounting 4, connecting block 21 on the driving medium 2 inlays and locates spread groove 31, adopt tightening tool rotating driving medium 2, driving medium 2 exports the torque to regulating part 3 through connecting block 21 and spread groove 31, regulating part 3 and then moves along its relative lathe base 1 of axial, carry out the surface flatness of rotary adjustment promptly adjustable lathe base 1 to a plurality of driving mediums 2, and regulating part 3 and driving medium 2 are the components of a whole that can function independently structure, can separate and change with regulating part 3 when damaging with tightening tool matched with driving medium 2.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A fixing structure of a machine tool base is characterized by comprising a transmission part, an adjusting part, a fixing part and a first mounting hole arranged on the machine tool base; the fixing piece is embedded in the concrete foundation; the adjusting piece penetrates into the first mounting hole and is connected with the first mounting hole through threads, the lower end face of the adjusting piece is rotatably connected with the fixed piece, and the upper end face of the adjusting piece is provided with a connecting groove; the transmission part is provided with a connecting block matched with the connecting groove in shape, and the connecting block is embedded in the connecting groove.

2. The machine tool base fixing structure according to claim 1, further comprising a locking member, wherein the transmission member and the adjusting member are provided with center holes, and the locking member passes through the center hole of the transmission member and the center hole of the adjusting member and is connected to the fixing member.

3. The machine tool base fixing structure according to claim 2, wherein the fixing member is provided with a second mounting hole, and an end portion of the locking member is screwed to the second mounting hole.

4. The machine tool base fixing structure according to claim 1, wherein the connecting groove penetrates through an outer side wall of the adjusting member.

5. The machine tool base fixing structure according to claim 1, wherein the fixing member is of a frustum structure, and the lower end surface of the adjusting member is rotatably connected to the end surface of the small end of the fixing member.

6. The machine tool base fixing structure according to claim 5, wherein the fixing member is a hollow structure having an interior penetrating an end face of a large end thereof.

7. The fixing structure of the machine tool base according to claim 1, wherein the machine tool base is further provided with a yielding hole, and the yielding hole is adjacent to the first mounting hole.

8. The machine tool base fixing structure according to claim 1, wherein a receiving cavity is further provided in the machine tool base, the first mounting hole is provided in a bottom wall of the receiving cavity, and the transmission member is located in the receiving cavity.

9. The machine tool base fixing structure according to claim 8, wherein an operation hole is provided on a top wall of the housing chamber.