CN210255110U

CN210255110U - High-precision guide rail structure for numerical control machine tool

Info

Publication number: CN210255110U
Application number: CN201921259206.0U
Authority: CN
Inventors: 陈浩军; 赵磊; 魏光亮
Original assignee: Tengzhou Daheng Machine Tool Co Ltd
Current assignee: Tengzhou Daheng Machine Tool Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-07
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a high accuracy guide rail structure for digit control machine tool, including guide rail and slide, the spout has been seted up respectively to the left and right sides of slide bottom, it is connected with the threaded rod to rotate between the left and right sides of spout internal surface, and the one end of threaded rod runs through one side of spout internal surface and the outside that extends to the slide, the surperficial threaded connection of threaded rod has the backup pad, the standing groove has been seted up to one side of backup pad. The utility model relates to a digit control machine tool technical field. This guide rail structure for high accuracy digit control machine tool replaces traditional sliding construction through setting up the pulley, has reduced the frictional force between slide and the guide rail, sets up through connecting axle, fixture block, spring, arc, extrusion stem, circular block, holding ring and card axle cooperation, mainly carries out fixed joint to the pulley for the pulley can be dismantled and the installation, and it is more convenient to become when needs are restoreed or are changed, has reduced some troubles.

Description

High-precision guide rail structure for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a high accuracy guide rail structure for digit control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, is a typical electromechanical integrated product, and has the following characteristics compared with the common machine tool: the multi-coordinate linkage type machining device has the advantages of strong adaptability to a machining object, high machining precision, stable machining quality, capability of performing multi-coordinate linkage, capability of machining parts with complex shapes, high precision and rigidity of the machine tool, capability of selecting favorable machining amount, high productivity and high degree of automation of the machine tool.

The guide rail structure obtains extensive use at the in-process of digit control machine tool processing part, and the structural pulley of current guide rail is fixed connection, nevertheless all can damage at long-time in-process pulley and spout that remove, need restore pulley and spout, and fixed connection's pulley is more difficult when restoreing or changing, if not in time restore or change the pulley, then can lead to the slide at the in-process speed that removes to become slow, the precision step-down, be unfavorable for the high accuracy processing of lathe.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high accuracy is guide rail structure for digit control machine tool has solved the pulley and has repaired or the more difficult problem of change.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a guide rail structure for a high-precision numerical control machine tool comprises a guide rail and a sliding seat, wherein sliding grooves are respectively formed in the left side and the right side of the bottom of the sliding seat, a threaded rod is rotatably connected between the left side and the right side of the inner surface of the sliding groove, one end of the threaded rod penetrates through one side of the inner surface of the sliding groove and extends to the outside of the sliding seat, a supporting plate is in threaded connection with the surface of the threaded rod, a placing groove is formed in one side of the supporting plate, a connecting shaft is connected between the top and the bottom of the inner surface of the placing groove in a sliding manner, grooves are formed in the top and the bottom of the surface of the connecting shaft, a clamping block is connected between the left side and the right side of the inner surface of each groove in a sliding manner, a fixing rod is fixedly connected to, the other end of the spring is fixedly connected with one side of the inner surface of the groove, a round hole is formed in one side of the connecting shaft, one end of the fixing rod penetrates through the bottom of the inner surface of the groove and extends to the inside of the round hole, and one end of the fixing rod is located on the arc-shaped plate fixedly connected with the inside of the round hole.

Furthermore, an extrusion rod penetrates through one side of the supporting plate, one end of the extrusion rod extends to the inside of the round hole and is located between the two opposite sides of the arc-shaped plates, a positioning ring is fixedly connected to one side of the supporting plate, and a round block is fixedly connected between the top and the bottom of the inner wall of the positioning ring and one end of the extrusion rod.

Further, a moving groove is formed in one side of the supporting plate, a moving plate is connected between the front face and the back face of the inner surface of the moving groove in a sliding mode, a clamping shaft is fixedly connected to the bottom of the moving plate, and the bottom end of the clamping shaft sequentially penetrates through the top of the surface of the positioning ring and the top of the circular block and extends to the inside of the positioning ring.

Further, the one end fixedly connected with knob of threaded rod, the pulley groove has all been seted up to the left and right sides of guide rail, the one end of connecting axle just is located the inside rotation in pulley groove and is connected with the pulley.

Furthermore, the constant head tank has all been seted up to the left and right sides of slide bottom, the equal fixedly connected with setting element in the inside that the left and right sides at guide rail top just is located two constant head tanks.

Further, the bottom of the guide rail is fixedly connected with a workbench, and the width and the length of the workbench are both larger than those of the guide rail.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this guide rail structure for high accuracy digit control machine tool replaces traditional sliding construction through setting up the pulley, has reduced the frictional force between slide and the guide rail, sets up through connecting axle, fixture block, spring, arc, extrusion stem, circular block, holding ring and card axle cooperation, mainly carries out fixed joint to the pulley for the pulley can be dismantled and the installation, and it is more convenient to become when needs are restoreed or are changed, has reduced some troubles.

(2) This guide rail structure for high accuracy digit control machine tool through threaded rod and backup pad threaded connection, and the rethread rotates the knob for when changing the pulley, adjust out the backup pad, vacate certain space, the operation of being convenient for is changed, through setting up setting element and constant head tank, carries on spacingly to the slide, places the slide and the displacement appears at the in-process that removes, can also play the effect of support to the slide when changing the pulley.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a side view of the present invention as a whole.

In the figure: 1-guide rail, 2-slide seat, 3-slide groove, 4-threaded rod, 5-support plate, 6-placement groove, 7-connecting shaft, 8-groove, 9-fixture block, 10-fixing rod, 11-spring, 12-round hole, 13-arc plate, 14-extrusion rod, 15-positioning ring, 16-round block, 17-moving groove, 18-moving plate, 19-fixture shaft, 20-knob, 21-pulley groove, 22-pulley, 23-positioning groove, 24-positioning piece and 25-workbench.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a guide rail structure for a high-precision numerical control machine tool comprises a guide rail 1 and a sliding seat 2, wherein sliding grooves 3 are respectively formed in the left side and the right side of the bottom of the sliding seat 2, a threaded rod 4 is rotatably connected between the left side and the right side of the inner surface of the sliding groove 3, one end of the threaded rod 4 penetrates through one side of the inner surface of the sliding groove 3 and extends to the outside of the sliding seat 2, a supporting plate 5 is connected with the surface of the threaded rod 4 through threads, the inner part of the supporting plate 5 is provided with threads matched with the surface of the threaded rod 4, the supporting plate 4 is driven to move by rotating the threaded rod 4, a placing groove 6 is formed in one side of the supporting plate 5, a connecting shaft 7 is slidably connected between the top and the bottom of the inner surface of the placing groove 6, the connecting shaft 7 and the placing groove 6 are, a clamping block 9 is connected between the left side and the right side of the inner surface of the groove 8 in a sliding manner, clamping grooves are formed in the top and the bottom of the inner surface of the placing groove 6, the clamping grooves are matched with the clamping block 9, the connecting shaft 7 is fixed through clamping of the clamping block 9 and the clamping grooves, a fixing rod 10 is fixedly connected to one side of the clamping block 9, a spring 11 is sleeved between one side of the fixing rod 10, which is opposite to the groove 8, of the clamping block 9, one end of the spring 11 is fixedly connected with one side of the clamping block 9, the other end of the spring 11 is fixedly connected with one side of the inner surface of the groove 8, a round hole 12 is formed in one side of the connecting shaft 7, one end of the fixing rod 10 penetrates through the bottom of the inner surface of the groove 8 and extends into the round hole 12, an arc-shaped plate 13 is fixedly connected to one end of the fixing, the arc-shaped plates 13 are matched with the extrusion rod 14, the extrusion rod 14 is pushed to move forwards, so that the surface of the extrusion rod 14 simultaneously extrudes the arc-shaped plates 13, one end of the extrusion rod 14 extends into the round hole 12 and is positioned between the opposite sides of the two arc-shaped plates 13, one side of the supporting plate 5 is fixedly connected with a positioning ring 15, one end of the extrusion rod 14 is fixedly connected with a round block 16 between the top and the bottom of the inner wall of the positioning ring 15, one side of the supporting plate 5 is provided with a moving groove 17, a moving plate 18 is slidably connected between the front surface and the back surface of the inner surface of the moving groove 17, the bottom of the moving plate 18 is fixedly connected with a clamping shaft 19, the bottom end of the clamping shaft 19 sequentially penetrates through the top of the surface of the positioning ring 15 and the top of the round block 16 and extends into the positioning ring 15, round holes matched with the clamping shaft 19 are formed in the, card axle 19 carries out the joint through round hole pair round block 16 and holding ring 15, makes round block 16 keep fixed, the one end fixedly connected with knob 20 of threaded rod 4, pulley groove 21 has all been seted up to the left and right sides of guide rail 1, pulley groove 21 is with pulley 22 adaptation, the one end of connecting axle 7 just is located the inside rotation of pulley groove 21 and is connected with pulley 22, constant head tank 23 has all been seted up to the left and right sides of slide 2 bottom, the left and right sides at guide rail 1 top just is located the equal fixedly connected with setting element 24 in inside of two constant head tanks 23, setting element 24 mainly plays spacing effect to slide 2, places the slide and takes place the displacement when removing, the bottom fixedly connected with workstation 25 of guide rail 1, and workstation 25's width and length all are greater than guide rail 1's width and length.

When the pulley is replaced, firstly, the knobs 20 on two sides of the sliding seat 2 are rotated, so that the threaded rod 4 drives the supporting plate 5 to move outwards, then the moving plate 18 is pulled upwards to separate the clamping shaft 19 from the positioning ring 15, then the circular block 16 is pulled outwards, so that the extrusion rod 14 also moves outwards, after the extrusion rod 14 is completely taken out, at the moment, the two arc-shaped plates 13 drive the clamping block 9 to move downwards due to the elastic force of the spring 11, so that the clamping block 9 is separated from the clamping groove on the placing groove 6, at the moment, the connecting shaft 7 is in a free state, then the connecting shaft 7 is taken out, then the pulley 22 can be repaired or replaced, the pulley 22 needs to be detached from the connecting shaft 7 during replacement, and then a new pulley 22 is replaced.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy is guide rail structure for digit control machine tool, includes guide rail (1) and slide (2), its characterized in that: spout (3) have been seted up respectively to the left and right sides of slide (2) bottom, it is connected with threaded rod (4) to rotate between the left and right sides of spout (3) internal surface, and the one end of threaded rod (4) runs through one side of spout (3) internal surface and extends to the outside of slide (2), the surperficial threaded connection of threaded rod (4) has backup pad (5), standing groove (6) have been seted up to one side of backup pad (5), sliding connection has connecting axle (7) between the top of standing groove (6) internal surface and the bottom, recess (8) have all been seted up to the top on connecting axle (7) surface and bottom, sliding connection has fixture block (9) between the left and right sides of recess (8) internal surface, one side fixedly connected with dead lever (10) of fixture block (9), spring (11) have been cup jointed between one side that the surface of dead lever (10) just is located fixture block (9) and recess And the one end of spring (11) and one side fixed connection of fixture block (9), the other end of spring (11) and one side fixed connection of recess (8) internal surface, round hole (12) have been seted up to one side of connecting axle (7), the one end of dead lever (10) runs through the bottom of recess (8) internal surface and extends to the inside of round hole (12), the one end of dead lever (10) just is located inside fixedly connected with arc (13) of round hole.

2. The guide rail structure for a high-precision numerical control machine tool according to claim 1, characterized in that: one side of backup pad (5) is run through and is had squeeze stem (14), and the one end of squeeze stem (14) extends to the inside of round hole (12) and is located between the relative one side of two arcs (13), one side fixedly connected with holding ring (15) of backup pad (5), the one end of squeeze stem (14) just is located fixedly connected with circular block (16) between the top and the bottom of holding ring (15) inner wall.

3. The guide rail structure for a high-precision numerical control machine tool according to claim 1, characterized in that: moving slot (17) have been seted up to one side of backup pad (5), sliding connection has movable plate (18) between the front and the back of moving slot (17) internal surface, the bottom fixedly connected with card axle (19) of movable plate (18), and the bottom of card axle (19) runs through the top on holding ring (15) surface and the top of circular block (16) in proper order and extends to the inside of holding ring (15).

4. The guide rail structure for a high-precision numerical control machine tool according to claim 1, characterized in that: the one end fixedly connected with knob (20) of threaded rod (4), pulley groove (21) have all been seted up to the left and right sides of guide rail (1), the one end of connecting axle (7) just is located the inside rotation of pulley groove (21) and is connected with pulley (22).

5. The guide rail structure for a high-precision numerical control machine tool according to claim 1, characterized in that: constant head tank (23) have all been seted up to the left and right sides of slide (2) bottom, the equal fixedly connected with setting element (24) in the inside that the left and right sides at guide rail (1) top just is located two constant head tanks (23).

6. The guide rail structure for a high-precision numerical control machine tool according to claim 1, characterized in that: the bottom of guide rail (1) fixedly connected with workstation (25), and the width and the length of workstation (25) all are greater than the width and the length of guide rail (1).