CN210587349U - Special end face milling machine for T-shaped guide rail of elevator - Google Patents
Special end face milling machine for T-shaped guide rail of elevator Download PDFInfo
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- CN210587349U CN210587349U CN201921592218.5U CN201921592218U CN210587349U CN 210587349 U CN210587349 U CN 210587349U CN 201921592218 U CN201921592218 U CN 201921592218U CN 210587349 U CN210587349 U CN 210587349U
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- shaped guide
- clamp
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Abstract
The utility model discloses a special end face milling machine for T-shaped guide rails of elevators, which comprises a base and a lathe bed, wherein the lathe bed is provided with a horizontal milling head which can slide at the bottom of a Z-axis feed, the base is provided with a sliding workbench, the sliding workbench is provided with a clamp which comprises a clamp seat body, the lower part of the clamp seat body is provided with a cavity, a slidable driving device is arranged in the cavity, an extending end is connected with a waist hole on a first connecting rod, the first connecting rod is connected with a first bracket extending from the right side of the clamp seat body, the end of the first connecting rod is connected with a horizontal pressing block, the other end of the driving device is connected with a spring pressing rod, the spring pressing rod is connected with a waist hole on a second connecting rod, the second connecting rod is connected with a second bracket extending upwards obliquely on the clamp seat body, the second connecting rod is L-shaped, the end is connected with a vertical pressing block, the clamping of the, the milling work of the male tenon and the female tenon on the end surface of the T-shaped guide rail can be well completed.
Description
Technical Field
The utility model relates to a lathe especially relates to a special end face milling machine of elevator T type guide rail.
Background
The T-shaped guide rail of the elevator is mainly used in a van-type elevator, in the prior art, the T-shaped guide rail of the elevator is usually processed by back milling, end milling, drilling, spot facing and other processes in sequence, the end milling needs to wash out a female tenon and a male tenon on two ends of the T-shaped guide rail of the elevator respectively, the T-shaped guide rail of the elevator is fixed on a feeding sliding table in a positioning and clamping mode through a special fixture, the common fixture generally comprises a horizontal clamping device and a vertical clamping device, the two sets of devices are driven by cylinders or hydraulic cylinders, and the cost is somewhat wasted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome prior art not enough, provide a special end face milling machine of elevator T type guide rail, solved among the prior art single drive arrangement can not the tight problem of anchor clamps realization level, vertical direction clamp simultaneously.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a special end face milling machine for a T-shaped guide rail of an elevator comprises a base and a machine body, wherein a sliding workbench is arranged on the base, an X-axis feeding motor and a Y-axis feeding motor are arranged on the sliding workbench, a dovetail sliding table is arranged on the side face, parallel to the Y axis, of the machine body, a horizontal milling head is arranged on the dovetail sliding table, a ball screw is arranged on the machine body, the ball screw is driven by a Z-axis feeding motor and is in threaded sliding connection with the horizontal milling head; the sliding workbench is provided with a T-shaped groove, a clamp is arranged through a bolt and a nut, and the clamp comprises a clamp base body, a driving device, a first connecting rod, a horizontal pressing block, a second connecting rod and a vertical pressing block; there is the smooth cavity of horizontal cylindrical in anchor clamps pedestal lower part, the cavity left side is equipped with spacing convex shoulder, be equipped with slidable drive arrangement in the cavity, drive arrangement 42 stretch out the end and link to each other with the waist hole on the first connecting rod, first connecting rod with the first support that stretches out on anchor clamps pedestal right side passes through the rotational pin and connects, first connecting rod end is connected with horizontal compact heap through the rotational pin, the drive arrangement other end is connected with spring pressing pole, spring pressing pole with waist hole links to each other on the second connecting rod, the second connecting rod with the second support that stretches out in the slant on the anchor clamps pedestal passes through the rotational pin and connects, the second connecting rod is the L type, and the end is connected with perpendicular compact heap through the rotational pin.
Furthermore, in order to enable the vertical compression block to abut against the T-shaped guide rail before the horizontal compression block when the clamp works, a first tension spring is connected between the bottom of the first connecting rod and the clamp seat body, a second tension spring is connected between the bottom of the second connecting rod and the clamp seat body, and the elastic coefficient of the first tension spring is greater than that of the second tension spring.
Further, the driving device is a cylinder or a hydraulic cylinder.
Further, in order to increase the wear resistance of the clamp, the clamping working surface of the clamp base body is made of high manganese steel.
Furthermore, in order to ensure that the T-shaped guide rail is compressed by the horizontal compression block, the horizontal friction force generated by the vertical compression block on the T-shaped guide rail is reduced, so that the T-shaped guide rail is accurately clamped, and the vertical compression block is made of polytetrafluoroethylene.
The utility model has the advantages that:
1. the utility model discloses anchor clamps adopt a drive arrangement just can accomplish the tight work of clamp of level and two perpendicular directions, compare with conventional rail clamp, have practiced thrift a drive arrangement.
2. The utility model discloses because of first tension spring elastic coefficient is greater than second tension spring's elastic coefficient, so perpendicular compact heap offsets with T type guide rail top surface first, produces the light pressure effect, prevents effectively that T type guide rail from being carried to take place to empty in the anchor clamps after.
3. The utility model discloses horizontal compact heap all links to each other with the connecting rod through the rotating pin with perpendicular compact heap, guarantees that the packing force that T type guide rail received keeps level or vertical.
Drawings
Fig. 1 is a schematic structural view of a special end face milling machine for an elevator T-shaped guide rail of the present invention;
FIG. 2 is a schematic view of the structure of the clamp of the present invention;
fig. 3 is a cross-sectional view of the clamp of the present invention.
In the figure: 1, a base; 2, a lathe bed; 21 a dovetail slide; 22Z-axis feed motor; 23 a ball screw; 3, sliding the workbench; a 31X-axis feed motor; a 32Y-axis feed motor; 4, clamping; 41 a clamp base body; 411 cavity; shoulder 412; 413 a first support; 414 a second bracket; 415 clamping the work surface; 42 a drive device; 421 a spring press rod; 43 a first link; 44 horizontal compression blocks; 45 a second link; 46 vertical compression block.
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.
As shown in fig. 1-3, a special end face milling machine for a T-shaped guide rail of an elevator comprises a base 1 and a machine body 2, wherein a sliding workbench 3 is arranged on the base, the sliding workbench is provided with an X-axis feeding motor 31 and a Y-axis feeding motor 32, a dovetail sliding table 21 is arranged on the side face of the machine body parallel to the Y axis, a horizontal milling head is arranged on the dovetail sliding table, a ball screw 23 is arranged on the machine body 2, and the ball screw 23 is driven by a Z-axis feeding motor 22 and is in threaded sliding connection with the horizontal milling head; the sliding workbench 3 is provided with a T-shaped groove, a clamp 4 is installed through a bolt and a nut, and the clamp 4 comprises a clamp seat body 41, a driving device 42, a first connecting rod 43, a horizontal pressing block 44, a second connecting rod 45 and a vertical pressing block 46; the lower part of the fixture base body 42 is provided with a horizontal cylindrical smooth cavity 411, the left side of the cavity 411 is provided with a limiting shoulder 412, a slidable driving device 42 is arranged in the cavity 411, the extending end of the driving device 42 is connected with a waist hole on a first connecting rod 43, the first connecting rod 43 is connected with a first support 413 extending out of the right side of the fixture base body 41 through a rotating pin, the tail end of the first connecting rod 43 is connected with a horizontal pressing block 44 through the rotating pin, the other end of the driving device 42 is connected with a spring pressing rod 421, the spring pressing rod 421 is connected with a waist hole on a second connecting rod 45, the second connecting rod 45 is connected with a second support 414 extending out of the fixture base body 41 in an inclined upward direction through the rotating pin, the second connecting rod 45 is in an L shape, and the tail end of the second connecting rod.
Further, in order to enable the vertical pressing block 46 to abut against the T-shaped guide rail before the horizontal pressing block 44 when the clamp 4 works, a first tension spring 431 is connected between the bottom of the first connecting rod 43 and the clamp seat 41, a second tension spring 451 is connected between the bottom of the second connecting rod 45 and the clamp seat 41, and an elastic coefficient of the first tension spring 431 is greater than an elastic coefficient of the second tension spring 451.
In practical applications, the driving device 42 is a pneumatic or hydraulic cylinder.
In practical applications, in order to increase the wear resistance of the clamp 4, the clamping working surface 415 of the clamp base 41 is made of high manganese steel.
In practical application, in order to ensure that when the T-shaped guide rail is compressed by the horizontal compression block 44, the horizontal friction force generated by the vertical compression block 46 to the T-shaped guide rail is reduced, so that the T-shaped guide rail is accurately clamped, wherein the vertical compression block 46 is made of polytetrafluoroethylene.
When the T-shaped guide rail of the elevator to be processed is sent into the clamp 4, the clamp starts to work, the driving device 42 extends, because the elastic coefficient of the first tension spring 431 is greater than that of the second tension spring 451, the rotating speed of the second connecting rod 45 is faster than that of the first connecting rod 43, the vertical compression block rate 46 is firstly abutted against the top surface of the T-shaped guide rail to generate a light pressure effect, then the horizontal compression block 44 is abutted against the side surface of the T-shaped guide rail until the T-shaped guide rail is pushed to be abutted against the clamping working surface 415 of the clamp base body 41, as the driving device 42 further extends, the body of the driving device 42 slides to the left in the cavity 411, the spring pressure rod 421 is extruded, the horizontal compression block 46 and the vertical compression block 44 simultaneously increase the pressing force, after the driving device 42 is abutted against the left shoulder 412 of the cavity 411, the pressure of the vertical compression block 46 is kept unchanged, and the pressure of the horizontal compression block 44 continues, until the T-shaped rail is accurately clamped. And then, the workpiece is moved in the X-axis and Y-axis directions under the action of an X-axis feeding motor 31 and a Y-axis feeding motor 32 on a sliding worktable 3 in the milling process, the horizontal milling head is moved in the Z-axis direction under the action of the Z-axis feeding motor, and milling of the female tenon and the male tenon on the end surface of the T-shaped guide rail is completed through 3 axial matching.
To sum up, the utility model discloses an only use a drive arrangement, alright accomplish the clamping action to the level of elevator T type guide rail, vertical direction, accomplish the work of milling to T type guide rail terminal surface simultaneously.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (5)
1. An end face milling machine special for a T-shaped guide rail of an elevator comprises a base (1) and a machine body (2), and is characterized in that; the base is provided with a sliding workbench (3), the sliding workbench is provided with an X-axis feeding motor (31) and a Y-axis feeding motor (32), the side surface of the lathe body parallel to the Y axis is provided with a dovetail sliding table (21), the dovetail sliding table is provided with a horizontal milling head, the lathe body (2) is provided with a ball screw (23), and the ball screw (23) is driven by a Z-axis feeding motor (22) and is in threaded sliding connection with the horizontal milling head; the sliding workbench (3) is provided with a T-shaped groove, a clamp (4) is installed through a bolt and a nut, and the clamp (4) comprises a clamp base body (41), a driving device (42), a first connecting rod (43), a horizontal pressing block (44), a second connecting rod (45) and a vertical pressing block (46); the fixture base body (41) is provided with a horizontal cylindrical smooth cavity (411) at the lower part, a limiting convex shoulder (412) is arranged at the left side of the cavity (411), a slidable driving device (42) is arranged in the cavity (411), the extending end of the driving device (42) is connected with a waist hole on a first connecting rod (43), the first connecting rod (43) is connected with a first support (413) extending out of the right side of the fixture base body (41) through a rotating pin, the tail end of the first connecting rod (43) is connected with a horizontal pressing block (44) through the rotating pin, the other end of the driving device (42) is connected with a spring pressing rod (421), the spring pressing rod (421) is connected with the waist hole on a second connecting rod (45), the second connecting rod (45) is connected with a second support (414) extending upwards obliquely on the fixture base body (41) through the rotating pin, the second connecting rod (45) is L-shaped, the tail end is connected with a vertical pressing block (46) through a rotating pin.
2. The special face milling machine for the T-shaped guide rail of the elevator according to claim 1, characterized in that: a first tension spring (431) is connected between the bottom of the first connecting rod (43) and the clamp base body (41), a second tension spring (451) is connected between the bottom of the second connecting rod (45) and the clamp base body (41), and the elastic coefficient of the first tension spring (431) is larger than that of the second tension spring (451).
3. The special face milling machine for the T-shaped guide rail of the elevator according to claim 1, characterized in that: the driving device (42) is an air cylinder or a hydraulic cylinder.
4. The special face milling machine for the T-shaped guide rail of the elevator according to claim 1, characterized in that: the clamping working surface (415) of the clamp seat body (41) is made of high manganese steel.
5. The special face milling machine for the T-shaped guide rail of the elevator according to claim 1, characterized in that: the vertical compression block (46) is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592218.5U CN210587349U (en) | 2019-09-23 | 2019-09-23 | Special end face milling machine for T-shaped guide rail of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592218.5U CN210587349U (en) | 2019-09-23 | 2019-09-23 | Special end face milling machine for T-shaped guide rail of elevator |
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| Publication Number | Publication Date |
|---|---|
| CN210587349U true CN210587349U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921592218.5U Active CN210587349U (en) | 2019-09-23 | 2019-09-23 | Special end face milling machine for T-shaped guide rail of elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458991A (en) * | 2021-05-15 | 2021-10-01 | 黑龙江省科学院智能制造研究所 | Fastening mechanism for aluminum alloy lightweight processing equipment and use method thereof |
-
2019
- 2019-09-23 CN CN201921592218.5U patent/CN210587349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458991A (en) * | 2021-05-15 | 2021-10-01 | 黑龙江省科学院智能制造研究所 | Fastening mechanism for aluminum alloy lightweight processing equipment and use method thereof |
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