CN210677788U

CN210677788U - Micrometer fixed plate precision finishing structure

Info

Publication number: CN210677788U
Application number: CN201921265859.XU
Authority: CN
Inventors: 李春林
Original assignee: Kunshan Shenghongqun Machinery Co Ltd
Current assignee: Kunshan Shenghongqun Machinery Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-05
Anticipated expiration: 2029-08-07

Abstract

The utility model belongs to the technical field of frock clamp, especially, be a micrometer fixed plate precision finishing structure, including the anchor clamps base, be used for carrying out the centre gripping arm of centre gripping to the work piece and install be used for the transmission on the anchor clamps base the extrusion fixture of centre gripping arm, the extrusion fixture includes two centre gripping motors, two centre gripping lead screws and rotating seat; set up a rotatory holder that is driven by the rotating electrical machines through the output at the centre gripping arm, a ladder groove has been seted up on the holder, add man-hour to the workpiece surface, then can play the bearing effect to the work piece, keep the stability in the work piece course of working, finish working workpiece surface, when needing the machined side, then can open the rotating electrical machines, make the rotating electrical machines drive the ninety degrees of holder rotation under the effect of speed reducer, and press quick binding clasp, supplementary fixed work piece, then can process the lateral wall of work piece, the scope of processing is bigger, the flexibility of anchor clamps is higher.

Description

Micrometer fixed plate precision finishing structure

Technical Field

The utility model belongs to the technical field of frock clamp, concretely relates to micrometer fixed plate precision finishing structure.

Background

The anchor clamps are used for fastening the work piece rapidly man-hour, make the lathe, the cutter, the work piece keeps the process units of correct relative position, general external micrometer can combine data acquisition instrument to use together, but utilize data acquisition instrument lug connection external micrometer to carry out automatic data acquisition and need not the manual record data of operating personnel, practice thrift the human cost, but because the micrometer accuracy requires highly, so need fix and use on a plate holder, the processing of micrometer fixed plate needs to punch to panel and side.

Utility model CN201620280036.4 provides a frock clamp platform that overturns, the device have can be with the ability of machined part upset, but, because its structure encloses the work piece all around, lead to the unable processing in side of work piece, consequently have certain limitation, processing step similar like thousandth fixed plate then can not go on.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a micrometer fixed plate precision finishing structure has the characteristics that can process to the positive and negative of panel and side.

In order to achieve the above object, the utility model provides a following technical scheme: a micrometer fixing plate precision machining structure comprises a clamp base, a clamping arm and an extrusion clamping mechanism, wherein the clamping arm is used for clamping a workpiece, the extrusion clamping mechanism is arranged on the clamp base and used for driving the clamping arm, the extrusion clamping mechanism comprises two clamping motors, two clamping screw rods and a rotating seat, the clamping motors are movably arranged on the clamp base, the output ends of the clamping motors are fixedly connected with the clamping screw rods, the two clamping motors are symmetrically arranged at the left end and the right end of the clamp base, the rotating seat is connected between the two clamping screw rods, the transmission directions of the two clamping screw rods are opposite, the clamping motors are electrically connected with an external power supply, the clamping arm is sleeved outside the clamping screw rods and is in transmission connection with the clamping screw rods, a cavity is formed in the clamping arm, and a rotating motor is fixedly arranged at the top end in the clamping arm, the output of rotating electrical machines is connected with the speed reducer, the output of speed reducer runs through centre gripping arm fixedly connected with holder, the ladder groove has been seted up to the inboard of holder, just the top of holder is close to ladder groove department fixed mounting has quick binding clasp, rotating electrical machines and external power source electric connection.

Preferably, the inside of anchor clamps base has been seted up the spout, and has installed sideslip lead screw mechanism, the one end fixed mounting of anchor clamps base has the sideslip motor, the output fixedly connected with sideslip lead screw of sideslip motor, the transmission is connected with the connecting piece that slides on the sideslip lead screw, the connecting piece that slides in the spout, sideslip motor and external power source electric connection.

Preferably, two threaded holes which are perpendicular to each other in different surfaces are formed in the sliding connecting piece, and the sliding connecting piece is in transmission connection with the transverse moving screw rod and the clamping screw rod respectively.

Preferably, the two sides of the clamping screw rod are respectively provided with a guide rail fixed with the clamp base, and the guide rails and the clamping screw rod are distributed in parallel.

Preferably, the two ends of the bottom of the clamping arm are provided with guide rail sliding sleeves, sliding holes are formed in the guide rail sliding sleeves, and the guide rail sliding sleeves slide on the outer walls of the guide rails.

Preferably, the traversing motor, the clamping motor and the rotating motor are all servo motors, and the speed reducer is a worm speed reducer.

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

the utility model discloses in, set up a rotatory holder that is driven by the rotating electrical machines through the output at the centre gripping arm, a ladder groove has been seted up on the holder, add man-hour to the workpiece surface, then can play the bearing effect to the work piece, keep the stability in the work piece course of working, finishing working to the workpiece surface, when needing the machined side, then can open the rotating electrical machines, make the rotating electrical machines drive the ninety degrees of holder rotation under the effect of speed reducer, and press quick binding clasp, supplementary fixed work piece, then can process the lateral wall of work piece, the scope of processing is bigger, the flexibility of anchor clamps is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural view of the middle clamping seat of the present invention.

In the figure: 1. a clamp base; 11. a guide rail; 2. a transverse screw rod mechanism; 21. a traversing motor; 22. a sliding connector; 23. transversely moving the screw rod; 3. an extrusion clamping mechanism; 31. a clamping motor; 32. clamping a screw rod; 33. a rotating seat; 4. a clamp arm; 41. a guide rail sliding sleeve; 42. a rotating electric machine; 43. a speed reducer; 5. a holder; 501. a stepped groove; 6. a quick clamp.

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 the following technical solutions: a micrometer fixing plate precision machining structure comprises a clamp base 1, a clamping arm 4 used for clamping a workpiece and an extrusion clamping mechanism 3 arranged on the clamp base 1 and used for driving the clamping arm 4, wherein the extrusion clamping mechanism 3 comprises two clamping motors 31, two clamping screw rods 32 and a rotating seat 33, the clamping motors 31 are movably arranged on the clamp base 1, the output ends of the clamping motors 31 are fixedly connected with the clamping screw rods 32, the two clamping motors 31 are symmetrically arranged at the left end and the right end of the clamp base 1, the rotating seat 33 is connected between the two clamping screw rods 32, the transmission directions of the two clamping screw rods 32 are opposite, the clamping motors 31 are electrically connected with an external power supply, the clamping arm 4 is sleeved outside the clamping screw rods 32 and is in transmission connection with the clamping screw rods 32, a cavity is arranged inside the clamping arm 4, and a rotating motor 42 is fixedly arranged at the top end inside the clamping arm 4, the output of rotating electrical machines 42 is connected with speed reducer 43, and the output of speed reducer 43 runs through centre gripping arm 4 fixedly connected with holder 5, and ladder groove 501 has been seted up to the inboard of holder 5, and the top of holder 5 is close to ladder groove 501 department fixed mounting and has quick binding clasp 6, rotating electrical machines 42 and external power source electric connection.

In this embodiment, the interior of the holding arm 4 has a cavity, the top end of the interior of the holding arm 4 is fixedly provided with a rotating motor 42, the output end of the speed reducer 43 penetrates through the holding arm 4 and is fixedly connected with a holder 5, the inner side of the holder 5 is provided with a stepped groove 501, the output end of the clamping arm 4 is provided with a rotary clamping seat 5 driven by a rotary motor 42, the clamping seat 5 is provided with a stepped groove 501, when the surface of the workpiece is processed, the device can play a role in supporting the workpiece and keep the stability of the workpiece in the processing process, when the surface of the workpiece is processed and the side surface needs to be processed, the rotating motor 42 can be started, the rotating motor 42 drives the clamping seat 5 to rotate for ninety degrees under the action of the speed reducer 43, the quick clamping device 6 is pressed down to assist in fixing the workpiece, the side wall of the workpiece can be machined, the machining range is wider, and the flexibility of the clamp is higher.

Specifically, the spout has been seted up to anchor clamps base 1's inside, and install sideslip screw mechanism 2, anchor clamps base 1's one end fixed mounting has sideslip motor 21, sideslip motor 21's output fixedly connected with sideslip lead screw 23, the transmission is connected with sliding connection piece 22 on the sideslip lead screw 23, sliding connection piece 22 slides in the spout, sideslip motor 21 and external power source electric connection, through setting up sideslip screw mechanism 2 in anchor clamps base 1's inside, can change the lateral position of extrusion fixture 3, according to the appearance of work piece, select suitable centre gripping point, carry out the centre gripping to the work piece, the flexibility is stronger.

Specifically, two threaded holes perpendicular to different surfaces are formed in the sliding connecting piece 22, the sliding connecting piece 22 is in transmission connection with the transverse moving screw rod 23 and the clamping screw rod 32 respectively, the sliding connecting piece 22 with the threaded holes perpendicular to different surfaces is arranged, the sliding connecting piece 22 can drive the extrusion clamping mechanism 3 to move transversely under the driving of the transverse moving screw rod 23, and then the clamping motor 31 drives the clamping screw rod 32 to rotate to extrude the clamping arm 4 to the inner side.

Specifically, the both sides of centre gripping lead screw 32 all are equipped with the guide rail 11 fixed with anchor clamps base 1, guide rail 11 and centre gripping lead screw 32 parallel distribution, the bottom both ends of centre gripping arm 4 are equipped with guide rail sliding sleeve 41, the slide opening has been seted up on guide rail sliding sleeve 41, guide rail sliding sleeve 41 slides at guide rail 11 outer wall, through setting up guide rail 11 in the both sides of centre gripping lead screw 32, can guarantee the stability of centre gripping arm 4 in transmission process, guarantee when the centre gripping, can not rock.

Specifically, the traverse motor 21, the clamping motor 31 and the rotating motor 42 are all servo motors (type 42BYGH34), and the speed reducer 43 is a worm speed reducer, so that the transmission accuracy and the locking performance can be ensured.

The utility model discloses a theory of operation and use flow: according to the size and the shape of the size of a workpiece, firstly, the transverse moving motor 21 is adjusted, the sliding connecting piece 22 is made to slide to a position capable of being clamped, then the clamping motor 31 is driven to drive the clamping arm 4 to clamp towards the direction of the workpiece, the stepped groove 501 formed in the clamping seat 5 is utilized to clamp the workpiece, the workpiece can be supported, the stability in the processing process of the workpiece is maintained, the surface of the workpiece is processed, the side surface needs to be processed, the rotating motor 42 can be started, the rotating motor 42 drives the clamping seat 5 to rotate ninety degrees under the action of the speed reducer 43, the quick clamping device 6 is pressed down, the workpiece is fixed in an auxiliary mode, the side wall of the workpiece can be processed, the processing range is larger, and the flexibility of the clamp is higher.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement 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 micrometer fixed plate precision finishing structure, includes anchor clamps base (1), is used for carrying out centre gripping arm (4) of centre gripping to the work piece and installs be used for the transmission on anchor clamps base (1) extrusion fixture (3) of centre gripping arm (4), its characterized in that: the extrusion clamping mechanism (3) comprises two clamping motors (31), two clamping screw rods (32) and a rotating seat (33), wherein the clamping motors (31) are movably mounted on the clamp base (1), the output ends of the clamping motors (31) are fixedly connected with the clamping screw rods (32), the two clamping motors (31) are symmetrically arranged at the left end and the right end of the clamp base (1), the rotating seat (33) is connected between the clamping screw rods (32), the transmission directions of the clamping screw rods (32) are opposite, the clamping motors (31) are electrically connected with an external power supply, the clamping arms (4) are sleeved outside the clamping screw rods (32) and are in transmission connection with the clamping screw rods (32), cavities are formed in the clamping arms (4), and rotating motors (42) are fixedly mounted at the top ends inside the clamping arms (4), the output of rotating electrical machines (42) is connected with speed reducer (43), the output of speed reducer (43) runs through centre gripping arm (4) fixedly connected with holder (5), ladder groove (501) have been seted up to the inboard of holder (5), just the top of holder (5) is close to ladder groove (501) locate fixed mounting have quick binding clasp (6), rotating electrical machines (42) and external power source electric connection.

2. The micrometer fixing plate precision machining structure according to claim 1, characterized in that: the fixture comprises a fixture base (1), a sliding groove is formed in the fixture base (1), a transverse moving screw rod mechanism (2) is installed, a transverse moving motor (21) is fixedly installed at one end of the fixture base (1), a transverse moving screw rod (23) is fixedly connected with an output end of the transverse moving motor (21), a sliding connecting piece (22) is in transmission connection with the transverse moving screw rod (23), the sliding connecting piece (22) slides in the sliding groove, and the transverse moving motor (21) is electrically connected with an external power supply.

3. The micrometer fixing plate precision machining structure according to claim 2, characterized in that: two threaded holes which are vertical to each other in different surfaces are formed in the sliding connecting piece (22), and the sliding connecting piece (22) is in transmission connection with the transverse moving screw rod (23) and the clamping screw rod (32) respectively.

4. The micrometer fixing plate precision machining structure according to claim 1, characterized in that: the two sides of the clamping screw rod (32) are respectively provided with a guide rail (11) fixed with the clamp base (1), and the guide rails (11) and the clamping screw rod (32) are distributed in parallel.

5. The micrometer fixing plate precision machining structure according to claim 4, characterized in that: the clamping arm is characterized in that guide rail sliding sleeves (41) are arranged at two ends of the bottom of the clamping arm (4), sliding holes are formed in the guide rail sliding sleeves (41), and the guide rail sliding sleeves (41) slide on the outer wall of the guide rail (11).

6. The micrometer fixing plate precision machining structure according to claim 2, characterized in that: the transverse moving motor (21), the clamping motor (31) and the rotating motor (42) are all servo motors, and the speed reducer (43) is a worm speed reducer.