CN218136573U

CN218136573U - Nonstandard parts machining anchor clamps for precision machine tool

Info

Publication number: CN218136573U
Application number: CN202222109012.0U
Authority: CN
Inventors: 卢晓伟
Original assignee: Kunshan Hillya Technology Co ltd
Current assignee: Kunshan Hillya Technology Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-12-27
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a precision machine is nonstandard parts machining anchor clamps for bed, including workstation and brace table, the brace table sets up the below at the workstation, the equal fixedly connected with support column in upper end four corners department of brace table, a set of centre gripping spout has all been seted up to the front end and the rear end of workstation, the centre gripping spout sets up to two of every group, a centre gripping spout, six have all been seted up to the left end and the right-hand member of workstation the centre gripping spout is cruciform structure, six equal sliding connection has slide mechanism, six in the centre gripping spout the equal swing joint in upper portion of slide mechanism has clamping mechanism. A non-standard parts machining anchor clamps for precision machine tool, through setting up six lower clamp tight pieces, carry out four ascending clamps in side all around to the work piece, can make the work piece fix in the positive centre of workstation, realize that the location clamp of high accuracy is tight, guarantee subsequent cutter positioning accuracy to can improve the machining precision of work piece.

Description

Non-standard part machining clamp for precision machine tool

Technical Field

The utility model relates to an anchor clamps technical field, in particular to accurate lathe is with nonstandard parts machining anchor clamps.

Background

At present, when some non-standard parts are clamped and fixed, a special clamp needs to be designed so as to adapt to the height positions of the non-standard parts, and then tool setting operation is realized. With the continuous development of automatic processing technology and high-precision machine tools, the application of high-precision positioning and clamping mechanisms is increasing, wherein a floating support clamp is one of the common workpiece positioning mechanisms at present. However, when the floating support clamp is used for positioning, due to the fact that the floating support clamp is used for floating support, positioning accuracy is often low, high-precision positioning and clamping are difficult to achieve, and subsequent cutter positioning accuracy and subsequent machining accuracy are seriously affected. Therefore, a non-standard part machining clamp for a precision machine tool is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a precision machine is with nonstandard parts machining anchor clamps can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a non-standard part machining clamp for a precision machine tool comprises a workbench and a supporting table, wherein the supporting table is arranged below the workbench, the length and the width of the supporting table are respectively smaller than those of the workbench, supporting columns are fixedly connected at four corners of the upper end of the supporting table, a one-number through hole is formed in the middle of the upper end of the supporting table, a group of one-number guide grooves and one-number through grooves are formed in the left portion and the right portion of the upper end of the supporting table, the number of the one-number guide grooves is two per group, the one-number through grooves are formed between the two number of the one-number guide grooves, the upper ends of the four supporting columns are fixedly connected with the lower end of the workbench, a group of clamping sliding grooves are formed in the front end and the rear end of the workbench, the number of the clamping sliding grooves is two per group, a clamping sliding groove is formed in the left end and the right end of the workbench, and the six clamping sliding grooves are of a cross structure, the six clamping chutes are internally and respectively connected with a sliding mechanism in a sliding manner, the upper parts of the six sliding mechanisms are respectively and movably connected with a clamping mechanism, the upper middle part of the workbench is movably connected with a workpiece, the six clamping mechanisms are respectively and movably connected with the workpiece, the lower parts of two groups of clamping mechanisms which are opposite from each other in the front-back direction are jointly and movably connected with a first transmission mechanism, the lower parts of two groups of clamping mechanisms which are opposite from each other in the left-right direction are jointly and movably connected with a second transmission mechanism, the upper middle part of the second transmission mechanism is movably connected with the lower middle part of the first transmission mechanism, the lower part of the first transmission mechanism is respectively and movably connected with four first guide grooves in an inserting manner, the lower middle part of the supporting table is fixedly connected with a main driving cylinder, the output end of the main driving cylinder penetrates through a first through hole and is fixedly connected with a driving mechanism, and the upper left part and the upper right part of the driving mechanism are fixedly connected with the lower ends of the second transmission mechanisms, the upper end middle part of the driving mechanism penetrates through the upper end of the second transmission mechanism and is fixedly connected with the lower end of the first transmission mechanism, and the lower end left part and the lower end right part of the driving mechanism are respectively and movably connected with the two first through grooves in an inserting mode.

As a further improvement of the above scheme, the sliding mechanism includes a sliding block, an upper rotating support is fixedly connected to the upper end of the sliding block, a lower rotating support is fixedly connected to the lower end of the sliding block, a lower clamping block is fixedly connected to the lower portion of the rear end of the upper rotating support, the lower end of the lower clamping block is movably connected to the upper end of the workbench, the rear end of the lower clamping block is movably connected to the lower portion of the front end of the workpiece, a supporting plate is fixedly connected to the upper portion of the front end of the sliding block, and a first spring is fixedly connected to the upper end of the supporting plate.

As a further improvement of the above scheme, the sliding block is of a cross structure, the sliding block is connected in the clamping sliding groove in a sliding mode, the upper end face of the sliding block is flush with the upper end face of the workbench, and the lower end face of the sliding block is flush with the lower end face of the workbench.

As a further improvement of the above scheme, clamping mechanism includes a clamping frame and a supporting vertical frame, the back upper portion of the clamping frame has No. two clamping frames through pivot swing joint, the rear portion of the clamping frame has No. one clamping roller through pivot swing joint, no. two clamping rollers in the lower part of the clamping frame No. two, no. two springs are fixedly connected with the front end lower part of the clamping frame No. two, the upper end fixedly connected with fastening cylinder of the supporting vertical frame, two outputs of fastening cylinder have fastening roller through the common swing joint of pivot, fastening roller and the preceding upper surface swing joint of the clamping frame No. two, no. one clamping roller and the upper surface swing joint of work piece, no. two clamping rollers and the side lower part swing joint of work piece.

As a further improvement of the scheme, the front part of the first clamping frame is movably connected in the supporting vertical frame, the middle part of the first clamping frame is movably connected with the upper rotating support through a rotating shaft, the front part of the lower end of the first clamping frame is fixedly connected with the upper end of the first spring, and the front end of the second spring is fixedly connected with the rear end of the upper rotating support.

As a further improvement of the technical scheme, the first transmission mechanism comprises a transmission plate, the transmission plate is arranged below the workbench, a through hole II in a T shape is formed in the middle of the upper end of the transmission plate, a group of guide holes are formed in the left portion and the right portion of the upper end of the transmission plate, the number of the guide holes is two, the front end and the rear end of the transmission plate are both movably connected with a group of transmission rods through rotating shafts, the number of the transmission rods is two, a guide chute in a T shape is formed in the left portion and the right portion of the lower end of the transmission plate, guide rods are fixedly connected to four corners of the lower end of the transmission plate, the lower portions of the four guide rods are respectively and movably connected with the four guide grooves in an inserting mode, and the upper portion of the transmission rod is movably connected with the lower rotating support through the rotating shafts.

As a further improvement of the above scheme, the second transmission mechanism includes a second transmission plate, a third through hole is formed in the middle of the upper end of the second transmission plate, openings are formed in four corners of the upper end of the second transmission plate, a group of guide pillars is fixedly connected to the right side of the middle of the upper end of the second transmission plate and the left side of the middle of the upper end of the second transmission plate, the guide pillars are arranged into two groups, a guide slide seat is fixedly connected to the left portion of the upper end of the second transmission plate and the right portion of the upper end of the second transmission plate, an upper rotating seat is fixedly connected to the outer side faces of the two guide slide seats, a second transmission rod is movably connected to the upper rotating seat through a rotating shaft, and the upper portion of the second transmission rod is movably connected to the lower rotating seat through a rotating shaft.

As a further improvement of the above scheme, the upper end of the second transmission plate is movably connected with the lower end of the first transmission plate, the upper parts of the four guide pillars are respectively inserted into and movably connected with the four first guide holes, the guide sliding seats are of a T-shaped structure, the two guide sliding seats are respectively in sliding connection with the two guide sliding grooves, and the four notches are respectively in sliding connection with the four guide rods.

As a further improvement of the above scheme, actuating mechanism includes the bedplate, the bedplate sets up between four guide arms, the equal fixedly connected with auxiliary cylinder in lower extreme left part and the lower extreme right part of bedplate, two auxiliary cylinder's output all runs through the upper end of bedplate and extends to the top of bedplate, the upper end middle part fixedly connected with spliced pole of bedplate, the upper end middle part fixedly connected with connecting screw rod of spliced pole, connecting screw rod's upper portion threaded connection has coupling nut, the output of main actuating cylinder run through a through-hole and with the lower extreme middle part fixed connection of bedplate, two auxiliary cylinder's lower part alternates swing joint with two through-grooves respectively.

As a further improvement of the scheme, the upper end of the connecting column penetrates through the third through hole and is in contact with the lower end of the first transmission plate, the connecting screw rod penetrates and is connected in the second through hole, the connecting nut is arranged in the second through hole, the connecting nut and the connecting screw rod jointly fixedly connect the connecting column and the first transmission plate together, and the output end of the auxiliary air cylinder is fixedly connected with the lower end of the second transmission plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up drive mechanism, no. two drive mechanisms, actuating mechanism, slide mechanism, clamping mechanism and main drive actuating cylinder, slide mechanism and clamping mechanism all are provided with six, and the activity sets up a clamping mechanism on the slide mechanism, four slide mechanism that relative around drive mechanism drives simultaneously, two drive mechanism drive simultaneously about and two relative slide mechanism, when pressing from both sides tightly, main drive actuating cylinder stimulate drive mechanism and No. two drive mechanism simultaneously earlier and move down, make six slide mechanism slide towards the work piece simultaneously, make four slide mechanism's lower clamp block press from both sides the work piece around going on the front and back clamp tightly, then, auxiliary cylinder on the actuating mechanism further pull down No. two drive mechanism down, make two slide mechanism's lower clamp block press from both sides the work piece about going on and press from both sides the work piece about, through setting up six lower clamp blocks, carry out four directional clamp tightly of high accuracy all around to the work piece, can make the work piece fix in the centre of workstation, realize that the location is tight, guarantee subsequent cutter positioning accuracy, thereby can improve the machining precision of work piece.

2. The utility model discloses in, through setting up six clamping mechanism, a spring down compresses tightly the work piece from last through a clamping frame drive pinch roller, and fastening cylinder can further make a pinch roller press on the up end of work piece, and No. two springs make No. two pinch rollers support the side upper portion of pressing the work piece through No. two clamping frames, has further improved the tight firm degree of clamp of work piece, avoids the work piece offset to improve the precision in the work piece course of working.

3. The utility model discloses in, through setting up a drive mechanism, no. two drive mechanisms, actuating mechanism, slide mechanism, clamping mechanism and main drive actuating cylinder, slide mechanism and clamping mechanism all are provided with six, and the last activity of a slide mechanism sets up a clamping mechanism, four relative slide mechanism around drive mechanism drives simultaneously, two relative slide mechanism about No. two drive mechanisms drive simultaneously, when pressing from both sides tightly, can make two work piece clamp of the same specification press from both sides tightly to be fixed in same position, do not need the secondary tool setting, make to have the same machining precision between the part, machining efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a non-standard part processing fixture for a precision machine tool according to the present invention;

FIG. 2 is a schematic view of the overall structure of the non-standard part processing fixture for precision machine tools according to the present invention;

fig. 3 is a schematic structural view of a worktable and a supporting table of the nonstandard part processing clamp for the precision machine tool of the present invention;

fig. 4 is a schematic structural view of a sliding mechanism of a non-standard part processing clamp for a precision machine tool according to the present invention;

FIG. 5 is a schematic structural view of a clamping mechanism of a non-standard part machining clamp for a precision machine tool according to the present invention;

fig. 6 is a schematic structural view of a first transmission mechanism of a non-standard part processing clamp for a precision machine tool according to the present invention;

fig. 7 is a schematic view of the first transmission mechanism of the non-standard part processing clamp for the precision machine tool according to the present invention;

fig. 8 is a schematic structural view of a second transmission mechanism of the non-standard part processing clamp for the precision machine tool according to the present invention;

fig. 9 is a schematic structural diagram of the driving mechanism of the nonstandard part processing fixture for the precision machine tool of the present invention.

In the figure: 1. a workpiece; 2. a work table; 3. a support table; 4. a support column; 5. a sliding mechanism; 6. a clamping mechanism; 7. a first transmission mechanism; 8. a second transmission mechanism; 9. a drive mechanism; 10. a main drive cylinder; 21. a clamping chute; 31. a first through hole; 32. a first through groove; 33. a first guide groove; 51. a slider; 52. rotating the support upwards; 53. a lower clamping block; 54. a support plate; 55. a lower rotating support; 56. a first spring; 61. a first clamping frame; 62. a support stand; 63. a second clamping frame; 64. a first clamping roller; 65. a second clamping roller; 66. a second spring; 67. fastening the air cylinder; 68. fastening the roller; 71. a first transmission plate; 72. a second through hole; 73. a first guide hole; 74. a guide chute; 75. a guide bar; 76. a first transmission rod; 81. a second transmission plate; 82. a third through hole; 83. a guide post; 84. opening the gap; 85. a guide slide; 86. an upper rotating seat; 87. a second transmission rod; 91. a seat plate; 92. an auxiliary cylinder; 93. connecting columns; 94. connecting a screw rod; 95. and connecting a nut.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

Example one

A non-standard part processing clamp for a precision machine tool is disclosed, as shown in figures 1-3, and comprises a workbench 2 and a support table 3, wherein the support table 3 is arranged below the workbench 2, the length and the width of the support table 3 are respectively smaller than those of the workbench 2, four corners of the upper end of the support table 3 are respectively and fixedly connected with a support column 4, the middle part of the upper end of the support table 3 is provided with a first through hole 31, the left part and the right part of the upper end of the support table 3 are respectively provided with a group of first guide grooves 33 and a group of first through grooves 32, the first guide grooves 33 are arranged into two groups, the first through grooves 32 are arranged between the two first guide grooves 33, the upper ends of the four support columns 4 are respectively and fixedly connected with the lower end of the workbench 2, the front end and the rear end of the workbench 2 are respectively provided with a group of first clamping chutes 21, the clamping chutes 21 are arranged into two groups, the left end and the right end of the workbench 2 are respectively provided with a clamping chute 21, the six clamping chutes 21 are respectively in a cross structure, the six clamping chutes 21 are respectively and are connected with a driving mechanism 7, the lower end of a common driving mechanism 7, the driving mechanism which is connected with a common driving mechanism 7, the lower driving mechanism which is connected with a first and a second driving mechanism 7 which is connected with a common driving mechanism 7, the lower driving mechanism which is connected with a first driving mechanism 7, the upper left part and the upper right part of the driving mechanism 9 are fixedly connected with the lower end of the second transmission mechanism 8, the middle part of the upper end of the driving mechanism 9 penetrates through the upper end of the second transmission mechanism 8 and is fixedly connected with the lower end of the first transmission mechanism 7, and the lower left part and the lower right part of the driving mechanism 9 are respectively inserted into and movably connected with the two first through grooves 32.

In the specific use process of the embodiment, a workpiece 1 is placed on a workbench 2, then a main driving cylinder 10 is started, the main driving cylinder 10 pulls down a first transmission mechanism 7, the first transmission mechanism 7 presses down a second transmission mechanism 8, the first transmission mechanism 7 simultaneously drives four sliding mechanisms 5 in the front-back direction to approach towards the middle, the second transmission mechanism 8 simultaneously drives two sliding mechanisms 5 in the left-right direction to approach towards the middle, so that six clamping mechanisms 6 simultaneously approach towards the middle, when the main driving cylinder 10 acts, the four sliding mechanisms 5 in the front-back direction clamp the workpiece 1 in the front-back direction, the four clamping mechanisms 6 in the front-back direction contact with the workpiece 1 firstly, then the driving mechanism 9 is started, the driving mechanism 9 pulls down the second transmission mechanism 8 to continuously move the second transmission mechanism 8 downwards, so that the two sliding mechanisms 5 in the left-right direction continue to approach towards the workpiece 1 to clamp the workpiece 1 in the left-right direction, at this time, the two clamping mechanisms 6 in the left-right direction also contact with the workpiece 1, then the six clamping mechanisms 6 clamp the workpiece 1 at the same time, so as to position the workpiece 1 in the clamping position the workpiece 1 on the workbench, and thus the workpiece 1, and the subsequent positioning precision of the workpiece can be improved, and the center of the subsequent processing precision of the tool can be realized.

Example two

On the basis of the first embodiment, as shown in fig. 4-5, a non-standard part processing fixture for a precision machine tool comprises a workbench 2 and a support table 3, the support table 3 is arranged below the workbench 2, the length and the width of the support table 3 are respectively smaller than those of the workbench 2, four corners of the upper end of the support table 3 are fixedly connected with support columns 4, the middle part of the upper end of the support table 3 is provided with a first through hole 31, the left part and the right part of the upper end of the support table 3 are provided with a group of first guide grooves 33 and a group of first through grooves 32, the first guide grooves 33 are arranged into two groups, the first through grooves 32 are arranged between the two first guide grooves 33, the upper ends of the four support columns 4 are fixedly connected with the lower end of the workbench 2, the front end and the rear end of the workbench 2 are provided with a group of clamping chutes 21, the clamping chutes 21 are arranged into two groups, the left end and the right end of the workbench 2 are provided with a clamping chute 21, the six clamping chutes 21 are of a cross structure, the sliding mechanisms 5 are connected in the six clamping chutes 21, the upper parts of the sliding mechanisms are movably connected with a common driving mechanism, the middle part of the first through cylinder 7, the driving mechanism 7 is connected with the lower driving mechanism of the driving mechanism 7, the driving mechanism 7, the driving mechanism which is connected with the lower driving mechanism of the driving mechanism 7, the upper left part and the upper right part of the driving mechanism 9 are fixedly connected with the lower end of the second transmission mechanism 8, the middle part of the upper end of the driving mechanism 9 penetrates through the upper end of the second transmission mechanism 8 and is fixedly connected with the lower end of the first transmission mechanism 7, and the lower left part and the lower right part of the driving mechanism 9 are respectively inserted into and movably connected with the two first through grooves 32.

The sliding mechanism 5 comprises a sliding block 51, the upper end of the sliding block 51 is fixedly connected with an upper rotating support 52, the lower end of the sliding block 51 is fixedly connected with a lower rotating support 55, the lower part of the rear end of the upper rotating support 52 is fixedly connected with a lower clamping block 53, the lower end of the lower clamping block 53 is movably connected with the upper end of the workbench 2, the rear end of the lower clamping block 53 is movably connected with the lower part of the front end of the workpiece 1, the upper part of the front end of the sliding block 51 is fixedly connected with a support plate 54, and the upper end of the support plate 54 is fixedly connected with a first spring 56; the slider 51 is a cross structure, the slider 51 is slidably connected in the clamping sliding groove 21, the upper end surface of the slider 51 is flush with the upper end surface of the workbench 2, and the lower end surface of the slider 51 is flush with the lower end surface of the workbench 2.

The clamping mechanism 6 comprises a first clamping frame 61 and a supporting vertical frame 62, the rear upper part of the first clamping frame 61 is movably connected with a second clamping frame 63 through a rotating shaft, the rear part of the first clamping frame 61 is movably connected with a first clamping roller 64 through a rotating shaft, the lower part of the second clamping frame 63 is movably connected with a second clamping roller 65, the lower part of the front end of the second clamping frame 63 is fixedly connected with a second spring 66, the upper end of the supporting vertical frame 62 is fixedly connected with a fastening air cylinder 67, two output ends of the fastening air cylinder 67 are jointly and movably connected with a fastening roller 68 through a rotating shaft, the fastening roller 68 is movably connected with the front upper surface of the first clamping frame 61, the first clamping roller 64 is movably connected with the upper surface of the workpiece 1, and the second clamping roller 65 is movably connected with the lower part of the side surface of the workpiece 1; the front part of the first clamping frame 61 is movably connected in the supporting vertical frame 62, the middle part of the first clamping frame 61 is movably connected with the upper rotating support 52 through a rotating shaft, the front part of the lower end of the first clamping frame 61 is fixedly connected with the upper end of the first spring 56, and the front end of the second spring 66 is fixedly connected with the rear end of the upper rotating support 52.

In the specific use process of the embodiment, when the sliding block 51 slides towards the workpiece 1, the lower clamping block 53 can clamp the lower part of the side surface of the workpiece 1, the first clamping roller 64 and the second clamping roller 65 are respectively contacted with the upper surface and the upper part of the side surface of the workpiece 1, then, the fastening air cylinder 67 is started to press the first clamping frame 61 downwards, the first clamping roller 64 is pressed on the upper surface of the workpiece 1, so that the workpiece 1 is pressed tightly, the clamping effect is improved, the workpiece 1 is prevented from being displaced in the machining process, and the machining precision is ensured.

EXAMPLE III

On the basis of the first embodiment, as shown in fig. 6-9, a non-standard part processing fixture for a precision machine tool comprises a workbench 2 and a support table 3, the support table 3 is arranged below the workbench 2, the length and width of the support table 3 are respectively smaller than those of the workbench 2, support columns 4 are fixedly connected to four corners of the upper end of the support table 3, a first through hole 31 is formed in the middle of the upper end of the support table 3, a group of first guide grooves 33 and a first through groove 32 are formed in the left portion and the right portion of the upper end of the support table 3, the first guide grooves 33 are arranged in two groups, the first through grooves 32 are arranged between the two first guide grooves 33, the upper ends of the four support columns 4 are fixedly connected with the lower end of the workbench 2, a group of clamping chutes 21 are formed in the front end and the rear end of the workbench 2, the clamping chutes 21 are arranged in two groups, the left end and the right end of the workbench 2 are both provided with a clamping chute 21, six clamping chutes 21 are of a cross structure, sliding mechanisms 5 are slidably connected in the six clamping chutes 21, clamping mechanisms 6 are movably connected at the upper parts of the six sliding mechanisms 5, a workpiece 1 is movably connected at the middle part of the upper end of a workbench 2, the six clamping mechanisms 6 are movably connected with the workpiece 1, a first transmission mechanism 7 is movably connected at the lower parts of two groups of clamping mechanisms 6 which are opposite from front to back, a second transmission mechanism 8 is movably connected at the lower parts of two clamping mechanisms 6 which are opposite from left to right, the middle part of the upper end of the second transmission mechanism 8 is movably connected with the middle part of the lower end of the first transmission mechanism 7, the lower part of the first transmission mechanism 7 is respectively and movably connected with four first guide grooves 33 in an inserting manner, a main driving cylinder 10 is fixedly connected at the middle part of the lower end of a supporting table 3, and the output end of the main driving cylinder 10 penetrates through a first through hole 31 and is fixedly connected with a driving mechanism 9, the upper end left part and the upper end right part of the driving mechanism 9 are fixedly connected with the lower end of the second transmission mechanism 8, the upper end middle part of the driving mechanism 9 penetrates through the upper end of the second transmission mechanism 8 and is fixedly connected with the lower end of the first transmission mechanism 7, and the lower end left part and the lower end right part of the driving mechanism 9 are respectively inserted into and movably connected with the two first through grooves 32.

The first transmission mechanism 7 comprises a first transmission plate 71, the first transmission plate 71 is arranged below the workbench 2, a second through hole 72 in a T shape is formed in the middle of the upper end of the first transmission plate 71, a group of first guide holes 73 are formed in the left portion and the right portion of the upper end of the first transmission plate 71, the first guide holes 73 are arranged into two groups, a group of first transmission rods 76 are movably connected to the front end and the rear end of the first transmission plate 71 through rotating shafts, the first transmission rods 76 are arranged into two groups, a T-shaped guide sliding groove 74 is formed in the left portion and the right portion of the lower end of the first transmission plate 71, guide rods 75 are fixedly connected to four corners of the lower end of the first transmission plate 71, the lower portions of the four guide rods 75 are respectively and movably connected with the four first guide grooves 33 in an inserting mode, the upper portion of the first transmission rod 76 is movably connected with the lower rotating support 55 through rotating shafts, a transmission effect can be achieved, and the effect of controlling the front sliding mechanism and the rear sliding mechanism 5 can be achieved simultaneously.

The second transmission mechanism 8 comprises a second transmission plate 81, a third through hole 82 is formed in the middle of the upper end of the second transmission plate 81, notches 84 are formed in four corners of the upper end of the second transmission plate 81, a group of guide pillars 83 are fixedly connected to the right side of the middle of the upper end of the second transmission plate 81 and the left side of the middle of the upper end of the second transmission plate 81, two guide pillars 83 are arranged in each group, the left portion of the upper end and the right portion of the upper end of the second transmission plate 81 are fixedly connected with guide sliders 85, upper rotating seats 86 are fixedly connected to the outer side faces of the two guide sliders 85, second transmission rods 87 are movably connected to the two upper rotating seats 86 through rotating shafts, and the upper portions of the second transmission rods 87 are movably connected with the lower rotating supports 55 through rotating shafts; the upper end of the second transmission plate 81 is movably connected with the lower end of the first transmission plate 71, the upper parts of the four guide posts 83 are respectively inserted into and movably connected with the four first guide holes 73, the guide sliding seats 85 are of T-shaped structures, the two guide sliding seats 85 are respectively in sliding connection with the two guide sliding grooves 74, and the four gaps 84 are respectively in sliding connection with the four guide rods 75, so that the transmission effect can be achieved, and the effect of controlling the left sliding mechanisms 5 and the right sliding mechanisms 5 can be achieved simultaneously.

The driving mechanism 9 comprises a seat plate 91, the seat plate 91 is arranged between four guide rods 75, auxiliary cylinders 92 are fixedly connected to the left part of the lower end and the right part of the lower end of the seat plate 91, the output ends of the two auxiliary cylinders 92 penetrate through the upper end of the seat plate 91 and extend to the upper part of the seat plate 91, a connecting column 93 is fixedly connected to the middle part of the upper end of the seat plate 91, a connecting screw 94 is fixedly connected to the middle part of the upper end of the connecting column 93, a connecting nut 95 is connected to the upper part of the connecting screw 94 in a threaded manner, the output end of the main driving cylinder 10 penetrates through the one-number through hole 31 and is fixedly connected with the middle part of the lower end of the seat plate 91, and the lower parts of the two auxiliary cylinders 92 are respectively inserted into and movably connected with the two one-number through grooves 32; the upper end of spliced pole 93 runs through No. three through-holes 82 and contacts with the lower extreme of a driving plate 71, connecting screw 94 alternates to be connected in No. two through-holes 72, coupling nut 95 sets up in No. two through-holes 72, coupling nut 95 and connecting screw 94 are in the same place spliced pole 93 and a driving plate 71 fixed connection jointly, the output of supplementary cylinder 92 and the lower extreme fixed connection of No. two driving plates 81, can play the effect of secondary control No. two drive mechanism 8, thereby make the ascending slide mechanism 5 of left and right sides and clamping mechanism 6 can press from both sides tight work piece 1.

In the specific use process of the embodiment, the main driving cylinder 10 drives the first transmission plate 71 to move downwards through the seat plate 91, the connecting column 93, the connecting nut 95 and the connecting screw 94, the first transmission plate 71 presses down the second transmission plate 81, so that the four first transmission rods 76 move upwards and inwards in the front-rear direction, the two second transmission rods 87 move inwards in the left-right direction, so that the six sliding blocks 51 move inwards in the six clamping chutes 21, the four lower clamping blocks 53 in the front-rear direction clamp the workpiece 1 forwards and backwards, so that the four clamping mechanisms 6 in the front-rear direction contact the workpiece 1, then the auxiliary cylinder 92 is started, the auxiliary cylinder 92 pulls down the second transmission plate 81, so that the second transmission plate 81 moves downwards along the connecting column 93, so that the second transmission rod 87 is pulled downwards continuously, the two sliding blocks 51 connected with the second transmission rod 87 move forwards and backwards, the two lower clamping blocks 53 in the left-right direction clamp the workpiece 1 left-right direction, so that the two clamping mechanisms 6 in the left-right direction contact the workpiece 1, the clamping speed is high, the clamping effect is good, the centering effect of the left-right work table is ensured, and the work table is achieved, and the work of the workpiece 2.

In the above-mentioned embodiment, the utility model discloses a set up drive mechanism 7, no. two drive mechanism 8, actuating mechanism 9, slide mechanism 5, clamping mechanism 6 and main drive actuating cylinder 10, slide mechanism 5 and clamping mechanism 6 all are provided with six, and slide mechanism 5 goes up the activity and sets up a clamping mechanism 6, drive mechanism 7 drives four relative slide mechanism 5 around driving simultaneously, two drive mechanism 8 drive two relative slide mechanism 5 about driving simultaneously, when pressing from both sides tightly, can follow four directions all around and fix work piece 1 in the centre of workstation 2, it is high to press from both sides tight precision, excellent in use effect.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a precision machine is with nonstandard parts machining anchor clamps, includes workstation (2) and brace table (3), its characterized in that: the clamping device is characterized in that the supporting table (3) is arranged below the workbench (2), the length and the width of the supporting table (3) are respectively smaller than those of the workbench (2), supporting columns (4) are fixedly connected at four corners of the upper end of the supporting table (3), a through hole (31) is formed in the middle of the upper end of the supporting table (3), a group of first guide grooves (33) and a group of first through grooves (32) are formed in the left and right upper ends of the supporting table (3), two groups of first guide grooves (33) are formed in each group of the first guide grooves (32), a group of first guide grooves (33) are formed in the left and right upper ends of the four supporting columns (4) and fixedly connected with the lower end of the workbench (2), a group of clamping chutes (21) are formed in the front and rear ends of the workbench (2), two groups of clamping chutes (21) are formed in each clamping chute (21), a group of clamping chutes (5) is formed in each clamping chute (21), six movable chutes (6) and six movable mechanisms (6) are connected with the upper end of the workbench (6), front and back relative two sets of the common swing joint in lower part of clamping mechanism (6) has drive mechanism (7) No. one, control relative two the common swing joint in lower part of clamping mechanism (6) has drive mechanism (8) No. two, the upper end middle part of drive mechanism (8) and the lower extreme middle part swing joint of drive mechanism (7) No. two, the lower part of drive mechanism (7) alternates swing joint with four guide slots (33) respectively, the lower extreme middle part fixedly connected with of brace table (3) mainly drives actuating cylinder (10), the output that mainly drives actuating cylinder (10) runs through a through-hole (31) and fixedly connected with actuating mechanism (9), the upper end left part and the upper end right part of actuating mechanism (9) all alternate with the lower extreme fixed connection of drive mechanism (8) No. two, the upper end middle part of actuating mechanism (9) runs through the upper end of drive mechanism (8) and alternates with the lower extreme fixed connection of drive mechanism (7) No. two, the left side lower extreme portion and the lower extreme right part of actuating mechanism (9) alternate with two swing joints swing joint groove (32) respectively.

2. The non-standard parts machining jig for precision machine tools according to claim 1, characterized in that: slide mechanism (5) include slider (51), upper end fixedly connected with of slider (51) goes up to rotate support (52), support (55) rotate under the lower extreme fixedly connected with of slider (51), go up the rear end lower part fixedly connected with of rotating support (52) and press from both sides tight piece (53) down, press from both sides the lower extreme of tight piece (53) down and the upper end swing joint of workstation (2), press from both sides the rear end of tight piece (53) down and the front end lower part swing joint of work piece (1), the front end upper portion fixedly connected with backup pad (54) of slider (51), the upper end fixedly connected with spring (56) of backup pad (54).

3. The non-standard parts machining jig for precision machine tools according to claim 2, characterized in that: slider (51) are the cross structure, slider (51) sliding connection is in centre gripping spout (21), the up end of slider (51) flushes with the up end of workstation (2), the lower terminal surface of slider (51) flushes with the lower terminal surface of workstation (2).

4. The non-standard parts machining jig for precision machine tools according to claim 1, characterized in that: clamping mechanism (6) include one press from both sides tight frame (61) and support grudging post (62), the back upper portion of one press from both sides tight frame (61) has No. two tight frames (63) of clamp through pivot swing joint, the rear portion of one tight frame (61) has clamping roller (64) No. one through pivot swing joint, no. two clamping roller (65) of the lower part of No. two tight frames (63), no. two springs (66) of front end lower part fixedly connected with of two tight frames (63) of clamp, the upper end fixedly connected with fastening cylinder (67) of support grudging post (62), two outputs of fastening cylinder (67) have fastening roller (68) through the common swing joint of pivot, fastening roller (68) and the preceding upper surface swing joint of one tight frame (61), the upper surface swing joint of clamping roller (64) and work piece (1), the side lower part swing joint of No. two tight rollers (65) and work piece (1).

5. The non-standard parts machining jig for precision machine tools according to claim 4, characterized in that: the front portion swing joint of a clamp frame (61) is in supporting grudging post (62), the middle part of a clamp frame (61) is through pivot and last rotation support (52) swing joint, the upper end fixed connection of the lower extreme front portion of a clamp frame (61) and a spring (56), the front end of No. two springs (66) and the rear end fixed connection of last rotation support (52).

6. The non-standard parts machining jig for precision machine tools according to claim 1, characterized in that: a drive mechanism (7) includes driving plate (71), driving plate (71) sets up the below in workstation (2), no. two through-holes (72) of T shape are seted up to the upper end middle part of driving plate (71), a set of guide hole (73) have all been seted up to the upper end left part and the upper end right part of driving plate (71), guide hole (73) set up to two of every group, the front end and the rear end of driving plate (71) all have a set of transfer line (76) through pivot swing joint, a transfer line (76) set up to two of every group, the direction spout (74) of a T shape are all seted up to the lower extreme left part and the lower extreme right part of driving plate (71), the equal fixedly connected with guide arm (75) of lower extreme four corners play of a driving plate (71), four the lower part of guide arm (75) alternates swing joint with four guide slots (33) respectively, the upper portion of a transfer line (76) passes through pivot and lower rotation support (55) swing joint.

7. The non-standard parts machining jig for precision machine tools according to claim 1, characterized in that: no. two drive mechanism (8) are including No. two driving plate (81), no. three through-holes (82) have been seted up at the upper end middle part of No. two driving plate (81), opening (84) have all been seted up to the upper end four corners department of No. two driving plate (81), the equal fixedly connected with a set of guide pillar (83) of one side that the upper end middle part of No. two driving plate (81) leaned on the right side and one side that the upper end middle part leaned on the left side, guide pillar (83) set up to two of every group, the equal fixedly connected with direction slide (85) of the upper end left part and the upper end right part of No. two driving plate (81), two equal fixedly connected with up-rotation seat (86) on the lateral surface of direction slide (85), two all have No. two transfer line (87) through pivot swing joint on up-rotation seat (86), the upper portion of No. two transfer line (87) is through pivot and lower rotation support (55) swing joint.

8. The non-standard parts machining jig for precision machine tools according to claim 7, characterized in that: the upper end of the second transmission plate (81) is movably connected with the lower end of the first transmission plate (71), the upper parts of the four guide posts (83) are respectively inserted into and movably connected with the four first guide holes (73), the guide sliding seats (85) are of T-shaped structures, the two guide sliding seats (85) are respectively in sliding connection with the two guide sliding grooves (74), and the four notches (84) are respectively in sliding connection with the four guide rods (75).

9. The non-standard parts machining jig for precision machine tools according to claim 1, characterized in that: actuating mechanism (9) are including bedplate (91), bedplate (91) sets up between four guide arms (75), the equal fixedly connected with auxiliary cylinder (92) of lower extreme left part and the lower extreme right part of bedplate (91), two the output of auxiliary cylinder (92) all runs through the upper end of bedplate (91) and extends to the top of bedplate (91), the upper end middle part fixedly connected with spliced pole (93) of bedplate (91), the upper end middle part fixedly connected with connecting screw rod (94) of spliced pole (93), the upper portion threaded connection of connecting screw rod (94) has coupling nut (95), the output of main drive actuating cylinder (10) runs through a through-hole (31) and with the lower extreme middle part fixed connection of bedplate (91), two the lower part of auxiliary cylinder (92) alternates swing joint with two a logical groove (32) respectively.

10. The non-standard parts machining jig for precision machine tools according to claim 9, characterized in that: the upper end of spliced pole (93) runs through No. three through-holes (82) and contacts with the lower extreme of a driving plate (71), connecting screw (94) alternate and connect in No. two through-holes (72), coupling nut (95) set up in No. two through-holes (72), coupling nut (95) and coupling screw (94) are in the same place spliced pole (93) and a driving plate (71) fixed connection jointly, the output of supplementary cylinder (92) and the lower extreme fixed connection of No. two driving plates (81).