CN110883574A

CN110883574A - Boring clamp combination device

Info

Publication number: CN110883574A
Application number: CN201911242553.7A
Authority: CN
Inventors: 何林秦
Original assignee: Shengzhou Soft Rock Intelligent Technology Co Ltd
Current assignee: Shengzhou Soft Rock Intelligent Technology Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-03-17

Abstract

A boring clamp combination device adopts a split design structure and comprises a workpiece clamping device, a movable lifting device and a cutter clamping device, wherein each device can independently operate, the cutter clamping device is arranged in a machine tool clamping device to realize the re-expansion of the aperture under the condition of not changing the cutter, the workpiece clamping device and the movable lifting device can be arranged and used in a matched mode, the workpiece clamping device can realize the clamping of workpieces with various sizes, and the movable lifting device can move left and right as well as up and down of the workpiece clamping device; the device has the advantages of simple mechanism, convenient use, various working environments, flexible working modes and lower cost, and can be popularized in small and medium-sized part processing enterprises.

Description

Boring clamp combination device

Technical Field

The invention relates to the technical field of boring, in particular to a boring clamp combination device.

Background

At present, in the field of machine manufacturing, a boring machine machining method is mainly adopted for machining inner holes such as bearing holes or inner grooves, and the existing boring machine is old, the machine tool is large in size, poor in working flexibility, troublesome in tool changing during hole expanding and the like.

Disclosure of Invention

Aiming at the technical defects, the invention provides a boring clamp combination device which can overcome the defects.

The invention relates to a boring clamp combination device, which comprises a workpiece clamping device, a movable lifting device and a cutter clamping device, wherein the cutter clamping device comprises a cutter holding block and a movable groove which is arranged in the left side end wall of the cutter holding block and has an opening facing to the left, a movable screw rod is arranged between the upper side end wall and the lower side end wall of the movable groove in a rotating fit manner, a cutter turntable is arranged above the cutter holding block, a movable shaft is fixedly arranged between the cutter turntable and the movable screw rod, the movable screw rod is connected with the holding block in a threaded fit manner, an opening left mounting groove is formed in the left side end wall of the holding block, a first threaded through hole and a second threaded through hole are respectively formed in the front side end wall and the rear side end wall of the mounting groove, the first threaded through hole is positioned at the rear side of the second threaded through hole, and an inserted threaded rod which extends forwards and passes through, a fastening threaded rod is fixedly arranged between the first threaded through hole and the second threaded through hole, a fastening rotary table is fixedly arranged at the tail end of the front side of the fastening threaded rod, a machine tool clamping block extending rightwards is fixedly arranged on the end face of the right side of the cutter holding block, and the machine tool clamping block is used for fixing the cutter holding block on a machine tool clamping head, so that the cutter holding block can rotate along with the machine tool clamping head when the machine tool works.

Preferably, the workpiece clamping device comprises a clamping box, a limiting groove is formed in the top end face of the clamping box, a limiting plate is arranged on the bottom end wall of the limiting groove in a rotating fit manner, a cover plate is fixedly arranged on the upper end face of the clamping box, the cover plate is positioned on the upper side of the limiting groove, a rotating handle is arranged above the clamping box, a connecting shaft is fixedly arranged between the rotating handle and the limiting plate, a clamping groove which penetrates left and right is arranged in the clamping box, a penetrating groove which extends upwards is formed in the inner top wall of the clamping groove, the top section of the penetrating groove is communicated with the limiting groove, a clamping screw which extends downwards and passes through the penetrating groove is fixedly arranged on the bottom end wall of the limiting plate, a clamping inner thread shaft sleeve which extends downwards is connected with the clamping screw in a threaded fit manner, a pressing plate is fixedly arranged on the clamping inner thread shaft sleeve, and the front end wall, a first downward-pressing wedge block extending downwards is fixedly arranged at the rear section of the bottom end wall of the pressing plate, the front end wall of the first downward-pressing wedge block inclines rightwards, the rear end face of the first downward-pressing wedge block is in sliding fit with the rear end wall of the clamping groove, a second downward-pressing wedge block extending downwards is fixedly arranged at the front section of the bottom end wall of the pressing plate, the rear end wall of the second downward-pressing wedge block inclines leftwards, a first shaft sleeve and a second shaft sleeve extending forwards are fixedly arranged on the rear end wall of the clamping groove, the first shaft sleeve is positioned on the left side of the second shaft sleeve, a first pushing shaft extending forwards is arranged in the first shaft sleeve in a sliding fit manner, a first tension spring is fixedly arranged between the first pushing shaft and the rear end face of the clamping groove, a second pushing shaft extending forwards is arranged in the second shaft sleeve in a sliding fit manner, and a second tension spring is fixedly arranged at the rear end of the second pushing shaft and the bottom end wall of the clamping, a first push plate extending leftwards is fixedly arranged on the front side end wall of the second push shaft, the rear side end wall of the first push plate is fixedly connected with the front side end of the first push shaft, a third shaft sleeve and a fourth shaft sleeve extending successively are fixedly arranged on the front side end wall of the clamping groove, the third shaft sleeve is positioned on the left side of the fourth shaft sleeve, a third push shaft extending backwards is arranged in the third shaft sleeve in a sliding fit manner, a third tension spring is fixedly arranged between the front side end of the third push shaft and the front side end wall of the clamping groove, a fourth push shaft extending backwards is arranged in the fourth shaft sleeve in a sliding fit manner, a fourth tension spring is fixedly arranged between the front side end of the fourth push shaft and the front side end wall of the clamping groove, a second push plate extending leftwards is fixedly arranged on the rear side end of the fourth push shaft, and the front side end wall of the second push plate is fixedly connected with the rear side end of the third push shaft, the clamping box is characterized in that a supporting block extending upwards is fixedly arranged on the end wall of the bottom of the clamping groove, a moving groove is formed in the end wall of the lower side of the clamping box, and a rack is fixedly arranged on the end wall of the rear side of the moving groove.

Preferably, the movable lifting device comprises a movable box arranged on the lower side of the clamping box, an action groove with an upward opening is arranged on the top end surface of the movable box, a bearing plate is arranged in the action groove in a sliding fit manner, a movable gear is arranged on the upper end surface of the bearing plate in a sliding fit manner, the movable gear is positioned in the movable groove and is meshed with the rack, a shaft groove which extends upwards and is communicated with the movable groove is arranged on the bottom end surface of the bearing plate, a spline shaft sleeve which extends downwards and penetrates through the shaft groove is fixedly arranged on the lower end surface of the movable gear, a first spline groove which penetrates through the spline shaft sleeve is arranged in the spline shaft sleeve, a first spline shaft which extends downwards is arranged in the first spline groove in a sliding fit manner, the bottom end surface of the first spline shaft is connected with the bottom end wall of the action groove in a rotating fit manner, and a movable driving gear, the bottom end face of the bearing plate is fixedly provided with a first internal thread shaft sleeve and a second internal thread shaft sleeve which extend downwards, the first internal thread shaft sleeve is positioned on the right side of the first spline shaft, the second internal thread shaft sleeve is positioned on the left side of the first spline shaft, a first lifting thread shaft which is in threaded connection and extends downwards is arranged in the first internal thread shaft sleeve, the bottom end face of the first lifting thread shaft is in running fit with the bottom end face of the action groove, a lifting gear is fixedly arranged on the first lifting thread shaft, a lifting driving belt wheel is fixedly arranged on the first lifting thread shaft, the lifting gear is positioned below the lifting driving belt wheel, a second lifting thread shaft which is in threaded connection and extends downwards is arranged in the second internal thread shaft sleeve, the bottom end of the second lifting thread shaft is in running fit with the bottom end wall of the action groove, and a lifting driven belt wheel is fixedly arranged on the second lifting thread shaft, the lifting driving belt wheel and the lifting driven belt wheel are in power connection and matching, a sliding groove is formed in the bottom end wall of the operating groove, a shifting fork bottom plate is arranged on the bottom end wall of the sliding groove in a left-right sliding fit mode, the shifting fork bottom plate is located between the first lifting threaded shaft and the second lifting threaded shaft, a shifting fork top plate is arranged above the shifting fork bottom plate, a shifting fork shaft is arranged between the shifting fork bottom plate and the shifting fork top plate in a rotating fit mode, a worm wheel and a gear are fixedly arranged on the shifting fork shaft, the worm wheel is located below the gear, a shifting fork support plate is fixedly arranged between the shifting fork bottom plate and the shifting fork top plate and located behind the worm wheel and the gear, first electromagnets are fixedly arranged on the left end wall and the right end wall of the shifting fork bottom plate, and second electromagnets are symmetrically and fixedly arranged on the left end wall and the right end, first electro-magnet with reset spring has set firmly between the second electro-magnet, the meshing of turbine front side is provided with the worm, set up in the worm about being linked together the second spline groove, the first electro-magnet that sliding fit and control extension set up in the second spline groove, the right side end wall of second spline axle with the right side end wall normal running fit of action groove is connected, the left side end wall power of second spline axle is connected and is equipped with the motor, the motor set firmly in on the left side end wall of action groove.

The invention has the beneficial effects that: this device mechanism of this device is simple, and convenient to use can reduce the volume of boring machine, improves work efficiency, can carry out left right direction and upper and lower direction removal to the work piece when pressing from both sides tightly, carries out the once more expansion in aperture under the condition of not tool changing, can process porous plane when anchor clamps remove, and operational environment is various and working method is nimble, and the cost is lower, can promote in middle-size and small-size parts machining enterprise.

Drawings

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

FIG. 1 is a schematic view of the overall structure of a boring fixture assembly according to the present invention;

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

FIG. 3 is a schematic view of the structure at B-B in FIG. 1;

FIG. 4 is a schematic view of the structure at C-C in FIG. 3;

FIG. 5 is a schematic view of the structure at D-D in FIG. 1;

fig. 6 is a schematic structural diagram at E in fig. 1.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-6, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

As shown in fig. 1-6, a boring fixture assembly of the present invention comprises a workpiece clamping device, a movable lifting device, and a tool clamping device, wherein the tool clamping device comprises a tool holding block 38 and a movable groove 39 disposed in a left end wall of the tool holding block 38 and having an opening facing to the left, a movable screw 40 is disposed between an upper end wall and a lower end wall of the movable groove 39 in a rotating fit manner, a tool rotating disc 41 is disposed above the tool holding block 38, a movable shaft 42 is fixedly disposed between the tool rotating disc 41 and the movable screw 40, a holding block 43 is disposed on the movable screw 40 in a threaded fit manner, an open leftward mounting groove 44 is disposed in a left end wall of the holding block 43, a first threaded through hole 45 and a second threaded through hole 46 are respectively disposed on front and rear end walls of the mounting groove 44, the first threaded through hole 45 is located behind the second threaded through hole 46, the threaded connection of first screw through-hole 45 is equipped with and extends forward and passes through the fastening threaded rod 47 of second screw through-hole 46, first screw through-hole 45 with set firmly fastening threaded rod 47 between the second screw through-hole 46, the front side end of fastening threaded rod 47 sets firmly fastening carousel 48, the right side terminal surface of cutter holding piece 38 sets firmly the lathe grip block 49 that extends right, lathe grip block 49 is used for with cutter holding piece 38 is fixed in the lathe and presss from both sides on the head, thereby when the lathe work, cutter holding piece 38 can be along with the lathe grip head rotates.

Beneficially, the workpiece clamping device comprises a clamping box 10, a limiting groove 11 is formed in the top end face of the clamping box 10, a limiting plate 12 is arranged on the bottom end wall of the limiting groove 11 in a rotating fit manner, a cover plate 13 is fixedly arranged on the upper end face of the clamping box 10, the cover plate 13 is located on the upper side of the limiting groove 11, a rotating handle 14 is arranged above the clamping box 10, a connecting shaft 15 is fixedly arranged between the rotating handle 14 and the limiting plate 12, a left-right through clamping groove 16 is formed in the clamping box 10, an upward extending through groove 17 is formed in the inner top wall of the clamping groove 16, the top section of the through groove 17 is communicated with the limiting groove 11, a clamping screw 18 which extends downwards through the through groove 17 is fixedly arranged on the bottom end wall of the limiting plate 12, and a downward extending clamping inner thread shaft sleeve 19 is arranged on the clamping screw 18 in a threaded fit manner, a pressing plate 20 is fixedly arranged on the clamping internal thread shaft sleeve 19, the front and rear side end walls of the pressing plate 20 are in sliding fit with the clamping groove 16, a first downward pressing wedge 21 extending downwards is fixedly arranged at the rear section of the bottom end wall of the pressing plate 20, the front side end wall of the first downward pressing wedge 21 inclines rightwards, the rear end face of the first downward pressing wedge 21 is in sliding fit with the rear side end wall of the clamping groove 16, a second downward pressing wedge 22 extending downwards is fixedly arranged at the front section of the bottom end wall of the pressing plate 20, the rear side end wall of the second downward pressing wedge 22 inclines leftwards, a first shaft sleeve 23 and a second shaft sleeve 24 extending forwards are fixedly arranged on the rear side end wall of the clamping groove 16, the first shaft sleeve 23 is positioned at the left side of the second shaft sleeve 24, a first pushing shaft 25 extending forwards is arranged in sliding fit with the first shaft sleeve 23, and a first tension spring 26 is fixedly arranged between the first pushing shaft 25 and the rear side end face of the clamping groove 16, the second shaft sleeve 24 is provided with a second push shaft 27 which extends forwards in a sliding fit manner, the rear end of the second push shaft 27 is fixedly connected with the bottom end wall of the clamping groove 16 by a second tension spring 28, the front end wall of the push shaft 28 is fixedly provided with a first push plate 29 which extends leftwards, the rear end wall of the first push plate 29 is fixedly connected with the front end of the first push shaft 25, the front end wall of the clamping groove 16 is fixedly provided with a third shaft sleeve 30 and a fourth shaft sleeve 31 which extend successively, the third shaft sleeve 30 is positioned on the left side of the fourth shaft sleeve 31, the third shaft sleeve 30 is provided with a third push shaft 32 which extends backwards in a sliding fit manner, the front end of the third push shaft 32 is fixedly provided with a third tension spring 33 between the front end wall of the clamping groove 16 and the front end wall of the fourth push shaft 34 which extends backwards in a sliding fit manner, and the front end of the fourth push shaft 34 is fixedly provided with a fourth tension spring 35 between the front end wall of the clamping groove 16 and the front end wall of the fourth push shaft 34 A second push plate 36 extending leftwards is fixedly arranged at the rear end of the fourth push shaft 34, the front end wall of the second push plate 36 is fixedly connected with the rear end of the third push shaft 32, a support block 37 extending upwards is fixedly arranged on the bottom end wall of the clamping groove 16, a moving groove 50 is formed in the lower end wall of the clamping box 10, and a rack 51 is fixedly arranged on the rear end wall of the moving groove.

Advantageously, the mobile lifting device comprises a mobile box 52 arranged at the lower side of the clamping box 10, the top end surface of the mobile box 52 is provided with an action groove 54 with an upward opening, the action groove is internally provided with a bearing plate 83 in a sliding fit, the upper end surface of the bearing plate 83 is provided with a mobile gear 53 in a sliding fit, the mobile gear 53 is positioned in the mobile groove 50 and is meshed with the rack 51, the bottom end surface of the bearing plate 83 is provided with a shaft groove 55 extending upwards and communicated with the mobile groove 50, the lower end surface of the mobile gear 53 is fixedly provided with a spline shaft sleeve 56 extending downwards and penetrating through the shaft groove 55, a first spline groove 81 penetrating through the spline shaft sleeve 56 is arranged in the spline shaft sleeve 56, a first spline shaft 57 extending downwards is arranged in the first spline groove 81 in a sliding fit, and the bottom end surface of the first spline shaft 57 is connected with the bottom end wall of the action groove 54 in a, a movable driving gear 58 is fixedly arranged on the first spline shaft 57, a first internal thread shaft sleeve 59 and a second internal thread shaft sleeve 60 which extend downwards are fixedly arranged on the bottom end surface of the bearing plate 83, the first internal thread shaft sleeve 59 is positioned on the right side of the first spline shaft 57, the second internal thread shaft sleeve 60 is positioned on the left side of the first spline shaft 57, a first lifting thread shaft 61 which is in threaded connection and extends downwards is arranged in the first internal thread shaft sleeve 59, the bottom end surface of the first lifting thread shaft 61 is in rotating fit connection with the bottom end surface of the action groove 54, a lifting gear 62 is fixedly arranged on the first lifting thread shaft 61, a lifting driving pulley 63 is fixedly arranged on the first lifting thread shaft 61, the lifting gear 62 is positioned below the lifting driving pulley 63, and a second lifting thread shaft 64 which is in threaded connection and extends downwards is arranged in the second internal thread shaft sleeve 60, the bottom end of the second lifting threaded shaft 64 is in running fit with the bottom end wall of the action groove 54, a lifting driven pulley 65 is fixedly arranged on the second lifting threaded shaft 64, a lifting belt 66 is arranged between the lifting driving pulley 63 and the lifting driven pulley 65 in a power connection and matching manner, a sliding groove 75 is formed in the bottom end wall of the action groove 54, a shifting fork bottom plate 67 is arranged on the bottom end wall of the sliding groove 75 in a left-right sliding fit manner, the shifting fork bottom plate 67 is positioned between the first lifting threaded shaft 61 and the second lifting threaded shaft 64, a shifting fork top plate 68 is arranged above the shifting fork bottom plate 67, a shifting fork shaft 69 is arranged between the shifting fork bottom plate 67 and the shifting fork top plate 68 in a running fit manner, a worm wheel 70 and a gear 71 are fixedly arranged on the shifting fork shaft 69, the worm wheel 70 is positioned below the gear 71, and a shifting fork support plate 72 is arranged between the shifting fork bottom plate 67 and the shifting fork top plate 68, the shift fork backup pad 72 is located worm wheel 70 with gear 71 rear, first electro-magnet 76 has set firmly on the left and right sides end wall of shift fork bottom plate 67, the symmetry has set firmly second electro-magnet 74 on the left and right sides end wall of groove 75 slides, first electro-magnet 76 with reset spring 80 has set firmly between the second electro-magnet 74, the meshing of turbine 70 front side is provided with worm 73, the second spline groove 82 that is linked together about having seted up in the worm 73, the first electro-magnet 76 that the sliding fit set up about and extended about in the second spline groove 82, the right side end wall of second spline shaft 78 with the right side end wall normal running fit of action groove 54 is connected, the left side end wall power of second spline shaft 78 is connected and is equipped with motor 77, motor 77 set firmly in on the left side end wall of action groove 54.

The applicant will now specifically describe a boring jig assembly according to the present application with reference to figures 1 to 6 and the above description:

in an initial state, the right end of the machine tool clamping block 49 is mounted on a machine tool clamping head, a boring cutter is mounted in the mounting groove 44, the boring cutter is fixed through the fastening threaded rod 47, the top end surface of the clamping internal thread shaft sleeve 19 is in contact with the top end wall of the clamping groove 16, the clamping internal thread shaft sleeve 19 is positioned at the top end of a stroke, the reset spring 80 is in a normal state, the first electromagnet 76 and the second electromagnet 74 are not electrified, and the first internal thread shaft sleeve 59, the second internal thread shaft sleeve 60 and the spline shaft sleeve 56 are positioned at the bottom end of the stroke;

when clamping is started, a workpiece to be machined is placed on the upper end face of the support block 37, the rotating handle 14 is rotated to drive the connecting shaft 15 to rotate, the connecting shaft 15 drives the clamping screw 18 to rotate, the clamping screw 18 rotates to drive the pressing plate 20 to move downwards, the pressing plate 20 moves downwards to drive the first lower pressing wedge 21 and the second lower pressing wedge 22 to move downwards, the first lower pressing wedge 21 moves downwards to move the inclined face of the first lower pressing wedge 21 to push the first push plate 29 forwards, the first push plate 29 moves forwards to drive the first push shaft 25 and the second push shaft 27 to move forwards, the first push shaft 25 moves forwards to stretch the first tension spring 26, the second push shaft 27 moves forwards to stretch the second tension spring 28, the second lower pressing wedge 22 presses the inclined face of the second lower pressing wedge 22 to push the second push plate 36 backwards, the second push plate 36 moves backwards to drive the third push shaft 32 and the fourth push shaft 34 to move backwards, the third push shaft 32 moves backwards to drive the third tension spring 33 to stretch, and the fourth push shaft 34 moves backwards to stretch the fourth tension spring 35 until the bottom end face of the clamping internal thread shaft sleeve 19, the front side end face of the first push plate 29 and the rear side end face of the second push plate 36 abut against a workpiece, so that the workpiece is clamped.

When the movable type gear shifting mechanism starts to move left and right, the second electromagnet 74 and the first electromagnet 76 close to one side of the first spline shaft 57 are electrified, the first electromagnet 76 moves left to be adsorbed with the second electromagnet 74, the first electromagnet 76 moves left to drive the shifting fork base plate 67 to move left, the shifting fork base plate 67 moves left to drive the shifting fork shaft 69 to move left, the shifting fork shaft 69 moves left to drive the gear 71 and the worm wheel 70 to move left, the gear 71 is meshed with the movable driving gear 58, the worm wheel 70 moves left to drive the worm 73 to move left, the return spring 80 close to one side of the first spline shaft 57 is compressed, the return spring 80 far away from one side of the first spline shaft 57 is stretched, the motor 77 is electrified to start to drive the second spline shaft 78 to rotate, and the second spline shaft 78 rotates to drive the worm 73 to rotate, worm 73 rotates the drive worm wheel 70 rotates, worm wheel 70 rotates the drive shifting fork shaft 69 rotates, shifting fork shaft 69 rotates the drive gear 71 rotates, gear 71 rotates and drives removal driving gear 58 and rotates, removal driving gear 58 rotates and drives first integral key shaft 57 rotates, first integral key shaft 57 rotates and drives spline shaft sleeve 56 rotates, spline shaft sleeve 56 rotates and drives removal gear 53 rotates, removal gear 53 rotates and drives rack 51 is the removal of left right direction, rack 51 removes and drives clamping device left right direction removes, through control the positive reverse of motor 77 is used for control clamping device moving direction.

When the shifting fork starts to move upwards, the second electromagnet 74 and the first electromagnet 76 close to one side of the first spline shaft 57 are powered off, the second electromagnet 74 far away from one side of the first spline shaft 57 and the power on far away from one side of the first spline shaft 57 are powered on, the first electromagnet 76 far away from one side of the first spline shaft 57 moves rightwards and is adsorbed by the second electromagnet 74 far away from one side of the first spline shaft 57, the first electromagnet 76 moves rightwards to drive the shifting fork bottom plate 67 to move rightwards, the shifting fork bottom plate 67 moves rightwards to drive the shifting fork shaft 69 to move rightwards, the shifting fork shaft 69 moves rightwards to drive the shifting fork top plate 68 to move rightwards, the shifting fork top plate 68 moves rightwards to drive the shifting fork support plate 72 to move rightwards, the shifting fork bottom plate 67 moves rightwards to compress the reset spring 80 far away from one side of the first spline shaft 57, the shifting fork bottom plate 67 moves rightwards to stretch the reset spring 80 close to one, the shifting fork shaft 69 moves rightwards to drive the gear 71 and the worm wheel 70 to move rightwards, the gear 71 moves rightwards to be separated from the moving driving gear 58 and to be meshed with the lifting gear 62 to rotate, the lifting gear 62 is meshed to rotate to drive the first lifting threaded shaft 61 to rotate, the first lifting threaded shaft 61 is rotated to drive the lifting driving pulley 63 to rotate, the lifting driving pulley 63 is rotated to drive the lifting driven pulley 65 to rotate through the lifting belt 66, the lifting driven pulley 65 is rotated to drive the second lifting threaded shaft 64 to rotate, the second lifting threaded shaft 64 and the first lifting threaded shaft 61 rotate to push the second internal threaded shaft sleeve 60 and the first internal threaded shaft sleeve 59 upwards through threads, and the first internal threaded shaft sleeve 59 and the second internal threaded shaft sleeve 60 upwards move to drive the bearing plate 83 to move upwards, the bearing plate 83 moves upwards to drive the clamping device to move upwards

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a boring anchor clamps composite set, includes work piece clamping device, removes elevating gear, cutter clamping device which characterized in that: the cutter clamping device comprises a cutter holding block and a moving groove which is arranged in the left side end wall of the cutter holding block and has a leftward opening, a moving screw is arranged between the upper side end wall and the lower side end wall of the moving groove in a rotating fit manner, a cutter rotating disc is arranged above the cutter holding block, a moving shaft is fixedly arranged between the cutter rotating disc and the moving screw, the moving screw is provided with a holding block in a threaded fit connection manner, the left side end wall of the holding block is internally provided with an opening leftward mounting groove, the front side end wall and the rear side end wall of the mounting groove are respectively provided with a first threaded through hole and a second threaded through hole, the first threaded through hole is positioned at the rear side of the second threaded through hole, a locked threaded rod which extends forwards and passes through the second threaded through hole is connected in the first threaded through hole in a threaded manner, and a locked threaded rod is fixedly arranged between the, the machine tool clamping block is used for fixing the cutter holding block on a machine tool clamping head, so that when the machine tool works, the cutter holding block can rotate along with the machine tool clamping head.

2. The boring jig assembly as recited in claim 1, wherein: the workpiece clamping device comprises a clamping box, a limiting groove is formed in the end face of the top of the clamping box, a limiting plate is arranged on the end wall of the bottom of the limiting groove in a rotating fit mode, a cover plate is fixedly arranged on the end face of the upper side of the clamping box and is located on the upper side of the limiting groove, a rotating handle is arranged above the clamping box, a connecting shaft is fixedly arranged between the rotating handle and the limiting plate, a clamping groove which penetrates through the clamping box from left to right is formed in the clamping box, a penetrating groove which extends upwards is formed in the inner top wall of the clamping groove, the top section of the penetrating groove is communicated with the limiting groove, a clamping screw rod which passes through the penetrating groove and extends downwards is fixedly arranged on the end wall of the bottom of the limiting plate, a clamping internal thread shaft sleeve which extends downwards is connected with the clamping screw rod in a threaded fit mode, a pressing plate is fixedly, a first downward-pressing wedge block extending downwards is fixedly arranged at the rear section of the bottom end wall of the pressing plate, the front end wall of the first downward-pressing wedge block inclines rightwards, the rear end face of the first downward-pressing wedge block is in sliding fit with the rear end wall of the clamping groove, a second downward-pressing wedge block extending downwards is fixedly arranged at the front section of the bottom end wall of the pressing plate, the rear end wall of the second downward-pressing wedge block inclines leftwards, a first shaft sleeve and a second shaft sleeve extending forwards are fixedly arranged on the rear end wall of the clamping groove, the first shaft sleeve is positioned on the left side of the second shaft sleeve, a first pushing shaft extending forwards is arranged in the first shaft sleeve in a sliding fit manner, a first tension spring is fixedly arranged between the first pushing shaft and the rear end face of the clamping groove, a second pushing shaft extending forwards is arranged in the second shaft sleeve in a sliding fit manner, and a second tension spring is fixedly arranged at the rear end of the second pushing shaft and the bottom end wall of the clamping, a first push plate extending leftwards is fixedly arranged on the front side end wall of the second push shaft, the rear side end wall of the first push plate is fixedly connected with the front side end of the first push shaft, a third shaft sleeve and a fourth shaft sleeve extending successively are fixedly arranged on the front side end wall of the clamping groove, the third shaft sleeve is positioned on the left side of the fourth shaft sleeve, a third push shaft extending backwards is arranged in the third shaft sleeve in a sliding fit manner, a third tension spring is fixedly arranged between the front side end of the third push shaft and the front side end wall of the clamping groove, a fourth push shaft extending backwards is arranged in the fourth shaft sleeve in a sliding fit manner, a fourth tension spring is fixedly arranged between the front side end of the fourth push shaft and the front side end wall of the clamping groove, a second push plate extending leftwards is fixedly arranged on the rear side end of the fourth push shaft, and the front side end wall of the second push plate is fixedly connected with the rear side end of the third push shaft, the clamping box is characterized in that a supporting block extending upwards is fixedly arranged on the end wall of the bottom of the clamping groove, a moving groove is formed in the end wall of the lower side of the clamping box, and a rack is fixedly arranged on the end wall of the rear side of the moving groove.

3. The boring jig assembly as recited in claim 1, wherein: the movable lifting device comprises a movable box arranged on the lower side of the clamping box, an action groove with an upward opening is arranged on the top end face of the movable box, a bearing plate is arranged in the action groove in a sliding fit manner, a movable gear is arranged on the upper end face of the bearing plate in a sliding fit manner, the movable gear is positioned in the movable groove and is meshed with the rack, a shaft groove which extends upwards and is communicated with the movable groove is arranged on the bottom end face of the bearing plate, a spline shaft sleeve which extends downwards and penetrates through the shaft groove is fixedly arranged on the lower end face of the movable gear, a first spline groove which penetrates through the spline shaft sleeve is arranged in the spline shaft sleeve, a first spline shaft which extends downwards is arranged in the first spline groove in a sliding fit manner, the bottom end face of the first spline shaft is connected with the bottom end wall of the action groove in a rotating fit manner, and a movable driving gear, the bottom end face of the bearing plate is fixedly provided with a first internal thread shaft sleeve and a second internal thread shaft sleeve which extend downwards, the first internal thread shaft sleeve is positioned on the right side of the first spline shaft, the second internal thread shaft sleeve is positioned on the left side of the first spline shaft, a first lifting thread shaft which is in threaded connection and extends downwards is arranged in the first internal thread shaft sleeve, the bottom end face of the first lifting thread shaft is in running fit with the bottom end face of the action groove, a lifting gear is fixedly arranged on the first lifting thread shaft, a lifting driving belt wheel is fixedly arranged on the first lifting thread shaft, the lifting gear is positioned below the lifting driving belt wheel, a second lifting thread shaft which is in threaded connection and extends downwards is arranged in the second internal thread shaft sleeve, the bottom end of the second lifting thread shaft is in running fit with the bottom end wall of the action groove, and a lifting driven belt wheel is fixedly arranged on the second lifting thread shaft, the lifting driving belt wheel and the lifting driven belt wheel are in power connection and matching, a sliding groove is formed in the bottom end wall of the operating groove, a shifting fork bottom plate is arranged on the bottom end wall of the sliding groove in a left-right sliding fit mode, the shifting fork bottom plate is located between the first lifting threaded shaft and the second lifting threaded shaft, a shifting fork top plate is arranged above the shifting fork bottom plate, a shifting fork shaft is arranged between the shifting fork bottom plate and the shifting fork top plate in a rotating fit mode, a worm wheel and a gear are fixedly arranged on the shifting fork shaft, the worm wheel is located below the gear, a shifting fork support plate is fixedly arranged between the shifting fork bottom plate and the shifting fork top plate and located behind the worm wheel and the gear, first electromagnets are fixedly arranged on the left end wall and the right end wall of the shifting fork bottom plate, and second electromagnets are symmetrically and fixedly arranged on the left end wall and the right end, first electro-magnet with reset spring has set firmly between the second electro-magnet, the meshing of turbine front side is provided with the worm, set up in the worm about being linked together the second spline groove, the first electro-magnet that sliding fit and control extension set up in the second spline groove, the right side end wall of second spline axle with the right side end wall normal running fit of action groove is connected, the left side end wall power of second spline axle is connected and is equipped with the motor, the motor set firmly in on the left side end wall of action groove.