CN216178481U

CN216178481U - Fixed subassembly that milling process used

Info

Publication number: CN216178481U
Application number: CN202121752908.XU
Authority: CN
Inventors: 许钧
Original assignee: Suzhou Tongrui Electronics Co ltd
Current assignee: Suzhou Tongrui Electronics Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-04-05
Anticipated expiration: 2031-07-29

Abstract

A fixed component for milling relates to the technical field of milling; the clamping device comprises a base, a clamping table and a clamping piece, wherein the clamping table is fixed at the upper end of the base, a workpiece is placed in the middle of the upper end of the clamping table, then a worm knob is rotated to drive a worm wheel to rotate, a bevel gear can rotate along with the worm knob, then three thread sleeves are driven to rotate by the bevel gear, a screw rod driven by the thread sleeves can move outwards and further drive a rotating shaft to move outwards, so that a lever can turn over, the clamping piece at the upper end of the lever moves inwards, the rotating shaft drives a sliding block to slide in a sliding groove while the lever turns over, the lever is prevented from being clamped with the rotating shaft, the workpiece is fixed by the inward movement of the clamping piece, in addition, the workpiece can be more firmly fixed by utilizing the irreversibility of the worm wheel and the worm knob, and the clamping pieces of different clamping heads can be rapidly replaced by utilizing a bolt and a clamping block, thereby improving the working efficiency.

Description

Fixed subassembly that milling process used

Technical Field

The utility model relates to the technical field of milling, in particular to a fixing assembly for milling.

Background

The milling is to fix the blank, and the milling cutter rotating at high speed is used for feeding the blank to cut the required shape and characteristics, but many fixing components for milling usually use bolts to fix the workpiece on a workbench, so that the assembly and the disassembly of the workpiece are troublesome, and when workpieces in other shapes need to be fixed, the replacement of chucks in different shapes is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fixing assembly for milling, which aims to open an inspection well cover more easily and enable maintainers to get in and out of the inspection well more conveniently.

The utility model provides a fixed subassembly that milling process used, includes base, grip table and holder, the grip table is fixed in the base upper end, the holder be provided with three and the equidistance altogether distribute in grip table outside upper end, the holder includes: the clamping block is positioned at the upper end of the outer side of the clamping table, the fixture blocks are fixedly connected to the lower end of the clamping block, jacks are formed in the outer side of each fixture block, the clamping heads are positioned at the upper end of the inner side of each clamping block, the left end and the right end of the inner side of each clamping block are rotatably connected with the clamping heads, the number of the spring columns on each clamping piece is two, the two corresponding spring columns are respectively fixed to the middle parts of the ends, close to each other, of the adjacent clamping blocks and the clamping heads, and the two springs are positioned at the outer sides of the two spring columns; the utility model discloses a clamping device, including holder, lever, slot inner wall, spout, pivot inner end fixedly connected with screw rod, the holder outside just is located the holder lower extreme rotates and is connected with the lever, the slot has all been seted up to lever outside upper end, slot inner wall upper end upwards runs through out the lever upper end, the slot outside is provided with the bolt, the bolt inboard extends to inside just rather than sliding connection of slot, the inside embedding of slot has spring one, the spout has all been seted up to the lever bottom inner wall left and right sides, the inside slider that all rotates of spout is connected with two be provided with the pivot between the slider, pivot and the left and right sides the slider is the rotation and is connected, the inner fixedly connected with screw rod of pivot.

Further, the inside groove of having seted up of base, the inside rotation of inside groove installs the bevel gear, bevel gear bottom fixedly connected with worm wheel, the base front end is provided with the worm knob, the worm knob rear end runs through the base and inserts inside the inside groove, the worm knob with the worm wheel meshing, the meshing of bevel gear upper end has three bevel gear, the equal fixedly connected with thread bush in the bevel gear outside, the thread bush all outwards extends and runs through out the base, the screw rod inner all inserts to adjacent inside gas of thread bush and its threaded connection.

Furthermore, the inner side and the outer side of the second spring are respectively contacted with the outer side of the chuck and the inner side of the clamping block.

Furthermore, the diameter of the inner end of the bolt is larger than the inner diameter of the notch of the slot, and the inner side and the outer side of the spring are respectively contacted with the outer surface of the inner end of the bolt and the outer side of the inner wall of the slot.

Furthermore, the fixture blocks are inserted into the adjacent slots, and the pins are clamped with the jacks.

Compared with the prior art, the utility model has the following beneficial effects: the fixing component for milling is characterized in that a workpiece is placed in the middle of the upper end of a clamping table, then a worm knob is rotated to drive a worm wheel to rotate, so that the bevel gear can rotate along with the worm knob, then the bevel gear drives the three thread sleeves to rotate, so that the thread sleeves drive the screw rod to move outwards, thereby driving the rotating shaft to move outwards, so that the lever can turn over to enable the clamping piece at the upper end of the lever to move inwards, and when the lever is turned over, the rotating shaft drives the sliding block to slide in the sliding groove, so that the lever is prevented from being clamped with the rotating shaft, the clamping piece moves inwards to fix the workpiece, in addition, the irreversibility of the worm wheel and the worm knob can be utilized to more firmly fix the workpiece, and the clamping pieces of the clamping heads with different shapes can be quickly replaced by using the plug pins and the clamping blocks, so that the working efficiency is improved.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a cutaway view of the integrated base and clamping table of the present invention;

FIG. 3 is a schematic view of a lever cut-away of the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of various types of chucks of the present invention.

In the figure: the device comprises a base-1, a clamping table-2, a lever-3, a clamping block-4, a chuck-5, a worm knob-6, a bolt-7, a rotating shaft-8, a threaded sleeve-9, an inner groove-10, a bevel gear-11, a worm gear-12, a screw-13, a sliding groove-14, a sliding block-15, a spring I-16, a slot-17, a spring column-18, a spring II-19, a clamping block-20 and a jack-21.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a fixed subassembly that milling process used, includes base 1, grip table 2 and holder, and grip table 2 is fixed in the 1 upper end of base, and the holder is provided with three and equidistance altogether and distributes in 2 outside upper ends of grip table, and the holder includes: the clamping block 4 is positioned at the upper end of the outer side of the clamping table 2, the fixture blocks 20 are fixedly connected to the lower end of the clamping block 4, the outer side of each fixture block 20 is provided with an insertion hole 21, the clamping head 5 is positioned at the upper end of the inner side of the clamping block 4, the left end and the right end of the inner side of the clamping block 4 are rotatably connected with the clamping head 5, the number of the spring columns 18 on each clamping piece is two, the two corresponding spring columns 18 are respectively fixed to the middle parts of the ends, close to each other, of the adjacent clamping blocks 4 and the clamping heads 5, the second spring 19 is positioned at the outer sides of the two spring columns 18, and the inner side and the outer side of the second spring 19 are respectively contacted with the outer side of the clamping head 5 and the inner side of the clamping block 4;

when a workpiece is clamped, the clamping pieces synchronously move inwards, so that the chuck 5 is contacted with the workpiece, the workpiece is fixed, the clamping pieces are turned inwards and downwards to move, when the chuck 5 is contacted with the workpiece, a certain included angle exists between the chuck 5 and the workpiece, the chuck block 4 extrudes the chuck 5, the inner end of the chuck 5 is attached to the surface of the workpiece, the chuck 5 is driven to rotate upwards, the spring II 19 is driven to deform, the workpiece is not clamped by the clamping pieces, the elastic force of the spring II 19 can extrude the chuck 5, the chuck 5 is kept in a state vertical to the chuck block 4, and when the chuck 5 is far away from the workpiece, the chuck 5 cannot keep in a state of being contacted with the workpiece, so that the next clamping on the workpiece is influenced;

a lever 3 is rotatably connected to the outer side of the clamping table 2 and positioned at the lower end of the clamping piece, slots 17 are formed in the upper end of the outer side of the lever 3, the upper ends of the inner walls of the slots 17 upwards penetrate through the upper end of the lever 3, bolts 7 are arranged on the outer side of the slots 17, the inner sides of the bolts 7 extend into the slots 17 and are in sliding connection with the slots, springs I16 are embedded into the slots 17, sliding grooves 14 are formed in the left side and the right side of the inner wall of the bottom of the lever 3, sliding blocks 15 are rotatably connected to the inner parts of the sliding grooves 14, a rotating shaft 8 is arranged between the two sliding blocks 15, the rotating shaft 8 is rotatably connected with the sliding blocks 15 on the left side and the right side, a screw 13 is fixedly connected to the inner end of the rotating shaft 8, and the clamping blocks 20 are inserted into the adjacent slots 17, the bolt 7 is clamped with the jack 21, the diameter of the inner end of the bolt 7 is larger than the inner diameter of the notch of the slot 17, and the inner side and the outer side of the spring I16 are respectively contacted with the outer surface of the inner end of the bolt 7 and the outer side of the inner wall of the slot 17;

when workpieces in different shapes need to be clamped, the chucks 5 are designed into various shapes, the pins 7 are pulled outwards to move outwards to further extrude the springs I16, so that the springs I16 contract, the pins 7 are moved out of the insertion holes 21, then the whole clamping piece is pulled upwards to separate the clamping blocks 20 from the insertion grooves 17, then the clamping piece corresponding to the chuck 5 is installed on the lever 3 again, and the pins 7 penetrate through the insertion holes 21 to fix the clamping blocks 20, so that the clamping pieces of different chucks 5 can be replaced conveniently, and the working efficiency is improved;

an inner groove 10 is formed in the base 1, a bevel gear 11 is rotatably mounted in the inner groove 10, a worm wheel 12 is fixedly connected to the bottom of the bevel gear 11, a worm knob 6 is arranged at the front end of the base 1, the rear end of the worm knob 6 penetrates through the base 1 and is inserted into the inner groove 10, the worm knob 6 is meshed with the worm wheel 12, three bevel gears are meshed at the upper end of the bevel gear 11, thread sleeves 9 are fixedly connected to the outer sides of the bevel gears, the thread sleeves 9 extend outwards to penetrate through the base 1, and the inner ends of screw rods 13 are inserted into the adjacent thread sleeves 9 and are in threaded connection with the adjacent thread sleeves 9;

after the corresponding chuck 5 is installed, a workpiece is placed in the middle of the upper end of the belt clamping table 2, then the worm knob 6 is rotated, so that the worm knob 6 drives the worm wheel 12 to rotate, the worm wheel 12 is fixed with the bevel gear 11, so that the bevel gear 11 rotates along with the worm knob 6, then the three thread sleeves 9 are driven by the bevel gear to rotate, and the threaded sleeve 9 is threadedly coupled with the screw 13, so that the screw 13 moves to the outside, thereby driving the rotating shaft 8 to move outwards, so that the lever 3 can turn over, the clamping piece at the upper end of the lever 3 moves inwards, and when the lever 3 is turned over, the rotating shaft 8 drives the sliding block 15 to slide in the sliding groove 14, so that the lever 3 is prevented from being clamped with the rotating shaft 8, the clamping piece moves inwards to fix the workpiece, in addition, the workpiece can be more firmly fixed by utilizing the irreversibility of the worm wheel 12 and the worm knob 6.

Claims

1. The utility model provides a fixed subassembly that milling process used, includes base (1), grip table (2) and holder, grip table (2) are fixed in base (1) upper end, the holder be provided with three and equidistance altogether distribute in grip table (2) outside upper end, its characterized in that:

the holder includes: the clamping block (4) is located at the upper end of the outer side of the clamping table (2), the clamping block (20) is fixedly connected to the lower end of the clamping block (4), an insertion hole (21) is formed in the outer side of the clamping block (20), the clamping block (5) is located at the upper end of the inner side of the clamping block (4), the left end and the right end of the inner side of the clamping block (4) are rotatably connected with the clamping block (5), the number of the spring columns (18) on each clamping piece is two, the two corresponding spring columns (18) are respectively fixed to the middle portions of the ends, close to each other, of the adjacent clamping block (4) and the clamping block (5), and the second spring column (19) is located on the outer sides of the two spring columns (18);

a lever (3) is rotatably connected at the outer side of the clamping table (2) and at the lower end of the clamping piece, the upper ends of the outer sides of the levers (3) are respectively provided with a slot (17), the upper ends of the inner walls of the slots (17) upwards penetrate through the upper ends of the levers (3), a bolt (7) is arranged at the outer side of the slot (17), the inner side of the bolt (7) extends into the slot (17) and is connected with the slot in a sliding way, a first spring (16) is embedded in the slot (17), sliding grooves (14) are formed in the left side and the right side of the inner wall of the bottom of the lever (3), the inner parts of the sliding chutes (14) are respectively and rotatably connected with sliding blocks (15), a rotating shaft (8) is arranged between the two sliding blocks (15), the rotating shaft (8) is rotatably connected with the left sliding block (15) and the right sliding block (15), and a screw rod (13) is fixedly connected to the inner end of the rotating shaft (8).

2. A milling fixture assembly as defined in claim 1, wherein: the utility model discloses a base, including base (1), base, internal groove (10), bevel gear (11) bottom fixedly connected with worm wheel (12), base (1) front end is provided with worm knob (6), worm knob (6) rear end runs through base (1) and inserts inside internal groove (10), worm knob (6) with worm wheel (12) meshing, bevel gear (11) upper end meshing has three bevel gear, the equal fixedly connected with thread bush (9) in the bevel gear outside, thread bush (9) all outwards extend and run through out base (1), screw rod (13) inner all insert to adjacent inside and rather than threaded connection of thread bush (9).

3. A milling fixture assembly as defined in claim 1, wherein: the inner side and the outer side of the second spring (19) are respectively contacted with the outer side of the chuck (5) and the inner side of the clamping block (4).

4. A milling fixture assembly as defined in claim 1, wherein: the diameter of the inner end of the bolt (7) is larger than the inner diameter of the notch of the slot (17), and the inner side and the outer side of the spring I (16) are respectively contacted with the outer surface of the inner end of the bolt (7) and the outer side of the inner wall of the slot (17).

5. A milling fixture assembly as defined in claim 1, wherein: the clamping blocks (20) are inserted into the adjacent slots (17), and the plug pins (7) are clamped with the insertion holes (21).