CN215510065U

CN215510065U - CNC machine tooling tool that takes precautions against earthquakes

Info

Publication number: CN215510065U
Application number: CN202121907316.0U
Authority: CN
Inventors: 周军
Original assignee: Qidong Yuhao Mechanical Equipment Co ltd
Current assignee: Qidong Yuhao Mechanical Equipment Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-14
Anticipated expiration: 2031-08-16

Abstract

The utility model relates to the technical field of jigs and discloses a CNC machining shockproof jig which comprises a jig base plate, wherein a through groove is formed in the front side of the jig base plate, a sliding plate is connected and arranged at the middle position of the inner surface of the through groove through a pushing mechanism, a sliding groove is formed in the top of the jig base plate, two sides of the sliding plate are respectively connected and provided with a placing plate through a buffering mechanism, a plurality of symmetrically-arranged threaded holes are formed in the top of the placing plate, the placing plate is located above the jig base plate, buffering holes are formed in four corners of the top of the jig base plate, the bottoms of the inner surfaces of the buffering holes are respectively and fixedly connected with a first spring and a first telescopic rod, the first spring and the first telescopic rod are sleeved, and the top of the first spring and the bottom of the placing plate are jointly and fixedly connected. The utility model can weaken the vibration of equipment to the jig, thereby improving the processing precision.

Description

CNC machine tooling tool that takes precautions against earthquakes

Technical Field

The utility model relates to the technical field of jigs, in particular to a CNC machining shockproof jig.

Background

The jig is mainly used as a tool for assisting in controlling positions or actions or both, and in the existing CNC machining process, the jig is generally required to be adopted for auxiliary machining, so that machining convenience and machining precision are guaranteed.

However, in the existing CNC machining process, the jig is directly fixed in the machine tool, and the equipment vibrates in the using process, so that the equipment is transmitted to the inside of the jig, the jig drives a machined workpiece to vibrate, and certain influence is caused on the machining precision.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that in the prior art, a CNC machining shockproof jig is provided for solving the problem that the machining precision is influenced because the jig is in direct contact with the inside of equipment in CNC machining and the shock generated by the equipment is directly acted on a workpiece through the jig.

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

the utility model provides a CNC machine tooling tool that takes precautions against earthquakes, includes the tool bottom plate, logical groove has been seted up to the front side of tool bottom plate, the internal surface intermediate position that leads to the groove is connected through pushing mechanism and is equipped with the slide, the spout has been seted up at the top of tool bottom plate, the both sides of slide all are connected through buffer gear and are equipped with places the board, the screw hole that a plurality of symmetries set up is seted up at the top of placing the board, it is located the top of tool bottom plate to place the board, the top four corners department of tool bottom plate has all seted up the buffering hole, and is a plurality of the equal fixedly connected with first spring in internal surface bottom of buffering hole and first telescopic link, first spring and first telescopic link cup joint, and the top jointly with place the bottom fixed connection of board.

Preferably, buffer gear includes two U-shaped pieces, two the U-shaped piece respectively with place the bottom of board and the lateral wall fixed connection of slide, two the U-shaped piece all rotates through the pivot and is connected with the turning block, two the turning block is close to the common fixedly connected with second telescopic link of one side and second spring mutually, the second spring cup joints with the second telescopic link.

Preferably, pushing mechanism includes lead screw and knob, the bottom of lead screw is passed through the bearing and is connected with the internal surface bottom rotation that leads to the groove, the pole wall upper end and the inside screw of slide cup joint of lead screw, the knob is fixed cup jointing with the pole wall lower end of lead screw, the fixed cup joint in pole wall upper end of lead screw has first limiting plate.

Preferably, pushing mechanism includes third spring and the montant that two symmetries set up, montant and the internal surface top fixed connection who leads to the groove, and the jack that a plurality of symmetries set up is all seted up to both sides, the cavity has been seted up to the inside of slide to cup joint, two with the pole wall slip of montant the third spring respectively with the internal surface both sides fixed connection of cavity, and the other end is fixed through the arm-tie and is equipped with the inserted block, the other end and the jack of inserted block are pegged graft, the fixed second limiting plate that has cup jointed on the pole wall of montant.

Preferably, the bottom of the cavity is provided with a movable through groove, and the lower ends of the two pulling plates penetrate through the movable through groove and extend to the outside.

Preferably, the two U-shaped blocks at the upper part are both positioned in the sliding groove.

Preferably, the four corners of the jig bottom plate are all in threaded sleeve connection with positioning bolts.

Compared with the prior art, the utility model provides a CNC machining shockproof jig which has the following beneficial effects:

1. this CNC machining tool of taking precautions against earthquakes through the first spring that is equipped with, first telescopic link, place board and tool bottom plate, cushions tentatively when fixing the use to the tool, weakens the vibrations that produce in the equipment work.

2. This CNC machining tool of taking precautions against earthquakes through buffer gear, slide and the pushing mechanism who is equipped with, can adjust the high position of placing the board according to the weight of the work piece of required processing, prevents that first spring pressurized can not carry out stable vibrations buffering, has improved the shockproof effect of tool.

The device has the advantages that the operation is convenient, the vibration generated by the equipment can be effectively weakened and eliminated when the jig is connected with the inside of the equipment, the influence of vibration on the processing precision is reduced, and the using effect of the jig is improved.

Drawings

Fig. 1 is a schematic structural view of a CNC machining shockproof jig according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of another embodiment of a CNC machining anti-vibration fixture according to the present invention;

fig. 4 is an enlarged view of a portion B of fig. 3.

In the figure: 1 tool bottom plate, 2 slides, 3 place board, 4 screw holes, 5 first spring, 6 first telescopic link, 7U-shaped piece, 8 turning blocks, 9 second telescopic link, 10 second spring, 11 lead screw, 12 knobs, 13 first limiting plate, 14 third spring, 15 montant, 16 arm-tie, 17 inserted block, 18 second limiting plate, 19 positioning bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a CNC machining shockproof jig comprises a jig base plate 1, a through groove is arranged at the front side of the jig base plate 1, a sliding plate 2 is connected and arranged at the middle position of the inner surface of the through groove through a pushing mechanism, a sliding groove is arranged at the top of the jig base plate 1, a placing plate 3 is connected and arranged at both sides of the sliding plate 2 through a buffering mechanism, a plurality of symmetrically arranged threaded holes 4 are arranged at the top of the placing plate 3, the placing plate 3 is positioned above the jig base plate 1, buffering holes are arranged at the four corners of the top of the jig base plate 1, a first spring 5 and a first telescopic rod 6 are fixedly connected at the bottom of the inner surface of the buffering holes, the first spring 5 is sleeved with the first telescopic rod 6, and the top is fixedly connected with the bottom of the placing plate 3, the vibration of the equipment acting on the jig and the workpiece is preliminarily weakened through the first spring 5 and the first telescopic rod 6.

Buffer gear includes two U-shaped pieces 7, two U-shaped pieces 7 respectively with place the bottom of board 3 and slide 2's lateral wall fixed connection, two U-shaped pieces 7 all rotate through the pivot and are connected with turning block 8, two turning blocks 8 are close to the common fixedly connected with second telescopic link 9 in one side and second spring 10 mutually, second spring 10 cup joints with second telescopic link 9, the vibrations that cooperation first spring 5 and first telescopic link 6 produced equipment carry out effectual weakening and eliminate, improve the shock-proof capacity of tool.

The pushing mechanism comprises a screw rod 11 and a knob 12, the bottom of the screw rod 11 is rotatably connected with the bottom of the inner surface of the through groove through a bearing, the upper end of the rod wall of the screw rod 11 is sleeved with the inner thread of the sliding plate 2, the knob 12 is fixedly sleeved with the lower end of the rod wall of the screw rod 11, the screw rod 11 can be rapidly and conveniently rotated through the knob 12, a first limiting plate 13 is fixedly sleeved on the upper end of the rod wall of the screw rod 11, and the moving position of the sliding plate 2 is limited.

Two U-shaped blocks 7 in the top are both located in the sliding groove, so that the buffering mechanism can perform stable buffering work.

The four corners of the jig bottom plate 1 are all in threaded sleeve connection with positioning bolts 19, so that the jig is stably connected with CNC (computerized numerical control) machining equipment.

In the utility model, before CNC machining, a jig bottom plate 1 is fixed with the interior of equipment through a plurality of positioning bolts 19, then a placing plate 3 is adjusted according to the weight of a workpiece to be machined, firstly a knob 12 is rotated to rotate a screw rod 11, the screw rod 11 rotates and simultaneously moves a sliding plate 2 of a rod wall upwards, the sliding plate 2 moves upwards in the process of moving upwards through relative rotation between a rotating block 8 and a U-shaped block 7 and pushes the placing plate 3 under the support of a second telescopic rod 9 to move the placing plate 3 upwards so as to slightly stretch a first spring 5 and a first telescopic rod 6, then the workpiece is placed on the top of the placing plate 3 and is fixed through a threaded hole 4, and after the equipment is started, vibration generated by the equipment is firstly preliminarily weakened through the first spring 5 and simultaneously cushions the pressing of the workpiece through the second spring 10 and the second telescopic rod 9, and the weakened vibration is buffered again, so that the vibration-proof effect of the jig and the machining precision of the workpiece are improved.

Example 2

Referring to fig. 2 and 3-4, a CNC machining shockproof jig comprises a jig base plate 1, wherein a through groove is formed in the front side of the jig base plate 1, a sliding plate 2 is connected and arranged at the middle position of the inner surface of the through groove through a pushing mechanism, a sliding groove is formed in the top of the jig base plate 1, a placing plate 3 is connected and arranged on each of two sides of the sliding plate 2 through a buffering mechanism, a plurality of threaded holes 4 which are symmetrically arranged are formed in the top of the placing plate 3, the placing plate 3 is positioned above the jig base plate 1, buffering holes are formed in four corners of the top of the jig base plate 1, a first spring 5 and a first telescopic rod 6 are fixedly connected to the bottoms of the inner surfaces of the buffering holes, the first spring 5 is sleeved with the first telescopic rod 6, and the top is fixedly connected with the bottom of the placing plate 3, the vibration of the equipment acting on the jig and the workpiece is preliminarily weakened through the first spring 5 and the first telescopic rod 6.

Pushing mechanism includes third spring 14 and montant 15 that two symmetries set up, montant 15 and the internal surface top fixed connection who leads to the groove, and the jack that a plurality of symmetries set up is all seted up to both sides, the cavity has been seted up to slide 2's inside, and slide with montant 15's pole wall and cup joint, two third springs 14 respectively with the internal surface both sides fixed connection of cavity, and the other end passes through the fixed inserted block 17 that is equipped with of arm-tie 16, the other end and the jack of inserted block 17 are pegged graft, the fixed second limiting plate 18 that has cup jointed on montant 15's the pole wall, the shift position to slide 2 limits.

The bottom of cavity has been seted up and has been removed logical groove, and the lower extreme of two arm-tie 16 all passes and removes logical groove and extend to the outside, is convenient for separate inserted block 17 and jack.

In the utility model, before CNC machining, a jig base plate 1 is fixed with the interior of equipment through a plurality of positioning bolts 19, then a placing plate 3 is adjusted according to the weight of a workpiece to be machined, firstly, two pulling plates 16 are pulled towards two sides, so that an inserting block 17 is separated from an inserting hole while a third spring 14 is pressed, then, a sliding plate 2 is pushed to move upwards, when the sliding plate 2 moves to a certain position, the pulling plates 16 are loosened, the inserting block 17 is inserted into the inserting hole in the rod wall of a vertical rod 15 through the elastic force of the third spring 14, the position of the sliding plate 2 is determined, in the process of moving upwards the sliding plate 2, through relative rotation between a rotating block 8 and a U-shaped block 7, the placing plate 3 is pushed under the support of a second telescopic rod 9, so that the placing plate 3 moves upwards, a first spring 5 and a first telescopic rod 6 are slightly stretched, and then, the workpiece is placed on the top of the placing plate 3, and fix the work piece through screw hole 4, and after equipment starts, the vibrations that equipment produced at first carry out preliminary weakening through first spring 5, push down the work piece through second spring 10 and second telescopic link 9 simultaneously and cushion to vibrations after weakening once more, improved the shockproof effect and the work piece machining precision of tool.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A CNC machining shockproof jig comprises a jig base plate (1) and is characterized in that, a through groove is arranged on the front side of the jig bottom plate (1), a sliding plate (2) is connected and arranged at the middle position of the inner surface of the through groove through a pushing mechanism, the top of the jig bottom plate (1) is provided with a chute, both sides of the sliding plate (2) are connected with a placing plate (3) through a buffer mechanism, the top of the placing plate (3) is provided with a plurality of threaded holes (4) which are symmetrically arranged, the placing plate (3) is positioned above the jig base plate (1), the four corners of the top of the jig base plate (1) are respectively provided with a buffer hole, the bottoms of the inner surfaces of the plurality of buffer holes are respectively and fixedly connected with a first spring (5) and a first telescopic rod (6), first spring (5) and first telescopic link (6) cup joint, and the top jointly with place the bottom fixed connection of board (3).

2. The CNC machining anti-vibration jig is characterized in that the buffering mechanism comprises two U-shaped blocks (7), the two U-shaped blocks (7) are fixedly connected with the bottom of the placing plate (3) and the side wall of the sliding plate (2) respectively, the two U-shaped blocks (7) are rotatably connected with rotating blocks (8) through shaft pins, a second telescopic rod (9) and a second spring (10) are fixedly connected to one side, close to each other, of the two rotating blocks (8), and the second spring (10) is sleeved with the second telescopic rod (9).

3. The CNC machining anti-vibration jig is characterized in that the pushing mechanism comprises a screw rod (11) and a knob (12), the bottom of the screw rod (11) is rotatably connected with the bottom of the inner surface of the through groove through a bearing, the upper end of the rod wall of the screw rod (11) is sleeved with the inner thread of the sliding plate (2), the knob (12) is fixedly sleeved with the lower end of the rod wall of the screw rod (11), and a first limiting plate (13) is fixedly sleeved on the upper end of the rod wall of the screw rod (11).

4. The CNC machining anti-vibration jig is characterized in that the pushing mechanism comprises two third springs (14) and a vertical rod (15) which are symmetrically arranged, the vertical rod (15) is fixedly connected with the top of the inner surface of the through groove, a plurality of symmetrically arranged jacks are formed in the two sides of the vertical rod (15), a cavity is formed in the sliding plate (2) and is in sliding sleeve connection with the rod wall of the vertical rod (15), the two third springs (14) are respectively fixedly connected with the two sides of the inner surface of the cavity, an insert block (17) is fixedly arranged at the other end of the third spring through a pull plate (16), the other end of the insert block (17) is in plug connection with the jacks, and a second limiting plate (18) is fixedly sleeved at the upper end of the rod wall of the vertical rod (15).

5. The CNC machining anti-vibration jig as defined in claim 4, wherein the bottom of the cavity is opened with a moving through slot, and the lower ends of the two pulling plates (16) pass through the moving through slot and extend to the outside.

6. The CNC machining anti-vibration jig according to claim 2, characterized in that the upper two U-shaped blocks (7) are located in a sliding groove.

7. The CNC machining anti-vibration jig is characterized in that positioning bolts (19) are sleeved at four corners of the jig base plate (1) in a threaded mode.