CN212043580U

CN212043580U - Drilling positioning fixture

Info

Publication number: CN212043580U
Application number: CN202020681946.XU
Authority: CN
Inventors: 吴周江
Original assignee: Dongguan Chuanpeng Plastic Co ltd
Current assignee: Dongguan Chuanpeng Plastic Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-01
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a drilling positioning fixture, including the drilling locating plate, first locating stop, second locating stop, adjust the locking clamp splice, locking device, the middle part of drilling locating plate is equipped with vertical through-hole, be equipped with first guide way along vertical through-hole circumference on the roof face of drilling locating plate, the second guide way, the third guide way, first guide way, the second guide way, the third guide way crosses on the vertical axis of vertical through-hole, first locating stop, second locating stop, adjust the locking clamp splice respectively with first guide way, the second guide way, third guide way sliding connection, locking device installs the below at the third guide way, it passes through locking device and third guide way location locking to adjust the locking clamp splice. The drilling positioning fixture can be used for fixing the vertical support of the part and can also be used for fixing the transverse clamping and positioning of the part, so that the drilling quality of the part is guaranteed, the production precision and the production efficiency of part drilling are improved, and the labor intensity of workers is reduced.

Description

Drilling positioning fixture

Technical Field

The utility model relates to a metal processing technology field especially relates to a drilling positioning fixture.

Background

In the production process of hardware parts, drilling operation on the parts is often required; when a cylindrical part is drilled, the part is usually clamped by a vice to be processed, when the part is clamped by the vice to be drilled, the bottom surface of the part is not supported and fixed, and the part is mainly clamped and fixed with the side surface of the part; the operation of removing and reloading the vice is frequently repeated, the position of the part on the vice is corrected again, the time is also needed to be spent, and the production efficiency is low.

In the prior art, a part drilling positioning fixture with application number CN201521065150.7 includes a fixture main body, a supporting arm and a base; one end of the supporting arm is fixedly connected with the clamp main body, and the other end of the supporting arm is fixedly connected with the base; the clamp body is provided with a first clamping piece and a second clamping piece which are used for mutually matching and clamping parts, and a locking device for locking the first clamping piece and the second clamping piece; the clamp main body is also provided with a positioning hole; when the part is drilled, the part is clamped and fixed on the clamp body, then the base is fixed with a machine table to be machined, and the main shaft of the machine table is correspondingly positioned with the positioning hole.

Therefore, it is urgently needed to develop a drilling positioning fixture which can realize fixing of vertical supporting of parts and transverse clamping and positioning of the parts, and production precision and production efficiency of part drilling are improved.

Disclosure of Invention

An object of the utility model is to foretell not enough, provide a drilling positioning fixture, this drilling positioning fixture can enough realize fixed to spare part vertical braces, can realize again that it is fixed to the horizontal centre gripping location of part to guarantee to the drilling quality of part, improve the production precision and the production efficiency of part drilling, reduce workman intensity of labour.

The technical scheme is as follows:

the utility model provides a drilling positioning fixture, includes drilling locating plate, first locating stop, second locating stop, regulation locking clamp splice, locking device, the middle part of drilling locating plate is equipped with vertical through-hole, follow on the roof face of drilling locating plate vertical through-hole circumference is equipped with first guide way, second guide way, third guide way, first guide way, second guide way, third guide way cross on the vertical axis of vertical through-hole, first locating stop, second locating stop, regulation locking clamp splice respectively with first guide way, second guide way, third guide way sliding connection, locking device installs the below of third guide way, regulation locking clamp splice pass through locking device with third guide way location locking.

The included angle between any two of the first guide groove, the second guide groove and the third guide groove is 120 degrees.

The top plate surface of the drilling positioning plate is further provided with a plurality of concentric circle scale marks, and the circle center of each concentric circle scale mark corresponds to the vertical central axis of the vertical through hole.

The drilling positioning plate is characterized in that a first radial scale mark, a second radial scale mark and a third radial scale mark are further arranged on the top plate surface of the drilling positioning plate, and the first radial scale mark, the second radial scale mark and the third radial scale mark are respectively located on the side edges of the first guide groove, the second guide groove and the third guide groove.

And the first positioning baffle plate and the second positioning baffle plate are respectively locked with the first guide groove and the second guide groove through the first locking knob and the second locking knob.

The first positioning stop block, the second positioning stop block and the adjusting and locking clamping block are respectively provided with anti-slip stripes, and the anti-slip stripes are respectively arranged on the end surfaces of the first positioning stop block, the second positioning stop block and the adjusting and locking clamping block, which face one side of the vertical through hole.

The rubber anti-skid clamp pad is arranged on the end face of one side of the vertical through hole and faces to the first positioning stop block, the second positioning stop block and the adjusting and locking stop block respectively.

The locking device comprises a screw rod and a rotating handle, the drilling positioning plate is provided with a locking mounting hole below the third guide groove and communicated with the lower part of the third guide groove, two ends of the screw rod are respectively connected with two ends of the locking mounting hole in a rotating manner, the bottom surface of the adjusting locking clamping block is provided with a driving thread, the outer surface of the screw rod is provided with a rotating thread, and the rotating thread is matched and meshed with the driving thread; the both ends of screw rod include inner, outer end, twist grip with the outer end of screw rod with be connected.

The screw rod is characterized by further comprising a first bearing and a second bearing, wherein the first bearing and the second bearing are respectively installed at two ends of the locking installation hole, and two ends of the screw rod are respectively connected with two ends of the locking installation hole in a rotating mode through the first bearing and the second bearing.

The rotating handle comprises a connecting rod and a handle, one end of the connecting rod is connected with the outer end of the screw rod, and the other end of the connecting rod is connected with the handle.

It should be noted that:

the foregoing references to "first and second …" do not denote any particular quantity or order, but rather are used to distinguish one name from another.

In the description of the present invention, it should be understood that the terms "upper" and "lower" are used to indicate the position or positional relationship based on the position or positional relationship shown in fig. 1, or the position or positional relationship that the product of the present invention is usually placed when in use, or the position or positional relationship that a person skilled in the art would conventionally understand, and are only used for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific position, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

The direction indicated by the foregoing "inner" means a direction toward the vertical central axis of the vertical through hole of the present drill hole positioning jig.

The direction indicated by the aforementioned "outer" is a direction away from the vertical central axis of the vertical through hole of the present drill hole positioning jig.

The "lateral" direction is based on the horizontal direction shown in fig. 1, and the "vertical" direction is based on the vertical direction shown in fig. 1.

The advantages or principles of the invention are explained below:

1. the utility model provides a pair of drilling positioning fixture, including the drilling locating plate, first location dog, second location dog, adjust the locking clamp splice, locking device, during the use, adjust first location dog earlier, second location dog is respectively in first guide way, the position on the second guide way, then place the part that need to drill on the drilling locating plate of first location dog, second location dog inboard, then the rotating locking device, the drive is adjusted the locking clamp splice and is close to towards the part that needs to drill, and press from both sides the part and press from both sides tightly at first location dog, second location dog, adjust the inboard of locking clamp splice, thereby make the drilling locating plate of vertical through-hole periphery support in the bottom surface of the part that needs to drill, and adjust the locking clamp splice and interact with two location dogs, it is fixed to centre gripping the part; finally, drilling a drill hole of the part from top to bottom along the vertical through hole by using a drilling tool; this drilling positioning fixture can enough realize fixed to spare part vertical braces, can realize again that the horizontal centre gripping location of part is fixed, rocks the skew when effectively preventing the part drilling to guarantee the drilling quality to the part, improve the production precision and the production efficiency of part drilling, reduce workman intensity of labour.

2. The utility model discloses establish a plurality of concentric circles scale marks on the roof face of drilling locating plate, the setting of a plurality of concentric circles scale marks makes things convenient for the regulation location of first location dog, second location dog, improves production efficiency.

3. The utility model discloses still be equipped with the radial scale mark of first radial scale mark, second, the radial scale mark of third on the roof face of drilling locating plate, the setting of three radial scale mark makes things convenient for the regulation location of first location dog, second location dog, regulation locking clamp splice, and is very much more convenient when getting the eccentric orfice to boring on the part, can directly utilize the shown scale of radial scale mark, selects eccentric position.

4. The utility model discloses be equipped with the locking knob on first location dog, second location dog respectively, utilize the locking knob to fix a position dog locking on the guide way, convenient to use, easy operation.

5. Still another embodiment, the utility model discloses establish anti-skidding stripe on the medial surface of first location dog, second location dog, regulation locking clamp splice respectively, make and adjust locking clamp splice and two location dog interact, fixed more stable to the centre gripping of part, avoid skidding.

6. Still another embodiment, the utility model discloses establish rubber antiskid clamp pad on the medial surface of first location dog, second location dog, regulation locking clamp piece respectively, utilize the elasticity attribute of rubber, rubber antiskid clamp pad is better to the centre gripping of part.

7. The utility model discloses a locking device includes screw rod, twist grip, and during the use, the operator makes the screw rod forward rotation through forward rotating twist grip, and the screw rod makes the direction of adjusting the locking clamp splice towards vertical through-hole remove through rotatory screw thread and the drive screw-thread engagement of adjusting the locking clamp splice to mutually support the locking with two location dogs and place the part in vertical through-hole top.

8. The utility model discloses a both ends swivelling joint through first bearing, second bearing and locking mounting hole respectively at the both ends of screw rod to make the rotation of screw rod more smooth and easy, convenient operation.

9. The utility model discloses a twist grip includes connecting rod, handle, and the setting of handle makes twist grip's rotating more laborsaving, convenient.

Drawings

Fig. 1 is the utility model discloses a spatial structure sketch map of drilling positioning fixture.

Fig. 2 is a cross-sectional view of the locking device of the drilling positioning fixture of the embodiment of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the locking clamping block adjusted by the drilling positioning clamp of the embodiment of the present invention.

Fig. 4 is a schematic perspective view of a first positioning stop of the positioning fixture for drilling according to an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a second positioning stop of the drilling positioning fixture according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of the embodiment of the present invention, in which anti-slip stripes are disposed on the inner side end surfaces of the positioning stop block and the adjusting and locking clamping block.

Fig. 7 is a schematic perspective view of the rubber anti-slip clamping pad disposed on the inner side end faces of the positioning stop block and the adjusting and locking clamping block according to the embodiment of the present invention.

Description of reference numerals:

10. drilling positioning plate, 11, vertical through hole, 12, first guide way, 13, second guide way, 14, third guide way, 15, concentric circle scale mark, 16, first radial scale mark, 17, second radial scale mark, 18, third radial scale mark, 19, locking mounting hole, 20, first positioning stop block, 21, first locking knob, 30, second positioning stop block, 31, second locking knob, 40, adjusting locking clamping block, 41, driving thread, 50, locking device, 51, screw rod, 511, rotating thread, 52, rotating handle, 521, connecting rod, 522, handle, 61, anti-skid stripe, 62, rubber anti-skid clamping pad, 71, first bearing, 72, second bearing.

Detailed Description

The following describes embodiments of the present invention in detail.

Referring to fig. 1 to 5, the utility model provides a drilling positioning fixture, including drilling locating plate 10, first locating stop 20, second locating stop 30, adjust the locking clamp splice 40, locking device 50, the middle part of drilling locating plate 10 is equipped with vertical through-hole 11, be equipped with first guide way 12 along 11 circumference of vertical through-hole on the roof face of drilling locating plate 10, second guide way 13, third guide way 14, first guide way 12, second guide way 13, third guide way 14 crosses on the vertical axis of vertical through-hole 11, first locating stop 20, second locating stop 30, adjust the locking clamp splice 40 respectively with first guide way 12,

second guide way

13, 14 sliding connection of third guide way, locking device 50 installs the below at third guide way 14, adjust the locking clamp splice 40 through locking device 50 and the locking of third guide way 14 location.

When the drilling tool is used, the positions of a first positioning stop block 20 and a second positioning stop block 30 on a first guide groove 12 and a second guide groove 13 are adjusted, parts to be drilled are placed on the drilling positioning plates 10 on the inner sides of the first positioning stop block 20 and the second positioning stop block 30, then the locking device 50 is rotated, the adjusting locking clamping block 40 is driven to approach the parts to be drilled, the parts are clamped on the inner sides of the first positioning stop block 20, the second positioning stop block 30 and the adjusting locking clamping block 40, so that the drilling positioning plates 10 on the periphery of the vertical through hole 11 are supported on the bottom surfaces of the parts to be drilled, and the adjusting locking clamping block 40 interacts with the two positioning stop blocks to clamp and fix the parts; finally, drilling a drill hole of the part from top to bottom along the vertical through hole 11 by using a drilling tool; this drilling positioning fixture can enough realize fixed to spare part vertical braces, can realize again that the horizontal centre gripping location of part is fixed, rocks the skew when effectively preventing the part drilling to guarantee the drilling quality to the part, improve the production precision and the production efficiency of part drilling, reduce workman intensity of labour.

Preferably, the included angle between any two of the first guide groove 12, the second guide groove 13, and the third guide groove 14 is 120 degrees.

The top plate surface of the drilling positioning plate 10 is further provided with a first radial scale mark 16, a second radial scale mark 17, a third radial scale mark 18 and a plurality of concentric circle scale marks 15, and the circle center of the concentric circle scale marks 15 corresponds to the vertical central axis of the vertical through hole 11. The arrangement of the scale marks 15 of the plurality of concentric circles facilitates the adjustment and positioning of the first positioning stop block 20 and the second positioning stop block 30, and improves the production efficiency.

The first radial scale marks 16, the second radial scale marks 17 and the third radial scale marks 18 are respectively positioned on the sides of the first guide groove 12, the second guide groove 13 and the third guide groove 14. The setting of three radial scale mark makes things convenient for first location dog 20, second location dog 30, adjusts the regulation location of locking clamp splice 40, and is more convenient when boring on the part especially, can directly utilize the scale that radial scale mark shows, chooses the eccentric position.

The first positioning stop 20 and the second positioning stop 30 are respectively provided with a first locking knob 21 and a second locking knob 31, and the first positioning baffle and the second positioning baffle are respectively locked with the first guide groove 12 and the second guide groove 13 through the first locking knob 21 and the second locking knob 31. The utility model discloses be equipped with the locking knob on first location dog 20, second location dog 30 respectively, utilize the locking knob to fix a position dog locking on the guide way, convenient to use, easy operation.

The locking device 50 comprises a screw rod 51 and a rotating handle 52, the drilling positioning plate 10 is provided with a locking mounting hole 19 below the third guide groove 14 and is communicated with the lower part of the third guide groove 14, two ends of the screw rod 51 are respectively connected with two ends of the locking mounting hole 19 in a rotating manner, the bottom surface of the adjusting locking clamping block 40 is provided with a driving thread 41, the outer surface of the screw rod 51 is provided with a rotating thread 511, and the rotating thread 511 is matched and meshed with the driving thread 41; the two ends of the screw rod 51 comprise an inner end and an outer end, and the rotating handle 52 is connected with the outer end of the screw rod 51. When the adjustable locking clamp block is used, an operator rotates the rotating handle 52 in the forward direction to rotate the screw rod 51 in the forward direction, the screw rod 51 is meshed with the driving screw thread 41 of the adjustable locking clamp block 40 through the rotating screw thread 511, the adjustable locking clamp block 40 moves towards the direction of the vertical through hole 11, and therefore the adjustable locking clamp block and the two positioning stops are matched with each other to lock a part placed above the vertical through hole 11.

The rotating handle 52 comprises a link 521 and a handle 522, one end of the link 521 is connected with the outer end of the screw 51, and the other end of the link 521 is connected with the handle 522. The handle 522 is arranged to make the rotating handle 52 rotate more conveniently and more labor-saving.

The utility model discloses still include first bearing 71, second bearing 72, first bearing 71, second bearing 72 are installed respectively at the both ends of locking mounting hole 19, and the both ends of screw rod 51 are respectively through the both ends swivelling joint of first bearing 71, second bearing 72 and locking mounting hole 19. The utility model discloses a both ends swivelling joint through first bearing 71, second bearing 72 and locking mounting hole 19 respectively of screw rod 51's both ends to make screw rod 51's rotation more smooth and easy, convenient operation.

In another embodiment, as shown in fig. 6, the first positioning block 20, the second positioning block 30 and the adjusting and locking block 40 are further provided with anti-slip stripes 61, and each anti-slip stripe 61 is provided on the end surface of the first positioning block 20, the second positioning block 30 and the adjusting and locking block 40 facing the vertical through hole 11. The utility model discloses establish the draw runner line 61 of preventing on the medial surface of first location dog 20, second location dog 30, regulation locking clamp splice 40 respectively, make and adjust locking clamp splice 40 and two location dog interact, fixed more stable to the centre gripping of part, avoid skidding.

In yet another embodiment, as shown in fig. 7, the present invention further includes a plurality of rubber anti-slip pad pads 62, and each rubber anti-slip pad 62 is respectively disposed on the end surfaces of the first positioning block 20, the second positioning block 30, and the adjusting and locking block 40 facing the vertical through hole 11. By utilizing the elastic property of rubber, the rubber anti-slip clamp pad 62 clamps the part, and the stability is better.

The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. The utility model provides a drilling positioning fixture, its characterized in that, includes drilling locating plate, first locating stop, second locating stop, regulation locking clamp splice, locking device, the middle part of drilling locating plate is equipped with vertical through-hole, follow on the roof face of drilling locating plate vertical through-hole circumference is equipped with first guide way, second guide way, third guide way, first guide way, second guide way, third guide way cross on the vertical axis of vertical through-hole, first locating stop, second locating stop, regulation locking clamp splice respectively with first guide way, second guide way, third guide way sliding connection, locking device installs the below of third guide way, regulation locking clamp splice pass through locking device with third guide way location locking.

2. The drill hole positioning jig of claim 1, wherein the included angle between any two of the first guide groove, the second guide groove, and the third guide groove is 120 degrees.

3. The drilling positioning fixture as claimed in claim 1, wherein the top plate surface of the drilling positioning plate is further provided with a plurality of concentric circle scale marks, and the center of the concentric circle scale marks corresponds to the vertical central axis of the vertical through hole.

4. The drilling positioning fixture as claimed in claim 1, wherein the top plate surface of the drilling positioning plate is further provided with a first radial scale mark, a second radial scale mark and a third radial scale mark, and the first radial scale mark, the second radial scale mark and the third radial scale mark are respectively located on the side edges of the first guide groove, the second guide groove and the third guide groove.

5. The drilling positioning fixture as claimed in claim 1, wherein the first positioning stop and the second positioning stop are respectively provided with a first locking knob and a second locking knob, and the first positioning baffle and the second positioning baffle are respectively locked with the first guide groove and the second guide groove by the first locking knob and the second locking knob.

6. The positioning fixture for drilling according to claim 1, wherein the first positioning stop block, the second positioning stop block and the adjusting and locking clamping block are respectively provided with anti-slip stripes, and each anti-slip stripe is respectively arranged on the end surfaces of the first positioning stop block, the second positioning stop block and the adjusting and locking clamping block facing to one side of the vertical through hole.

7. The drilling positioning fixture of claim 1, further comprising a plurality of rubber anti-slip clamping pads, wherein each rubber anti-slip clamping pad is respectively arranged on the end faces of the first positioning stop block, the second positioning stop block and the adjusting and locking clamping block facing one side of the vertical through hole.

8. The drilling positioning fixture as claimed in any one of claims 1 to 7, wherein the locking device comprises a screw rod and a rotating handle, the drilling positioning plate is provided with a locking mounting hole below the third guide groove and communicated with the lower part of the third guide groove, two ends of the screw rod are respectively connected with two ends of the locking mounting hole in a rotating manner, the bottom surface of the adjusting locking clamping block is provided with a driving thread, the outer surface of the screw rod is provided with a rotating thread, and the rotating thread is in matched meshed connection with the driving thread; the both ends of screw rod include inner, outer end, twist grip with the outer end of screw rod with be connected.

9. The drilling positioning fixture of claim 8, further comprising a first bearing and a second bearing, wherein the first bearing and the second bearing are respectively mounted at two ends of the locking mounting hole, and two ends of the screw rod are respectively rotatably connected with two ends of the locking mounting hole through the first bearing and the second bearing.

10. The drill positioning jig of claim 8, wherein the rotary handle comprises a connecting rod and a handle, one end of the connecting rod is connected with the outer end of the screw, and the other end of the connecting rod is connected with the handle.