CN210877717U - Simple and convenient easy location drilling fixture structure of formula - Google Patents
Simple and convenient easy location drilling fixture structure of formula Download PDFInfo
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- CN210877717U CN210877717U CN201921972859.3U CN201921972859U CN210877717U CN 210877717 U CN210877717 U CN 210877717U CN 201921972859 U CN201921972859 U CN 201921972859U CN 210877717 U CN210877717 U CN 210877717U
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Abstract
The utility model discloses a simple and convenient type drilling fixture structure easy to position, which comprises a clamping seat, wherein at least two limiting grooves which are parallel to each other are arranged on the clamping seat, and each limiting groove corresponds to a position needing drilling; a fixed baffle is arranged at the position adjacent to the tail end of the limiting groove; two movable locking mechanisms with mutually vertical locking directions are also arranged on the clamping seat; and the device also comprises at least one movable baffle plate which can be arranged in the limit groove. The utility model discloses a set up on the cassette and treat drilling position assorted spacing groove with each, as long as insert the baffle in the spacing groove that corresponds, two vertically movable locking mechanism of relocking can make the drill bit aim at treating drilling position on the work piece. When one hole is drilled and the next hole is drilled, the baffle plate is inserted into the next corresponding limiting groove, and then the workpiece is locked through the movable locking mechanism, so that the drill bit can be aligned to the next position to be drilled on the workpiece, the alignment operation is convenient and rapid, and the alignment precision is high.
Description
Technical Field
The utility model relates to a machining equipment technical field, concretely relates to mainly used carries out counterpoint chucking device of drilling to metal work piece.
Background
Many workpieces, particularly metal workpieces, are subjected to machining operations, such as drilling, prior to actual use. The drilling is a processing project which is seemingly simple and is not easy to operate in practice, and particularly when two or more holes need to be drilled on a workpiece, how to realize accurate alignment is a key problem of whether the holes can be drilled well. Conventionally, a workpiece is first mounted on a fixture, and after one hole is drilled, a drill bit is moved to drill the next hole. The disadvantage of this method is that it is difficult to realize accurate alignment, and the realization of accurate alignment requires a high-precision drilling machine, and the high-precision drilling machine has a complex structure and a high price, and is hard to bear by many enterprises. Another common alignment method is to drill a hole, move the fixture to align with the next hole to be drilled, and then fix the fixture. Although the method can realize accurate alignment on a common drilling machine, the operation process is complicated and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple and convenient formula easily fixes a position drilling fixture structure that simple structure, reasonable in design, counterpoint convenient operation, drilling efficiency are high, the precision is high.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a simple and convenient formula is easy location drilling fixture structure, uses its characterized in that through installing on the drilling machine with the drilling machine cooperation: the drilling tool comprises a clamping seat, wherein at least two parallel limiting grooves are arranged on the clamping seat, and each limiting groove corresponds to a position needing drilling; a fixed baffle is arranged at the position adjacent to the tail end of the limiting groove; two movable locking mechanisms with mutually vertical locking directions, namely a first movable locking mechanism and a second movable locking mechanism, are also arranged on the clamping seat, wherein the locking direction of the first movable locking mechanism is parallel to the fixed baffle, and the locking direction of the second movable locking mechanism is vertical to the fixed baffle; the movable baffle plate is opposite to the first movable locking mechanism, and the workpiece is locked by the mutual matching of the first movable locking mechanism, the second locking mechanism, the fixed baffle plate and the movable baffle plate inserted into the limiting groove, so that the position to be drilled is aligned with the drill bit up and down.
Furthermore, a drilling template is welded on the side wall of the fixed baffle plate, the drilling template is opposite to the second movable locking mechanism, the drilling template is suspended above the workpiece after the workpiece is locked, and a chip removal gap for discharging drilling chips is formed between the drilling template and the workpiece.
Furthermore, a replaceable drill bushing is arranged on the drilling template and aligned to the position to be drilled of the workpiece, the replaceable drill bushing is fixed on the drilling template through screws, and the replaceable drill bushing and the drilling template are matched in an H7/r6 mode so that abrasion to the drilling template is avoided. The replaceable drill bushing is used for determining the position of a hole in a workpiece to be machined, guiding a drill bit and preventing deviation in the machining process.
Preferably, the height of the chip removal gap is 0.33-1 times of the diameter of the drilled hole, and the chip removal gap is set to be the height value, so that chips can be discharged timely and smoothly, and the effect that the drilled hole template cannot be used as the template due to the fact that the drilled hole template is far away from the workpiece is avoided. The height of the replaceable drill bushing is 1-2.5 times of the diameter of the drill hole.
Furthermore, the first movable locking mechanism comprises a longitudinal screw rod, a longitudinal crank handle and a longitudinal movable block, the longitudinal screw rod is horizontally arranged on the clamping seat through a fixed support, the front end of the longitudinal screw rod is fixed with the longitudinal movable block, the tail end of the longitudinal screw rod is fixed with the longitudinal crank handle, the longitudinal movable block presses the rear end face of the workpiece, and the front end face of the workpiece is pressed by the movable baffle. And the longitudinal crank handle is shaken by hand to enable the longitudinal screw rod to rotate to drive the longitudinal movable block to tightly press the rear end of the workpiece under the matching of the movable baffle.
Furthermore, the second movable locking mechanism comprises a transverse screw rod, a transverse crank handle and a transverse movable block, the transverse screw rod is horizontally arranged on the clamping seat through a fixed support, the front end of the transverse screw rod is fixed with the transverse movable block, the tail end of the transverse screw rod is fixed with the transverse crank handle, and the transverse movable block presses the side face of the workpiece. And the transverse crank handle is shaken by hand to enable the transverse screw to rotate to drive the transverse movable block to compress the side surface of the workpiece under the matching of the fixed baffle.
Furthermore, the movable baffle is of a detachable structure, a handle is arranged on the movable baffle, switching of the movable baffle among different limiting grooves is achieved by lifting or inserting the movable baffle, the switching mode is very convenient to operate, and special technical requirements are not needed.
Furthermore, two ends of the clamping seat are respectively provided with an assembling groove used for being assembled and fixed with the drilling machine.
Preferably, the limiting groove comprises a first limiting groove and a second limiting groove, and the distance between the first limiting groove and the second limiting groove is equal to the distance between two holes to be drilled on the workpiece; when the workpiece is blocked by the movable baffle inserted into the first limiting groove, a first hole to be drilled is aligned with the drill bit; when the workpiece is blocked by the movable baffle inserted into the second limiting groove, the second hole to be drilled is aligned with the drill bit.
During drilling operation, the position of a movable baffle to be placed in a limiting groove is determined according to the position of a hole to be drilled, for example, when the hole close to the front end is to be drilled, the movable baffle is inserted into the first limiting groove, the position close to the front end to be drilled is aligned with a drill bit, and then the workpiece is locked through the first movable locking mechanism and the second movable locking mechanism. When a hole close to the rear end needs to be drilled, the movable baffle is inserted into the second limiting groove, the position close to the rear end to be drilled is aligned with the drill bit, and the workpiece is locked.
The utility model discloses a set up on the cassette and treat drilling position assorted spacing groove with each, as long as insert the baffle in the spacing groove that corresponds, two vertically movable locking mechanism of relocking can make the drill bit aim at treating drilling position on the work piece. When a hole is drilled and a next hole is drilled, the baffle plate is inserted into the next corresponding limiting groove, the workpiece is locked through the movable locking mechanism, the drill bit can be aligned to the next position to be drilled on the workpiece, and therefore the drill bit does not need to move all the time, high-precision drilling can be achieved even on an ordinary drilling machine.
Drawings
FIG. 1 is a three-dimensional structure of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the structure of the present invention;
fig. 4 is a schematic sectional view of part a of fig. 2.
In the figure, 1 is a clamping seat, 11 is a first limiting groove, 12 is a second limiting groove, 13 is a fixed baffle, 14 is an assembly groove, 21 is a longitudinal screw rod, 22 is a longitudinal crank, 23 is a longitudinal movable block, 24 is a fixed support, 31 is a transverse screw rod, 32 is a transverse crank, 33 is a transverse movable block, 34 is a fixed support, 4 is a movable baffle, 41 is a handle, 5 is a drill bit, 6 is a drilling template, 7 is a replaceable drill bushing, 71 is a screw, 8 is a workpiece, 81 is a hole, and 9 is a chip removal gap.
Detailed Description
In this embodiment, referring to fig. 1, fig. 2, fig. 3 and fig. 4, the simple and convenient easy-to-position drilling fixture structure is used by being installed on a drilling machine and used in cooperation with the drilling machine, and includes a clamping seat 1, at least two parallel first limiting grooves 11 and second limiting grooves 12 are arranged on the clamping seat 1, each limiting groove corresponds to a position to be drilled, in this embodiment, two holes 81 are drilled in front of and behind each other; a fixed baffle 13 is arranged at the position adjacent to the tail end of the limiting groove; two movable locking mechanisms with mutually vertical locking directions, namely a first movable locking mechanism and a second movable locking mechanism, are further arranged on the clamping seat 1, wherein the locking direction of the first movable locking mechanism is parallel to the fixed baffle 13, and the locking direction of the second movable locking mechanism is vertical to the fixed baffle 13; the drilling machine further comprises at least one movable baffle 4 capable of being installed in the limiting groove, the movable baffle 4 is opposite to the first movable locking mechanism, and the workpiece 8 is locked through the mutual matching of the first movable locking mechanism, the second locking mechanism and the fixed baffle and the movable baffle 4 inserted into the limiting groove, so that the position to be drilled is vertically aligned with the drill bit 5.
The drilling template 6 is welded on the side wall of the fixed baffle 13, the drilling template 6 is opposite to the second movable locking mechanism, the drilling template 6 is suspended above the workpiece 8 after the workpiece 8 is locked, and a chip removal gap 9 for discharging drilling chips is arranged between the drilling template 6 and the workpiece 8.
A replaceable drill bushing 7 is arranged on the drilling template 6 at a position aligned with a workpiece 8 to be drilled, the replaceable drill bushing 7 is fixed on the drilling template 6 through screws 71, and H7/r6 is matched between the replaceable drill bushing 7 and the drilling template 6 so as to avoid abrasion to the drilling template 6. The function of the interchangeable drill bushing 7 is to position the hole 81 in the workpiece 8 to be machined, guide the drill bit 5 and prevent shifting during machining.
The height of the chip evacuation gap 9 is 0.33-1 times (e.g., 0.5 times) the diameter of the drilled hole, and the chip evacuation gap 9 is set to such a height that the chips can be discharged smoothly in time and the drilled hole template 6 is not too far away from the workpiece 8 to cause the template effect. The height of the replaceable drill bushing 7 is 1-2.5 times (e.g. 2 times) the diameter of the drilled hole.
The first movable locking mechanism comprises a longitudinal screw 21, a longitudinal hand crank 22 and a longitudinal movable block 23, the longitudinal screw 21 is horizontally arranged on the clamping seat 1 through a fixed support 24, the front end of the longitudinal screw is fixed with the longitudinal movable block 23, the tail end of the longitudinal screw is fixed with the longitudinal hand crank 22, the longitudinal movable block 23 presses the rear end face of the workpiece 8, and the front end face of the workpiece 8 is pressed by the movable baffle 4. The longitudinal hand crank 22 is shaken by hand to enable the longitudinal screw 21 to rotate to drive the longitudinal movable block 23 to press the rear end of the workpiece 8 under the matching of the movable baffle 4.
The second movable locking mechanism comprises a transverse screw 31, a transverse crank 32 and a transverse movable block 33, the transverse screw 32 is horizontally arranged on the clamping seat 1 through a fixed support 34, the front end of the transverse screw is fixed with the transverse movable block 33, the tail end of the transverse screw is fixed with the transverse crank 32, and the transverse movable block 33 presses the side face of the workpiece 8. The transverse crank 32 is shaken by hand, so that the transverse screw 31 rotates to drive the transverse movable block 33 to press the side surface of the workpiece 8 under the matching of the fixed baffle 4.
The movable baffle 4 is of a detachable structure, a handle 41 is arranged on the movable baffle 4, switching of the movable baffle 4 among different limiting grooves is achieved by lifting or inserting the movable baffle, the switching mode is very convenient to operate, and special technical requirements are not needed.
And two ends of the clamping seat 1 are respectively provided with an assembling groove 14 for assembling and fixing with a drilling machine.
The distance between the first limiting groove 11 and the second limiting groove 12 is equal to the distance between two holes 81 to be drilled in the workpiece 8; when the workpiece 8 is blocked by the movable baffle 4 inserted into the first limiting groove 11, the first hole 81 to be drilled is aligned with the drill bit 5; when the workpiece 8 is stopped by the movable fence 4 inserted into the second stopper groove 12, the second hole 81 to be drilled is aligned with the drill 5.
During drilling operation, a limiting groove in which the movable baffle 4 is to be placed is determined according to the position of a hole 81 to be drilled, for example, when the hole 81 close to the front end is to be drilled, the movable baffle 4 is inserted into the first limiting groove 11, the position close to the front end to be drilled is aligned with the drill bit 5, and then the workpiece 8 is locked through the first movable locking mechanism and the second movable locking mechanism. When a hole 81 close to the rear end is to be drilled, the movable baffle 4 is inserted into the second limiting groove, the position to be drilled close to the rear end is aligned with the drill bit 5, and the workpiece 8 is locked.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (9)
1. The utility model provides a simple and convenient formula is easy location drilling fixture structure, uses its characterized in that through installing on the drilling machine with the drilling machine cooperation: the drilling tool comprises a clamping seat, wherein at least two parallel limiting grooves are arranged on the clamping seat, and each limiting groove corresponds to a position needing drilling; a fixed baffle is arranged at the position adjacent to the tail end of the limiting groove; two movable locking mechanisms with mutually vertical locking directions, namely a first movable locking mechanism and a second movable locking mechanism, are also arranged on the clamping seat, wherein the locking direction of the first movable locking mechanism is parallel to the fixed baffle, and the locking direction of the second movable locking mechanism is vertical to the fixed baffle; the movable baffle plate is opposite to the first movable locking mechanism, and the workpiece is locked by the mutual matching of the first movable locking mechanism, the second locking mechanism, the fixed baffle plate and the movable baffle plate inserted into the limiting groove, so that the position to be drilled is aligned with the drill bit up and down.
2. The simple easy-to-position drilling fixture structure according to claim 1, characterized in that: the side wall of the fixed baffle is welded with the drilling template, the drilling template is opposite to the second movable locking mechanism, the drilling template is suspended above the workpiece after the workpiece is locked, and a chip removal gap for discharging drilling chips is formed between the drilling template and the workpiece.
3. The simple easy-to-position drilling fixture structure according to claim 2, characterized in that: and a replaceable drill bushing is arranged on the drilling template at a position aligned with a workpiece to be drilled, the replaceable drill bushing is fixed on the drilling template through screws, and the replaceable drill bushing is matched with the drilling template in a way of H7/r 6.
4. The simple easy-to-position drilling fixture structure according to claim 3, characterized in that: the height of the chip removal clearance is 0.33-1 times of the diameter of the drill hole, and the height of the replaceable drill bushing is 1-2.5 times of the diameter of the drill hole.
5. The simple easy-to-position drilling fixture structure according to claim 1, characterized in that: the first movable locking mechanism comprises a longitudinal screw, a longitudinal crank handle and a longitudinal movable block, the longitudinal screw is horizontally arranged on the clamping seat through a fixed support, the front end of the longitudinal screw is fixed with the longitudinal movable block, the tail end of the longitudinal screw is fixed with the longitudinal crank handle, the longitudinal movable block presses the rear end face of the workpiece, and the front end face of the workpiece is pressed by the movable baffle.
6. The simple easy-to-position drilling fixture structure according to claim 1, characterized in that: the second movable locking mechanism comprises a transverse screw, a transverse crank handle and a transverse movable block, the transverse screw is horizontally arranged on the clamping seat through a fixed support, the front end of the transverse screw is fixed with the transverse movable block, the tail end of the transverse screw is fixed with the transverse crank handle, and the transverse movable block presses the side face of the workpiece.
7. The simple easy-to-position drilling fixture structure according to claim 1, characterized in that: the movable baffle is of a detachable structure, a handle is arranged on the movable baffle, and the movable baffle can be switched among different limiting grooves by lifting or inserting.
8. The simple easy-to-position drilling fixture structure according to claim 7, characterized in that: and two ends of the clamping seat are respectively provided with an assembling groove for assembling and fixing with a drilling machine.
9. The simple easy-to-position drilling fixture structure according to claim 1, characterized in that: the limiting groove comprises a first limiting groove and a second limiting groove, and the distance between the first limiting groove and the second limiting groove is equal to the distance between two holes to be drilled on the workpiece; when the workpiece is blocked by the movable baffle inserted into the first limiting groove, a first hole to be drilled is aligned with the drill bit; when the workpiece is blocked by the movable baffle inserted into the second limiting groove, the second hole to be drilled is aligned with the drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921972859.3U CN210877717U (en) | 2019-11-15 | 2019-11-15 | Simple and convenient easy location drilling fixture structure of formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921972859.3U CN210877717U (en) | 2019-11-15 | 2019-11-15 | Simple and convenient easy location drilling fixture structure of formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210877717U true CN210877717U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921972859.3U Active CN210877717U (en) | 2019-11-15 | 2019-11-15 | Simple and convenient easy location drilling fixture structure of formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210877717U (en) |
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2019
- 2019-11-15 CN CN201921972859.3U patent/CN210877717U/en active Active
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