CN219925278U - Positioning fixture and drilling machine tool - Google Patents
Positioning fixture and drilling machine tool Download PDFInfo
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- CN219925278U CN219925278U CN202321392449.8U CN202321392449U CN219925278U CN 219925278 U CN219925278 U CN 219925278U CN 202321392449 U CN202321392449 U CN 202321392449U CN 219925278 U CN219925278 U CN 219925278U
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- 238000005553 drilling Methods 0.000 title claims abstract description 32
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a positioning clamp and a drilling machine tool, and belongs to the technical field of steel plate spring machining; it comprises the following steps: the clamping assembly comprises two clamping pieces which are oppositely arranged, and one clamping piece is fixedly connected with the frame body; the guide assembly comprises a guide cylinder connected with the frame body and a guide column connected with the other clamping piece, the guide column is slidably inserted into the guide cylinder, and a guide groove for driving the guide column to rotate is formed in the outer wall of the guide cylinder; the driving piece is fixedly connected with the frame body, an output shaft capable of axially moving is arranged on the driving piece, and the output shaft sequentially passes through the frame body and the guide cylinder to be rotationally connected with the guide column. The utility model can drive the workpiece to be fed from one side of the long side in a short stroke, thereby improving the clamping efficiency.
Description
Technical Field
The utility model relates to the technical field of leaf spring machining, in particular to a positioning clamp and a drilling machine tool.
Background
The leaf spring is the most widely used elastic element in the automotive suspension, and is an elastic beam with similar equal strength formed by combining a plurality of alloy spring pieces with equal widths and unequal lengths. A typical leaf spring includes a plurality of leaves, the middle of which need to be perforated.
The utility model creation of publication number CN211218830U discloses a clamping device for drilling machine, and it is through setting up bottom plate, drilling machine body, first box body, first through-hole, first threaded rod, first rotatory handle, first thread bush, connecting block, second box body, second through-hole, second threaded rod, second rotatory handle, second thread bush, the cooperation of first grip block and second grip block is used, has solved current drilling machine and does not possess the problem of carrying out the centre gripping to the work piece.
To rectangular work piece, current anchor clamps and drilling machine are when carrying out drilling processing, and the work piece is usually held from the both sides on long limit, and after drilling is accomplished, it is comparatively troublesome to take out the work piece, and the work piece is taken out from vertical direction then receives the interference of drilling machine easily, and the length direction that takes out from the work piece then the stroke is longer, wastes time and energy.
Disclosure of Invention
In view of the foregoing, it is necessary to provide a positioning fixture and a drilling machine tool for solving the problem that the workpiece is difficult to take out after the use of the existing drilling machine.
In one aspect, the present utility model provides a positioning jig comprising:
the frame body is provided with a plurality of grooves,
the clamping assembly comprises two clamping pieces which are oppositely arranged, and one clamping piece is fixedly connected with the frame body;
the guide assembly comprises a guide cylinder connected with the frame body and a guide column connected with the other clamping piece, the guide column is inserted into the guide cylinder in a sliding manner, and a guide groove for driving the guide column to rotate is formed in the outer wall of the guide cylinder;
the driving piece, the driving piece with support body fixed connection, be equipped with the output shaft that can axial displacement on the driving piece, the output shaft passes through in proper order the support body with the guide cylinder with the guide post rotates to be connected.
In some embodiments, the guide post is provided with a guide part matched with the guide groove, the guide part is arranged along the radial direction of the guide post, and the guide part is inserted into the guide groove.
In some embodiments, the guide groove comprises a section of spiral groove body surrounding the guide cylinder, the guide part is inserted into the spiral groove body, and the guide post moving along the axial direction of the guide cylinder can drive the other clamping piece to rotate.
In some embodiments, the circumferential span of the helical groove relative to the guide cylinder is 90 ° to 270 °.
In some embodiments, the guide groove further comprises a section of straight groove body axially arranged along the guide cylinder, the straight groove body is communicated with the spiral groove body, and the straight groove body is connected with the frame body.
In some embodiments, the output shaft is connected to the guide post by a bearing, and the output shaft is axially clamped to the guide post.
In some embodiments, one side of the clamping member is provided with an elastic pad disposed on an opposite side of the two clamping members.
In another aspect, a drilling machine includes: positioning fixture, rig, drive arrangement and workstation, the rig is hung and is located the workstation top, two positioning fixture symmetry set up in the workstation both sides, drive arrangement with the driving piece is connected, drive arrangement can promote positioning fixture removal, the setting of holder relative workstation for press from both sides tightly or release the work piece.
In some embodiments, the drilling machine further comprises an in-feed conveyor and an out-feed conveyor disposed relative to the table, respectively, the out-feed conveyor having a conveying direction coincident with the direction of movement of the drive means.
In some embodiments, the worktable is provided with a limiting piece, and compared with the prior art, the feeding conveyor provided by the utility model has the following beneficial effects:
the utility model relates to a positioning fixture and a drilling machine tool, wherein a guide assembly is arranged in the positioning fixture, the guide assembly comprises a guide cylinder and a guide column, the guide cylinder and the guide column are coaxially arranged, opposite ends of the guide cylinder are mutually embedded, the guide column is slidably inserted into the guide cylinder, one end of the guide cylinder, which is far away from the guide column, is fixedly connected with a frame body, one clamping piece (A) of two clamping pieces which are oppositely arranged is directly and fixedly connected with the frame body, one end of the guide column, which is far away from the guide cylinder, is fixedly connected with the other clamping piece (B), and the guide column can drive the clamping pieces to move. The guide groove is formed in the outer wall of the guide cylinder and interacts with the guide column, so that the guide column is driven to drive the clamping piece (B) to rotate relative to the clamping piece (A), and further the clamping space formed by the two clamping pieces is opened and closed, so that workpieces can be conveniently output along one short stroke of the long side of the workpiece, and the clamping efficiency is greatly improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic view of an exploded construction of a positioning fixture according to the present utility model;
FIG. 2 is a schematic view of the structure of the guide cylinder of the present utility model;
FIG. 3 is a schematic view of the positioning fixture in the released position of the present utility model;
FIG. 4 is a schematic view of the positioning fixture in the clamping position according to the present utility model;
fig. 5 is a schematic view of the structure of the drilling machine of the present utility model.
In the figure, a frame 100, a clamping assembly 200, a clamping member 210, a guide assembly 300, a guide cylinder 310, a guide groove 311, a spiral groove 311a, a straight groove 311b, a guide column 320, a guide portion 321, a driving member 400, an output shaft 410, a drilling machine 500, a drilling machine 510, a driving device 520, a table 530, a limiting member 531, a feed conveyor 540, and a discharge conveyor 550.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
A positioning fixture and a drilling machine 500 in this embodiment relate to the technical field of leaf spring processing, and the clamping piece 210 of the positioning fixture that passes through is improved for the clamping piece 210 of one side can rotate, thereby releases the centre gripping to the work piece, makes things convenient for the work piece to follow the short stroke unloading of one side on long limit, thereby improves clamping efficiency. The positioning fixture is arranged on the corresponding drilling machine tool 500, so that the workpiece can be ensured to be effectively positioned and fixed, and then the workpiece can be rapidly discharged, and the automation degree and the processing speed of the machine tool are improved.
Referring to fig. 1 to 5, a positioning fixture in the present embodiment includes:
the body of the rack 100 is provided with a plurality of support members,
the clamping assembly 200, the clamping assembly 200 comprises two clamping pieces 210 which are oppositely arranged, and one clamping piece 210 is fixedly connected with the frame body 100;
the guide assembly 300, the guide assembly 300 includes a guide cylinder 310 connected with the frame 100 and a guide column 320 connected with the other clamping piece 210, the guide column 320 is inserted into the guide cylinder 310, and a guide groove 311 for driving the guide column 320 to rotate is formed on the outer wall of the guide cylinder 310;
the driving piece 400, the driving piece 400 and the frame body 100 are fixedly connected, an output shaft 410 capable of axially moving is arranged on the driving piece 400, and the output shaft 410 is rotationally connected with the guide column 320 sequentially through the frame body 100 and the guide cylinder 310.
Referring to fig. 1, in the present embodiment, a frame body 100 is used as a base fixing member and is kept relatively fixed, and other components are kept connected and fixed thereto.
One clamping piece 210 (A) of the two opposite clamping pieces 210 is directly and fixedly connected with the frame body 100, and the other clamping piece 210 (B) moves relative to the clamping piece 210 (A), so that the clamping and loosening of the two clamping pieces 210 to a workpiece are realized, and the positioning and fixing of the workpiece are realized.
In some embodiments, the guide assembly 300 includes a guide cylinder 310 and a guide post 320, where the guide cylinder 310 and the guide post 320 are coaxially disposed and opposite ends are engaged with each other, the guide post 320 is slidably inserted into the guide cylinder 310, one end of the guide cylinder 310 away from the guide post 320 is fixedly connected with the frame body 100, one end of the guide post 320 away from the guide cylinder 310 is fixedly connected with another clamping member 210 (B), and the guide post 320 can drive the clamping member 210 to move. The guide groove 311 is formed in the outer wall of the guide cylinder 310, and the guide groove 311 interacts with the guide column 320, so that the guide column 320 is driven to drive the clamping piece 210 (B) to rotate relative to the clamping piece 210 (A), and further the clamping space formed by the two clamping pieces 210 is opened and closed, so that a workpiece can be conveniently output along one side of the long side of the workpiece in a short stroke manner, and the clamping efficiency is greatly improved.
In some embodiments, the driving member 400 is fixedly connected to a side of the frame 100 away from the clamping member 210 (a), an output shaft 410 capable of moving along the axial direction of the driving member 400 is provided on the driving member 400, the output shaft 410 sequentially passes through the frame 100 and the cavity inside the guide cylinder 310 to be rotationally connected with the guide post 320, the output shaft 410 can drive the guide post 320 to move axially, and the guide post 320 can also rotate around the output shaft 410. The driving member 400 is specifically a hydraulic cylinder, an air cylinder, or an electric push rod.
Referring to fig. 3 and 4, in use, the clamping member 210 (B) has a clamping position and a releasing position relative to the clamping member 210 (a), and in the clamping position, the front projections of the clamping member 210 (a) and the clamping member 210 (B) completely coincide. In the released position, the clip 210 (a) coincides with the orthographic projection of the clip 210 (B), and the lowest point of the clip 210 (B) is higher than the lowest point of the clip 210 (a), thereby realizing an open clip space.
When the device is switched from the releasing position to the clamping position, the driving member 400 controls the output shaft 410 to drive the guide post 320 to move relative to the frame 100, and the guide groove 311 drives the guide post 320 to rotate, so as to drive the clamping member 210 (B) to rotate until the clamping member 210 (B) reaches the clamping position, thereby completing the closing of the clamping space.
Referring to fig. 1 and 2, in some embodiments, a guiding portion 321 adapted to the guiding slot 311 is provided on the guiding post 320, the guiding portion 321 is preferably circular and is disposed along a radial direction of the guiding post 320, the guiding portion 321 is inserted into the guiding slot 311, and the guiding portion 321 is pulled by the guiding slot 311 to move along the guiding slot 311, so as to drive the whole guiding post 320 to rotate, thereby realizing rotation of the clamping member 210 (B) at two positions.
Referring to fig. 2, in some embodiments, the guide groove 311 includes a section of spiral groove 311a disposed around the guide cylinder 310, where the spiral groove 311a coincides with a spiral line disposed around the guide cylinder 310, and the spiral groove 311a is disposed around the guide cylinder 310 and has a certain stroke. The guide portion 321 is inserted into the spiral groove 311a, and when the output shaft 410 drives the guide post 320 to move, the guide portion 321 is guided by the spiral groove 311a and axially rotates while axially moving, thereby driving the holder 210 (B).
As a further embodiment, the circumferential span of the spiral groove 311a with respect to the guide cylinder 310 is not less than 90 ° and not more than 270 °, and the guide post 320 driven by the spiral groove 311a may be rotated by 90 ° to 270 °, and the clip 210 (B) may be rotated by 90 ° to 270 ° with respect to the clip 210 (a) as well. The clamping piece 210 (B) at the release position rotates 90-270 degrees relative to the clamping piece 210 (B) at the clamping position, so that a clamping space is opened, and the blanking output of the workpiece is facilitated.
With continued reference to fig. 2, the guide slot 311 further includes a section of flat slot body 311b disposed along the axial direction of the guide cylinder 310, where the flat slot body 311b is communicated with the spiral slot body 311a, and the flat slot body 311b is connected with the frame 100. The straight groove body 311B acts on the guide portion 321, and the guide portion 321 can drive the guide post 320 to move axially, so that in a certain stroke, the orthographic projections of the clamping piece 210 (B) and the clamping piece 210 (a) always keep coincident, and the clamping piece 210 (B) and the clamping piece 210 (a) can better clamp a workpiece.
In some embodiments, the output shaft 410 is connected to the guide post 320 through a bearing, specifically a thrust bearing, which is embedded in the guide post 320, and the output shaft 410 is connected to the thrust bearing, which can bear the axial force of the output shaft 410 acting on the thrust bearing. The guide post 320 is rotatable relative to the output shaft 410 by means of a thrust bearing.
What needs to be specifically stated is: an elastic pad (not shown) is disposed on one side of the clamping member 210, and the elastic pad is disposed on the opposite side of the two clamping members 210. The elastic backing plate is a rubber plate, a plastic plate or a copper plate, and can avoid rigid collision between the two clamping pieces 210 and the workpiece and prevent the workpiece from being damaged.
Referring to fig. 5, a drilling machine 500 includes: the positioning jigs, the drilling machine 510, the driving device 520 and the workbench 530, wherein the drilling machine 510 is suspended above the workbench 530, and the two positioning jigs are symmetrically arranged at two sides of the workbench 530. In the clamping position, the two clamping members 210 are disposed relative to the table 530. In the released position, the clamp 210 (B) is rotated 90 ° to 270 ° relative to the clamp 210 (a), within which range the clamp 210 (B) may stop at any angle. The clamping member 210 is disposed relative to the table 530, and the output shaft 410 can move the clamping member 210 (B) to clamp or release a workpiece.
In some embodiments, the driving device 520 is connected with the driving piece 400, the driving device 520 can push the positioning fixture to move, the driving device 520 comprises a sliding block, a guide rail and a driving unit, the sliding block is in sliding clamping connection with the guide rail, the driving unit is specifically a hydraulic cylinder, two ends of the hydraulic cylinder are respectively connected with the frame and the sliding block, and the hydraulic cylinder can drive the sliding block to move relative to the guide rail. The driving member 400 is fixedly connected with a sliding block, and the sliding block can drive the positioning clamp to move relative to the length direction of the guide rail.
The drilling machine 500 further comprises a feeding conveyor 540 and a discharging conveyor 550 which are respectively arranged relative to the workbench 530, the conveying direction of the discharging conveyor 550 is consistent with the moving direction of the driving device 520, a limiting piece 531 is arranged on the workbench 530, the limiting piece 531 is arranged relative to the feeding conveyor 540, and the limiting piece 531 can limit the position of a workpiece in the length direction. The feed conveyor 540 and the discharge conveyor 550 are belt conveyors, roller conveyors, plate chain conveyors, mesh belt conveyors, or chain conveyors.
The working flow is as follows: first, a workpiece to be processed is placed on the feed conveyor 540, the longitudinal direction of the workpiece is kept identical to the conveying direction of the feed conveyor 540, the workpiece is conveyed onto the table 530 by the feed conveyor 540, and the workpiece is inserted between the two clamps 210. The limiting piece 531 blocks the movement of the workpiece, so that the workpiece is located at a predetermined position in the length direction, and the drilling machine can drill a hole in the middle of the workpiece. The driving member 400 controls the output shaft 410 to move relative to the frame 100, and the output shaft 410 drives the clamping members 210 (B) to move from the release position to the clamping position, so that the two clamping members 210 clamp the workpiece, and after the drilling machine drills holes on the workpiece. The output shaft 410 moves away from the frame body 100, the output shaft 410 drives the clamping piece 210 (B) to move from the clamping position to the releasing position, the clamping piece 210 (B) rotates relative to the clamping piece 210 (A), the clamping space is released, the driving device 520 drives the driving piece 400 to move relative to the discharging conveyor 550, the clamping piece 210 (A) pushes the workpiece to be separated from the workbench 530 to the discharging conveyor 550, and the discharging conveyor 550 drives the workpiece to move, so that the workpiece is rapidly discharged.
While the utility model has been described with respect to the preferred embodiments, the scope of the utility model is not limited thereto, and any changes or substitutions that would be apparent to those skilled in the art are intended to be included within the scope of the utility model.
Claims (10)
1. A positioning fixture, comprising:
the frame body is provided with a plurality of grooves,
the clamping assembly comprises two clamping pieces which are oppositely arranged, and one clamping piece is fixedly connected with the frame body;
the guide assembly comprises a guide cylinder connected with the frame body and a guide column connected with the other clamping piece, the guide column is inserted into the guide cylinder in a sliding manner, and a guide groove for driving the guide column to rotate is formed in the outer wall of the guide cylinder;
the driving piece, the driving piece with support body fixed connection, be equipped with the output shaft that can axial displacement on the driving piece, the output shaft passes through in proper order the support body with the guide cylinder with the guide post rotates to be connected.
2. The positioning fixture according to claim 1, wherein the guide post is provided with a guide portion adapted to the guide groove, the guide portion is disposed along a radial direction of the guide post, and the guide portion is inserted into the guide groove.
3. A positioning fixture according to claim 2, wherein said guide groove comprises a section of spiral groove body disposed around said guide cylinder, said guide portion is inserted into said spiral groove body, and a guide post axially movable along said guide cylinder is capable of driving the other said holding member to rotate.
4. A positioning jig according to claim 3, wherein the circumferential span of the helical groove relative to the guide cylinder is from 90 ° to 270 °.
5. The positioning fixture of claim 4 wherein said guide slot further comprises a flat slot member disposed axially along said guide cylinder, said flat slot member being in communication with said spiral slot member, said flat slot member being connected to said frame.
6. The positioning fixture of claim 5 wherein said output shaft is coupled to said guide post by bearings, said output shaft being axially snap-fitted to said guide post.
7. A positioning fixture as recited in claim 1, wherein one side of said clamping members is provided with resilient pads disposed on opposite sides of two of said clamping members.
8. A drilling machine, comprising: a positioning jig, a drilling machine, a driving device and a workbench according to any one of claims 1-7, wherein the drilling machine is suspended above the workbench, the two positioning jigs are symmetrically arranged on two sides of the workbench, the driving device is connected with the driving piece, the driving device can push the positioning jigs to move, and the clamping piece is arranged relative to the workbench for clamping or releasing a workpiece.
9. A drilling machine according to claim 8, further comprising an infeed conveyor and an outfeed conveyor disposed relative to the table, respectively, the outfeed conveyor having a conveying direction coincident with the direction of movement of the drive means.
10. A drilling machine according to claim 9, wherein the table is provided with a stop member, the stop member being arranged relative to the feed conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392449.8U CN219925278U (en) | 2023-06-01 | 2023-06-01 | Positioning fixture and drilling machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392449.8U CN219925278U (en) | 2023-06-01 | 2023-06-01 | Positioning fixture and drilling machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN219925278U true CN219925278U (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321392449.8U Active CN219925278U (en) | 2023-06-01 | 2023-06-01 | Positioning fixture and drilling machine tool |
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| CN (1) | CN219925278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117506387A (en) * | 2023-11-29 | 2024-02-06 | 肇庆本田金属有限公司 | Mounting device for piston pin clamp spring |
-
2023
- 2023-06-01 CN CN202321392449.8U patent/CN219925278U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117506387A (en) * | 2023-11-29 | 2024-02-06 | 肇庆本田金属有限公司 | Mounting device for piston pin clamp spring |
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