CN216829797U - Workpiece clamping device of numerical control milling machine - Google Patents
Workpiece clamping device of numerical control milling machine Download PDFInfo
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- CN216829797U CN216829797U CN202220651051.0U CN202220651051U CN216829797U CN 216829797 U CN216829797 U CN 216829797U CN 202220651051 U CN202220651051 U CN 202220651051U CN 216829797 U CN216829797 U CN 216829797U
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- clamping device
- sliding
- milling machine
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- 238000003801 milling Methods 0.000 title claims description 24
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model belongs to the technical field of numerically controlled fraise machine, especially, a numerically controlled fraise machine work piece clamping device, to prior art, numerically controlled fraise machine's work piece clamping device appears becoming flexible easily, and is not convenient for carry out angle modulation usually, causes the inconvenient problem of processing, now proposes following scheme, and it includes workstation and base, the spout has all been seted up to the top both sides of workstation, and slidable mounting has the slide in the spout, and the top fixed mounting of slide has the mounting panel, and the equal fixed mounting in one side that two mounting panels are close to each other has the grip block, and one side of workstation has seted up the round hole, and two-way screw rod is installed to the round hole internal rotation, threaded hole has been seted up to one side of slide, and two-way screw rod threaded connection is in two threaded holes. The utility model discloses a screw thread transmission realizes the removal in opposite directions of grip block, realizes the clamp to the work piece to promote through the slide bar and press from both sides tight stability, prevent not hard up, and be convenient for carry out angle modulation to it, in order to satisfy the processing of different angles.
Description
Technical Field
The utility model relates to a numerically controlled fraise machine technical field especially relates to a numerically controlled fraise machine work piece clamping device.
Background
The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technology of the two is basically the same, the structure is similar, the numerical control milling machine is divided into two categories of a tool magazine-free type and a tool magazine-equipped type, wherein the numerical control milling machine with the tool magazine is also called as a processing center, and when a workpiece is processed on the numerical control milling machine, the workpiece needs to be fixed.
In the prior art, a workpiece clamping device of a numerical control milling machine is easy to loosen, and is not convenient for angle adjustment, when the workpiece is required to be machined on a workpiece inclined plane, the workpiece is difficult to clamp, the machining is inconvenient, and the loosening phenomenon is easy to occur in the machining process, so that the workpiece clamping device of the numerical control milling machine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art, numerical control milling machine's work piece clamping device appears becoming flexible easily, and is not convenient for carry out angle modulation usually, causes the inconvenient shortcoming of processing, and the numerical control milling machine work piece clamping device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a workpiece clamping device of a numerical control milling machine comprises a workbench and a base, wherein two sides of the top of the workbench are respectively provided with a sliding groove, the sliding groove is internally and slidably provided with a sliding plate, the top of the sliding plate is fixedly provided with a mounting plate, one side of the two mounting plates, which are close to each other, is respectively and fixedly provided with a clamping plate, one side of the workbench is provided with a round hole, a two-way screw rod is rotatably arranged in the round hole, one side of the sliding plate is provided with a threaded hole, the two-way screw rod is in threaded connection in the two threaded holes, the right end of the two-way screw rod is fixedly connected with a rotating plate, two sides of the top of the base are respectively and fixedly provided with a fixed plate and a fixed frame, a transverse plate is slidably arranged in the fixed frame, the top of the transverse plate is rotatably connected with a connecting plate through a hinge, the tops of the connecting plate and the fixed plate are rotatably connected with the bottom of the workbench, and the same screw rod is rotatably arranged on the inner wall of the top and the inner wall of the fixed frame, the transverse plate is sleeved outside the screw rod in a threaded manner.
Preferably, two slide holes have been seted up to one side of commentaries on classics board, and slidable mounting has the slide bar in the slide hole, two constant head tanks have been seted up on the right side of workstation, and two slide bars activity joint respectively are in the constant head tank that corresponds, and the same handle of right-hand member fixedly connected with of two slide bars.
Preferably, a worm wheel is fixedly mounted on the screw rod, a mounting hole is formed in the right side of the fixing frame, a worm is rotatably mounted in the mounting hole, the worm is meshed with the worm wheel, and a knob is fixedly connected to the right end of the worm.
Preferably, the same vertical rod is fixedly connected to the top inner wall and the bottom inner wall of the fixing frame, and the transverse plate is slidably sleeved on the outer side of the vertical rod.
Preferably, the equal fixed mounting in one side that two slide bars are close to each other has the pin, the right side fixedly connected with pressure spring of pin, two recesses have been seted up in the left side of commentaries on classics board, and the right-hand member of two pressure springs is fixed connection respectively on the right side inner wall of the recess that corresponds.
Preferably, the same fixed rod is fixedly connected to the inner walls of the two sides of the sliding groove, and the two sliding plates are respectively sleeved on the outer sides of the corresponding fixed rods in a sliding manner.
Preferably, the outer side of the bidirectional screw is provided with two external threads with opposite rotation directions.
Preferably, the left end of the bidirectional screw is fixedly connected with a limiting disc, and the limiting disc is movably abutted to the left side of the workbench.
In the utility model, a numerically controlled fraise machine work piece clamping device, through placing the work piece between two grip blocks at workstation top, then stimulate the handle right and make two slide bars roll-off locating bar grooves, then rotate the handle, and drive the two-way screw rod to rotate through the cooperation of slide bar and commentaries on classics board, the two-way screw rod is through the one side motion that two slides are close to each other with the screw drive of two slides, two slides drive two grip blocks to one side motion that is close to each other through corresponding mounting panel respectively, thereby carry out centre gripping fixed to the work piece, then loosen the handle, make two slide bars reset under the spring action of pressure spring and move left, and block into corresponding locating groove, fix the two-way screw rod, thereby guarantee to the tight fixed stability of clamp of work piece;
in the utility model, the workpiece clamping device of the numerical control milling machine drives the worm to rotate through the rotary knob, the worm drives the lead screw to rotate at a slow speed through meshing with the worm wheel, the lead screw drives the lead screw to do lifting motion through the thread transmission with the transverse plate, and the transverse plate drives the workbench to rotate around the hinge point with the fixed plate through the connecting plate, so that the angle of the workbench can be adjusted;
the utility model has the advantages of reasonable design, realize the clamp of grip block through the move in opposite directions of screw drive, realize pressing from both sides tight to the work piece to promote through the slide bar and press from both sides tight stability, prevent not hard up, and be convenient for carry out angle modulation to it, with the processing that satisfies different angles, the reliability is high.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a workpiece clamping device of a numerically controlled milling machine according to the present invention;
fig. 2 is a schematic sectional structural view of a workpiece clamping device of a numerically controlled milling machine according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a partially enlarged view of a portion B in fig. 2.
In the figure: 1. a work table; 2. a base; 3. a clamping plate; 4. mounting a plate; 5. a handle; 6. a knob; 7. a slide bar; 8. rotating the plate; 9. a fixing plate; 10. a fixing frame; 11. a bidirectional screw; 12. a screw rod; 13. a worm gear; 14. a worm; 15. a chute; 16. a slide plate; 17. a connecting plate; 18. a transverse plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-4, a workpiece clamping device of a numerically controlled milling machine comprises a workbench 1 and a base 2, wherein sliding grooves 15 are formed in two sides of the top of the workbench 1, sliding plates 16 are slidably mounted in the sliding grooves 15, mounting plates 4 are fixedly mounted on the top of the sliding plates 16, clamping plates 3 are fixedly mounted on the mutually adjacent sides of the two mounting plates 4, a round hole is formed in one side of the workbench 1, a two-way screw 11 is rotatably mounted in the round hole, a threaded hole is formed in one side of each sliding plate 16, the two-way screw 11 is in threaded connection in the two threaded holes, a rotating plate 8 is fixedly connected to the right end of each two-way screw 11, a fixed plate 9 and a fixed frame 10 are respectively and fixedly mounted on two sides of the top of the base 2, a transverse plate 18 is slidably mounted in the fixed frame 10, the top of the transverse plate 18 is rotatably connected with a connecting plate 17 through a hinge, and the tops of the connecting plate 17 and the fixed plate 9 are rotatably connected to the bottom of the workbench 1 through a hinge, the same screw rod 12 is rotatably installed on the top inner wall and the bottom inner wall of the fixing frame 10, and the transverse plate 18 is sleeved on the outer side of the screw rod 12 in a threaded manner.
In this embodiment, two slide holes have been seted up to one side of commentaries on classics board 8, and slidable mounting has slide bar 7 in the slide hole, and two constant head tanks have been seted up on the right side of workstation 1, and two slide bars 7 activity joint respectively are in the constant head tank that corresponds, and the same handle 5 of right-hand member fixedly connected with of two slide bars 7 is fixed a position commentaries on classics board 8.
In this embodiment, a worm wheel 13 is fixedly mounted on the screw rod 12, a mounting hole is formed in the right side of the fixing frame 10, a worm 14 is rotatably mounted in the mounting hole, the worm 14 is meshed with the worm wheel 13, and a knob 6 is fixedly connected to the right end of the worm 14, so that the rotation of the screw rod 12 can be controlled conveniently.
In this embodiment, the same montant of fixedly connected with on the top inner wall of fixed frame 10 and the bottom inner wall, diaphragm 18 slides and cup joints in the outside of montant, leads diaphragm 18.
In this embodiment, the equal fixed mounting in one side that two slide bars 7 are close to each other has the pin, and two recesses have been seted up to the right side fixedly connected with pressure spring of pin, the left side of commentaries on classics board 8, and the right-hand member of two pressure springs is fixed connection respectively on the right side inner wall of the recess that corresponds, resets slide bar 7.
In this embodiment, the same fixed rod is fixedly connected to the inner walls of the two sides of the sliding groove 15, and the two sliding plates 16 are respectively slidably sleeved on the outer sides of the corresponding fixed rods to guide the sliding plates 16.
In this embodiment, two external threads with opposite rotation directions are disposed on the outer side of the bidirectional screw 11, so as to control the two sliding plates 16 to move in opposite directions for clamping operation.
In the embodiment, when the clamping device is used, a workpiece is placed between two clamping plates 3 at the top of a workbench 1, then a handle 5 is pulled rightwards to enable two sliding rods 7 to slide out of positioning rod grooves, then the handle 5 is rotated, and a bidirectional screw 11 is driven to rotate through the matching of the sliding rods 7 and a rotating plate 8, the bidirectional screw 11 drives the two sliding plates 16 to move towards one sides close to each other through threads of the two sliding plates 16, the two sliding plates 16 respectively drive the two clamping plates 3 to move towards one sides close to each other through corresponding mounting plates 4 to clamp and fix the workpiece, then the handle 5 is loosened to enable the two sliding rods 7 to reset under the elastic force of a pressure spring to move leftwards and be clamped into the corresponding positioning grooves to fix the bidirectional screw 11, so that the clamping and fixing stability of the workpiece is ensured, and then a worm 14 is driven to rotate through the rotating knob 6, the worm 14 drives the screw rod 12 to rotate slowly through meshing with the worm wheel 13, the screw rod 12 drives the screw rod to do lifting motion through thread transmission with the transverse plate 18, and the transverse plate 18 drives the workbench 1 to rotate around a hinged point with the fixing plate 9 through the connecting plate 17, so that the angle of the workbench is adjusted.
Example two
On the basis of the first embodiment, the left end of the bidirectional screw 11 is fixedly connected with a limiting disc, the limiting disc is movably abutted against the left side of the workbench 1 to limit the transverse movement of the bidirectional screw 11, and the transmission stability of the bidirectional screw is ensured.
Claims (8)
1. The workpiece clamping device of the numerical control milling machine comprises a workbench (1) and a base (2), and is characterized in that sliding grooves (15) are formed in two sides of the top of the workbench (1), sliding plates (16) are arranged in the sliding grooves (15), mounting plates (4) are fixedly mounted at the top of the sliding plates (16), clamping plates (3) are fixedly mounted on one sides, close to each other, of the two mounting plates (4), round holes are formed in one sides of the workbench (1), two-way screw rods (11) are rotatably mounted in the round holes, threaded holes are formed in one sides of the sliding plates (16), the two-way screw rods (11) are in threaded connection in the two threaded holes, rotating plates (8) are fixedly connected to the right ends of the two-way screw rods (11), fixing plates (9) and fixing frames (10) are fixedly mounted on two sides of the top of the base (2) respectively, and transverse plates (18) are arranged in the fixing frames (10), the top of diaphragm (18) is connected with connecting plate (17) through the hinge rotation, and the top of connecting plate (17) and fixed plate (9) all rotates the bottom of connecting at workstation (1) through the hinge, rotate on the top inner wall of fixed frame (10) and the bottom inner wall and install same lead screw (12), diaphragm (18) screw thread cup joints the outside at lead screw (12).
2. The workpiece clamping device of the numerical control milling machine as claimed in claim 1, wherein one side of the rotating plate (8) is provided with two sliding holes, sliding rods (7) are slidably mounted in the sliding holes, the right side of the workbench (1) is provided with two positioning grooves, the two sliding rods (7) are movably clamped in the corresponding positioning grooves respectively, and the right ends of the two sliding rods (7) are fixedly connected with the same handle (5).
3. The workpiece clamping device of the numerical control milling machine as claimed in claim 1, wherein a worm wheel (13) is fixedly mounted on the screw rod (12), a mounting hole is formed in the right side of the fixing frame (10), a worm (14) is rotatably mounted in the mounting hole, the worm (14) is meshed with the worm wheel (13), and a knob (6) is fixedly connected to the right end of the worm (14).
4. A workpiece clamping device for a numerically controlled milling machine according to claim 1, characterized in that the top inner wall and the bottom inner wall of the fixed frame (10) are fixedly connected with a vertical rod, and the transverse plate (18) is slidably sleeved on the outer side of the vertical rod.
5. The workpiece clamping device of the numerical control milling machine as claimed in claim 1, characterized in that a stop lever is fixedly mounted on each side of the two slide bars (7) close to each other, a pressure spring is fixedly connected to the right side of the stop lever, two grooves are formed on the left side of the rotating plate (8), and the right ends of the two pressure springs are respectively and fixedly connected to the inner walls of the right sides of the corresponding grooves.
6. A workpiece clamping device for a numerically controlled milling machine according to claim 1, wherein the same fixing rod is fixedly connected to the inner walls of both sides of the sliding groove (15), and the two sliding plates (16) are respectively slidably sleeved on the outer sides of the corresponding fixing rods.
7. A workpiece clamping device for a numerically controlled milling machine according to claim 1, characterized in that the outside of the bidirectional screw (11) is provided with two external threads with opposite rotation directions.
8. The workpiece clamping device of the numerical control milling machine as claimed in claim 1, wherein a limiting disc is fixedly connected to the left end of the bidirectional screw (11), and the limiting disc is movably abutted against the left side of the workbench (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220651051.0U CN216829797U (en) | 2022-03-23 | 2022-03-23 | Workpiece clamping device of numerical control milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220651051.0U CN216829797U (en) | 2022-03-23 | 2022-03-23 | Workpiece clamping device of numerical control milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216829797U true CN216829797U (en) | 2022-06-28 |
Family
ID=82095817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220651051.0U Expired - Fee Related CN216829797U (en) | 2022-03-23 | 2022-03-23 | Workpiece clamping device of numerical control milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216829797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139136A (en) * | 2022-07-26 | 2022-10-04 | 李小鹏 | Automatic feeding and discharging device of numerical control lathe and numerical control milling machine |
-
2022
- 2022-03-23 CN CN202220651051.0U patent/CN216829797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139136A (en) * | 2022-07-26 | 2022-10-04 | 李小鹏 | Automatic feeding and discharging device of numerical control lathe and numerical control milling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |