CN222920074U - A clamping fixture for turning and milling machines - Google Patents
A clamping fixture for turning and milling machines Download PDFInfo
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- CN222920074U CN222920074U CN202421873975.0U CN202421873975U CN222920074U CN 222920074 U CN222920074 U CN 222920074U CN 202421873975 U CN202421873975 U CN 202421873975U CN 222920074 U CN222920074 U CN 222920074U
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Abstract
The utility model discloses a milling machine clamping tool, which relates to the technical field of workpiece clamping and comprises a base, wherein a circular groove is formed in the top of the base, a clamping assembly is arranged on one side, close to the circular groove, of the top of the base, the clamping assembly comprises a lifting block, a first rotating shaft is rotatably connected to the lifting block, a fixed rod is rotatably connected to the first rotating shaft, a fixed seat is arranged at the top of the base, a fourth rotating shaft is connected to the fixed seat, a connecting rod is connected to the fourth rotating shaft, a fifth rotating shaft is connected to the connecting rod, the fifth rotating shaft is rotatably connected to the fixed rod, a first arc plate is connected to one side of the top of the fixed rod, a second rotating shaft is rotatably connected to the first arc plate, a universal shaft is rotatably connected to one side of the second arc plate, and a pressing block is rotatably connected to the universal shaft.
Description
Technical Field
The utility model relates to the technical field of workpiece clamping, in particular to a milling machine clamping tool.
Background
The milling machine clamping tool is a device for fixing and clamping a workpiece on a milling machine, and can ensure that the workpiece is stable in position in the machining process, avoid displacement or rotation caused by cutting force and further ensure the machining precision and the quality of the surface of the workpiece. The fixture consists of a fixture body, clamping jaws or chucks, a driving mechanism, a positioning element, a connecting element and the like, and the components work cooperatively to adapt to workpieces with different sizes and shapes and meet different processing requirements. During design, workpiece characteristics, processing requirements, milling machine parameters and convenience and safety of operation are considered. Through the use of a proper clamping tool, the efficiency and the product quality of turning and milling can be effectively improved, and the labor intensity of workers is reduced.
The prior Chinese patent (bulletin number: CN 219362387U) proposes a clamping tool, which comprises a mounting rack erected on the surface of a conveying belt, wherein a hydraulic lifting rod is embedded on the surface of the mounting rack, lifting plates are fixedly arranged at the telescopic ends of the hydraulic lifting rods, connecting plates are fixedly arranged at the left side and the right side of the bottom end of each lifting plate, a positive tooth screw rod and a negative tooth screw rod are rotatably connected between the two connecting plates, and a left clamping rod and a right clamping rod are symmetrically and spirally connected on the surfaces of the positive tooth screw rods. This press from both sides tight frock utilizes left splint and right splint to carry out the centre gripping to the circuit breaker, drives the circuit breaker through hydraulic lifting rod shrink afterwards and risees, utilizes hydraulic push rod to drive the rack and removes, and rack and fluted disc meshing drive right axostylus axostyle and rotate, realize the purpose to the circuit breaker upset.
Above-mentioned technical scheme is in the upset in-process, and the upset radius is little, therefore has the advantage that upset efficiency is high, and after the upset, extend through hydraulic lifting rod, can stably place the circuit breaker on the conveyer belt surface, can not cause the circuit breaker surface to smash to hinder, guaranteed the product quality of circuit breaker, but the contact surface between clamping assembly and the work piece in the above-mentioned device is too big, influences the later stage and carries out cutting processing to the work piece, and can only process a work piece at every turn, and inefficiency carries out the centre gripping through the screw rod, the clamping dynamics is unstable inadequately, consequently we have proposed a milling machine clamping fixture.
Disclosure of utility model
The utility model aims to provide a milling machine clamping tool for solving the problems in the background technology.
In order to achieve the purpose, the milling machine clamping tool comprises a base, a circular groove is formed in the top of the base, a clamping assembly is arranged on one side, close to the circular groove, of the top of the base, the clamping assembly comprises a lifting block, the lifting block slides in the circular groove, a first rotating shaft is rotatably connected to the lifting block, a fixing base is rotatably connected to the first rotating shaft, a fourth rotating shaft is rotatably connected to one side, close to the fixing base, of the top of the base, a connecting rod is connected to the fourth rotating shaft, a fifth rotating shaft is connected to one side, far from the fourth rotating shaft, of the connecting rod, the fifth rotating shaft is rotatably connected to the fixing rod, one side, close to the top of the fixing rod, of the first arc-shaped plate is connected to a second rotating shaft, the second arc-shaped plate is rotatably connected to the second rotating shaft, a universal shaft is arranged on one side, far from the second rotating shaft, and a pressing block is rotatably connected to the universal shaft.
As a preferred implementation mode, one side that the dead lever top is close to first arc is provided with spacing subassembly, spacing subassembly includes the shell, the inside bracing piece that is provided with of shell, the bracing piece is fixed at first arc top, rotate on the bracing piece and be connected with the third pivot, rotate in the third pivot and be connected with the lever, be connected with the connecting piece on the lever, the connecting piece is fixed at second arc top, first arc top is provided with electric telescopic handle, electric telescopic handle top is connected with the lever.
By adopting the technical scheme, the adjustable pressing block can be limited by arranging the limiting component, so that the phenomenon that the clamping is unstable due to shaking is prevented.
As a preferred implementation mode, the lifting block bottom is provided with power component, power component includes the protecting crust, the inside motor that is provided with of protecting crust, the output fixedly connected with fixed axle of motor, be connected with the gear on the fixed axle, one side that is close to the gear in the protecting crust is provided with the rack, the rack is connected with gear engagement, the rack top is connected with the lifting block.
By adopting the technical scheme, the lifting block is driven to lift by the power assembly, so that the clamping assembly is driven to work.
As a preferable implementation mode, a sliding rail is arranged on one side, close to the gear, of the protective shell, and one side, far away from the gear, of the rack is slidably connected in the sliding rail.
By adopting the technical scheme, the rack is more stable in motion by arranging the sliding rail, and can not shake or deviate.
As a preferred implementation mode, one side of the top of the base, which is close to the fixed seat, is provided with two limiting rods, the limiting rods are provided with workpieces, and the workpieces slide on the limiting rods.
By adopting the technical scheme, the workpiece is limited and fixed by arranging the limiting rod, so that the position is prevented from shifting during cutting operation.
As a preferred embodiment, two fixing rods are provided, the two fixing rods move to one side far away from each other, and the bottom of the base is provided with supporting legs.
By adopting the technical scheme, two workpieces can be clamped and processed simultaneously by arranging the two fixing rods.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. According to the utility model, the clamping assembly is arranged, so that the workpiece can be pressed and clamped, the contact area between the clamping assembly and the workpiece is reduced, the two workpieces can be simultaneously clamped and processed, the working efficiency is improved, the problems that the contact surface between the clamping assembly and the workpiece in the device is overlarge, the workpiece is cut and processed in the later period, only one workpiece can be processed at a time, the efficiency is too low, the clamping force is unstable due to the fact that the clamping is carried out by the screw rod, and the lifting block is driven to lift by the power assembly, so that the clamping assembly is driven to work, and the rack is more stable in motion and does not shake or deviate due to the sliding rail.
2. According to the utility model, the limiting assembly is arranged, so that the regulated pressing block can be limited, the phenomenon that the clamping is unstable due to shaking is prevented, and the workpiece is limited and fixed by arranging the limiting rod, so that the position is prevented from shifting during cutting.
Drawings
Fig. 1 is a front view of a milling machine clamping tool.
Fig. 2 is a diagram of a power assembly structure in a milling machine clamping tool.
Fig. 3 is a disassembly diagram of a milling machine clamping tool.
Fig. 4 is a block diagram of a limiting assembly in the milling machine clamping tool.
Reference numerals in the drawings:
1. 2, a circular groove;
3. The clamping assembly, 31, the lifting block, 32, the first rotating shaft, 33, the fixed rod, 34, the first arc-shaped plate, 35, the second rotating shaft, 36, the second arc-shaped plate, 37, the universal shaft, 38 and the pressing block;
4. The device comprises a limiting component, 41, a shell, 42, a supporting rod, 43, a lever, 44, a connecting piece, 45, a third rotating shaft, 46 and an electric telescopic rod;
5. the power assembly, 51, a protective shell, 52, a motor, 53, a fixed shaft, 54, a gear, 55, a sliding rail, 56 and a rack;
6. A fixing seat; 7, a fourth rotating shaft, 8, a connecting rod, 9, a fifth rotating shaft, 10, a workpiece, 11, a limiting rod, 12 and supporting legs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, a milling machine clamping fixture comprises a base 1, a circular groove 2 is formed in the top of the base 1, a clamping component 3 is arranged on one side, close to the circular groove 2, of the top of the base 1, the clamping component 3 comprises a lifting block 31, the lifting block 31 slides in the circular groove 2, a first rotating shaft 32 is rotationally connected to the lifting block 31, a fixing rod 33 is rotationally connected to the first rotating shaft 32, a fixing seat 6 is arranged on one side, close to the fixing rod 33, of the top of the base 1, a fourth rotating shaft 7 is rotationally connected to the fixing seat 6, a connecting rod 8 is connected to the fourth rotating shaft 7, a fifth rotating shaft 9 is rotationally connected to the fixing rod 33, a first arc-shaped plate 34 is connected to one side of the top of the fixing rod 33, a second rotating shaft 35 is rotationally connected to the first arc-shaped plate 34, a second arc-shaped plate 36 is rotationally connected to the second rotating shaft 35, the side of the second arc plate 36 far away from the second rotating shaft 35 is provided with a universal shaft 37, the universal shaft 37 is rotationally connected with a pressing block 38, the bottom of the lifting block 31 is provided with a power component 5, the power component 5 comprises a protective shell 51, a motor 52 is arranged in the protective shell 51, the output end of the motor 52 is fixedly connected with a fixed shaft 53, a gear 54 is connected on the fixed shaft 53, one side, close to the gear 54, in the protective shell 51 is provided with a rack 56, the rack 56 is in meshed connection with the gear 54, the top of the rack 56 is connected with the lifting block 31, the motor 52 is started to drive the fixed shaft 53 to rotate, the fixed shaft 53 drives the gear 54 to rotate, the gear 54 drives the rack 56 to slide and lift in a sliding rail 55, the rack 56 drives the clamping component 3 at the top to move, the lifting block 31 can drive two fixing rods 33 to move to one side of the workpiece 10 through the arranged first rotating shaft 32 when lifting block 31 ascends, the workpiece 10 is pressed down and clamped through the arranged pressing block 38, and the direction can be adjusted according to the shape of the workpiece 10 through the arranged universal shaft 37;
Further, as shown in fig. 1, a limiting rod 11 is arranged at one side of the top of the base 1, which is close to the fixed seat 6, two limiting rods 11 are arranged, a workpiece 10 is arranged on the limiting rods 11, the workpiece 10 slides on the limiting rods 11, and the limiting rods 11 are arranged to limit and fix the workpiece 10 so as to prevent the position from shifting during cutting work;
In the scheme, after the angle between the pressing block 38 and the second arc plate 36 is adjusted, the second arc plate 36 cannot be fixed in the pressing process, and shaking is easy to occur, as shown in fig. 3 and 4, one side, close to the first arc plate 34, of the top of the fixing rod 33 is provided with a limiting component 4, the limiting component 4 comprises a shell 41, a supporting rod 42 is arranged in the shell 41, the supporting rod 42 is fixed at the top of the first arc plate 34, a third rotating shaft 45 is rotationally connected to the supporting rod 42, a lever 43 is rotationally connected to the third rotating shaft 45, a connecting piece 44 is connected to the lever 43, the connecting piece 44 is fixed at the top of the second arc plate 36, an electric telescopic rod 46 is arranged at the top of the first arc plate 34, the top of the electric telescopic rod 46 is connected with the lever 43, and by arranging the limiting component 4, the angle of the second arc plate 36 can be adjusted and fixed by opening the electric telescopic rod 46 by utilizing the principle of the lever 43, so as to prevent shaking and offset;
in the scheme, when the rack 56 is lifted, the rack 56 can shake and deviate, so that the work of the clamping assembly 3 is affected, as shown in fig. 2, a slide rail 55 is arranged on one side, close to the gear 54, of the protective shell 51, one side, far away from the gear 54, of the rack 56 is slidably connected in the slide rail 55, and the rack 56 is more stable during movement and does not shake or deviate through the arrangement of the slide rail 55;
Further, as shown in fig. 1, two fixing rods 33 are provided, the two fixing rods 33 move to the sides far away from each other, the bottom of the base 1 is provided with supporting legs 12, and two workpieces 10 can be clamped simultaneously by providing the two fixing rods 33.
The working principle is that as shown in fig. 1-4, by arranging the power assembly 5, starting the motor 52 to drive the fixed shaft 53 to rotate, the fixed shaft 53 to drive the gear 54 to rotate, the gear 54 to drive the rack 56 to slide and lift in the sliding rail 55, the rack 56 to drive the clamping assembly 3 at the top to move, the lifting block 31 to lift can drive the two fixing rods 33 to move to one side of the workpiece 10 through the arranged first rotating shaft 32, the workpiece 10 is pressed and clamped through the arranged pressing block 38, the direction can be regulated according to the shape of the workpiece 10 through the arranged universal shaft 37, the workpiece 10 is limited and fixed through arranging the limiting rod 11, the position is prevented from shifting during cutting, the angle of the second arc-shaped plate 36 can be regulated and fixed by using the principle of the lever 43 by starting the electric telescopic rod 46, shaking and shifting are prevented, and the rack 56 is more stable during movement and does not shake or shift through arranging the sliding rail 55.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above-mentioned embodiment, but is not limited to the above-mentioned embodiment, and any simple modification, equivalent change and modification made by the technical matter of the present utility model can be further combined or replaced by the equivalent embodiment without departing from the scope of the technical solution of the present utility model.
Claims (6)
1. The milling machine clamping tool comprises a base (1) and is characterized in that a circular groove (2) is formed in the top of the base (1), a clamping assembly (3) is arranged on one side, close to the circular groove (2), of the top of the base (1), the clamping assembly (3) comprises a lifting block (31), the lifting block (31) is slidably arranged in the circular groove (2), a first rotating shaft (32) is rotatably connected to the lifting block (31), a fixing rod (6) is rotatably connected to the first rotating shaft (32), a fourth rotating shaft (7) is rotatably connected to one side, close to the fixing rod (33), of the top of the base (1), a connecting rod (8) is connected to the fourth rotating shaft (7), a fifth rotating shaft (9) is rotatably connected to one side, far away from the fourth rotating shaft (7), a first rotating shaft (34) is rotatably connected to one side, close to the fixing rod (31), a second rotating shaft (35) is rotatably connected to one side, far from the second rotating shaft (35), of the second rotating shaft (35), a universal arc plate (37) is rotatably connected to the second rotating shaft (35), the universal shaft (37) is rotatably connected with a pressing block (38).
2. The milling machine clamping tool according to claim 1, wherein a limiting component (4) is arranged on one side, close to the first arc-shaped plate (34), of the top of the fixing rod (33), the limiting component (4) comprises a shell (41), a supporting rod (42) is arranged inside the shell (41), the supporting rod (42) is fixed on the top of the first arc-shaped plate (34), a third rotating shaft (45) is rotatably connected to the supporting rod (42), a lever (43) is rotatably connected to the third rotating shaft (45), a connecting piece (44) is connected to the lever (43), the connecting piece (44) is fixed on the top of the second arc-shaped plate (36), an electric telescopic rod (46) is arranged on the top of the first arc-shaped plate (34), and the top of the electric telescopic rod (46) is connected with the lever (43).
3. The milling machine clamping tool according to claim 1, wherein the power assembly (5) is arranged at the bottom of the lifting block (31), the power assembly (5) comprises a protective shell (51), a motor (52) is arranged in the protective shell (51), the output end of the motor (52) is fixedly connected with a fixed shaft (53), a gear (54) is connected to the fixed shaft (53), a rack (56) is arranged on one side, close to the gear (54), of the protective shell (51), the rack (56) is connected with the gear (54) in a meshed mode, and the top of the rack (56) is connected with the lifting block (31).
4. The milling machine clamping tool as set forth in claim 3, wherein a slide rail (55) is arranged on one side, close to the gear (54), of the protective shell (51), and one side, far away from the gear (54), of the rack (56) is slidably connected in the slide rail (55).
5. The milling machine clamping tool according to claim 1, wherein limiting rods (11) are arranged on one side, close to the fixed seat (6), of the top of the base (1), two limiting rods (11) are arranged, a workpiece (10) is arranged on each limiting rod (11), and the workpiece (10) slides on each limiting rod (11).
6. The milling machine clamping tool according to claim 1, wherein two fixing rods (33) are arranged, the two fixing rods (33) move to one side away from each other respectively, and supporting legs (12) are arranged at the bottom of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421873975.0U CN222920074U (en) | 2024-08-05 | 2024-08-05 | A clamping fixture for turning and milling machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421873975.0U CN222920074U (en) | 2024-08-05 | 2024-08-05 | A clamping fixture for turning and milling machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222920074U true CN222920074U (en) | 2025-05-30 |
Family
ID=95814166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421873975.0U Active CN222920074U (en) | 2024-08-05 | 2024-08-05 | A clamping fixture for turning and milling machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222920074U (en) |
-
2024
- 2024-08-05 CN CN202421873975.0U patent/CN222920074U/en active Active
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