Clamp for part machining

Abstract

The utility model relates to the technical field of part clamps, in particular to a part machining clamp which comprises a fixing base used for supporting and supporting, a connecting plate used for horizontal movement adjustment is arranged above the fixing base, and a clamping assembly used for clamping special-shaped parts is arranged above the connecting plate. The clamping assembly comprises a U-shaped plate and a trapezoid block connected with the bottom of the U-shaped plate, a plurality of second screw holes are formed in the two side walls of the U-shaped plate, adjusting rods are arranged in the second screw holes, and an electric telescopic rod is arranged at the left end of the connecting plate. According to the clamp for part machining, the connecting plate with the electric telescopic rod is arranged, a telescopic arm of the electric telescopic rod extends into the connecting plate to be connected with a trapezoid block at the bottom of the U-shaped plate in a combined mode, the telescopic arm extends or contracts to achieve position adjustment fit of the U-shaped plate on the horizontal plane, and the multiple adjusting rods with the hand wheels are matched with the clamping plates with the rubber pads; multi-position clamping and attaching of the outer wall of the part are achieved, stable clamping and fixing of the special-shaped part are achieved, and manual operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of component clamps, in particular to a component processing clamp. Background Art

[0002] A fixture is a device used to fix the object to be processed during the mechanical manufacturing process so that it occupies the correct position for construction or testing. Fixtures are often used in parts processing to facilitate subsequent processing.

[0003] The utility model with publication number CN219986879U discloses a fixture for parts processing, including an operating table and a clamping device, wherein the clamping device includes a slide rail, a sliding frame, a fixing plate, a fixing frame and a clamping seat, wherein the fixing plate is arranged on one side of the top of the operating table, the fixing frame is arranged on the other side of the top of the operating table, and the slide rail is arranged on the bottom end of the fixing frame close to the fixing plate;

[0004] The above technical solution drives the sliding frame to move on the slide rail through the electric telescopic rod, so that the two sets of clamping seats can clamp and fix the rectangular parts. When the clamped parts need to be adjusted in angle or flipped, the motor drives the driving gear to rotate, and the driven gear rotates under the drive of the transmission belt. At the same time, the first bearing drives the clamping seat to adjust the angle or flip it, so that the other side of the part can be processed conveniently at a later time. However, the clamp is not convenient for tightly clamping special-shaped parts of different sizes, and the clamped parts are not convenient for horizontal position adjustment and corresponding surface processing. Utility Model Content

[0005] The purpose of the utility model is to provide a clamp for processing parts to solve the problem that the clamp for processing parts with the authorization publication number CN219986879U proposed in the above background technology is not convenient for tightly clamping special-shaped parts of different sizes, and the clamped parts are not convenient for horizontal position adjustment and matching, and it is not convenient for corresponding surface processing and matching.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A clamp for parts processing, comprising a fixed seat for supporting and supporting, a connecting plate for horizontal movement and adjustment is provided above the fixed seat, a clamping assembly for clamping special-shaped parts is provided above the connecting plate, the clamping assembly comprises a U-shaped plate and a ladder block connected to the bottom of the U-shaped plate, a plurality of second screw holes are provided on both side walls of the U-shaped plate, an adjusting rod is provided in each of the second screw holes, a clamping plate is provided at one end of the adjusting rod, a hand wheel is provided at the other end of the adjusting rod, a ladder groove is provided at the top of the connecting plate corresponding to the ladder block, a rotating spindle is provided at the bottom of the connecting plate, an electric telescopic rod is provided at the left end of the connecting plate, the telescopic arm of the electric telescopic rod extends into the ladder groove, and the end of the telescopic arm is connected to the end of the ladder block.

[0008] Preferably, a rotating groove is provided at the top of the fixed seat corresponding to the rotating main shaft, a first conical tooth is provided at the bottom of the rotating main shaft, a rotating shaft rotatably connected to the fixed seat is provided at the center of the bottom of the first conical tooth, a second conical tooth meshing with the fixed seat is provided on one side of the first conical tooth, a rotating rod is provided at the central axis of the second conical tooth, the rotating rod passes through the fixed seat, and a crank is provided at the end.

[0009] In the utility model, a rotating rod with a crank is provided, and the end of the rotating rod is connected to the second conical tooth, the second conical tooth is meshed with the first conical tooth, and the rotation of the crank drives the first conical tooth to rotate, thereby realizing the rotation cooperation of the rotating main shaft, and a bearing is sleeved on the rotating rod, the inner ring of the bearing is bonded and fixed to the rotating rod, and the outer ring of the bearing is bonded and fixed to the fixed seat. Under the cooperation of the bearing, the flexibility of rotation of the rotating rod and the fixed seat is increased, and the bottom of the first conical tooth is rotatably connected to the fixed seat through a rotating shaft, thereby increasing the stability of the rotating main shaft in the rotating groove.

[0010] Preferably, a first screw hole connected to the rotating groove is provided on the outer wall of the fixing seat near the top, a fastening bolt is provided in the first screw hole, and the end of the fastening bolt is tightly fitted with the outer wall of the rotating main shaft.

[0011] In the utility model, the fastening bolt is threadedly connected with the first screw hole, and the position of the rotating main shaft in the rotating groove is fixed under the action of friction force.

[0012] Preferably, the top of the rotating spindle is welded and fixed to the bottom of the connecting plate, the width of the inner wall of the trapezoidal groove is matched with the width of the outer wall of the trapezoidal block, the electric telescopic rod is fixedly connected to the connecting plate by screws, the telescopic arm of the electric telescopic rod is slidably connected to one end of the connecting plate, and the telescopic arm of the electric telescopic rod is welded and fixed to the trapezoidal block.

[0013] In the utility model, the electric telescopic rod is connected to an external power supply, and the telescopic arm of the electric telescopic rod is manually controlled to extend or shorten, so as to achieve the position adjustment and coordination of the ladder block in the ladder groove in the connecting plate, and further achieve the position adjustment and coordination of the clamping assembly.

[0014] Preferably, the top of the ladder block is welded and fixed to the bottom of the U-shaped plate, the second screw holes are distributed at equal intervals, and the inner diameter of the second screw holes is matched with the diameter of the adjusting rod.

[0015] In the utility model, a plurality of adjusting rods are respectively threadedly connected with the corresponding second screw holes, so that the plurality of adjusting rods are respectively in contact with and matched with the outer walls of the corresponding parts, thereby achieving stable clamping and matching of the special-shaped parts.

[0016] Preferably, one end of the adjusting rod is rotatably connected to the clamping plate via a bearing, a rubber pad is provided on the outer wall of the clamping plate, and the handwheel is fixedly connected to the adjusting rod via a screw.

[0017] In the utility model, the inner ring of the bearing is bonded and fixed to the outer wall of the adjusting rod, and the outer ring of the bearing is bonded and fixed to the clamping plate, which helps the clamping plate and the adjusting rod to rotate flexibly without affecting the damage of the clamping plate to the clamping parts. The handwheel setting helps to manually rotate the adjusting rod to achieve a corresponding tight clamping fit.

[0018] Preferably, a plurality of supporting feet are provided on the lower surface of the fixing seat near the edge, the supporting feet are distributed in a circular shape with equal intervals, the tops of the supporting feet are welded and fixed to the fixing seat, and fixing holes are opened on the ends of the supporting feet.

[0019] In the utility model, the cooperation of multiple supporting legs helps to lift the whole, and the external screws pass through the fixing holes to help fix the positions of the supporting legs, thereby achieving the position fixation of the fixing seat.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model is provided with a connecting plate with an electric telescopic rod. The telescopic arm of the electric telescopic rod extends into the connecting plate and is combined and connected with the ladder-shaped block at the bottom of the U-shaped plate. The telescopic arm is extended or shortened to adjust the position of the U-shaped plate on the horizontal plane. A plurality of adjustment rods with hand wheels cooperate with a clamping plate with rubber pads to achieve multi-position clamping and fitting of the outer wall of the component, thereby achieving stable clamping and fixing of special-shaped components and facilitating manual operation.

[0022] 2. The utility model rotatably connects the rotating main shaft with the rotating groove on the fixed seat, and under the cooperation of the first conical teeth and the second conical teeth, the rotating main shaft is flexibly rotated by turning the crank, thereby realizing the rotational cooperation of the connecting plate. Under the cooperation of the tightening bolts, the position of the rotating connecting plate is fixed by friction, and Fang Bo performs processing and cooperation on the clamped parts in different directions. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the clamping adjustment state of the utility model;

[0025] Figure 3 This is a schematic diagram of the fixing seat structure of the utility model;

[0026] Figure 4 This is a schematic diagram of the combined structure of the connecting plate and the rotating main shaft of the utility model;

[0027] Figure 5 This is a schematic diagram of the combined structure of the connecting plate, the electric telescopic rod and the clamping assembly of the utility model;

[0028] Figure 6 This is a schematic diagram of the structure of the practical clamping assembly.

[0029] The meaning of each number in the figure is:

[0030] 1. Fixed seat; 10. Rotating groove; 11. First screw hole; 110. Fastening bolt; 12. Support foot;

[0031] 2. Connecting plate; 20. Trapezoidal groove; 21. Rotating main shaft; 210. First conical tooth; 2100. Rotating shaft; 211. Second conical tooth; 212. Rotating rod; 213. Crank handle;

[0032] 3. Clamping assembly; 30. U-shaped plate; 300. Second screw hole; 31. Ladder block; 32. Adjusting rod; 320. Clamping plate; 3200. Rubber pad; 321. Hand wheel;

[0033] 4. Electric telescopic rod. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] See also Figure 1-Figure 6 , this embodiment provides a technical solution:

[0036] A fixture for parts processing, comprising a fixed seat 1 for supporting and supporting, a connecting plate 2 for horizontal movement adjustment is arranged above the fixed seat 1, and a rotating spindle 21 is arranged at the bottom of the connecting plate 2;

[0037] Furthermore, a rotating groove 10 is opened at the top of the fixed seat 1 corresponding to the rotating main shaft 21, a first conical tooth 210 is provided at the bottom of the rotating main shaft 21, a rotating shaft 2100 rotatably connected to the fixed seat 1 is provided at the center of the bottom of the first conical tooth 210, a second conical tooth 211 meshing with the first conical tooth 210 is provided on one side of the first conical tooth 210, a rotating rod 212 is provided at the central axis of the second conical tooth 211, the rotating rod 212 passes through the fixed seat 1, and a crank 213 is provided at the end.

[0038] In the utility model, a rotating rod 212 with a crank 213 is provided, and the end of the rotating rod 212 is connected to the second conical tooth 211, and the second conical tooth 211 is meshed with the first conical tooth 210. The crank 213 rotates to drive the first conical tooth 210 to rotate, thereby realizing the rotational cooperation of the rotating main shaft 21, and a bearing is sleeved on the rotating rod 212, the inner ring of the bearing is bonded and fixed to the rotating rod 212, and the outer ring of the bearing is bonded and fixed to the fixed seat 1. Under the cooperation of the bearing, the flexibility of the rotation of the rotating rod 212 and the fixed seat 1 is increased, and the bottom of the first conical tooth 210 is rotatably connected to the fixed seat 1 through the rotating shaft 2100, thereby increasing the stability of the rotating main shaft 21 in the rotating groove 10.

[0039] Specifically, a first screw hole 11 communicating with the rotating groove 10 is opened near the top on the outer wall of the fixing seat 1 , and a fastening bolt 110 is arranged in the first screw hole 11 , and the end of the fastening bolt 110 is tightly fitted with the outer wall of the rotating main shaft 21 .

[0040] In the present invention, the fastening bolt 110 is threadedly connected to the first screw hole 11 , and fixes the position of the rotating main shaft 21 in the rotating groove 10 under the action of friction force.

[0041] It should be noted that a clamping assembly 3 for clamping special-shaped parts is provided above the connecting plate 2, and the clamping assembly 3 includes a U-shaped plate 30 and a ladder block 31 connected to the bottom of the U-shaped plate 30, and a plurality of second screw holes 300 are opened on the two side walls of the U-shaped plate 30, and an adjusting rod 32 is provided in the second screw hole 300, and a clamping plate 320 is provided at one end of the adjusting rod 32, and a hand wheel 321 is provided at the other end of the adjusting rod 32, and a ladder groove 20 is opened at the top of the connecting plate 2 corresponding to the ladder block 31, and an electric telescopic rod 4 is provided at the left end of the connecting plate 2, and the telescopic arm of the electric telescopic rod 4 extends into the ladder groove 20, and the end of the telescopic arm is connected to the end of the ladder block 31.

[0042] Furthermore, the top of the rotating main shaft 21 is welded and fixed to the bottom of the connecting plate 2, the width of the inner wall of the trapezoidal groove 20 is adapted to the width of the outer wall of the trapezoidal block 31, the electric telescopic rod 4 is fixedly connected to the connecting plate 2 by screws, the telescopic arm of the electric telescopic rod 4 is slidably connected to one end of the connecting plate 2, and the telescopic arm of the electric telescopic rod 4 is welded and fixed to the trapezoidal block 31.

[0043] In the utility model, the electric telescopic rod 4 is connected to an external power supply, and the telescopic arm of the electric telescopic rod 4 is manually controlled to extend or shorten, so that the position adjustment and coordination of the ladder block 31 in the ladder groove 20 in the connecting plate 2 is achieved, thereby achieving the position adjustment and coordination of the clamping assembly 3.

[0044] Specifically, the top of the trapezoidal block 31 is welded and fixed to the bottom of the U-shaped plate 30 , the second screw holes 300 are distributed at equal intervals, and the inner diameter of the second screw holes 300 is matched with the diameter of the adjustment rod 32 .

[0045] In the present invention, the plurality of adjusting rods 32 are respectively threadedly connected with the corresponding second screw holes 300, so that the plurality of adjusting rods 32 are respectively in contact with the corresponding outer walls of the components, thereby achieving stable clamping of the special-shaped components.

[0046] Among them, one end of the adjustment rod 32 is rotatably connected to the clamping plate 320 through a bearing, a rubber pad 3200 is provided on the outer wall of the clamping plate 320, and the hand wheel 321 is fixedly connected to the adjustment rod 32 through a screw.

[0047] In the utility model, the inner ring of the bearing is bonded and fixed to the outer wall of the adjusting rod 32, and the outer ring of the bearing is bonded and fixed to the clamping plate 320, which helps the clamping plate 320 and the adjusting rod 32 to rotate flexibly without affecting the damage of the clamping plate 320 to the clamping parts. The setting of the handwheel 321 helps to manually rotate the adjusting rod 32 for a corresponding tight clamping fit.

[0048] It is worth adding that a plurality of supporting feet 12 are provided near the edge of the lower surface of the fixing seat 1. The supporting feet 12 are distributed in a circular shape with equal intervals, and the tops of the supporting feet 12 are welded and fixed to the fixing seat 1. Fixing holes are opened on the ends of the supporting feet 12.

[0049] In the present invention, the cooperation of multiple supporting legs 12 helps to lift the whole, and the external screws pass through the fixing holes to help fix the position of the supporting legs 12, thereby achieving the position fixation of the fixing base 1.

[0050] When using the parts processing fixture of this embodiment, the user first rotates the rotating spindle 21 with the first conical teeth 210 of the connecting plate 2 to the bottom of the rotating groove 10 through the rotating shaft 2100, and the second conical teeth 211 with the rotating rod 212 are installed in the rotating groove 10, the first conical teeth 210 are meshed with the second conical teeth 211, and then the U-shaped plate 30 is plugged and matched with the trapezoidal groove 20 on the connecting plate 2 through the ladder block 31, the telescopic arm of the electric telescopic rod 4 extends into the ladder groove 20 and is combined and connected with the ladder block 31, and finally the adjusting rod 32 with the hand wheel 321 and the clamping plate 320 is threadedly connected with the corresponding second screw hole 300 in sequence;

[0051] When it is necessary to stably clamp the special-shaped parts, the parts are placed in the middle of the U-shaped plate 30, and the hand wheel 321 is turned to adjust the fit between the clamping plate 320 and the edge of the parts in turn. Multiple adjustment rods 32 work together to tightly and fix the special-shaped parts. When it is necessary to move the clamped parts horizontally, the telescopic arm of the electric telescopic rod 4 is extended or shortened to adjust the position of the clamped parts. When it is necessary to turn the clamped parts, the crank 213 is manually turned. Under the meshing action of the second conical teeth 211 and the first conical teeth 210, the rotating spindle 21 is flexibly rotated and matched, and then the connecting plate 2 is rotated and matched, so as to achieve the steering adjustment of the parts. Under the cooperation of the tightening bolts 110, the position of the rotating spindle 21 after rotation is fixed to reduce slipping and rotation, which affects the processing and matching of parts.

Claims

1. A fixture for parts processing, comprising a fixed seat (1) for supporting and supporting, a connecting plate (2) for horizontal movement adjustment is provided above the fixed seat (1), and a clamping assembly (3) for clamping special-shaped parts is provided above the connecting plate (2), characterized in that: The clamping assembly (3) comprises a U-shaped plate (30) and a ladder-shaped block (31) connected to the bottom of the U-shaped plate (30); a plurality of second screw holes (300) are provided on both side walls of the U-shaped plate (30); an adjusting rod (32) is provided in each of the second screw holes (300); a clamping plate (320) is provided at one end of the adjusting rod (32); a hand wheel (321) is provided at the other end of the adjusting rod (32); a ladder-shaped groove (20) is provided at the top of the connecting plate (2) corresponding to the ladder-shaped block (31); a rotating spindle (21) is provided at the bottom of the connecting plate (2); an electric telescopic rod (4) is provided at the left end of the connecting plate (2); a telescopic arm of the electric telescopic rod (4) extends into the ladder-shaped groove (20), and a distal end of the telescopic arm is connected to an end of the ladder-shaped block (31).

2. The fixture for parts processing according to claim 1, characterized in that: A rotating groove (10) is provided at the top of the fixed seat (1) corresponding to the rotating main shaft (21); a first conical tooth (210) is provided at the bottom of the rotating main shaft (21); a rotating shaft (2100) rotatably connected to the fixed seat (1) is provided at the center of the bottom of the first conical tooth (210); a second conical tooth (211) meshing with the first conical tooth (210) is provided on one side of the first conical tooth (210); a rotating rod (212) is provided at the central axis of the second conical tooth (211); the rotating rod (212) passes through the fixed seat (1) and has a crank (213) at the end.

3. The fixture for parts processing according to claim 2, characterized in that: A first screw hole (11) connected to the rotating groove (10) is provided on the outer wall of the fixing seat (1) near the top, and a fastening bolt (110) is provided in the first screw hole (11), and the end of the fastening bolt (110) is tightly fitted with the outer wall of the rotating main shaft (21).

4. The fixture for parts processing according to claim 1, characterized in that: The top of the rotating main shaft (21) is welded and fixed to the bottom of the connecting plate (2); the width of the inner wall of the ladder-shaped groove (20) is matched with the width of the outer wall of the ladder-shaped block (31); the electric telescopic rod (4) is fixedly connected to the connecting plate (2) by screws; the telescopic arm of the electric telescopic rod (4) is slidably connected to one end of the connecting plate (2); and the telescopic arm of the electric telescopic rod (4) is welded and fixed to the ladder-shaped block (31).

5. The fixture for parts processing according to claim 1, characterized in that: The top of the ladder block (31) is welded and fixed to the bottom of the U-shaped plate (30), the second screw holes (300) are distributed at equal intervals, and the inner diameter of the second screw holes (300) is matched with the diameter of the adjustment rod (32).

6. The fixture for parts processing according to claim 5, characterized in that: One end of the adjusting rod (32) is rotatably connected to the clamping plate (320) via a bearing, a rubber pad (3200) is provided on the outer wall of the clamping plate (320), and the hand wheel (321) is fixedly connected to the adjusting rod (32) via a screw.

7. The fixture for parts processing according to claim 2, characterized in that: A plurality of supporting feet (12) are provided on the lower surface of the fixing seat (1) near the edge, the supporting feet (12) are distributed in a circular shape with equal spacing, the tops of the supporting feet (12) are welded and fixed to the fixing seat (1), and fixing holes are provided on the ends of the supporting feet (12).

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