Clamping device for integrated machining of tooth palm tip, palm side and chip groove

Abstract

The utility model discloses a tooth palm tip, palm side and chip groove integrated machining clamping device which comprises a rotary table, a base plate, a positioning shaft, a V-shaped seat, a positioning pin block, a portal frame and a locking piece, the base plate is installed on a rotary arm of the rotary table, the positioning shaft used for positioning the installation position is installed in the middle of the base plate, the vertically-arranged V-shaped seat is further installed on the base plate, and the positioning pin block is installed on the V-shaped seat. The V-shaped seat is designed in a modularized mode, a V-shaped face used for profiling and positioning the bit leg is designed on the V-shaped seat, a cavity is formed in the V-shaped face, a protruding positioning pin block is installed at the position of the cavity, the V-shaped face and the positioning pin block conduct two-face one-pin positioning on the inner side face of the bit leg, vertical sliding grooves are formed in the two sides of the V-shaped seat, portal frames are installed at the sliding grooves in a clamped mode, and the portal frames are arranged on the V-shaped seat. And a locking piece for locking the outer side surface of the bit leg is mounted on the portal frame. By means of the mode, machining of milling palm tips, palm sides and chip grooves of tooth palms of different specifications is achieved, the number of designed and manufactured clamps is reduced, and later maintenance and replacement are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of tooth palm processing, in particular to a tooth palm tip, a palm side and a chip removal groove integrated processing clamping device. Background Art

[0002] The existing mining tri-cone drill bit consists of three teeth. Due to the special structure of the teeth, it has an irregular surface structure, which increases the difficulty of processing its surface. The weight of a single tooth is about 30kg, and its center of gravity is not on the center line. The conventional positioning and clamping method cannot guarantee the reliability of the tooth palm positioning. The tooth palm processing parts such as Figure 1 As shown, the existing fixture cannot complete the milling of the palm tip a, palm side b, and chip groove c at the same time. Due to the many manufacturing processes and long die change time, the positioning accuracy correction is difficult, which increases the manufacturing cost.

[0003] Based on the above defects and deficiencies, it is necessary to improve the existing technology and design an integrated processing and clamping device for the palm tip, palm side and chip groove of the tooth. Utility Model Content

[0004] The main technical problem solved by the utility model is to provide an integrated processing clamping device for the palm tip, palm side and chip groove of the tooth palm, which solves the processing of the palm tip, palm side and chip groove of the tooth palm milling of different specifications, reduces the number of fixtures designed and produced, and is convenient for later maintenance and replacement.

[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide an integrated processing clamping device for the palm tip, palm side and chip groove of the tooth palm, the integrated processing clamping device for the palm tip, palm side and chip groove of the tooth palm comprises a turntable, a chassis, a positioning shaft, a V-shaped seat, a positioning pin block, a gantry and a locking part, the turntable rotating arm is installed with a chassis, and a positioning shaft for positioning the installation position is installed in the middle of the chassis. The chassis is also equipped with a vertically arranged V-shaped seat, the V-shaped seat is modularly designed, and a V-shaped surface is designed on the V-shaped seat for contour positioning of the tooth palm, the V-shaped surface is at a 120° angle, and a cavity is provided on the V-shaped surface, and a raised positioning pin block is installed at the cavity, and the V-shaped surface and the positioning pin block perform two-side and one-pin positioning on the inner side surface of the tooth palm, and vertical slide grooves are provided on both sides of the V-shaped seat, and a gantry is clamped at the slide groove, and a locking part for locking the outer side surface of the tooth palm is installed on the gantry.

[0006] Preferably, the back of the V-shaped seat is hollowed out and has reinforcing ribs.

[0007] Preferably, a material removal port is provided at the top of the V-shaped seat.

[0008] Preferably, a positioning hole is reserved in the middle of the bottom of the V-shaped seat, and a groove step is provided on the positioning shaft that is consistent with the opening of the V-shaped surface.

[0009] Preferably, a plurality of key slots are provided at the bottom of the V-shaped seat, and circular mounting holes are also provided on the key slots, through which screws are passed to be locked onto the chassis mounting block.

[0010] Preferably, the gantry is provided with two blocks that are mounted in the slide groove, the installation position of the blocks on the slide groove can be adjusted, and a row of adjustment holes for locking the blocks are provided in the slide groove, and the screws pass through the blocks and are locked in the adjustment holes.

[0011] Preferably, mounting portions are provided extending outwardly from the upper and lower ends of the middle portion of the gantry, and locking members are installed on the mounting portions.

[0012] Preferably, the locking member is a screw, which is threadedly connected to the gantry.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The modular design of the V-shaped seat allows for quick die change to achieve the processing of different sizes of teeth, shortening the pre-processing preparation time, reducing the number of fixtures designed and manufactured, and facilitating subsequent maintenance and replacement;

[0015] The processing range is wide and it can be used for the processing of the palm tip, palm side and chip groove of the palm milling machine. It does not require multiple fixtures, shortens the debugging time and reduces costs.

[0016] A pin on each side limits the movement and rotation of the tooth palm in the X direction, the Y direction, and the Z direction. The screws press the workpiece to complete the clamping and achieve precise positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the palm.

[0018] Figure 2 This is a structural schematic diagram of an integrated processing and clamping device for the palm tip, palm side, and chip groove of a tooth.

[0019] Figure 3 This is a partial structural diagram of an integrated processing and clamping device for the palm tip, palm side, and chip groove of a tooth.

[0020] Figure 4 This is a schematic diagram of the V-shaped seat structure of a device for integrated machining and clamping of the palm tip, palm side, and chip groove of the tooth.

[0021] Among them, 1. turntable, 2. chassis, 3. positioning shaft, 4. V-shaped seat, 40. slide groove, 41. V-shaped surface, 42. reinforcement rib, 43. material removal port, 44. positioning hole, 45. keyway, 46. mounting hole, 5. positioning pin block, 6. gantry, 61. clamping block, 62. mounting part, 7. locking part. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more precise definition of the protection scope of the present invention.

[0023] See also Figures 2 to 4 , the embodiments of the present utility model include:

[0024] A tooth palm tip, palm side, and chip groove integrated processing clamping device, the tooth palm tip, palm side, and chip groove integrated processing clamping device includes a turntable 1, a chassis 2, a positioning shaft 3, a V-shaped seat 4, a positioning pin block 5, a gantry 6, and a locking piece 7. The turntable 1 is equipped with a chassis 2 on the rotating arm, and a positioning shaft 3 for positioning the installation position is installed in the middle of the chassis 2. The chassis 2 is also equipped with a vertically arranged V-shaped seat 4. The V-shaped seat 4 is modularly designed and has corresponding sizes according to different specifications of the tooth palm design. A V-shaped seat 4 is designed with a V-shaped surface 41 for contour positioning of the tooth palm. The V-shaped surface 41 is at an angle of 120°. A cavity is provided on the V-shaped surface 41, and a raised positioning pin block 5 is installed at the cavity. The V-shaped surface 41 and the positioning pin block 5 perform two-side one-pin positioning on the inner side of the tooth palm, and the internal auxiliary positioning has strong versatility. Vertical slide grooves 40 are provided on both sides of the V-shaped seat 4, and a gantry 6 is clamped at the slide groove 40. A locking member 7 for locking the outer side of the tooth palm is installed on the gantry 6.

[0025] The back of the V-shaped seat 4 is hollowed out, and a reinforcing rib 42 is retained on the back of the V-shaped seat 4 to reduce weight and ensure sufficient strength.

[0026] The top of the V-shaped seat 4 is provided with a material removal opening 43, which is designed to avoid air in the tool handle during the machining process.

[0027] The bottom middle of the V-shaped seat 4 is provided with a positioning hole 44 for installing the positioning shaft 3, which is more versatile. The positioning shaft 3 is provided with a groove step consistent with the opening of the V-shaped surface 41 for avoiding air in the workpiece.

[0028] The bottom of the V-shaped seat 4 is provided with a plurality of key slots 45 , and the key slots 45 are also provided with circular mounting holes 46 , through which screws are passed to be locked onto the mounting blocks of the chassis 2 for circumferential positioning and drainage.

[0029] The gantry 6 is provided with two blocks 61 that are mounted in the slide groove 40. The installation position of the block 61 on the slide groove 40 can be adjusted. A row of adjustment holes for locking the block 61 is provided in the slide groove 40. The screws pass through the block 61 and are locked in the adjustment holes, thereby adjusting the installation height of the gantry 6.

[0030] The gantry 6 is provided with mounting parts 62 extending outward from the upper and lower ends of the middle part, and a locking member 7 is installed on the mounting part 62. The gantry 6 on both sides of the mounting part 62 is relatively narrow to avoid the tool from being in the air and minimize the impact on tool processing.

[0031] The locking member 7 is a screw, which is threadedly connected to the gantry 6. The screw is rotated to press the outer side of the tooth palm, and the workpiece is clamped.

[0032] The utility model discloses an integrated processing clamping device for the palm tip, palm side and chip groove of a tooth palm. It adopts a modular design concept and can quickly change molds to realize the processing of the palm tip, palm side and chip groove of a tooth palm milling machine of different specifications, reduces the number of fixture designs and productions, and is convenient for later maintenance and replacement.

[0033] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A device for integrated machining and clamping of the palm tip, palm side, and chip groove of a tooth, characterized by: The invention comprises a turntable (1), a chassis (2), a positioning shaft (3), a V-shaped seat (4), a positioning pin block (5), a gantry (6) and a locking member (7); the turntable (1) is provided with a chassis (2) on its rotating arm; a positioning shaft (3) for positioning the installation position is provided in the middle of the chassis (2); a vertically arranged V-shaped seat (4) is also provided on the chassis (2); the V-shaped seat (4) is modularly designed; and a tooth palm for profiling positioning is provided on the V-shaped seat (4). The V-shaped surface (41) is formed at an angle of 120 degrees. A cavity is provided on the V-shaped surface (41). A raised positioning pin block (5) is installed at the cavity. The V-shaped surface (41) and the positioning pin block (5) perform two-side one-pin positioning on the inner side of the tooth palm. Vertical slide grooves (40) are provided on both sides of the V-shaped seat (4). A gantry (6) is fixed at the slide groove (40). A locking member (7) for locking the outer side of the tooth palm is installed on the gantry (6).

2. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: The back of the V-shaped seat (4) is hollowed out, and a reinforcing rib (42) is retained on the back of the V-shaped seat (4).

3. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: A material removal port (43) is provided on the top of the V-shaped seat (4).

4. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: A positioning hole (44) is reserved in the middle of the bottom of the V-shaped seat (4), and a groove step is provided on the positioning shaft (3) that is consistent with the opening of the V-shaped surface (41).

5. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: The bottom of the V-shaped seat (4) is provided with a plurality of key slots (45), and the key slots (45) are also provided with circular mounting holes (46). Screws pass through the mounting holes (46) and are locked to the mounting block of the chassis (2).

6. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: The gantry (6) is provided with two clamping blocks (61) which are mounted in the chute (40). The mounting position of the clamping blocks (61) on the chute (40) can be adjusted. A row of adjustment holes for locking the clamping blocks (61) is provided in the chute (40). Screws pass through the clamping blocks (61) and are locked in the adjustment holes.

7. The integrated processing and clamping device for the palm tip, palm side, and chip groove of a tooth according to claim 1, characterized in that: Mounting parts (62) are provided extending outwards from the upper and lower ends of the middle part of the gantry (6), and locking parts (7) are installed on the mounting parts (62).

8. The integrated processing and clamping device for the palmar tip, palmar side, and chip groove of a tooth according to claim 1, characterized in that: The locking member (7) is a screw, which is threadedly connected to the gantry (6).

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