CN217224536U

CN217224536U - Cambered surface holder for numerical control machine tool

Info

Publication number: CN217224536U
Application number: CN202123227205.8U
Authority: CN
Inventors: 廖建明; 曾叶明; 曾水清; 李明明
Original assignee: Dongguan Youhong Electromechanical Equipment Co ltd
Current assignee: Dongguan Youhong Electromechanical Equipment Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-08-19
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to an anchor clamps technical field especially relates to a cambered surface holder for digit control machine tool. The technical scheme comprises the following steps: the workpiece clamping device comprises an operating plate, wherein a clamping mechanism for clamping a workpiece is arranged above the operating plate, a transmission mechanism for driving the clamping mechanism to move is arranged below the clamping mechanism, two replacement mechanisms which are adjusted according to the shape of the workpiece are arranged on the clamping mechanism, and the two replacement mechanisms are symmetrically arranged. The utility model discloses a improve anchor clamps for the shape of splint can be switched at will to anchor clamps, not only makes its centre gripping to plane machined part and cambered surface machined part of being convenient for, the machined part centre gripping of the different cambered surfaces of also being convenient for simultaneously, thereby has avoided changing the loaded down with trivial details process of bringing effectively, has also practiced thrift a large amount of time.

Description

Cambered surface holder for numerical control machine tool

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a cambered surface holder for digit control machine tool.

Background

The anchor clamps that current digit control machine tool was used have operation panel and centre gripping subassembly two parts to constitute usually, and splint in the centre gripping subassembly divide into plane splint and arc splint usually, when changing the centre gripping to plane machined part and cambered surface machined part, need change anchor clamps or splint, in particular to cambered surface machined part, according to the difference of cambered surface machined part cambered surface and change arc splint, make its size match for operation process is comparatively loaded down with trivial details, also wastes a large amount of time simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional cambered surface holder for digit control machine tool to the problem that exists among the background art.

The technical scheme of the utility model: the arc surface clamp holder for the numerical control machine tool comprises an operating plate, wherein a clamping mechanism for clamping a workpiece is arranged above the operating plate, a transmission mechanism for driving the clamping mechanism to move is arranged below the clamping mechanism, two replacement mechanisms which are adjusted according to the shape of the workpiece are arranged on the clamping mechanism, and the two replacement mechanisms are symmetrically arranged.

Preferably, fixture includes that the operation panel top is equipped with the removal case of two vertical settings, and logical groove a has been seted up to the inner of removal case, be equipped with vertical plate in the removal case, vertical plate's the inner is fixed with the grip block, and the inner of grip block extends to the removal incasement side through logical groove a, be fixed with two horizontal setting's spring between vertical plate's the outer end and the removal incasement wall.

Preferably, drive mechanism is including seting up two cross slots in the operation panel upper end, two be equipped with the sliding tray of seting up in the operation panel between the cross slot, and sliding tray and cross slot are linked together, the cross slot internal rotation is connected with the two-way lead screw a of horizontal setting, and the right-hand member of two-way lead screw a extends to the operation panel outside, the equal spiro union in both ends has thread bush a about two-way lead screw a, all is fixed with the deflector between two thread bush a on left two thread bush a and right side, and the deflector is located the sliding tray, thread bush a's upper end is fixed with the reference column, and the upper end of reference column and the lower extreme fixed connection of removal case.

Preferably, the transmission mechanism further comprises a belt pulley fixed at the right end of the bidirectional screw rod a, the two belt pulleys are connected through a belt in a transmission manner, and the right end of each belt pulley is fixed with a rocking wheel.

Preferably, replacement mechanism is including offering the mounting groove in the grip block, and logical groove c has been seted up to the inner wall of mounting groove, the mounting groove internal rotation is connected with the two-way lead screw b of vertical setting, and the rear end of two-way lead screw b extends to the grip block rear side, the equal spiro union in both ends of two-way lead screw b has thread bush b, and thread bush b's the inner rotates through two otic placode an and is connected with the bull stick, two the one end that the bull stick is close to each other all rotates and is connected with two otic placode b, two the outer end of two otic placode b is fixed with the movable plate jointly, and the arc wall has been seted up to the inner of movable plate, and both sides all are equipped with adjusting part around the arc wall, and both sides all are equipped with direction subassembly b around the adjusting part, the outside of two-way lead screw b is equipped with direction subassembly a, the rear side of two-way lead screw b is equipped with the runner assembly.

Preferably, the adjusting assembly comprises an accessory groove arranged in the movable plate, a through groove b arranged on the side wall of the movable plate is arranged on the inner side of the accessory groove, an arc-shaped rotating plate is rotatably connected in the accessory groove, the other end of the arc-shaped rotating plate extends into the through groove c, and a strong spring is fixed between the inner wall of the accessory groove and the arc-shaped rotating plate;

the guide assembly a comprises a guide sliding chute a arranged on the inner wall of the clamping plate, two guide sliding blocks a are connected in the guide sliding chute a in a sliding mode, and the guide sliding blocks a are fixedly connected with a threaded sleeve b through short rods;

the rotating assembly comprises a disc fixed at the rear end of the bidirectional screw rod b, a hidden groove is formed in the rear end of the disc, and a rotating handle is rotatably connected in the hidden groove.

Preferably, the guide assembly b comprises guide sliding chutes b arranged on the front wall and the rear wall inside the clamping plate, guide sliding blocks b are connected in the guide sliding chutes b in a sliding mode, moving rods are fixed at the ends, close to each other, of the guide sliding blocks b, and the moving rods are fixedly connected with the part matching grooves.

Compared with the prior art, the utility model discloses following profitable technological effect has:

through improving the clamp, the clamp can be switched to the shape of the clamping plate at will, so that the clamp is convenient for clamping plane workpieces and cambered surface workpieces, and is also convenient for clamping workpieces with different cambered surfaces, thereby effectively avoiding the complex process caused by replacement and saving a large amount of time.

Drawings

Fig. 1 is a schematic top view, partially in section, of an embodiment of the present invention;

fig. 2 is a schematic perspective view of fig. 1.

Reference numerals: 1. an operation panel; 2. a transmission mechanism; 21. a transverse groove; 22. a sliding groove; 23. a bidirectional screw rod a; 24. a threaded sleeve a; 25. a guide plate; 26. a positioning column; 27. a belt pulley; 28. shaking the wheel; 3. a clamping mechanism; 31. a mobile box; 32. a clamping plate; 33. a spring; 34. a through groove a; 4. a replacement mechanism; 41. mounting grooves; 42. a bidirectional screw rod b; 43. a threaded sleeve b; 44. a rotating rod; 45. moving the plate; 46. an adjustment assembly; 461. a fitting groove; 462. a through groove b; 463. an arc-shaped rotating plate; 464. a strong spring; 47. a guide component a; 471. a guide chute a; 472. a guide slide block a; 48. a guide component b; 481. a guide chute b; 482. a guide slide block b; 483. a travel bar; 49. a rotating assembly; 491. a disc; 492. a hidden groove; 493. rotating the handle; 410. and a through groove c.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in figures 1 and 2, the utility model provides a cambered surface holder for numerically-controlled machine tool, including operation panel 1, the top of operation panel 1 is equipped with fixture 3 that carries out the centre gripping to the machined part, fixture 3 includes that operation panel 1 top is equipped with two mobile boxes 31 of vertical setting, the inner of mobile box 31 is seted up logical groove a34, be equipped with the vertical plate in the mobile box 31, the inner of vertical plate is fixed with grip block 32, and the inner of grip block 32 extends to the mobile box 31 inboard through logical groove a34, be fixed with two horizontal spring 33 between the outer end of vertical plate and the mobile box 31 inner wall, the below of fixture 3 is equipped with drive mechanism 2 that drives its removal, be equipped with two replacement mechanism 4 that carry out the adjustment according to the work piece shape on the grip block 3, and two replacement mechanism 4 symmetry settings, replacement mechanism 4 includes the mounting groove 41 of seting up in grip block 32, the inner wall of the mounting groove 41 is provided with a through groove c410, the mounting groove 41 is rotationally connected with a longitudinally arranged bidirectional screw rod b42, the rear end of the bidirectional screw rod b42 extends to the rear side of the clamping plate 32, both ends of the bidirectional screw rod b42 are both screwed with a thread sleeve b43, the inner end of the thread sleeve b43 is rotationally connected with a rotating rod 44 through a double-lug plate a, the mutually adjacent ends of the two rotating rods 44 are both rotationally connected with a double-lug plate b, the outer ends of the two double-lug plates b are jointly fixed with a moving plate 45, the inner end of the moving plate 45 is provided with an arc-shaped groove, the front side and the rear side of the arc-shaped groove are both provided with adjusting components 46, the front side and the rear side of each adjusting component 46 are both provided with a guide component b48, the outer side of a double-lug plate b42 is provided with a guide component a47, the rear side of the bidirectional screw rod b42 is provided with a rotating component 49, each adjusting component 46 comprises a matching groove 461 arranged in the moving plate 45, the inner side of the matching groove 461 is provided with a through groove 462 b arranged on the side wall of the moving plate 45, an arc-shaped rotating plate 463 is rotatably connected in the fitting groove 461, the other end of the arc-shaped rotating plate 463 extends into the through groove c410, and a strong spring 464 is fixed between the inner wall of the fitting groove 461 and the arc-shaped rotating plate 463; the guide assembly a47 comprises a guide sliding chute a471 arranged on the inner wall of the clamping plate 32, two guide sliding blocks a472 are connected in the guide sliding chute a471 in a sliding manner, and the guide sliding blocks a472 are fixedly connected with a threaded sleeve b43 through short rods; the rotating assembly 49 comprises a disc 491 fixed at the rear end of a bidirectional screw b42, a hidden groove 492 is formed at the rear end of the disc 491, a rotating handle 493 is rotatably connected in the hidden groove 492, the guiding assembly b48 comprises guiding sliding grooves b481 arranged on the front wall and the rear wall inside the clamping plate 32, guiding sliding blocks b482 are slidably connected in the guiding sliding grooves b481, a moving rod 483 is fixed at one end of each of the two guiding sliding blocks b482 close to each other, and the moving rod 483 is fixedly connected with the accessory groove 461.

The working principle of the arc surface clamp holder for the numerical control machine tool based on the first embodiment is that when the two moving boxes 31 approach each other, the clamping plate 32 contacts with the plane workpiece, and when the two moving boxes 31 contact with each other, the clamping plate 32 drives the longitudinal plate to move, and further the spring 33 is compressed, so that the plane workpiece is further conveniently clamped, when the arc surface workpiece needs to be clamped, the rotating handle 493 is rotated to separate the arc surface workpiece from the blind groove 492, then the rotating handle 493 is held to rotate the disc 491, the rotation of the disc 491 causes the two-way lead screw b42 to rotate, the rotation of the two-way lead screw b42 causes the threaded sleeve b43 to move through the guidance of the short rod and the guide slider a472, further the two threaded sleeves b43 approach each other, further the rotating rod 44 rotates, further the 45 moves towards the inner side of the clamping plate 32, and the moving plate 45 moves, the carriage release lever 483 can regard as the direction and remove simultaneously with direction slider b482, when the arc changes the board 463 and contacts with the cambered surface machined part, can make the arc change the board 463 and take place to rotate to can extrude powerful spring 464, when the arc wall contacts with the cambered surface, the arc changes board 463 can the stall, and then the convenience carries out the centre gripping to different cambered surface machined parts.

Example two

As shown in fig. 2, the utility model provides a cambered surface holder for digit control machine tool compares in embodiment one, and this embodiment still includes: the transmission mechanism 2 comprises two transverse grooves 21 arranged at the upper end of the operating board 1, a sliding groove 22 arranged in the operating board 1 is arranged between the two transverse grooves 21, the sliding groove 22 is communicated with the transverse grooves 21, a transversely arranged bidirectional screw a23 is rotationally connected in the transverse grooves 21, the right end of the bidirectional screw a23 extends to the outer side of the operating board 1, threaded sleeves a24 are screwed at the left end and the right end of the bidirectional screw a23, guide plates 25 are fixed between the two threaded sleeves a24 at the left side and between the two threaded sleeves a24 at the right side, the guide plates 25 are located in the sliding grooves 22, a positioning column 26 is fixed at the upper end of each threaded sleeve a24, the upper end of the positioning column 26 is fixedly connected with the lower end of the moving box 31, the transmission mechanism 2 further comprises a belt pulley 27 fixed at the right end of the bidirectional screw a23, the two belt pulleys 27 are connected through belt transmission, and a rocking wheel 28 is fixed at the right end of any belt pulley 27.

In this embodiment, through rocking wheel 28, rocking wheel 28 can make two belt pulleys 27 drive, and the rotation of belt pulley 27 can make two-way lead screw a23 rotate, further can make reference column 26 move through the direction of deflector 25, and then can make left deflector 25 and right deflector 25 be close to each other, and further can make reference column 26 move, makes two movable box 31 be close to each other simultaneously to the removal of convenient movable box 31.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides an cambered surface holder for digit control machine tool, includes operation panel (1), its characterized in that: the automatic workpiece clamping device is characterized in that a clamping mechanism (3) for clamping a workpiece is arranged above the operating plate (1), a transmission mechanism (2) for driving the clamping mechanism (3) to move is arranged below the clamping mechanism (3), two replacement mechanisms (4) which are adjusted according to the shape of the workpiece are arranged on the clamping mechanism (3), and the two replacement mechanisms (4) are symmetrically arranged.

2. The arc surface gripper for the numerical control machine tool according to claim 1, characterized in that: fixture (3) are equipped with two vertical removal case (31) that set up including operation panel (1) top, and logical groove a (34) have been seted up to the inner of removal case (31), be equipped with vertical plate in removal case (31), vertical plate's the inner is fixed with grip block (32), and the inner of grip block (32) extends to removal case (31) inboard through leading to groove a (34), be fixed with two horizontal spring (33) that set up between vertical plate's outer end and removal case (31) inner wall.

3. The arc surface gripper for the numerical control machine tool according to claim 2, characterized in that: the transmission mechanism (2) comprises two transverse grooves (21) arranged at the upper end of the operating plate (1), a sliding groove (22) arranged in the operating plate (1) is arranged between the two transverse grooves (21), the sliding groove (22) is communicated with the transverse groove (21), the transverse groove (21) is rotationally connected with a bidirectional screw rod a (23) which is transversely arranged, the right end of the bidirectional screw rod a (23) extends to the outer side of the operating plate (1), the left end and the right end of the bidirectional screw rod a (23) are both screwed with threaded sleeves a (24), a guide plate (25) is fixed between the two threaded sleeves a (24) on the left side and between the two threaded sleeves a (24) on the right side, and the guide plate (25) is positioned in the sliding groove (22), the upper end of the threaded sleeve a (24) is fixed with a positioning column (26), and the upper end of the positioning column (26) is fixedly connected with the lower end of the movable box (31).

4. The arc surface gripper for the numerical control machine tool according to claim 3, wherein: the transmission mechanism (2) further comprises a belt pulley (27) fixed at the right end of the bidirectional screw rod a (23), the belt pulley (27) is connected in a belt transmission mode, and any one of the belt pulley (27) is fixed at the right end of the rocking wheel (28).

5. The arc surface gripper for the numerical control machine tool according to claim 4, wherein: the replacing mechanism (4) comprises a mounting groove (41) arranged in the clamping plate (32), a through groove c (410) is formed in the inner wall of the mounting groove (41), a vertically arranged two-way screw rod b (42) is connected in the mounting groove (41) in a rotating manner, the rear end of the two-way screw rod b (42) extends to the rear side of the clamping plate (32), threaded sleeves b (43) are screwed at the two ends of the two-way screw rod b (42), the inner end of the threaded sleeves b (43) is rotatably connected with rotating rods (44) through double-lug-plate a, one ends of the two rotating rods (44) close to each other are rotatably connected with the double-lug-plate b, the outer ends of the two double-lug-plate b are jointly fixed with a moving plate (45), an arc-shaped groove is formed in the inner end of the moving plate (45), adjusting assemblies (46) are arranged on the front side and the rear side of the arc-shaped groove, guide assemblies b (48) are arranged on the front side and the rear side of the adjusting assemblies (46), the outer side of the bidirectional screw rod b (42) is provided with a guide assembly a (47), and the rear side of the bidirectional screw rod b (42) is provided with a rotating assembly (49).

6. The arc surface gripper for the numerical control machine tool according to claim 5, wherein: the adjusting assembly (46) comprises an accessory groove (461) arranged in the moving plate (45), a through groove b (462) arranged on the side wall of the moving plate (45) is formed in the inner side of the accessory groove (461), an arc-shaped rotating plate (463) is rotatably connected in the accessory groove (461), the other end of the arc-shaped rotating plate (463) extends into the through groove c (410), and a strong spring (464) is fixed between the inner wall of the accessory groove (461) and the arc-shaped rotating plate (463);

the guide assembly a (47) comprises a guide sliding chute a (471) arranged on the inner wall of the clamping plate (32), two guide sliding blocks a (472) are connected in the guide sliding chute a (471) in a sliding mode, and the guide sliding blocks a (472) are fixedly connected with the threaded sleeve b (43) through short rods;

the rotating assembly (49) comprises a disc (491) fixed at the rear end of the bidirectional screw rod b (42), a hidden groove (492) is formed in the rear end of the disc (491), and a rotating handle (493) is rotationally connected in the hidden groove (492).

7. The arc surface gripper for the numerical control machine tool according to claim 6, wherein: the guide assembly b (48) comprises guide sliding grooves b (481) which are arranged on the front wall and the rear wall inside the clamping plate (32), guide sliding blocks b (482) are connected in the guide sliding grooves b (481) in a sliding mode, moving rods (483) are fixed at one ends, close to each other, of the two guide sliding blocks b (482), and the moving rods (483) are fixedly connected with the accessory groove (461).