CN214816728U

CN214816728U - Adjustable multi-point positioning machine-building anchor clamps

Info

Publication number: CN214816728U
Application number: CN202121216832.9U
Authority: CN
Inventors: 张静; 崔嘉龙; 张禹鹏
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-23
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses an adjustable multi-point positioning mechanical manufacturing clamp, which comprises a clamp table, wherein a fixed seat is fixedly arranged on the upper surface of the clamp table, a length adjusting mechanism is fixedly arranged on the upper surface of the clamp table, and an angle adjusting mechanism is fixedly arranged on the surface of the length adjusting mechanism; the length adjusting mechanism comprises a slide rail, the slide rail is fixedly connected with a clamp table, the surface of the slide rail is symmetrically and slidably connected with a sliding block, compared with the prior art, the first handle is clockwise turned to drive the double-threaded screw to rotate, the double-threaded screw rotates in a threaded manner and simultaneously drives two groups of connecting plates to move in opposite directions, the connecting plates drive the sliding block to move along the surface horizontal direction of the slide rail, the sliding block drives the movable plate and the angle adjusting mechanism to move, and the double-threaded screw is stopped after a mechanical workpiece to be machined is clamped by the clamping sleeve, so that the clamping of the mechanical workpiece with different lengths is completed, and the stability of the subsequent machining of the mechanical workpiece is effectively improved.

Description

Adjustable multi-point positioning machine-building anchor clamps

Technical Field

The utility model relates to a machine-building anchor clamps technical field specifically is an adjustable multiple spot location machine-building anchor clamps.

Background

And (3) mechanically manufacturing a clamp: the mechanical manufacturing clamp is used on a lathe, a drilling machine and the like and is used for clamping a mechanical workpiece and enabling the mechanical workpiece not to shake in the machining process. The mechanical manufacturing clamp in the prior art has the following problems:

because the lengths of machined mechanical workpieces are different, most of mechanical manufacturing fixtures in the prior art can only clamp the mechanical workpieces with fixed lengths, and inclined surfaces of the mechanical workpieces are required to be machined frequently, and the mechanical manufacturing fixtures in the prior art cannot rotate the clamped mechanical workpieces, so that the mechanical manufacturing fixtures are poor in flexibility.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable multiple spot location machine-building anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable multi-point positioning mechanical manufacturing clamp comprises a clamp table, wherein a fixed seat is fixedly mounted on the upper surface of the clamp table, a length adjusting mechanism is fixedly arranged on the upper surface of the clamp table, and an angle adjusting mechanism is fixedly arranged on the surface of the length adjusting mechanism;

length adjustment mechanism is including the slide rail, slide rail and anchor clamps platform fixed connection, the surperficial symmetry sliding connection of slide rail has the slider, fixedly connected with connecting plate between the slider, it is two sets of the equal fixed mounting in one side of connecting plate has first thread bush, and is two sets of the screw thread rotates between the first thread bush and is connected with double-thread screw, double-thread screw and fixing base rotate to be connected, the last fixed surface of slider is connected with the movable plate.

Preferably, the stabilizing seats are uniformly distributed and fixedly installed on the lower surface of the clamp table.

Preferably, the upper surface of the clamp table is symmetrically provided with sliding grooves, and the lower surfaces of the sliding rails are fixedly connected with the bottom surfaces of the inner walls of the sliding grooves.

Preferably, one end of the double-end screw is fixedly connected with a first handle.

Preferably, angle adjustment mechanism is including the bearing housing, bearing housing and movable plate fixed connection, and is two sets of the inner wall of bearing housing all rotates and is connected with the dwang, and is two sets of the equal fixedly connected with centre gripping cover of one end of dwang, centre gripping cover and movable plate active contact are two sets of the lower surface of centre gripping cover all rotates and is connected with hydraulic telescoping rod, hydraulic telescoping rod and movable plate rotate and connect, and are two sets of the equal fixed mounting in upper surface of movable plate has second thread bush, and is two sets of the equal screw thread of inner wall of second thread bush rotates and is connected with the threaded rod, the draw-in groove has been seted up to the upper surface of centre gripping cover, the surperficial movable joint of draw-in groove has the fixture block, fixture block and threaded rod rotate and connect.

Preferably, the inner wall fixedly connected with guard plate of centre gripping cover, two sets of the equal fixedly connected with second handle in upper end of threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the first handle is clockwise turned to drive the double-threaded screw to rotate, the double-threaded screw is rotated in a threaded manner and simultaneously drives the two groups of connecting plates to move in opposite directions, the connecting plates drive the sliding block to move along the surface horizontal direction of the sliding rail, the sliding block drives the moving plate and the angle adjusting mechanism to move, and the turning of the double-threaded screw is stopped after the clamping sleeve clamps a mechanical workpiece to be machined, so that the clamping of the mechanical workpieces with different lengths is completed, and the stability of the subsequent machining of the mechanical workpiece is effectively improved;

2. through clockwise knob second handle, the second handle drives the threaded rod clockwise rotation, and the clockwise screw thread of threaded rod rotates the decline and drives the one end decline of clamping sleeve, and the other end of clamping sleeve rises and makes hydraulic telescoping rod be in the state of extending, and the mechanical parts who is held by the clamping sleeve changes along with the angle of clamping sleeve and synchronous variation to the angle modulation of treating processing mechanical parts has been accomplished, and then the effectual flexibility that improves the mechanical manufacturing anchor clamps.

Drawings

FIG. 1 is a right side schematic view of the clamping table of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the left side of the clamping table of the present invention;

fig. 4 is an enlarged schematic view of a portion B of fig. 3 according to the present invention;

in the figure: 1. a jig stage; 11. a stabilizing base; 12. a fixed seat; 2. a length adjustment mechanism; 21. a slide rail; 22. a sliding groove; 23. a slider; 24. a connecting plate; 25. a first threaded sleeve; 26. a double-ended screw; 27. a first handle; 28. moving the plate; 3. an angle adjusting mechanism; 31. a bearing housing; 32. rotating the rod; 33. a clamping sleeve; 34. a protection plate; 35. a hydraulic telescopic rod; 36. a second threaded sleeve; 37. a threaded rod; 38. a second handle; 39. a card slot; 391. and (7) clamping blocks.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an adjustable multi-point positioning mechanical manufacturing clamp comprises a clamp table 1, wherein a fixed seat 12 is fixedly mounted on the upper surface of the clamp table 1, a length adjusting mechanism 2 is fixedly arranged on the upper surface of the clamp table 1, workpieces to be processed with different lengths can be conveniently clamped by adjusting the length adjusting mechanism 2, an angle adjusting mechanism 3 is fixedly arranged on the surface of the length adjusting mechanism 2, and the mechanical workpieces to be processed can be conveniently rotated by adjusting the angle adjusting mechanism 3;

length adjustment mechanism 2 is including slide rail 21,

slide rail

21 and 1 fixed connection of anchor clamps platform, the surface symmetry sliding connection of slide rail 21 has slider 23, slider 23 can slide at the surperficial horizontal direction of slide rail 21, fixedly connected with connecting plate 24 between the slider 23, the equal fixed mounting in one side of two sets of connecting plates 24 has first thread bush 25, screw rotation is connected with double-threaded screw 26 between two sets of first thread bushes 25, through knob double-threaded screw 26, double-threaded screw 26 can drive connecting plate 24 and slider 23 and remove along the surperficial horizontal direction of slide rail 21, double-threaded screw 26 and fixing base 12 rotate to be connected, the last fixed surface of slider 23 is connected with movable plate 28, slider 23 can drive movable plate 28 horizontal direction and remove.

As an embodiment of the present invention, the lower surface of the fixture table 1 is uniformly distributed and fixed with the stabilizing base 11, and the stabilizing base 11 can effectively improve the stability of the fixture table 1.

As an embodiment of the present invention, the sliding groove 22 has been symmetrically opened on the upper surface of the fixture table 1, and the lower surface of the sliding rail 21 and the inner wall bottom surface of the sliding groove 22 are fixedly connected, and by opening the sliding groove 22, the sliding rail 21 can be conveniently and fixedly installed.

As an embodiment of the present invention, the first handle 27 of one end fixedly connected with of the double-end screw 26, through the first handle 27 of the knob, the first handle 27 can drive the double-end screw 26 to rotate.

As an embodiment of the present invention, the angle adjusting mechanism 3 comprises a bearing sleeve 31, the bearing sleeve 31 is fixedly connected with the movable plate 28, the inner walls of two sets of bearing sleeves 31 are rotatably connected with a rotating rod 32, the rotating rod 32 can rotate on the inner wall of the bearing sleeve 31, one ends of two sets of rotating rods 32 are fixedly connected with a clamping sleeve 33, the clamping sleeve 33 can rotate around the axis of the rotating rod 32, the mechanical workpiece to be processed can be placed inside the clamping sleeve 33, the clamping sleeve 33 is movably contacted with the movable plate 28, the lower surfaces of two sets of clamping sleeves 33 are rotatably connected with a hydraulic telescopic rod 35, the hydraulic telescopic rod 35 can support the clamping sleeve 33, the hydraulic telescopic rod 35 is rotatably connected with the movable plate 28, the upper surfaces of two sets of movable plates 28 are fixedly provided with a second threaded sleeve 36, the inner walls of two sets of second threaded sleeves 36 are rotatably connected with a threaded rod 37, the threaded rod 37 can rotate on the inner wall of the second threaded sleeve 36, through knob threaded rod 37, threaded rod 37 can drive clamping sleeve 33 lift, and draw-in groove 39 has been seted up to the upper surface of clamping sleeve 33, and the movable joint in surface of draw-in groove 39 has fixture block 391, and fixture block 391 and threaded rod 37 rotate to be connected, and threaded rod 37 can rotate on the surface of fixture block 391, and fixture block 391 can drive threaded rod 37 and slide in the surface horizontal direction of draw-in groove 39.

As an embodiment of the utility model, the inner wall fixedly connected with guard plate 34 of centre gripping cover 33, the work surface that guard plate 34 can avoid being held by centre gripping cover 33 receives wearing and tearing, and the equal fixedly connected with second handle 38 in upper end of two sets of threaded rods 37, through knob second handle 38, second handle 38 can drive threaded rod 37 and rotate.

The working principle is as follows: when mechanical workpieces with different lengths need to be clamped, a worker firstly inserts one end of the mechanical workpiece to be machined into the interior of the protection plate 34 on the left side of the clamp table 1, the mechanical workpiece to be machined and the clamp table 1 are in a parallel state, then the first handle 27 is turned clockwise, the first handle 27 drives the double-headed screw 26 to rotate, the double-headed screw 26 drives the two groups of connecting plates 24 to move oppositely while rotating in a threaded manner, meanwhile, the two groups of connecting plates 24 drive the two groups of corresponding sliding blocks 23 to move oppositely along the surface horizontal direction of the corresponding sliding rail 21, the four groups of sliding blocks 23 drive the corresponding moving plates 28 and the angle adjusting mechanisms 3 to move oppositely, the double-headed screw 26 is turned to stop until the other end of the mechanical workpiece to be machined is inserted into the interior of the protection plate 34 on the right side of the clamp table 1, and then the mechanical workpieces with different lengths are clamped, further effectively improving the stability of the subsequent processing machine workpiece, when the mechanical workpiece needs to be processed by beveling, a worker firstly turns clockwise two groups of second handles 38, the two groups of second handles 38 drive the corresponding threaded rods 37 to rotate clockwise, the two groups of threaded rods 37 rotate clockwise and descend to drive the corresponding fixture blocks 391 to slide along the surfaces of the corresponding fixture grooves 39 and simultaneously drive one ends of the corresponding clamping sleeves 33 to descend, because the two groups of clamping sleeves 33 and the corresponding rotating rods 32 are in a rotating connection relationship, the other ends of the two groups of clamping sleeves 33 ascend and enable the corresponding hydraulic telescopic rods 35 to be in an extending state, meanwhile, the mechanical workpiece clamped by the two groups of clamping sleeves 33 synchronously changes along with the angle change of the two groups of clamping sleeves 33, and then the two groups of second handles 38 are turned simultaneously stopped until the angle of the workpiece to be processed meets the requirements of beveling operation, thereby the angle adjustment of the workpiece of the machine to be processed is completed, and the flexibility of the mechanical manufacturing clamp is effectively improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable multipoint positioning mechanical manufacturing clamp comprises a clamp table (1) and is characterized in that a fixed seat (12) is fixedly mounted on the upper surface of the clamp table (1), a length adjusting mechanism (2) is fixedly arranged on the upper surface of the clamp table (1), and an angle adjusting mechanism (3) is fixedly arranged on the surface of the length adjusting mechanism (2);

length adjustment mechanism (2) are including slide rail (21), slide rail (21) and anchor clamps platform (1) fixed connection, the surperficial symmetry sliding connection of slide rail (21) has slider (23), fixedly connected with connecting plate (24) between slider (23), it is two sets of the equal fixed mounting in one side of connecting plate (24) has first thread bush (25), and is two sets of screw thread rotation is connected with double-thread screw (26) between first thread bush (25), double-thread screw (26) and fixing base (12) rotate the connection, the last fixed surface of slider (23) is connected with movable plate (28).

2. The adjustable multi-point positioning machine manufacturing fixture of claim 1, wherein: stabilizing seats (11) are uniformly distributed and fixedly installed on the lower surface of the clamp table (1).

3. The adjustable multi-point positioning machine manufacturing fixture of claim 1, wherein: the upper surface of the clamp table (1) is symmetrically provided with sliding grooves (22), and the lower surface of the sliding rail (21) is fixedly connected with the bottom surface of the inner wall of each sliding groove (22).

4. The adjustable multi-point positioning machine manufacturing fixture of claim 1, wherein: one end of the double-end screw rod (26) is fixedly connected with a first handle (27).

5. The adjustable multi-point positioning machine manufacturing fixture of claim 1, wherein: the angle adjusting mechanism (3) comprises a bearing sleeve (31), the bearing sleeve (31) is fixedly connected with a movable plate (28), the inner wall of the bearing sleeve (31) is connected with a rotating rod (32) in a rotating mode, the two ends of the rotating rod (32) are fixedly connected with clamping sleeves (33), the clamping sleeves (33) are in movable contact with the movable plate (28), the two groups of clamping sleeves (33) are connected with a hydraulic telescopic rod (35) in a rotating mode, the hydraulic telescopic rod (35) is connected with the movable plate (28) in a rotating mode, the two groups of movable plate (28) are fixedly provided with second threaded sleeves (36) on the upper surface, the two groups of second threaded sleeves (36) are connected with threaded rods (37) in a threaded rotating mode, a clamping groove (39) is formed in the upper surface of the clamping sleeve (33), and a clamping block (391) is clamped on the surface of the clamping groove (39), the clamping block (391) is rotatably connected with the threaded rod (37).

6. The adjustable multi-point positioning machine manufacturing fixture of claim 5, wherein: the inner wall fixedly connected with guard plate (34) of centre gripping cover (33), two sets of the equal fixedly connected with second handle (38) in upper end of threaded rod (37).