CN210588225U

CN210588225U - Clamp for long shaft machining

Info

Publication number: CN210588225U
Application number: CN201921294516.6U
Authority: CN
Inventors: 洪松
Original assignee: Jinxiong Suzhou Intelligent Technology Co ltd
Current assignee: Jinxiong Suzhou Intelligent Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-05-22
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a long shaft processing clamp, relating to the technical field of mechanical processing equipment; the clamping device comprises a clamping seat, wherein a connecting rod B and a connecting rod C are hinged to two ends of the bottom of the clamping seat respectively, the bottom of the connecting rod B is hinged to a moving block A, and two ends of the connecting rod A are hinged to the lower portion of the moving block A and the upper portion of a base respectively; the bottom of the connecting rod C is hinged to the moving block B, and two ends of the connecting rod D are respectively hinged to the lower portion of the moving block B and the upper portion of the base; two ends of the lead screw are respectively arranged through threaded holes in the A moving block and the B moving block; the thread turning directions of two ends of the screw rod are opposite, and one end of the screw rod is provided with a hand wheel; the clamping seat is also provided with a clamping assembly with an adjustable position; the clamping assembly is also provided with a pressure sensor; and the clamping seat is also provided with a height display assembly. The utility model discloses satisfy the demand of different machining heights, the simultaneous control clamp force protects A movable block, D connecting rod and lead screw etc. and does not receive the damage.

Description

Clamp for long shaft machining

Technical Field

The utility model relates to a machining equipment technical field specifically is a long axis processing anchor clamps.

Background

The numerical control lathe is used for processing slender shaft parts, and firstly, the slender shaft needs to be clamped and positioned. In the prior art, only the long shaft can be clamped, the machining height of the long shaft cannot be adjusted, and the requirements of different machining heights cannot be met, so that the clamp for machining the long shaft with the adjustable clamping height needs to be arranged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps are used in major axis processing 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:

a long shaft machining clamp comprises a clamping seat, wherein a connecting rod B and a connecting rod C are hinged to two ends of the bottom of the clamping seat respectively, the bottom of the connecting rod B is hinged to a moving block A, and two ends of the connecting rod A are hinged to the lower portion of the moving block A and the upper portion of a base respectively; the bottom of the connecting rod C is hinged to the moving block B, and two ends of the connecting rod D are respectively hinged to the lower portion of the moving block B and the upper portion of the base; two ends of the lead screw are respectively arranged through threaded holes in the A moving block and the B moving block; the thread turning directions of two ends of the screw rod are opposite, and one end of the screw rod is provided with a hand wheel; the clamping seat is also provided with a clamping assembly with an adjustable position; the clamping assembly is also provided with a pressure sensor; and the clamping seat is also provided with a height display assembly.

As a further aspect of the present invention: the display assembly comprises a sleeve fixedly arranged at the lower end of the clamping seat, the sleeve is arranged in a hollow mode, the upper end of the scale is arranged in the sleeve, and the bottom of the scale is fixedly arranged on the base.

As a further aspect of the present invention: the clamping assembly comprises a lifting rod, the upper end and the lower end of the lifting rod are fixedly mounted on the mounting seat and the clamping seat respectively, and the mounting plate is arranged at the bottom of the mounting seat through an elastic connecting piece.

As a further aspect of the present invention: a pressure sensor is arranged between the mounting plate and the mounting seat; and a display is arranged on the pressure sensor.

As a further aspect of the present invention: the bottom of the mounting plate is provided with a plurality of supporting rods, and the bottoms of the supporting rods are provided with pressing blocks matched with the V blocks; the V-shaped block is arranged in a groove on the clamping seat.

As a further aspect of the present invention: the upper end of the supporting rod is arranged in a sliding groove in the mounting plate in a sliding mode.

As a further aspect of the present invention: the elastic connecting piece comprises a telescopic rod, two ends of the telescopic rod are fixedly mounted on the mounting seat and the mounting plate respectively, the elastic connecting piece is sleeved outside the telescopic rod, and two ends of the elastic connecting piece are fixed on the mounting plate and the mounting seat respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the lead screw is driven to rotate through the hand wheel, and the spiral directions of the two ends of the lead screw are different, so that the lead screw drives the moving block A and the moving block B to be close to or far away from each other when rotating, the height of the clamping seat is adjusted, and the requirements of different processing heights are met; the height display assembly is arranged to display the adjusted height conveniently; the clamping force is convenient to control by arranging the pressure sensor; the utility model discloses satisfy the demand of different machining heights, the simultaneous control clamp force protects A movable block, D connecting rod and lead screw etc. and does not receive the damage.

Drawings

Fig. 1 is a schematic structural view of a long axis machining jig.

Fig. 2 is a schematic structural view of a clamping seat in the long-axis machining jig.

Fig. 3 is a schematic structural view of a lead screw in the jig for long axis machining.

In the figure: the device comprises a base-1, a connecting rod-2A, a moving block-3A, a connecting rod-4B, a scale-5, a sleeve-6, a clamping seat-7, a lifting rod-8, a mounting seat-9, a pressure sensor-10, a supporting rod-11, a V block-12, a hand wheel-13, a lead screw-14, a connecting rod-15C, a moving block-16B, a connecting rod-17D, an elastic connecting piece-18, a pressing block-19 and a mounting plate-20.

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.

Example 1

Referring to fig. 1, in embodiment 1 of the present invention, a long shaft machining fixture includes a clamping seat 7, two ends of the bottom of the clamping seat 7 are respectively hinged to a B connecting rod 4 and a C connecting rod 15, the bottom of the B connecting rod 4 is hinged to an a moving block 3, and two ends of an a connecting rod 2 are respectively hinged to the lower portion of the a moving block 3 and the upper portion of a base 1; the bottom of the C connecting rod 15 is hinged to the B moving block 16, and two ends of the D connecting rod 17 are respectively hinged to the lower part of the B moving block 16 and the upper part of the base 1; two ends of the lead screw 14 are respectively arranged through threaded holes in the A moving block 3 and the B moving block 16; the thread turning directions of the two ends of the screw rod 14 are opposite, and a hand wheel 13 is arranged at one end of the screw rod 14; the clamping seat 7 is also provided with a clamping assembly with an adjustable position; the clamping assembly is also provided with a pressure sensor 10; and a height display assembly is also arranged on the clamping seat 7.

Specifically, the lead screw 14 is driven to rotate through the hand wheel 13, and the lead screw 14 drives the moving block a 3 and the moving block B16 to approach or separate from each other when rotating because the spiral directions of the two ends of the lead screw 14 are different; the height of the clamping seat 7 is adjusted to meet the requirements of different processing heights; the height display assembly is arranged to display the adjusted height conveniently; the control of the clamping force is facilitated by the provision of the pressure sensor 10.

Example 2

Referring to fig. 1 to 3, the main difference between the present embodiment 2 and the present embodiment 1 is that the display assembly includes a sleeve 6 fixedly disposed at a lower end of a clamping seat 7, the sleeve 6 is hollow, an upper end of a scale 5 is disposed inside the sleeve 6, and a bottom of the scale 5 is fixedly mounted on the base 1.

When the sleeve 6 moves upwards or downwards along with the clamping seat 7, the lower edge of the sleeve 6 blocks the scale on the clamping seat 7, so that the sleeve 6 is exposed out of the scale on the height of the clamping seat 7.

The clamping assembly comprises a lifting rod 8, the upper end and the lower end of the lifting rod 8 are fixedly installed on an installation seat 9 and a clamping seat 7 respectively, an installation plate 20 is arranged at the bottom of the installation seat 9 through an elastic connecting piece 18, and a pressure sensor 10 is arranged between the installation plate 20 and the installation seat 9; a display is arranged on the pressure sensor 10; the pressure sensor 10 is provided to display the pressure.

A plurality of supporting rods 11 are arranged at the bottom of the mounting plate 20, and pressing blocks 19 matched with the V blocks 12 are arranged at the bottoms of the supporting rods 11; the V-block 12 is mounted in a recess in the clamping shoe 7. The provision of the pressing block 19 and the mounting plate 20 facilitates the clamping of the long shaft.

The upper end of the supporting rod 11 is arranged in a sliding groove on the mounting plate 20 in a sliding mode, and the position of the supporting rod 11 is adjusted by the arrangement, so that the clamping requirements of different long shafts are met.

Elastic connection 18 includes that both ends are the telescopic link of fixed mounting on mount pad 9 and mounting panel 20 respectively, elastic connection 18 has been put to the telescopic link outside cover, elastic connection 18's both ends are fixed respectively on mounting panel 20 and mount pad 9.

The lifting rod 8 is a cylinder.

The utility model discloses a theory of operation is:

the lead screw 14 is driven to rotate through the hand wheel 13, and the lead screw 14 drives the moving block A3 and the moving block B16 to approach or separate from each other when rotating due to different spiral directions at two ends of the lead screw 14; the height of the clamping seat 7 is adjusted, and the height is controlled by observing the number on the scale 5; the requirements of different processing heights are met; the shaft to be processed is placed in the V-shaped block 12, the lifting rod 8 drives the mounting seat 9 to drive the mounting plate 20 and the support rod 11 to move downwards through the elastic connecting piece 18, the pressing block 19 presses the long shaft on the V-shaped block 12 downwards, pressure force is sensed, pressing force is displayed, and damage to the A moving block 3, the D connecting rod 17, the lead screw 14 and the like caused by overlarge pressure is prevented.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The clamp for machining the long shaft comprises a clamping seat (7), wherein a B connecting rod (4) and a C connecting rod (15) are hinged to two ends of the bottom of the clamping seat (7) respectively, the bottom of the B connecting rod (4) is hinged to an A moving block (3), and two ends of an A connecting rod (2) are hinged to the lower portion of the A moving block (3) and the upper portion of a base (1) respectively; the device is characterized in that the bottom of the C connecting rod (15) is hinged to the B moving block (16), and two ends of the D connecting rod (17) are respectively hinged to the lower part of the B moving block (16) and the upper part of the base (1); two ends of the lead screw (14) are respectively arranged through threaded holes on the A moving block (3) and the B moving block (16); the thread turning directions of two ends of the screw rod (14) are opposite, and one end of the screw rod (14) is provided with a hand wheel (13); the clamping seat (7) is also provided with a clamping assembly with an adjustable position; the clamping assembly is also provided with a pressure sensor (10); and a height display assembly is further arranged on the clamping seat (7).

2. The clamp for processing the long shaft as claimed in claim 1, wherein the display assembly comprises a sleeve (6) fixedly arranged at the lower end of the clamping seat (7), the sleeve (6) is arranged in a hollow manner, the upper end of the scale (5) is arranged in the sleeve (6), and the bottom of the scale (5) is fixedly arranged on the base (1).

3. The clamp for machining the long shaft according to any one of claims 1 to 2, wherein the clamping assembly comprises a lifting rod (8), the upper end and the lower end of the lifting rod (8) are fixedly installed on the installation seat (9) and the clamping seat (7) respectively, and an installation plate (20) is arranged at the bottom of the installation seat (9) through an elastic connecting piece (18).

4. The jig for machining a long shaft according to claim 3, wherein a pressure sensor (10) is provided between the mounting plate (20) and the mounting base (9); and a display is arranged on the pressure sensor (10).

5. The clamp for processing the long shaft according to claim 4, wherein a plurality of supporting rods (11) are arranged at the bottom of the mounting plate (20), and a pressing block (19) matched with the V-shaped block (12) is arranged at the bottom of each supporting rod (11); the V-shaped block (12) is arranged in a groove on the clamping seat (7).

6. The jig for machining a long shaft according to claim 5, wherein the upper end of the strut (11) is slidably provided in a slide groove of the mounting plate (20).

7. The clamp for machining the long shaft according to claim 6, wherein the elastic connecting piece (18) comprises a telescopic rod, two ends of the telescopic rod are fixedly installed on the installation seat (9) and the installation plate (20) respectively, the elastic connecting piece (18) is sleeved outside the telescopic rod, and two ends of the elastic connecting piece (18) are fixed on the installation plate (20) and the installation seat (9) respectively.