CN219052959U - But coarse machining anchor clamps structure of inclination adjustment - Google Patents

Abstract

The utility model discloses a rough machining clamp structure capable of being adjusted in an inclined mode, which comprises a base, a clamping structure arranged on the base, a U-shaped support integrally formed on the base, wherein the clamping structure comprises a clamping bottom plate, a mandrel fixed on the clamping bottom plate, an upper taper sleeve, a lower taper sleeve and an expansion sleeve arranged between the upper taper sleeve and the lower taper sleeve are arranged on the mandrel, a pressing plate and a screwing screw rod are arranged at the top of the upper taper sleeve, the screwing screw rod penetrates through the pressing plate and is in threaded connection with the top of the mandrel, semicircular bulges are integrally formed in the middle of the bottom surface of the clamping bottom plate and are positioned in the U-shaped support and are rotatably connected through a shaft lever, and an adjusting cylinder is arranged on the bottom surface of the base and the bottom surface of the clamping bottom plate. The clamping device is reasonable in structural arrangement, can realize clamping and positioning of the workpiece through the clamping structure, and can be used for adjusting angles according to requirements so as to meet processing requirements of different positions, so that the stability and reliability of clamping are ensured, the improvement of the processing efficiency is facilitated, and the clamping device is high in applicability and good in practicability.

Description

But coarse machining anchor clamps structure of inclination adjustment

Technical Field

The utility model belongs to the technical field of workpiece clamping, and particularly relates to a rough machining clamp structure capable of being adjusted in an inclined mode.

Background

In motorcycle cylinder body course of working, need fix a position and process the work piece, chinese patent cn 20212243125. X lathe internal tension anchor clamps, it mainly comprises clamping base, mounting bracket, tension piece and tension dabber and tension actuating mechanism, and although it can satisfy the user demand of general condition, but it is mostly fixed setting, can't incline to realize side processing, need use anchor clamps in addition when realizing side processing, greatly reduced the efficiency of processing, the practicality is limited.

Disclosure of Invention

The utility model aims to provide a rough machining fixture structure capable of being adjusted obliquely, which is reasonable in structural arrangement and beneficial to improving machining efficiency.

The technical scheme for achieving the purpose is that the rough machining clamp structure capable of being adjusted in an inclined mode comprises a base and a clamping structure arranged on the base, wherein a U-shaped support is integrally formed on the base, the clamping structure comprises a clamping bottom plate and a mandrel fixed on the clamping bottom plate, an upper taper sleeve, a lower taper sleeve and an expansion sleeve arranged between the upper taper sleeve and the lower taper sleeve are arranged on the mandrel, a pressing plate and a screwing screw are arranged at the top of the upper taper sleeve, the screwing screw penetrates through the pressing plate and then is in threaded connection with the top of the mandrel, semicircular protrusions are integrally formed in the middle of the bottom surface of the clamping bottom plate and are rotatably connected with the U-shaped support through shafts, an adjusting cylinder is arranged on the bottom surface of the base and the bottom surface of the clamping bottom plate, and the bottom of the adjusting cylinder and a piston shaft are respectively in rotatable connection with the base and the clamping bottom plate through movable shafts.

The top surface of clamping bottom plate evenly is provided with inserts the chamber, it evenly is in the periphery of dabber to insert the chamber, still is provided with the bottom and inserts the floating pin of establishing at inserting the intracavity, the bottom of floating pin and insert the fixed buffer spring between the diapire in chamber.

And a control valve connected with the adjusting cylinder is fixed on the base.

The top and the bottom of the inner wall of the expansion sleeve are both horn-shaped guide parts, a strip-shaped expansion groove with an opening at the end part is arranged on the side wall of the expansion sleeve, and the upper taper sleeve and the lower taper sleeve are clamped in from the horn-shaped guide parts.

The U-shaped support is provided with angle indication scales, and the shaft rod is provided with a fixed angle pointer.

The upper taper sleeve and the lower taper sleeve are both metal structures.

The utility model has the positive effects that: the clamping device is reasonable in structural arrangement, is provided with the clamping bottom plate, is matched with the U-shaped bracket, the semicircular bulge and the adjusting cylinder, can realize clamping and positioning of a workpiece through the clamping structure, can perform angle adjustment according to requirements to meet processing requirements of different positions, and is provided with the floating pin, so that adjustment can be realized simultaneously when the angle is adjusted, the stability and the reliability of clamping are ensured, the improvement of the processing efficiency is facilitated, and the clamping device is high in applicability and good in practicability.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings, in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a base structure of the present utility model;

fig. 3 is a schematic structural view of the expansion sleeve according to the present utility model.

Reference numerals: the device comprises a base 1, a U-shaped bracket 2, a clamping structure 3, a clamping bottom plate 31, a mandrel 32, an upper taper sleeve 33, a lower taper sleeve 34, an expansion sleeve 35, a pressing plate 36, a screwing screw 37, a horn-shaped guide part 4, a strip-shaped expansion groove 5, a semicircular bulge 6, a shaft lever 7, an adjusting cylinder 8, a movable shaft 9, an inserting cavity 10, a floating pin 11, a buffer spring 12, a control valve 13, an angle indication scale 14 and an angle pointer 15.

Detailed Description

Example 1

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, a rough machining fixture structure capable of being adjusted in an inclined manner comprises a base 1, a clamping structure 3 arranged on the base, and a U-shaped bracket 2 integrally formed on the base.

The clamping structure 3 comprises a clamping bottom plate 31, a mandrel 32 fixed on the clamping bottom plate, an upper taper sleeve 33, a lower taper sleeve 34 and an expansion sleeve 35 arranged between the upper taper sleeve and the lower taper sleeve, wherein a pressing plate 36 and a screwing screw 37 are arranged at the top of the upper taper sleeve, and the screwing screw penetrates through the pressing plate and is in threaded connection with the top of the mandrel. The top and the bottom of the inner wall of the expansion sleeve are both horn-shaped guide parts 4, strip-shaped expansion grooves 5 with open ends are formed in the side walls of the expansion sleeve, and the upper taper sleeve and the lower taper sleeve are clamped in from the horn-shaped guide parts. When the device is used, the workpiece is sleeved on the outer side of the expansion sleeve, the screw is screwed to rotate and drive the pressing plate to downwards extrude the upper taper sleeve, and the expansion sleeve outwards expands and tightens the workpiece under the extrusion of the upper taper sleeve and the lower taper sleeve, so that the workpiece is positioned.

The middle part integrated into one piece of bottom surface of clamping bottom plate has semi-circular protruding 6, semi-circular protruding is in the U-shaped support and through the rotatable coupling of axostylus axostyle 7, the bottom surface of base and clamping bottom plate is provided with the regulation cylinder 8, the bottom and the piston shaft of regulation cylinder pass through loose axle 9 respectively with base and clamping bottom plate swivelling joint. In the practical application process, the semicircular bulge rotates in the U-shaped bracket by taking the shaft rod as the center through the expansion of the adjusting cylinder, the angle is adjusted by matching with the adjusting cylinder, the stability of the adjusting position can be ensured through the U-shaped bracket and the adjusting cylinder after the adjustment, the side part of the workpiece can be positioned above after the adjustment, and the side part is convenient to process and operate.

The top surface of clamping bottom plate evenly is provided with inserts chamber 10, insert the chamber evenly and be in the periphery of dabber, still be provided with the bottom and insert the floating pin 11 of establishing in inserting the intracavity, the bottom of floating pin and insert the fixed buffer spring 12 between the diapire of chamber. The periphery of the workpiece can be supported by the floating pin during use, so that displacement or inclination during processing is prevented.

And a control valve 13 connected with the adjusting cylinder is fixed on the base. The control operation to the adjusting cylinder is convenient to, and in the practical application process, be provided with angle indication scale 14 on the U-shaped support, fixed angle pointer 15 on the axostylus axostyle. The angle pointer can be used for indicating when the angle is adjusted, so that the adjustment stability of the angle is ensured.

The clamping device is reasonable in structural arrangement, is provided with the clamping bottom plate, is matched with the U-shaped bracket, the semicircular bulge and the adjusting cylinder, can realize clamping and positioning of a workpiece through the clamping structure, can perform angle adjustment according to requirements to meet processing requirements of different positions, and is provided with the floating pin, so that adjustment can be realized simultaneously when the angle is adjusted, the stability and the reliability of clamping are ensured, the improvement of the processing efficiency is facilitated, and the clamping device is high in applicability and good in practicability.

The standard components used in this embodiment may be purchased directly from the market, but the nonstandard structural components described in the specification may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that no specific description will be made here.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.

Claims (6)

1. The utility model provides a but coarse machining anchor clamps structure of inclination adjustment, includes the base, sets up the clamping structure on the base, its characterized in that: the integrated into one piece has the U-shaped support on the base, the clamping structure includes the clamping bottom plate, fixes dabber on the clamping bottom plate, the dabber is provided with taper sleeve, lower taper sleeve and the cover that rises that sets up between last taper sleeve and lower taper sleeve, the top of going up the taper sleeve is provided with the clamp plate and twists the screw rod, twist the screw rod pass behind the clamp plate with the top threaded connection of dabber, the bottom surface middle part integrated into one piece of clamping bottom plate has semi-circular arch, semi-circular arch is in but in the U-shaped support and through axostylus axostyle swivelling joint, the bottom surface of base and clamping bottom plate is provided with adjusting cylinder, adjusting cylinder's bottom and piston shaft pass through loose axle respectively with base and clamping bottom plate swivelling joint.

2. The tilt adjustable roughing fixture structure of claim 1, wherein: the top surface of clamping bottom plate evenly is provided with inserts the chamber, it evenly is in the periphery of dabber to insert the chamber, still is provided with the bottom and inserts the floating pin of establishing at inserting the intracavity, the bottom of floating pin and insert the fixed buffer spring between the diapire in chamber.

3. The tilt adjustable roughing fixture structure of claim 2, wherein: and a control valve connected with the adjusting cylinder is fixed on the base.

4. A tilt adjustable roughing fixture structure as in claim 3, wherein: the top and the bottom of the inner wall of the expansion sleeve are both horn-shaped guide parts, a strip-shaped expansion groove with an opening at the end part is arranged on the side wall of the expansion sleeve, and the upper taper sleeve and the lower taper sleeve are clamped in from the horn-shaped guide parts.

5. The tilt adjustable roughing fixture structure of claim 4, wherein: the U-shaped support is provided with angle indication scales, and the shaft rod is provided with a fixed angle pointer.

6. The tilt adjustable roughing fixture structure of claim 1, wherein: the upper taper sleeve and the lower taper sleeve are both metal structures.

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