CN217800418U - Freely telescopic lengthening clamp - Google Patents

Abstract

The utility model belongs to the technical field of anchor clamps, especially, for can freely stretch out and draw back extension anchor clamps, which comprises a fixed base, be provided with the adapter on the fixing base, the adapter is provided with fixed processing platform, the processing bench is provided with a plurality of processing lines, be provided with free telescopic machanism between fixing base and the adapter, the centre gripping has the work piece of processing on the processing line, work piece both ends spiral is fixed with the positioning bolt who sets up perpendicularly, the fixed oblique cylinder that is provided with the symmetry in processing platform both ends, the utility model discloses can freely stretch out and draw back extension anchor clamps and compensate the not enough defect of stroke, drive anchor clamps by the cylinder and slide, the bottom reference column is fixed a position by the cylinder drive when anchor clamps reach the position, and anchor clamps fixed product uses OK to press from both sides to fix, oblique cylinder drive the work piece oblique cutting and fixes, and drop-down cylinder drop-down goes on fixing and revolving cylinder is fixed, and multiple location sets up the stability of still guaranteeing processing on can freely flexible basis.

Description

Freely telescopic lengthening clamp

Technical Field

The utility model belongs to the technical field of anchor clamps, concretely relates to can freely stretch out and draw back extension anchor clamps.

Background

The clamp is a device used for fixing a processing object to enable the processing object to occupy a correct position in the mechanical manufacturing process so as to receive construction or detection, and is a device used for quickly, conveniently and safely installing a workpiece in any process in the process in a broad sense;

the fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (fixture base) and the like.

Most of traditional clamps are fixed structures, and when the CNC stroke can not be reached when processing long products, the cost for replacing the CNC is too large, therefore, the lengthened clamp capable of freely stretching and retracting is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a can freely stretch out and draw back extension anchor clamps has reduce cost, strengthens the practicality, guarantees job stabilization's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the lengthening fixture capable of freely stretching and retracting comprises a fixed base, wherein a switching seat is arranged on the fixed base, a fixed machining table is arranged on the switching seat, a plurality of machining lines are arranged on the machining table, a free stretching mechanism is arranged between the fixed base and the switching seat, a machined workpiece is clamped on the machining line, positioning bolts which are vertically arranged are spirally fixed at two ends of the workpiece, symmetrical oblique cutting cylinders are fixedly arranged at two ends of the machining table, symmetrical pull-down cylinders are fixedly arranged at two ends of the machining table, and a plurality of OK clamps are further distributed on two sides of the machining line on the upper surface of the machining table.

As the utility model discloses a but the preferred technical scheme of free flexible extension anchor clamps, free telescopic machanism is including setting up the sliding cylinder between fixing base and adapter to and fix the slide rail at the fixing base upper surface and fix the slider at the adapter lower surface, still include the locating pin cylinder of fixed mounting at fixing base upper surface side.

As the utility model discloses a can freely stretch out and draw back preferred technical scheme of extension anchor clamps, the slip cylinder drives the adapter and slides on the fixing base, and the slider follows the slip on the slide rail simultaneously, spacing hole has been seted up to adapter lower surface side, spacer pin on the locating pin cylinder passes through the cylinder and inserts the location with spacing hole.

As the utility model discloses a preferred technical scheme of extension anchor clamps can freely stretch out and draw back, it all is provided with the handle that drives positioning bolt to cut oblique cylinder and the flexible end of drop-down cylinder, positioning bolt cuts oblique cylinder flexible end handle when with processing platform vertical state on the processing line and fixes the positioning bolt pulling at the processing bench, positioning bolt on the processing line with processing platform parallel state the flexible end handle of drop-down cylinder drive positioning bolt to the side pulling fixed processing bench.

As the utility model discloses a but the preferred technical scheme of free flexible extension anchor clamps, every the oblique cylinder of cutting that corresponds on the processing line is the complex symmetric distribution with the cylinder that draws down.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can freely stretch out and draw back extension anchor clamps and compensate the defect that the stroke is not enough, drive anchor clamps by the cylinder and slide, the bottom reference column is fixed a position by the cylinder drive when anchor clamps reach the position, the fixed product of anchor clamps uses the OK clamp to fix, the oblique cylinder drives the work piece and slants and fix, and pull-down cylinder drop-down is fixed a position and revolving cylinder is fixed, and multiple positioning sets up and still guaranteed the stability of processing on the basis that can freely stretch out and draw back.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view partially exploded in view of FIG. 1 of the present invention;

fig. 3 is a schematic structural view of the present invention as seen from the bottom of fig. 1;

fig. 4 is a schematic structural view from above of the present invention;

FIG. 5 is a schematic structural view of a front view partial section of the present invention;

in the figure: 1. a fixed seat; 2. a transfer seat; 3. a processing table; 4. processing lines; 5. a slide cylinder; 6. a slide rail; 7. a slider; 8. a positioning pin cylinder; 9. a workpiece; 10. positioning a bolt; 11. pulling the cylinder down; 12. a beveling cylinder; 13. an OK clip; 14. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: can freely stretch out and draw back extension anchor clamps, including fixing base 1, be provided with adapter 2 on the fixing base 1, adapter 2 is provided with fixed processing platform 3, be provided with a plurality of processing lines 4 on the processing platform 3, be provided with free telescopic machanism between fixing base 1 and the adapter 2, the centre gripping has processed work piece 9 on the processing line 4, work piece 9 both ends spiral fixation has the positioning bolt 10 of perpendicular setting, the fixed oblique cylinder 12 that cuts that is provided with the symmetry in processing platform 3 both ends, 3 both ends of processing platform are the fixed cylinder 11 that draws down that is provided with the symmetry still, the both sides of processing platform 3 upper surface processing line 4 still distribute have a plurality of OK to press from both sides 13.

It is specific, free telescopic machanism is including setting up the sliding cylinder 5 between fixing base 1 and adapter 2, and fix at the slide rail 6 of 1 upper surface of fixing base and fix the slider 7 at adapter 2 lower surface, still include the locating pin cylinder 8 of fixed mounting at 1 upper surface side of fixing base, sliding cylinder 5 drives adapter 2 and slides on fixing base 1, and slider 7 follows the slip on slide rail 6 simultaneously, spacing hole 14 has been seted up to adapter 2 lower surface side, the spacer pin on the locating pin cylinder 8 passes through the cylinder and inserts the location with spacing hole 14, automatic telescopic machanism compensates the not enough defect of stroke in this embodiment, avoid changing the CNC, and cost is reduced.

Specifically, the oblique cutting cylinder 12 and the oblique pulling cylinder 11 are provided with handles for driving the positioning bolt 10, the oblique cutting cylinder 12 is provided with a telescopic end handle for pulling the positioning bolt 10 to be fixed on the processing table 3 when the positioning bolt 10 is in a vertical state with the processing table 3 on the processing line 4, the oblique pulling cylinder 11 is provided with a telescopic end handle for pulling the positioning bolt 10 to the side to be fixed on the processing table 3 when the positioning bolt 10 is in a parallel state with the processing table 3 on the processing line 4, the oblique pulling cylinder 11 and the oblique cutting cylinder 12 are positioned according to different processing angles in the embodiment, and the practicability is enhanced.

Specifically, the corresponding oblique cutting air cylinders 12 and the corresponding pull-down air cylinders 11 on each processing line 4 are symmetrically distributed in a matched manner, and the positioning bolts 10 at the two ends of the workpiece 9 are arranged in the same direction in this embodiment, so that the two corresponding pull-down air cylinders 11 or oblique cutting air cylinders 12 are selected to be used at the two ends of the processing line 4 according to the direction of the positioning bolts 10.

The utility model discloses a theory of operation and use flow: when the stroke cannot be reached, firstly controlling the cylinder at the upper end of the positioning pin cylinder 8 to drive the limiting pin to be separated from the limiting hole 14, then controlling the sliding cylinder 5 to horizontally extend the adapter 2 and the machining table 3, enabling the sliding block 7 to slide along the upper end of the sliding rail 6 while the sliding cylinder 5 acts, driving the limiting pin to be inserted into the limiting hole 14 at the corresponding position through the cylinder of the positioning pin cylinder 8 after the limiting pin extends to the proper position, screwing the positioning bolts 10 at two ends of the workpiece 9 before machining, enabling the workpiece 9 to be located on the machining line 4 at different positions according to the working procedures during machining, pulling the positioning bolts 10 from the lower part and the side part according to the pull-down cylinder 11 and the beveling cylinder 12 at different positions to position the workpiece 9, and then clamping and positioning through the OK clamps 13 and the rotating cylinders arranged at two sides of the machining line 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. Extension anchor clamps can freely stretch out and draw back, its characterized in that: including fixing base (1), be provided with adapter (2) on fixing base (1), adapter (2) are provided with fixed processing platform (3), be provided with a plurality of processing lines (4) on processing platform (3), be provided with free telescopic machanism between fixing base (1) and adapter (2), the centre gripping has processed work piece (9) on processing line (4), work piece (9) both ends spiral is fixed with positioning bolt (10) of perpendicular setting, processing platform (3) both ends are fixed and are provided with oblique cylinder (12) of cutting of symmetry, processing platform (3) both ends are still fixed and are provided with pull-down cylinder (11) of symmetry, the both sides of processing platform (3) upper surface processing line (4) still distribute and press from both sides (13) a plurality of OK.

2. The free telescoping elongate clamp of claim 1, wherein: the free telescopic mechanism comprises a sliding cylinder (5) arranged between a fixing seat (1) and an adapter (2), a sliding rail (6) fixed on the upper surface of the fixing seat (1) and a sliding block (7) fixed on the lower surface of the adapter (2), and a positioning pin cylinder (8) fixedly mounted at the side end of the upper surface of the fixing seat (1).

3. The free telescoping elongate gripper of claim 2, wherein: the sliding cylinder (5) drives the adapter (2) to slide on the fixing seat (1), the sliding block (7) slides along the sliding rail (6), a limiting hole (14) is formed in the side end of the lower surface of the adapter (2), and a limiting pin on the positioning pin cylinder (8) is inserted into the limiting hole (14) through the cylinder to be positioned.

4. The free telescoping elongate gripper of claim 1, wherein: the inclined cutting cylinder (12) and the pull-down cylinder (11) are provided with handles for driving the positioning bolt (10) at the telescopic ends, the positioning bolt (10) is pulled and fixed on the machining table (3) by the inclined cutting cylinder (12) telescopic end handle when the positioning bolt (10) is in a state of being perpendicular to the machining table (3) on the machining line (4), and the positioning bolt (10) is pulled and fixed on the machining table (3) by the pull-down cylinder (11) telescopic end handle when the positioning bolt (10) is in a state of being parallel to the machining table (3) on the machining line (4) and the positioning bolt (10) is driven to be pulled and fixed to the side face.

5. The free telescoping elongate gripper of claim 1, wherein: the corresponding oblique cutting air cylinders (12) and the pull-down air cylinders (11) on each processing line (4) are symmetrically distributed in a matched mode.

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