CN213561134U

CN213561134U - Adjustable clamp for numerical control machine tool

Info

Publication number: CN213561134U
Application number: CN202021542793.7U
Authority: CN
Inventors: 施荣城
Original assignee: Fujian Keqi Precision Machining Co ltd
Current assignee: Fujian Keqi Precision Machining Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-06-29
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses an anchor clamps for digit control machine tool with adjustable, its structure includes: first tight piece that presss from both sides, the tight piece of second clamp, the regulation bracing piece, support the supporting shoe, the link, accommodate the lead screw, still include fines clearing device, first tight piece that presss from both sides is reverse L shape structure, the tight piece of second clamp adopts sliding connection with first tight piece left end of clamp, the one end and the tight piece bottom mutual welding of first clamp of link, the vertical installation in first tight piece below of regulation bracing piece, the other end of regulation bracing piece and link adopts screw-thread fit, support the supporting shoe level and install in regulation bracing piece tip, accommodate the lead screw level through connection in the tight piece right side surface of first clamp, the utility model discloses a be equipped with fines clearing device, and then when pressing from both sides tightly the work piece, can clear up on the tight piece of first clamp and the tight piece of second clamp, prevent that the piece from remaining the condition that leads to the work piece surface production mar of back processing, promote work piece processingquality.

Description

Adjustable clamp for numerical control machine tool

Technical Field

The utility model relates to an anchor clamps for digit control machine tool with adjustable belongs to the machine tool equipment field.

Background

The numerical control machine tool is provided with an automatic machine tool of a program control system, is used for precisely machining workpieces, and in the machining engineering, the workpieces to be machined need to be fixed, and then the workpieces need to be clamped by a clamp, but the current technical consideration is not perfect enough, and the numerical control machine tool has the following defects: numerical control machine tool adds man-hour to the work piece and can produce the piece, and the piece sprays to all around under the effect of lathe tool, and after work piece processing, the piece behind the smear metal is remained to the anchor clamps inner wall, and then leads to hou mian work piece to take place the friction with the piece at the tight rear surface of clamp, leads to the work piece surface to produce the mar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anchor clamps for digit control machine tool with adjustable, it can produce the piece to have solved digit control machine tool and add man-hour to the work piece, and the piece is sprayed to all around under the effect of lathe tool, and after work piece processing, the piece behind the smear metal is remained to the anchor clamps inner wall, and then leads to hou mian work piece to take place the friction pressing from both sides tight rear surface and piece, leads to the problem that workpiece surface produced the mar.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an adjustable clamp for a numerical control machine tool, which structurally comprises: first pressing from both sides tight piece, second and pressing from both sides tight piece, regulation bracing piece, support supporting shoe, link, accommodate the lead screw, still include the fines clearing device, first pressing from both sides tight piece and being reverse L shape structure, the tight piece of second clamp adopts sliding connection with first tight piece left end of clamp, the one end and the tight piece bottom of first clamp of link weld each other, the regulation bracing piece is vertical to be installed in first tight piece below of clamp, the other end of regulation bracing piece and link adopts screw-thread fit, support the supporting shoe level and install in adjusting the bracing piece tip, accommodate the lead screw level through connection in first tight piece right side surface of clamp, fines clearing device is in that first tight piece of clamp is inboard with the tight piece of second clamp.

Preferably, the fine scrap removing device comprises a rubber extrusion block, a sliding guide pillar, a first sliding seat, a workpiece supporting frame, a second sliding seat, a self-resetting spring, a cleaning brush and a support connecting seat, the rubber extrusion block is provided with two parts which are respectively arranged at the top of one side of the first clamping block facing the second clamping block and the top of one side of the second clamping block facing the first clamping block, the sliding guide pillar is respectively arranged at the front side and the rear side of the first clamping block and the front side and the rear side of the second clamping block, the first sliding seat is of a U-shaped structure, the two ends of the first sliding seat are in clearance fit with the sliding guide pillar, the first sliding seat is attached to one side of the second clamping block facing the first clamping block, the second sliding seat is attached to one side of the first clamping block facing the second clamping block, the sliding guide pillar is embedded at the outer side of the sliding guide pillar below the first sliding seat and the second sliding seat, and the cleaning brush is respectively arranged at one side of the first sliding seat close to the second clamping block and the workpiece support frame is arranged between the first sliding seat and the second sliding seat, and the first sliding seat and the second sliding seat are respectively provided with a support connecting seat for mounting the workpiece support frame.

Preferably, the first sliding seat and the second sliding seat are positioned on the same horizontal plane, so that the first sliding seat and the second sliding seat are driven to synchronously move up and down to clean the scraps on the surface of the rubber extrusion block.

Preferably, the workpiece support frame consists of a support plate, a telescopic rod, a limiting lug and a support plate sliding block, two ends of the telescopic rod are respectively connected with the support connecting seat through threads, the bottom of the telescopic rod is provided with the limiting lug extending downwards, the support plate sliding block is matched with the telescopic rod, the support plate is positioned above the support plate sliding block and is in an integrated structure, and the support plate sliding block slides on the telescopic rod through the support plate, so that the position of the support plate is adjusted, and the support force of the bottom of the workpiece is more uniform; meanwhile, the limiting convex block prevents the sliding block of the supporting plate from rotating in the sliding process.

Preferably, the telescopic link is three sections of cylindrical rod structures, the sliding block of the supporting plate is in clearance fit with each section of the telescopic link respectively, the supporting plate is positioned on the same horizontal plane and is suitable for clamping workpieces with different lengths, and meanwhile, the workpieces are placed on the supporting plate more stably.

Advantageous effects

The utility model relates to an anchor clamps for digit control machine tool with adjustable has following effect:

1. the utility model discloses a be equipped with the fines clearing device, and then when pressing from both sides tightly the work piece, can clear up on the tight piece of first clamp and the tight piece of second clamp, prevent that the piece from remaining the condition that leads to the workpiece surface of back processing to produce the mar, promote work piece processingquality.

2. The utility model discloses a be equipped with the work piece support frame, carrying out the clamp in-process to the work piece, can directly place the work piece between the tight piece of first clamp and the tight piece of second clamp, rotate accommodate the lead screw and press from both sides tightly, need not artifical handheld work piece and press from both sides tightly, the clamping is more convenient, quick.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of an adjustable clamp for a numerically controlled machine tool according to the present invention;

FIG. 2 is a schematic structural view of the fine dust removing device of the present invention;

fig. 3 is a schematic top view of the first sliding seat of the present invention;

fig. 4 is a schematic structural diagram of the side view of the workpiece support frame of the present invention.

In the figure: the device comprises a first clamping block-1, a second clamping block-2, an adjusting support rod-3, a propping and supporting block-4, a connecting frame-5, an adjusting screw rod-6, a fine scrap removing device-7, a rubber extrusion block-71, a sliding guide post-72, a first sliding seat-73, a workpiece supporting frame-74, a second sliding seat-75, a self-resetting spring-76, a cleaning brush-77, a bracket connecting seat-78, a supporting plate-741, a telescopic rod-742, a limiting bump-743 and a supporting plate sliding block-744.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides an adjustable clamping apparatus for a numerical control machine tool, comprising: the structure includes: the clamping device comprises a first clamping block 1, a second clamping block 2, an adjusting support rod 3, a supporting block 4, a connecting frame 5, an adjusting screw rod 6 and a fine scrap clearing device 7, wherein the first clamping block 1 is of a reverse L-shaped structure, the second clamping block 2 is in sliding connection with the left end of the first clamping block 1, one end of the connecting frame 5 is welded with the bottom of the first clamping block 1, the adjusting support rod 3 is vertically arranged below the first clamping block 1, the adjusting support rod 3 is in threaded fit with the other end of the connecting frame 5, the supporting block 4 is horizontally arranged at the end part of the adjusting support rod 3, the adjusting screw rod 6 is horizontally connected with the right side surface of the first clamping block 1 in a penetrating manner, the fine scrap clearing device 7 is arranged on the inner sides of the first clamping block 1 and the second clamping block 2, and can clear the first clamping block and the second clamping block when a workpiece is clamped, the situation that the scrap residues cause scratches on the surface of a workpiece to be machined later is prevented, and the machining quality of the workpiece is improved.

The fine scrap removing device 7 comprises a rubber extrusion block 71, a sliding guide post 72, a first sliding seat 73, a workpiece supporting frame 74, a second sliding seat 75, a self-reset spring 76, a cleaning brush 77 and a bracket connecting seat 78, wherein the rubber extrusion block 71 is provided with two parts which are respectively positioned at the top of one side of the first clamping block 1 facing the second clamping block 2 and the top of one side of the second clamping block 2 facing the first clamping block 1, the sliding guide posts 72 are respectively arranged at the front side and the rear side of the first clamping block 1 and the second clamping block 2, the first sliding seat 73 is of a U-shaped structure, the two ends of the first sliding seat 73 are in clearance fit with the sliding guide posts 72, the first sliding seat 73 is attached to one side of the second clamping block 2 facing the first clamping block 1, the second sliding seat 75 is attached to one side of the first clamping block 1 facing the second clamping block 2, and the sliding guide posts 72 are nested outside the sliding guide posts 72 below the first sliding seat 73 and the second sliding seat 75, the cleaning brush 77 is respectively installed on one side of the first sliding seat 73 close to the second clamping block 2 and one side of the second sliding seat 75 close to the first clamping block 1, the workpiece support frame 74 is located between the first sliding seat 73 and the second sliding seat 75, and the first sliding seat 73 and the second sliding seat 75 are respectively provided with a bracket connecting seat 78 for installing the workpiece support frame 74.

The first sliding seat 73 and the second sliding seat 75 are positioned on the same horizontal plane, so that the first sliding seat 73 and the second sliding seat 75 move up and down synchronously to clean up the debris on the surface of the rubber extrusion block 71.

The workpiece support frame 74 is composed of a support plate 741, a telescopic rod 742, a limiting bump 743 and a support plate sliding block 744, two ends of the telescopic rod 742 are respectively connected with the support connecting seat 78 through threads, the bottom of the telescopic rod 742 is provided with the limiting bump 743 extending downwards, the support plate sliding block 744 is matched with the telescopic rod 742, the support plate 741 is positioned above the support plate sliding block 744 and is of an integrated structure, the support plate sliding block 744 slides on the telescopic rod 742, and the position of the support plate 741 is adjusted, so that the supporting force of the bottom of the workpiece is more uniform; meanwhile, the limiting bump 743 prevents the support plate sliding block 744 from rotating in the sliding process.

The telescopic rod 742 is a three-section cylindrical rod structure, the support plate sliding blocks 744 are in clearance fit with the telescopic rod 742 respectively, the support plates 741 are located on the same horizontal plane, and therefore the telescopic rod 742 is suitable for clamping workpieces with different lengths, and meanwhile the workpieces are placed on the support plates 741 to be more stable.

When the cleaning brush is used, a workpiece is placed above the workpiece supporting frame 74, the supporting plate sliding block 744 is slid on the telescopic rod 742, the supporting plate 741 is adjusted to a proper position, meanwhile, the workpiece self gravity pushes the workpiece supporting frame 74 to move downwards, then the first sliding seat 73 and the second sliding seat 75 extrude the self-reset spring 76 and move downwards along the sliding guide post 72, meanwhile, the cleaning brush 77 on the inner sides of the first sliding seat 73 and the second sliding seat 75 cleans the rubber extrusion block 71 when moving downwards, chips on the rubber extrusion block 71 are swept down, the situation that scratches are generated on the surface of the workpiece machined later due to the residual of the chips is prevented, and the workpiece machining quality is improved.

The foregoing has described only the basic principles and preferred embodiments of the present invention and many variations and modifications may be made by those skilled in the art in light of the foregoing description, which variations and modifications are intended to be within the scope of the invention.

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. An adjustable clamp for a numerical control machine tool, which structurally comprises: first clamp tight piece (1), the second presss from both sides tight piece (2), adjusts bracing piece (3), supports top supporting shoe (4), link (5), accommodate the lead screw (6), its characterized in that: still include fines clearing device (7), first clamp piece (1) is reverse L shape structure, the second presss from both sides tight piece (2) and first clamp piece (1) left end and adopts sliding connection, the one end and the first clamp piece (1) bottom of link (5) weld each other, adjust the vertical installation in first clamp piece (1) below of bracing piece (3), adjust the bracing piece (3) and the other end of link (5) and adopt screw-thread fit, support supporting shoe (4) level and install in adjusting the bracing piece (3) tip, adjusting screw (6) level through connection presss from both sides tight piece (1) right side surface in first clamp, fines clearing device (7) are in that first clamp piece (1) presss from both sides tight piece (2) inboard with the second.

2. The adjustable clamp for a numerical control machine tool according to claim 1, wherein: the fine scrap removing device (7) comprises a rubber extrusion block (71), a sliding guide post (72), a first sliding seat (73), a workpiece supporting frame (74), a second sliding seat (75), a self-resetting spring (76), a cleaning brush (77) and a bracket connecting seat (78), wherein the rubber extrusion block (71) is provided with two parts which are respectively arranged at the top of one side of the first clamping block (1) facing the second clamping block (2) and the top of one side of the second clamping block (2) facing the first clamping block (1), the sliding guide post (72) is respectively arranged at the front side and the rear side of the first clamping block (1) and the second clamping block (2), the first sliding seat (73) is of a U-shaped structure, two ends of the first sliding seat are in clearance fit with the sliding guide post (72), the first sliding seat (73) is attached to one side of the second clamping block (2) facing the first clamping block (1), the second sliding seat (75) is attached to one side of the first clamping block (1) facing the second clamping block (2), the sliding guide post (72) is nested outside the sliding guide post (72) below the first sliding seat (73) and the second sliding seat (75), the cleaning brush (77) is respectively installed on one side of the first sliding seat (73) close to the second clamping block (2) and one side of the second sliding seat (75) close to the first clamping block (1), the workpiece support frame (74) is located between the first sliding seat (73) and the second sliding seat (75), and the first sliding seat (73) and the second sliding seat (75) are respectively provided with a support connection seat (78) for installing the workpiece support frame (74).

3. The adjustable jig for a numerical control machine tool according to claim 2, wherein: the first sliding seat (73) and the second sliding seat (75) are positioned on the same horizontal plane.

4. The adjustable jig for a numerical control machine tool according to claim 2, wherein: the workpiece supporting frame (74) is composed of a supporting plate (741), a telescopic rod (742), a limiting bump (743) and a supporting plate sliding block (744), two ends of the telescopic rod (742) are connected with the bracket connecting seat (78) through threads respectively, the limiting bump (743) extending downwards is arranged at the bottom of the telescopic rod (742), the supporting plate sliding block (744) is matched with the telescopic rod (742), and the supporting plate (741) is located above the supporting plate sliding block (744) and is of an integrated structure.

5. The adjustable clamp for a numerical control machine tool according to claim 4, wherein: the telescopic rod (742) is of a three-section cylindrical rod structure, a support plate sliding block (744) is in clearance fit with each section of the telescopic rod (742) respectively, and the support plates (741) are located on the same horizontal plane.