Quick remodeling clamp

Abstract

The utility model relates to the technical field of tool clamps, in particular to a quick remodeling clamp. Comprising a base, a support, a moving assembly, two fixing plates, two clamps and two fixing assemblies, the support is fixedly connected with the base and located above the base, the two fixing plates are located above the support, the two clamps are located on the outer side walls of the fixing plates respectively, and each fixing assembly comprises an inserting column, two limiting arc blocks, an abutting spring and an inserting sleeve. The inserting sleeve is fixedly connected with the fixing plate and located on the outer side wall of the fixing plate, the inserting column is fixedly connected with the clamp and located on the outer side wall of the clamp, the inserting column movably penetrates through the fixing plate and the inserting sleeve in sequence, the inserting column is provided with a through hole, the two limiting arc blocks are both in sliding connection with the inserting column, and the two ends of the abutting spring are fixedly connected with the two limiting arc blocks respectively. Through the arrangement of the structure, the corresponding clamp can be rapidly replaced according to the shape of a workpiece, and the machining efficiency of the workpiece is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool fixture technical field especially relates to a quick change type fixture. BACKGROUND

[0002] The fixture is the device that is used for fixing the machining object, making it occupy the correct position to accept the construction or detection in the mechanical manufacturing process, also called the fixture, from the broad sense, the device that is used for quickly, conveniently, safely installing the workpiece in the process of any process, can be called the fixture.

[0003] At present, the machining mode for mechanical workpieces in the machining workshop is that one product has one set of fixture, the clamping mode is the left and right embrace clamping mode, one product is machined at a time, the whole machining fixture needs to be disassembled when changing the type, and then the new fixture is assembled, and the machining coordinates need to be adjusted again after changing the type.

[0004] But in the above-mentioned existing mode, the replacement of the fixture needs to spend more manpower and time, and the operation is relatively inconvenient, which leads to the low machining efficiency of the workpiece. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a quick change type fixture, and aims at solving the technical problem that the replacement of the existing fixture needs to spend more manpower and time, and the operation is relatively inconvenient, which leads to the low machining efficiency of the workpiece.

[0006] In order to achieve the above-mentioned purpose, a kind of quick change type fixture is adopted in the utility model, including base, support, moving assembly, two fixed plates, two fixtures and two groups of fixed components, the support is fixedly connected with the base, and located at the top of the base, the support has limit slot, the moving assembly is set in the limit slot, two the fixed plate is connected with the moving assembly, and is located at the top of the support, two The fixture is located at the outer side wall of the fixed plate, and each group of fixed components is connected with the fixed plate and the fixture respectively;

[0007] The fixed component includes plug-in column, two limit arc blocks, abutting spring and plug-in sleeve, the plug-in sleeve is fixedly connected with the fixed plate, and located at the outer side wall of the fixed plate, the plug-in column is fixedly connected with the fixture, and located at the outer side wall of the fixture, the plug-in column is also sequentially movable and penetrates the fixed plate and the plug-in sleeve, the plug-in column has through hole, two The limit arc block is slidably connected with the plug-in column, and is located in the through hole, and the two ends of the abutting spring are fixedly connected with two The limit arc block is located in the through hole.

[0008] Among them, the fixed component further includes guide hemispherical block, the guide hemispherical block is fixedly connected with the plug-in column, and located at the end of the plug-in column away from the fixture.

[0009] The fixed assembly further comprises two pushing springs and two extruding blocks, the two extruding blocks are fixedly connected with the inserting column and located on the outer side wall of the inserting column, and the fixed plate is provided with two grooves, and the pushing spring is arranged in each groove.

[0010] The fixed assembly further comprises a protective cover, and the protective cover is movably connected with the fixed plate and located on the outer side of the inserting sleeve.

[0011] The moving assembly comprises two threaded sleeves, a right and left threaded rod and a hand wheel, the right and left threaded rod is rotatably arranged in the limiting groove, the hand wheel is connected with the right and left threaded rod and located on the outer side of the support, the two threaded sleeves are sleeved on the outer side of the right and left threaded rod and are in threaded connection with the right and left threaded rod, the two threaded sleeves are further movably arranged in the limiting groove, and the two fixed plates are fixedly connected with the corresponding threaded sleeves and located above the threaded sleeves.

[0012] The quick changing clamp of the utility model, when the clamp is used to fix a workpiece, two limiting arc blocks are pressed on the outer wall of the inserting column, so that the two limiting arc blocks are located in the through hole of the inserting column, then the inserting column is pushed outwards, the inserting column is separated from the inserting sleeve and the fixed plate, then the corresponding clamp is replaced, the inserting column at the rear side of the clamp is inserted into the fixed plate, the two limiting arc blocks on the outer side of the inserting column are extruded by the fixed plate, the two limiting arc blocks enter the through hole of the inserting column to extrude the resisting spring, the inserting column is continuously moved, the replaced clamp is tightly attached to the fixed plate, at this time, the resisting spring in the through hole restores to be stretched, the two limiting arc blocks are pushed out, the two limiting arc blocks are limited on the outer side of the inserting sleeve, so that the clamp is replaced; when the workpiece is processed, the workpiece is located between the two clamps, then the moving assembly is used to drive the two fixed plates to move relative to each other above the support, then the two clamps are driven to move by the fixed plates and are both close to the outer side of the workpiece until the workpiece is clamped and fixed, through the above-mentioned mode, the corresponding clamp can be quickly replaced according to the shape of the workpiece, and the processing efficiency of the workpiece is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0014] Fig. 1 It is the structure diagram of the quick change type clamp of the present application.

[0015] Fig. 2 It is the overall internal structure sectional view of the quick change type clamp of the present application.

[0016] Fig. 3 It is the internal structure sectional view of the clamp and the fixed plate in the connected state of the present application.

[0017] Fig. 4 It is the internal structure sectional view of the clamp and the fixed plate in the split state of the present application.

[0018] 101-base, 102-bracket, 103-fixed plate, 104-clamp, 105-inserting column, 106-limiting arc block, 107-resisting spring, 108-inserting sleeve, 109-through hole, 110-guiding hemisphere block, 111-pushing spring, 112-squeezing block, 113-groove, 114-protective cover, 115-threaded sleeve, 116-regular and reverse threaded rod, 117-hand wheel, 118-limiting groove. DETAILED DESCRIPTION

[0019] The embodiments of the present application will be described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0020] Please refer to Figs. 1-4 The present application provides a quick change type clamp, which comprises a base 101, a bracket 102, a moving assembly, two fixed plates 103, two clamps 104 and two groups of fixed assemblies, the bracket 102 is fixedly connected with the base 101 and located above the base 101, the bracket 102 is provided with a limiting groove 118, the moving assembly is arranged in the limiting groove 118, the two fixed plates 103 are connected with the moving assembly and located above the bracket 102, the two clamps 104 are respectively located on the outer side walls of the fixed plates 103, and each group of fixed assemblies is connected with the fixed plate 103 and the clamp 104.

[0021] The fixing assembly comprises a plug-in column 105, two limiting arc blocks 106, a resisting spring 107 and a plug-in sleeve 108, the plug-in sleeve 108 is fixedly connected with the fixing plate 103 and located at the outer side wall of the fixing plate 103, the plug-in column 105 is fixedly connected with the clamp 104 and located at the outer side wall of the clamp 104, the plug-in column 105 further passes through the fixing plate 103 and the plug-in sleeve 108 in sequence, the plug-in column 105 has a through hole 109, the two limiting arc blocks 106 are both in sliding connection with the plug-in column 105 and both located in the through hole 109, and the two ends of the resisting spring 107 are fixedly connected with the two limiting arc blocks 106 respectively and located in the through hole 109.

[0022] In the embodiment, when the clamp 104 is replaced, the two limiting arc blocks 106 are pressed on the outer wall of the plug-in column 105, so that the two limiting arc blocks 106 are located in the through hole 109 of the plug-in column 105, then the plug-in column 105 is pushed outwards, and the plug-in column 105 is separated from the plug-in sleeve 108 and the fixing plate 103, then the corresponding clamp 104 is replaced, the plug-in column 105 at the rear side of the replaced clamp 104 is inserted into the fixing plate 103, the two limiting arc blocks 106 on the outer side of the plug-in column 105 are extruded by the fixing plate 103, the two limiting arc blocks 106 enter the through hole 109 of the plug-in column 105 to extrude the resisting spring 107, the plug-in column 105 is continuously moved, so that the replaced clamp 104 is tightly attached to the fixing plate 103, at this time, the resisting spring 107 in the through hole 109 restores the stretching, the two limiting arc blocks 106 are pushed out, and the two limiting arc blocks 106 are limited on the outer side of the plug-in sleeve 108, so that the clamp 104 is replaced; when the workpiece is processed, the workpiece is located between the two clamps 104, then the two fixing plates 103 are relatively moved above the support 102 by the moving assembly, then the two clamps 104 are moved by the fixing plate 103 and are both close to the outer side of the workpiece, until the workpiece is clamped and fixed, through the above-mentioned mode, the corresponding clamp 104 can be quickly replaced according to the shape of the workpiece, and the processing efficiency of the workpiece is greatly improved.

[0023] Further, the fixing assembly further comprises a guide half ball block 110, the guide half ball block 110 is fixedly connected with the plug-in column 105 and located at one end of the plug-in column 105 away from the clamp 104.

[0024] In the embodiment, the guide hemispherical block 110 is arranged at the end of the plug-in column 105, the plug-in column 105 is conveniently inserted into the fixed plate 103 through the guide hemispherical block 110, and the guide hemispherical block 110 has a curved surface.

[0025] Further, the fixing assembly further comprises two push springs 111 and two extrusion blocks 112, the two extrusion blocks 112 are fixedly connected with the plug-in column 105 and are located on the outer side wall of the plug-in column 105, and the fixed plate 103 is provided with two grooves 113, and the push spring 111 is arranged in each groove 113.

[0026] In the embodiment, when the clamp 104 is disassembled, the push spring 111 in the groove 113 of the fixed plate 103 is stretched to drive the extrusion block 112 to move by releasing the fixing between the plug-in column 105 and the plug-in sleeve 108, then the clamp 104 is driven to quickly separate from the fixed plate 103, and the clamp 104 is further conveniently replaced.

[0027] Further, the fixing assembly further comprises a cover 114, the cover 114 is movably connected with the fixed plate 103 and is located on the outer side of the plug-in sleeve 108.

[0028] In the embodiment, the cover 114 is arranged on the outer side of the fixed plate 103, the cover 114 is twisted to be installed and disassembled on the outer side of the fixed plate 103, the plug-in column 105 and the plug-in sleeve 108 are protected by the cover 114, and the exposed parts are prevented from being touched by mistake.

[0029] Further, the moving assembly comprises two threaded sleeves 115, a positive and negative threaded rod 116 and a hand wheel 117, both ends of the positive and negative threaded rod 116 are rotatably arranged in the limiting groove 118, the hand wheel 117 is connected with the positive and negative threaded rod 116 and is located on the outer side of the support 102, both threaded sleeves 115 are sleeved on the outer side of the positive and negative threaded rod 116 and are in threaded cooperation with the positive and negative threaded rod 116, both threaded sleeves 115 are also slidably arranged in the limiting groove 118, and both fixed plates 103 are fixedly connected with the corresponding threaded sleeves 115 and are located above the threaded sleeves 115.

[0030] In the embodiment, when the two fixing plates 103 drive the clamp 104 to clamp and fix the workpiece, the worker manually rotates the hand wheel 117, the hand wheel 117 drives the positive and negative threaded rod 116 to rotate in the limiting groove 118, because the two threaded sleeves 115 are in threaded cooperation with the positive and negative threaded rod 116, the two threaded sleeves 115 relatively move in the limiting groove 118, and at the same time, the two fixing plates 103 drive the clamp 104 to approach the outside of the workpiece until the workpiece is clamped and fixed by the clamp 104.

[0031] The above only discloses a preferred embodiment of the utility model, of course, cannot with this to limit the utility model right range, the person skilled in the art can understand that all or part of the processes of the above-mentioned embodiments are implemented, and the equivalent changes made according to the utility model claim still belong to the range covered by the utility model.

Claims

1.Quick changeover fixture characterized in that, It comprises a base, a support, a moving assembly, two fixed plates, two clamps and two sets of fixed assemblies, the support is fixedly connected with the base and located above the base, the support has a limiting groove, the moving assembly is arranged in the limiting groove, the two fixed plates are connected with the moving assembly and located above the support, the two clamps are respectively located on the outer side walls of the fixed plates, and each set of fixed assemblies is connected with the fixed plate and the clamp; The fixed assembly comprises a plug-in column, two limiting arc blocks, a resisting spring and a plug-in sleeve, the plug-in sleeve is fixedly connected with the fixed plate and located on the outer side wall of the fixed plate, the plug-in column is fixedly connected with the clamp and located on the outer side wall of the clamp, the plug-in column further passes through the fixed plate and the plug-in sleeve in sequence, the plug-in column has a through hole, the two limiting arc blocks are slidably connected with the plug-in column and located in the through hole, and the two ends of the resisting spring are fixedly connected with the two limiting arc blocks and located in the through hole. 2.The quick changeover fixture of claim 1, characterized in that, The fixed assembly further comprises a guide hemisphere block, the guide hemisphere block is fixedly connected with the plug-in column and located at the end of the plug-in column away from the clamp. 3.The quick changeover fixture of claim 2, characterized in that, The fixed assembly further comprises two push springs and two extrusion blocks, the two extrusion blocks are fixedly connected with the plug-in column and located on the outer side wall of the plug-in column, the fixed plate has two grooves, and the push spring is arranged in each groove. 4.The quick changeover fixture of claim 3, characterized in that, The fixed assembly further comprises a cover, the cover is movably connected with the fixed plate and located outside the plug-in sleeve. 5.The quick changeover fixture of claim 1, characterized in that, The moving assembly comprises two threaded sleeves, a positive and negative threaded rod and a hand wheel, the two ends of the positive and negative threaded rod are rotatably arranged in the limiting groove, the hand wheel is connected with the positive and negative threaded rod and located outside the support, the two threaded sleeves are sleeved on the outside of the positive and negative threaded rod and threadedly matched with the positive and negative threaded rod, the two threaded sleeves are slidably arranged in the limiting groove, and the two fixed plates are respectively fixedly connected with the corresponding threaded sleeves and located above the threaded sleeves.

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