CN104440256A - Opposite-direction constant-speed centering clamping mechanism - Google Patents

Opposite-direction constant-speed centering clamping mechanism Download PDF

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Publication number
CN104440256A
CN104440256A CN201410704225.5A CN201410704225A CN104440256A CN 104440256 A CN104440256 A CN 104440256A CN 201410704225 A CN201410704225 A CN 201410704225A CN 104440256 A CN104440256 A CN 104440256A
Authority
CN
China
Prior art keywords
base
hole
workpiece
clamping
studs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410704225.5A
Other languages
Chinese (zh)
Inventor
张信聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Xinqi Building Material Machinery Manufacture Co Ltd
Original Assignee
Chongqing Xinqi Building Material Machinery Manufacture Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Xinqi Building Material Machinery Manufacture Co Ltd filed Critical Chongqing Xinqi Building Material Machinery Manufacture Co Ltd
Priority to CN201410704225.5A priority Critical patent/CN104440256A/en
Publication of CN104440256A publication Critical patent/CN104440256A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means

Abstract

The invention provides an opposite-direction constant-speed centering clamping mechanism. A positioning base is fixed to a base from bottom to top through a fixing screw. The end of the positioning base penetrates out of a through hole, and a double end stud is limited through the positioning base and prevented from axially sliding. Supporting sliding blocks are connected inside sliding grooves of the base in a sliding mode, by rotating the double end stud, the supporting sliding blocks on the two sides can be moved at the same time and get close to or are away from each other synchronously, and a workpiece can be synchronously clamped through chucks at the tops of the supporting sliding blocks. In the process of clamping the workpiece, the center of the workpiece will not move, and the two ends of the workpiece bear acting force of the same intensity at the same time.

Description

Constant speed centering and clamping mechanism in opposite directions
Technical field
The present invention relates to a kind of clamping tool for machine work, be specifically related to one constant speed centering and clamping mechanism in opposite directions.
Background technology
Fixture adds to be used for rapid fastening workpiece man-hour, makes lathe, cutter, workpiece keep the process unit of correct relative position.Frock clamp is the indispensable parts of machining, machine tool technology at a high speed, efficient, precision, compound, intelligence, environmental protection future development drive under, clamp technology is just towards high-precision, efficient, module, combination, general, economic future development.Jig, is conducive to the machining accuracy, the stabilized product quality that ensure workpiece; Be conducive to raising labour productivity and reducing costs; Be conducive to improving workman's working condition, ensure safety in production; Be conducive to enlarger bed process scope, realize " a tractor serves several purposes ".Fixture is usually by compositions such as setting element (determining the tram of workpiece in fixture), clamping device, tool setting induction element (determine the relative position of cutter and workpiece or guide tool orientation), indexing means (make workpiece can complete the processing of several station in once mounting, have circular index device and rectilinear movement indexing means two class), Connection Element and clamp bodies (clamp base).At present, when processing special workpiece, need to carry out centering clamping to workpiece, namely when holding workpiece, the center of workpiece can not be moved, and during holding workpiece, workpiece two ends should be subject to the active force of formed objects simultaneously, so just can reach the requirement of processing.
Summary of the invention
The object of the present invention is to provide one constant speed centering and clamping mechanism in opposite directions, centering clamping can be carried out to workpiece, reach the requirement of processing.
For achieving the above object, technical scheme of the present invention is: constant speed centering and clamping mechanism in opposite directions, comprises base, and described base is provided with a vertical through hole, be provided with a positioning seat in vertical through holes, the bottom of described positioning seat is fixed on base by vertical hold-down screw; The end face of described base is provided with two chutes, described chute is symmetricly set on through hole both sides, in two described chutes, a support slipper is respectively installed, the top of described support slipper is provided with dop, the screwed hole of level is provided with in described support slipper, described two support slippers are provided with the studs of a level, and support slipper is stretched out in one end of described studs, this external part are fixed hexagonal pivoted housing; The middle part of described studs is provided with draw-in groove, and the top of described positioning seat is positioned at draw-in groove.
When adopting technique scheme, by hold-down screw is fixing, positioning seat is fixed on base from bottom to up, and the end of positioning seat is passed from through hole, carry out spacing by positioning seat to studs, prevent studs from sliding axially.Moreover, due to the support slipper that has been slidably connected in the chute of base, by rotating studs, the support slipper on both sides can be moved simultaneously, make its synchronous near or away from, synchronous clamping can be carried out by the dop being arranged on support slipper top to workpiece.When holding workpiece, the center of workpiece can not be moved, and two ends are subject to the active force of formed objects simultaneously.
Further, the both sides described base being positioned at through hole are provided with the adjustment hole be communicated with through hole, and described adjustment hole and chute are positioned at same perpendicular, and described adjustment hole internal thread is connected with adjustment screw.This setting by rotating the adjustment screw of through hole both sides, can extrude positioning seat by adjustment screw, finely tuning the position of positioning seat, to ensure the cooperation position between positioning seat and studs, reaches centering clamping work pieces object.
Further, described hold-down screw and adjustment hole are positioned at same plane.This setting can be convenient to processing and install fixing.
Further, the length of described studs is greater than the width of base.Use longer studs can make full use of the length of chute, to adapt to the demand of processing different size specifically machining large-sized workpiece.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of the present invention's constant speed centering and clamping mechanism embodiment in opposite directions.
Detailed description of the invention
As shown in Figure 1, the present invention is constant speed centering and clamping mechanism in opposite directions, includes base 1, and base 1 is provided with a vertical through hole, is provided with a positioning seat 2 in vertical through holes, and the bottom of positioning seat 2 is fixed on base 1 by vertical hold-down screw 3; The end face of base 1 is provided with two chutes, chute is symmetricly set on the both sides of positioning seat 2, a support slipper 4 is respectively installed in two chutes, the top of support slipper 4 is provided with dop 5, the screwed hole of level is provided with in support slipper 4, two support slippers 4 are provided with the studs 6 of a level, and support slipper 4 is stretched out in one end of studs 6, this external part is fixed hexagonal pivoted housing 61; The middle part of studs 6 is provided with draw-in groove 7, and the top of positioning seat 2 is positioned at draw-in groove 7.Both sides base 1 being positioned at positioning seat 2 are provided with the adjustment hole be communicated with through hole, and adjustment hole and chute are positioned at same perpendicular, and adjustment hole internal thread is connected with adjustment screw 8.This setting by rotating the adjustment screw 8 of through hole both sides, can extrude positioning seat 2 by adjustment screw 8, finely tuning the position of positioning seat 2, to ensure the cooperation position between positioning seat 2 and studs 6, reaches centering clamping work pieces object.Of course, considering that the length of adjustment screw 8 not, may can consider that increasing by one again extends screw 9, rotating adjustment screw 8 by rotating prolongation screw 9.In addition, the length of studs 6 should be greater than the width of base 1.Use longer studs 6 can make full use of the length of chute, to adapt to the demand of processing different size specifically machining large-sized workpiece.
In the present invention, by hold-down screw 3 is fixing, positioning seat 2 is fixed on base 1 from bottom to up, and the end of positioning seat 2 is passed from through hole, undertaken spacing by positioning seat 2 pairs of studs 6, prevent studs 6 from sliding axially.Moreover, due to the support slipper 4 that has been slidably connected in the chute of base 1, by rotating studs 6, the support slipper 6 on both sides can be moved simultaneously, make its synchronous near or away from, synchronous clamping can be carried out by the dop 5 pairs of workpiece being arranged on support slipper 4 top.When holding workpiece, the center of workpiece can not be moved, and two ends are subject to the active force of formed objects simultaneously.
Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; without departing from the inventive concept of the premise; some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.

Claims (4)

1. constant speed centering and clamping mechanism in opposite directions, comprise base, it is characterized in that, described base is provided with a vertical through hole, is provided with a positioning seat in vertical through holes, and the bottom of described positioning seat is by vertical hold-down screwbe fixed on base; The end face of described base is provided with two chutes, described chute is symmetricly set on through hole both sides, in two described chutes, a support slipper is respectively installed, the top of described support slipper is provided with dop, the screwed hole of level is provided with in described support slipper, described two support slippers are provided with the studs of a level, and support slipper is stretched out in one end of described studs, this external part are fixed hexagonal pivoted housing; The middle part of described studs is provided with draw-in groove, and the top of described positioning seat is positioned at draw-in groove.
2. the centering and clamping mechanism of constant speed in opposite directions according to claim 1, it is characterized in that, the both sides described base being positioned at through hole are provided with the adjustment hole be communicated with through hole, and described adjustment hole and chute are positioned at same perpendicular, and described adjustment hole internal thread is connected with adjustment screw.
3. the centering and clamping mechanism of constant speed in opposite directions according to claim 2, it is characterized in that, described hold-down screw and adjustment hole are positioned at same plane.
4. the centering and clamping mechanism of constant speed in opposite directions according to claim 1, is characterized in that, the length of described studs is greater than the width of base.
CN201410704225.5A 2014-11-30 2014-11-30 Opposite-direction constant-speed centering clamping mechanism Pending CN104440256A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410704225.5A CN104440256A (en) 2014-11-30 2014-11-30 Opposite-direction constant-speed centering clamping mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410704225.5A CN104440256A (en) 2014-11-30 2014-11-30 Opposite-direction constant-speed centering clamping mechanism

Publications (1)

Publication Number Publication Date
CN104440256A true CN104440256A (en) 2015-03-25

Family

ID=52887418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410704225.5A Pending CN104440256A (en) 2014-11-30 2014-11-30 Opposite-direction constant-speed centering clamping mechanism

Country Status (1)

Country Link
CN (1) CN104440256A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104959858A (en) * 2015-07-16 2015-10-07 广西大学 Clamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104959858A (en) * 2015-07-16 2015-10-07 广西大学 Clamp

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150325

WD01 Invention patent application deemed withdrawn after publication