CN218657845U

CN218657845U - Workpiece positioning and clamping device for lathe machining

Info

Publication number: CN218657845U
Application number: CN202123199403.8U
Authority: CN
Inventors: 康伟; 向剑东
Original assignee: Chengdu Sanhong Gaoke Technology Co ltd
Current assignee: Chengdu Sanhong Gaoke Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2023-03-21
Anticipated expiration: 2031-12-17

Abstract

The utility model provides a work piece location clamping device for lathe processing, including the workstation, the workstation bottom disposes the lead screw subassembly, and the lead screw subassembly disposes the lead screw including disposing in the spout of workstation bottom, disposes the lead screw in the spout, and the lead screw disposes and is used for driving its pivoted drive arrangement, sliding configuration has a pair of slide in the spout, should dispose in the spout both sides to the slide symmetry, the slide disposes the screw, just the slide cup joints in the lead screw through the screw, and the workstation that is located directly over the spout disposes a pair of bar hole, and this pair of bar hole is located the left and right sides of lead screw top, should place the face for the work piece between the pair of bar hole, the slide disposes the connecting block, and this connecting block top is passed the bar hole and is disposed the spliced pole, the spliced pole all can be dismantled and dispose anchor clamps, should be used for the centre gripping work piece to the cooperation of clamp. The utility model discloses a to the correction location of work piece, carried out the clamp simultaneously to the work piece and pressed from both sides tight fixed, its precision is high, stability is good.

Description

Workpiece positioning and clamping device for lathe machining

Technical Field

The utility model relates to a work piece processing equipment field particularly, relates to a work piece location clamping device for lathe processing.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a threading die, a knurling tool and the like. When a workpiece is machined, the workpiece needs to be positioned and fixed, and the publication number is as follows: CN213104526U, with patent name: "a work piece clamping device for numerical control lathe" among the chinese utility model patent, realized fixing the location of work piece through configuring a pair of anchor clamps, in this patent technique, control the anchor clamps motion through the cylinder and press from both sides tightly, its cylinder control has the shortcoming that the stability is poor, control accuracy is lower, and then its position precision is lower after the work piece presss from both sides tightly, the stability of work piece fixation is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece location clamping device for lathe processing to solve the problem in the background art.

The embodiment of the utility model discloses a realize through following technical scheme: the utility model provides a work piece location clamping device for lathe processing, includes the workstation, the workstation bottom disposes the lead screw subassembly, the lead screw subassembly is including disposing in the spout of workstation bottom, the rotatable lead screw that disposes in the spout, the lead screw disposes and is used for driving its pivoted drive arrangement, and the lead screw left side disposes the positive screw thread, and the lead screw right side disposes the derotation screw thread, it disposes a pair of slide to slide in the spout, should dispose in the spout both sides to the slide symmetry, the slide disposes the screw, just the slide cup joints in the lead screw through the screw, and the workstation that is located directly over the spout disposes a pair of bar hole, and this pair of bar hole is located the left and right sides of lead screw top, places the face for the work piece between this pair of bar hole, the slide disposes the connecting block, and passes the bar hole on this connecting block top and disposes the spliced pole, the spliced pole all can be dismantled and dispose anchor clamps, and should cooperate for centre gripping work piece to the anchor clamps.

The spliced pole disposes the fixed block, disposes the inserting groove on this fixed block, anchor clamps include with work piece shape assorted module to and dispose the inserting block in the module outside, inserting block pegs graft in the inserting groove.

The plug-in block is in an inclined wedge shape, the shape of the plug-in groove is matched with that of the plug-in block, and the plug-in block and the plug-in groove are in interference fit.

The side wall of the fixed block is vertically provided with a sliding hole, the sliding hole is communicated with the insertion groove, a sliding block is connected between the insertion block and the module, and the sliding block is in sliding fit with the sliding hole.

The outer wall of the insertion block and the inner wall of the insertion groove are both provided with anti-skid grains.

And a limiting block is arranged at one end of the strip hole close to the workpiece placing surface.

The bottom of the chute is provided with an opening.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

(1) The utility model discloses a dispose the lead screw subassembly, realized that the location to the work piece is tight, add man-hour to the work piece, place the work piece on the face is placed to the work piece, start driving motor and drive the lead screw and rotate, under the screw thread effect, two slides slide in the spout, and two slides are close to each other, thereby drive two spliced poles and two anchor clamps motion in opposite directions, and then two anchor clamps fix a position the work piece and press from both sides tightly, through can dismantle the setting with anchor clamps, thereby can fix a position the clamp to the work piece of difference through changing different anchor clamps and press from both sides, provide convenience for in-service use. The clamp is driven to move in a screw rod mode, the precision and the stability are good, the clamp moves oppositely to clamp the workpiece, the position of the workpiece is corrected by the clamp, and the precision is high and the stability is good.

(2) The utility model realizes the setting of the clamp for disassembling the clamp by configuring the inserting groove and the inserting block, and the assembly and disassembly are simple and convenient; the plug-in block is configured to be an inclined wedge shape, and the inclined wedge-shaped plug-in block is provided with the inclined plane, so that when the contact surface is increased during plug-in, the plug-in block is gradually plugged in the plug-in groove along the inclined plane during plug-in of the plug-in block, the plug-in effect of interference fit is achieved, and the stability is good after plug-in. Through configuration slide opening and slider, when pegging graft, the grafting piece is aimed at the inserting groove back and is down inserted from last and take the inserting groove in, and the slider slides downwards in the slide opening simultaneously, and the slide opening has the guide effect to the grafting, improves the convenience of pegging graft.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a cross-sectional view of the clamp of the present invention during insertion;

fig. 3 is a top view of the fixing block of the present invention;

an icon: 1-workbench, 11-holes, 21-sliding grooves, 210-openings, 22-screw rods, 23-driving devices, 24-sliding seats, 240-screw holes, 25-connecting blocks, 26-connecting columns, 260-fixing blocks, 261-inserting grooves, 262-sliding holes, 27-clamps, 271-modules, 272-inserting blocks, 273-sliding blocks and 3-workpiece placing surfaces.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of this application is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and be operated is not to be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be broadly construed, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 3, the present embodiment provides a workpiece positioning and clamping device for lathe machining, including a workbench 1, a lead screw 22 assembly is disposed at the bottom of the workbench 1, the lead screw 22 assembly includes a sliding slot 21 disposed at the bottom of the workbench 1, a lead screw 22 is rotatably disposed in the sliding slot 21, the lead screw 22 is configured with a driving device 23 for driving the lead screw to rotate, specifically, the driving device 23 is a driving motor, a forward thread is disposed at the left side of the lead screw 22, a reverse thread is disposed at the right side of the lead screw 22, a pair of sliding seats 24 is slidably disposed in the sliding slot 21, the pair of sliding seats 24 are symmetrically disposed at both sides of the sliding slot 21, the sliding seats 24 are configured with screw holes 240, the screw hole 240 of the sliding seat 24 at the left side is matched with a sinusoidal thread, the screw hole 240 of the sliding seat 24 at the right side is matched with the reverse thread, and the sliding seats 24 are correspondingly sleeved on the lead screw 22 through the screw hole 240, when the lead screw 22 rotates, the sliding seats 24 slide along the sliding grooves 21 slide seats at the left side and the right side are opposite threads of the lead screw 22, and the sliding seats 24 at both sides are close to each other or far away from each other; workstation 1 that is located directly over spout 21 disposes a pair of hole 11, and this pair of hole 11 is located the left and right sides of lead screw 22 top, specifically, the one end that hole 11 is close to work piece placing surface 3 disposes the stopper, is work piece placing surface 3 between this pair of hole 11, slide 24 disposes connecting block 25, and this connecting block 25 top is passed a hole 11 and is disposed spliced pole 26, spliced pole 26 all can be dismantled and be disposed anchor clamps 27, should cooperate and be used for the centre gripping work piece to clamp 27. Through configuration lead screw 22 subassembly, realized that the location to the work piece is tight, add the work piece, place the work piece on work piece placing surface 3, start driving motor drives lead screw 22 and rotates, under the screw thread effect, two slides 24 slide in spout 21, and two slides 24 are close to each other, thereby drive two spliced poles 26 and two anchor clamps 27 and move in opposite directions, and then two anchor clamps 27 fix a position the work piece tightly, through dismantling anchor clamps 27 and set up, thereby can fix a position the work piece of difference through changing different anchor clamps 27 and press from both sides tightly, provide convenience for in-service use. And the clamp 27 is driven to move by the screw rod 22, so that the precision and the stability are better, the clamp 27 clamps the workpiece by moving oppositely, and the position of the workpiece is corrected by the clamp 27, so that the precision is higher, and the stability is good.

In this embodiment, the bottom of the sliding slot 21 is provided with an opening 210. By disposing the opening 210 at the bottom of the chute 21, dross generated during processing of a workpiece falls into the chute 21 from the bar hole 11 and then falls out from the opening 210 at the bottom of the chute 21, thereby preventing clogging of dross in the chute 21.

In this embodiment, the connecting column 26 is provided with a fixing block 260, the fixing block 260 is provided with an inserting slot 261, the fixture 27 includes a module 271 matching with the shape of the workpiece, and an inserting block 272 arranged outside the module 271, and the inserting block 272 is inserted into the inserting slot 261. Through configuration of the insertion groove 261 and the insertion block 272, the clamp 27 is detached and arranged, and the clamp is simple and convenient to assemble and disassemble.

Further, in the present embodiment, the plug block 272 is wedge-shaped, the shape of the plug groove 261 matches with the plug block 272, and the plug block 272 and the plug groove 261 are in interference fit. The plug-in block 272 is configured to be an inclined wedge shape, and the inclined wedge-shaped plug-in block 272 has an inclined surface, so that when the plug-in block 272 is plugged in, the plug-in block 272 is gradually plugged in the plug-in groove 261 along the inclined surface while the contact surface is increased during plugging, so that an interference fit plug-in effect is achieved, and the stability after plugging is good.

Further, in this embodiment, a sliding hole 262 is vertically disposed on a side wall of the fixed block 260, the sliding hole 262 is communicated with the insertion groove 261, a sliding block 273 is connected between the insertion block 272 and the module 271, and the sliding block 273 is slidably fitted in the sliding hole 262. By arranging the sliding hole 262 and the sliding block 273, during plugging, the plugging block 272 is aligned with the plugging groove 261 and then is plugged into the belt plugging groove 261 from top to bottom, meanwhile, the sliding block 273 slides downwards in the sliding hole 262, the sliding hole 262 has a guiding effect on plugging, and the plugging convenience is improved.

Further, in this embodiment, the outer wall of the insertion block 272 and the inner wall of the insertion groove 261 are both configured with anti-slip lines. The stability after grafting is increased through configuration anti-skidding line.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. The utility model provides a work piece location clamping device for lathe processing which characterized in that: the screw rod assembly comprises a workbench, the bottom of the workbench is provided with a screw rod assembly, the screw rod assembly comprises a sliding groove arranged at the bottom of the workbench, a screw rod is rotatably arranged in the sliding groove, the screw rod is provided with a driving device for driving the screw rod to rotate, the left side of the screw rod is provided with a positive rotation thread, the right side of the screw rod is provided with a negative rotation thread, a pair of sliding seats are arranged in the sliding groove and symmetrically arranged at two sides of the sliding groove, the sliding seats are provided with screw holes and sleeved on the screw rod through the screw holes, the workbench positioned right above the sliding groove is provided with a pair of strip holes, the pair of strip holes are positioned at the left side and the right side above the screw rod, a workpiece placing surface is arranged between the pair of strip holes, the sliding seats are provided with connecting blocks, the top ends of the connecting blocks penetrate through the strip holes and are provided with connecting columns, the connecting columns can be detachably provided with clamps, the pair of clamps are matched with clamping workpieces, the connecting columns are provided with inserting grooves, the clamps comprise modules matched with the shapes of the workpieces, and inserting blocks arranged at the outer walls of the modules matched with the inserting grooves, and the inserting blocks are all matched with the inserting grooves.

2. The workpiece positioning and clamping device for lathe machining as claimed in claim 1, wherein a sliding hole is vertically arranged on a side wall of the fixed block, the sliding hole is communicated with the insertion groove, a sliding block is connected between the insertion block and the module, and the sliding block is in sliding fit with the sliding hole.

3. The workpiece positioning and clamping device for lathe machining as claimed in claim 1, wherein a stop block is arranged at one end of the bar hole close to the workpiece placing surface.

4. A workpiece positioning and clamping device for lathe machining as claimed in claim 1, wherein the chute bottom is provided with an opening.