CN202780666U

CN202780666U - Material puller

Info

Publication number: CN202780666U
Application number: CN 201220374843
Authority: CN
Inventors: 徐建国
Original assignee: XI'AN OWN MACHINE TOOL CO Ltd
Current assignee: XI'AN OWN MACHINE TOOL CO Ltd
Priority date: 2012-07-30
Filing date: 2012-07-30
Publication date: 2013-03-13
Anticipated expiration: 2022-07-30

Abstract

The utility model provides a material puller. The material puller solves problems of severe damage of an existing material puller to a machined surface and resonance and noise pollution which are generated during machining. Two blind holes which longitudinally extend along a cutter bit of the material puller are respectively arranged on the left half portion and the right half portion of the cutter bit, springs are mounted in the blind holes, a left base claw and a right base claw are respectively arranged in a left clamp groove and a right clamp groove of the cutter bit and can move relative to the left clamp groove and the right clamp groove, the left clamp groove and the right clamp groove are arranged on one sides of the blind holes, the bottom of the left clamp groove and the bottom of the right clamp groove are communicated with the blind holes, the left base claw and the right base claw are respectively connected with the springs, positioning holes are distributed on a joint surface of the left base claw and a left main claw and a joint surface of the right base claw and a right main claw, and the left main claw and the right main claw are respectively connected with the left base claw and the right base claw by the positioning holes. The material puller has the advantages that the labor cost is reduced, and the work efficiency is improved; the material puller is simple in structure and dose not occupy ground space; and damage to machined surfaces is reduced, bars are not in contact with the material puller during machining, and resonance and noise are prevented during machining.

Description

Pull out glassware

Technical field

The utility model relates to the glassware field of pulling out.

Background technology

In the machine part machining, some part directly adopts the bar of standard and materials in the tube to expect as Bear-grudge, whenever finishes a parts rod material and materials in the tube and will send a part length to, and so circulation is until bar or materials in the tube use until exhausted.The existing glassware that pulls out takies ground space, and is larger to the damage of machined surface, adds to produce resonance and noise pollution man-hour.

Summary of the invention

The utility model purpose is: a kind of glassware that pulls out is provided, and it has solved, and existing to pull out glassware larger to the damage of machined surface, adds the problem that produce resonance and noise pollution man-hour.

Technical solution of the present utility model is:

A kind of glassware that pulls out, its special character is: comprise handle, body of tool bit, spring, left female pawl, right female pawl, left basic pawl, right basic pawl; Described handle is fixed in the middle part of body of tool bit; The left side of body of tool bit and right-hand part respectively are provided with one along the blind hole of body of tool bit longitudinal extension, spring is installed in the blind hole, spring one end is fixed in the blind hole bottom, and the adjusting rod that the spring other end is used to the degree of tightness spring withstands, and adjusting rod is threaded with body of tool bit simultaneously; Left basic pawl places respectively the left and right draw-in groove of body of tool bit with right basic pawl and can move relative to left and right draw-in groove, left and right draw-in groove is positioned at a side of blind hole, left and right draw-in groove bottom communicates with blind hole, left basic pawl be connected basic pawl and be connected with spring respectively, on the joint face of left basic pawl and left female pawl, be distributed with locating hole on the joint face of right basic pawl and right female pawl, left female pawl, right female pawl are connected with left basic pawl, right basic pawl respectively by locating hole.

Above-mentioned left female pawl and right female pawl clamping face on be provided with the V-arrangement tooth.

Above-mentioned left basic pawl and the contacted surface of left female pawl are that the V-arrangement tooth is connected with a joggle, and right basic pawl and the contacted surface of right female pawl are that the V-arrangement tooth is connected with a joggle.

The quantity of locating hole is at least 2 on the above-mentioned left basic pawl, and the quantity of locating hole is at least 2 on the right basic pawl.

Better, the quantity of locating hole is 4 on the above-mentioned left basic pawl, the quantity of locating hole is 4 on the right basic pawl.

Above-mentioned handle and body of tool bit are connected by screw.

Be provided with U-lag on above-mentioned left female pawl and the right female pawl, screw by U-lag with left female pawl and left basic pawl fix, right female pawl and right basic pawl fix.

The utility model has the advantage of: reduce cost of labor, increase work efficiency; Simple in structure, do not take ground space; Minimizing is to the damage of machined surface, in the process, bar with pull out glassware any contact do not occur, can not produce resonance and noise.

Description of drawings

Fig. 1 is the utility model structural front view;

Fig. 2 is the utility model structure A-A face cutaway view;

Fig. 3 is the utility model structure top view.

Wherein: the 1-body of tool bit; The left basic pawl of 21-; The right basic pawl of 22-; 3-end face flange; The 4-adjusting rod; The left female pawl of 51-; The right female pawl of 52-; The 6-spring; The 7-handle; The 8-soket head cap screw; 9-V shape tooth; The 10-locating hole; 11-U shape groove; The 12-draw-in groove.

The specific embodiment

As Figure 1-3 pull out glassware, comprise handle 7, body of tool bit 1, spring 6, left female pawl 51, right female pawl 52, left basic pawl 21, right basic pawl 22, handle 7 vertically is fixed in the middle part of body of tool bit 1, handle 7 is connected by screw with body of tool bit 1, the left side of body of tool bit 1 and right-hand part respectively are provided with one along the blind hole of body of tool bit 1 longitudinal extension, spring 6 is installed in the blind hole, spring 6 one ends are fixed in the blind hole bottom, the adjusting rod 4 that spring 6 other ends are used to degree of tightness spring 6 withstands, and adjusting rod 4 is threaded with body of tool bit 1 by end face flange 3; Left basic pawl 21 places respectively the left and right draw-in groove 12 of body of tool bit 1 with right basic pawl 22 and can move relative to left and right draw-in groove 12, left and right draw-in groove 12 is positioned at a side of blind hole, left and right draw-in groove 12 bottoms communicate with blind hole, left basic pawl 21 and right basic pawl 22 is provided with near spring 6 one sides and colludes pawl, colludes that pawl catches on spring 6 so that basic pawl can move with spring; On the joint face of left basic pawl 21 and left female pawl 51, be distributed with locating hole 10 on the joint face of right basic pawl 22 and right female pawl 52, left female pawl 51, right female pawl 52 are connected with left basic pawl 21, right basic pawl 22 respectively by locating hole 10.

Left female pawl 51 and right female pawl 52 clamping face be provided with V-arrangement tooth 9, be convenient to increase the frictional force of pulling out glassware and bar.

Base pawl and the contacted surface of female pawl are that V-arrangement tooth 9 is connected with a joggle, and increase the service life of rubbing and can prolong female pawl.

Better, the quantity of locating hole 10 is at least 2 on the left basic pawl 21, and the quantity of locating hole 10 is at least 2 on the right basic pawl 22, so that female pawl is installed on the body of tool bit 1, also can specifically set as required the quantity of locating hole 10; Shown in Figure 1, the quantity of locating hole 10 is 4 on the left basic pawl 21, and the quantity of locating hole 10 is 4 on the right basic pawl 22.

Left female pawl 51 is designed with U-lag 11, and soket head cap screw 8 is fixed left female pawl 51 and left basic pawl 21 by U-lag 11, and right female pawl 52 arranges too, and arranging of U-lag 11 can enlarge adjustable range.

When adjusting the processing diameter of female pawl, at first estimate the diameter of bar, select corresponding locating hole 10, soket head cap screw 8 is fixed female pawl and basic pawl, and this is coarse adjustment; Secondly, the adjusting rod 4 at rotary cutter body 1 two ends is finely tuned, and namely outwards finely tunes adjusting rod 4, spring 6 stretches accordingly, and is mobile laterally accordingly with the basic pawl that spring 6 links, and inwardly finely tunes adjusting rod 4, spring 6 compresses accordingly, and is also mobile to the inside accordingly with the basic pawl that spring 6 links.In general, the formed maximum machining diameter of female pawl is 80mm.

During use, pulling out glassware is fixed on the tool rest, part to be processed is placed in the machine tool chief axis, chuck clamps part to be processed, after the formed bore of female pawl that pulls out glassware is determined (should less than the diameter of processing parts), pull out glassware along with tool rest moves to major axes orientation, can catch part when moving to female pawl, chuck unclamped when processing parts goed deep into female pawl 10-20mm, this moment, part to be processed belonged to semi-free state, pulls out glassware along with tool rest deviates from the major axes orientation motion, but part to be processed is pulled out a processing length, namely realize material This move, following process part iterative cycles like this.

Claims

1. pull out glassware, it is characterized in that: comprise handle, body of tool bit, spring, left female pawl, right female pawl, left basic pawl, right basic pawl; Described handle is fixed in the middle part of body of tool bit; The left side of body of tool bit and right-hand part respectively are provided with one along the blind hole of body of tool bit longitudinal extension, spring is installed in the blind hole, spring one end is fixed in the blind hole bottom, and the adjusting rod that the spring other end is used to the degree of tightness spring withstands, and adjusting rod is threaded with body of tool bit simultaneously; Left basic pawl places respectively the left and right draw-in groove of body of tool bit with right basic pawl and can move relative to left and right draw-in groove, left and right draw-in groove is positioned at a side of blind hole, left and right draw-in groove bottom communicates with blind hole, left basic pawl be connected basic pawl and be connected with spring respectively, on the joint face of left basic pawl and left female pawl, be distributed with locating hole on the joint face of right basic pawl and right female pawl, left female pawl, right female pawl are connected with left basic pawl, right basic pawl respectively by locating hole.

2. the glassware that pulls out according to claim 1 is characterized in that: described left female pawl and right female pawl clamping face on be provided with the V-arrangement tooth.

3. the glassware that pulls out according to claim 1 and 2, it is characterized in that: left basic pawl and the contacted surface of left female pawl are that the V-arrangement tooth is connected with a joggle, right basic pawl and the contacted surface of right female pawl are that the V-arrangement tooth is connected with a joggle.

4. the glassware that pulls out according to claim 3, it is characterized in that: the quantity of locating hole is at least 2 on the described left basic pawl, and the quantity of locating hole is at least 2 on the right basic pawl.

5. the glassware that pulls out according to claim 4, it is characterized in that: the quantity of locating hole is 4 on the described left basic pawl, and the quantity of locating hole is 4 on the right basic pawl.

6. the glassware that pulls out according to claim 5, it is characterized in that: described handle and body of tool bit are connected by screw.

7. the glassware that pulls out according to claim 6 is characterized in that: be provided with U-lag on left female pawl and the right female pawl, screw by U-lag with left female pawl and left basic pawl fix, right female pawl and right basic pawl fix.