CN219255241U

CN219255241U - Quick positioning mechanism of needle grinding machine

Info

Publication number: CN219255241U
Application number: CN202320606942.9U
Authority: CN
Inventors: 郭加法; 王雷
Original assignee: Qingdao Pangfeng Textile Accessories Co ltd
Current assignee: Qingdao Pangfeng Textile Accessories Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-27
Anticipated expiration: 2033-03-24

Abstract

The utility model provides a quick positioning mechanism of a needle grinding machine. The positioning device comprises a base, wherein the upper surface of the base is fixedly connected with positioning plates, the number of the positioning plates is two, the two positioning plates are respectively provided with a groove on one side opposite to each other, guide rods are fixedly connected to the inner walls of the two ends of each groove, the number of the guide rods is two, the outer walls of the guide rods are synchronously and slidably connected with pressing plates, and springs are fixedly connected to the lower surfaces of the two ends of each pressing plate. According to the quick positioning mechanism of the needle grinding machine, the outer frame is clamped between the two positioning plates to be fixed, then the two ends of the needle bars are placed into the grooves, then the screw is rotated to enable the outer wall of the screw to be meshed with the inner wall of the positioning plates, the screw drives the pressing plate to move from top to bottom, and therefore the limiting groove on the lower surface of the pressing plate is pressed above the needle bars.

Description

Quick positioning mechanism of needle grinding machine

Technical Field

The utility model relates to the field of needle grinding machine positioning, in particular to a quick positioning mechanism of a needle grinding machine.

Background

The needle grinding machine is a machine tool accessory which is assembled on a surface grinder, a tool grinder and other machine tools and is used for grinding punching needles with various angles such as circular arcs, polygons, circles and the like, and the needle grinding machine needs to be used for positioning needle rod workpieces by a positioning mechanism, so that the needle rods can be ground conveniently.

The positioning mechanism in the current market exists in the process of positioning the needle bars on the needle grinding machine, and the positioning mechanism generally positions single needle bars, so that a long-time waiting is needed for batch needle bars, and the problem of low working efficiency of the needle grinding machine is caused.

Therefore, it is necessary to provide a quick positioning mechanism for a needle grinder to solve the above technical problems.

Disclosure of Invention

The utility model provides a quick positioning mechanism of a needle grinding machine, which solves the problems that a positioning mechanism is used for positioning a needle bar on the needle grinding machine, and a single needle bar is positioned by a common positioning mechanism, so that a batch of needle bars are easy to wait for a long time, and the working efficiency of the needle grinding machine is low.

In order to solve the technical problems, the quick positioning mechanism of the needle grinding machine comprises a base, wherein the upper surface of the base is fixedly connected with positioning plates, two positioning plates are arranged on the opposite sides of the two positioning plates, grooves are formed in the opposite sides of the two positioning plates, guide rods are fixedly connected to the inner walls of the two ends of the grooves, two guide rods are arranged on the two outer walls of the two guide rods in a synchronous sliding manner, pressing plates are fixedly connected to the lower surfaces of the two ends of the pressing plates, two springs are sleeved outside the two guide rods, the bottom ends of the two springs are fixedly connected with the bottom surfaces of the inner walls of the grooves, the lower surfaces of the pressing plates are equidistantly separated from the opposite sides of the two springs, a screw is connected to the center of the upper surface of the pressing plates through bearings in a rotating manner, and the outer walls of the screw are in threaded connection with the positioning plates.

Preferably, two opposite sides of the locating plate and the upper surface of the base are connected with an outer frame in a clamping mode, and a plurality of fixing rods are fixedly connected to the inner wall of the outer frame at equal intervals.

Preferably, the outer walls of the fixing rods are sleeved with rollers.

Preferably, the pressing plate and the two guide rods form an elastic reset structure through the two springs.

Preferably, the lower surface of base has seted up the spout, and the quantity of spout has two, the equal fixedly connected with fixed block in both ends of base, and the quantity of fixed block has two, two the equal threaded connection in inside of fixed block has the bolt.

Compared with the related art, the quick positioning mechanism of the needle grinding machine provided by the utility model has the following structure

The beneficial effects are that:

this positioning mechanism is fixed between two locating plates with the frame card, then put into the inside of recess with the both ends of needle bar again, then rotate the outer wall that the screw rod made the screw rod and the inner wall meshing of locating plate for the screw rod drives the clamp plate and from top to bottom removes, thereby makes the spacing groove of clamp plate lower surface press the top of needle bar, and such design makes positioning mechanism can fix a position a plurality of needle bars fast, thereby can improve the work efficiency who uses positioning mechanism effectively.

Drawings

FIG. 1 is a schematic view of a quick positioning mechanism of a needle grinder according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the positioning plate shown in FIG. 1;

fig. 3 is a schematic view of the outer frame shown in fig. 1.

Reference numerals in the drawings: 1. a base; 2. a positioning plate; 3. a groove; 4. a guide rod; 5. a pressing plate; 6. a spring; 7. a limit groove; 8. a screw; 9. an outer frame; 10. a fixed rod; 11. a roller; 12. a chute; 13. a fixed block; 14. and (5) a bolt.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1 to 3 in combination, fig. 1 is a schematic structural diagram of a fast positioning mechanism of a needle grinding machine according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of the structure of the positioning plate shown in FIG. 1; fig. 3 is a schematic view of the outer frame shown in fig. 1. The utility model provides a quick positioning mechanism of needle grinding machine, the on-line screen storage device comprises a base 1, the upper surface fixedly connected with locating plate 2 of base 1, and the quantity of locating plate 2 has two, recess 3 has all been seted up to the relative one side of two locating plates 2, the equal fixedly connected with guide arm 4 of both ends inner wall of recess 3, and the quantity of guide arm 4 has two, the outer wall synchronous sliding connection of two guide arms 4 has clamp plate 5, the equal fixedly connected with spring 6 of both ends lower surface of clamp plate 5, and the quantity of spring 6 has two, the outside of two guide arms 4 is all located to the equal cover of two spring 6's bottom equal fixedly connected with recess 3, the lower surface of clamp plate 5 just is located the equidistant spacing groove 7 that is equipped with in the relative one side of two spring 6, the upper surface center of clamp plate 5 is connected with screw 8 through the bearing rotation, and the outer wall and the locating plate 2 threaded connection of screw 8, the outer wall that rotates screw 8 makes screw 8 and the inner wall meshing of locating plate 2, make screw 8 drive clamp plate 5 by the up-down movement, thereby make clamp plate 5 lower surface's spacing groove 7 to press the top of needle.

The opposite sides of the two positioning plates 2 and the upper surface of the base 1 are connected with an outer frame 9 in a clamping manner, and a plurality of fixing rods 10 are fixedly connected with the inner wall of the outer frame 9 at equal intervals.

The outer walls of the fixing rods 10 are sleeved with rollers 11, and the position of each needle rod is correspondingly arranged between the two rollers 11, so that the two rollers 11 rotate on the outer walls of the fixing rods 10 to assist the rotation of the needle rods, and each surface of each needle rod is polished conveniently.

The pressing plate 5 and the two guide rods 4 form an elastic reset structure through two springs 6.

The lower surface of base 1 has seted up spout 12, and the quantity of spout 12 has two, the equal fixedly connected with fixed block 13 in both ends of base 1, and the quantity of fixed block 13 has two, the equal threaded connection in inside of two fixed blocks 13 has bolt 14, slide mounting base 1 through spout 12 and the needle grinder of lower surface, then use bolt 14 to insert fixed block 13 with base 1 and the operation panel of needle grinder fixed location to make positioning mechanism be convenient for install fixedly with the needle grinder.

The utility model provides a quick positioning mechanism of a needle grinding machine, which has the following working principle:

the first step: firstly, the base 1 is slidably installed with a needle grinding machine through a chute 12 on the lower surface, and then a bolt 14 is inserted into a fixed block 13 to fix and position the base 1 and an operation table of the needle grinding machine, so that a positioning mechanism is convenient to install and fix with the needle grinding machine, and the needle grinding machine is convenient to grind a needle rod in the positioning mechanism;

and a second step of: the outer frame 9 is clamped between the two positioning plates 2 and fixed, then two ends of a needle bar are placed into the groove 3, then the screw rod 8 is rotated to enable the outer wall of the screw rod 8 to be meshed with the inner wall of the positioning plate 2, the screw rod 8 drives the pressing plate 5 to move from top to bottom, and therefore the limiting groove 7 on the lower surface of the pressing plate 5 is pressed above the needle bar, the pressing plate 5 limits the needle bar, meanwhile, the pressing plate 5 presses the spring 6 in the downward moving process, so that the resistance of the pressing plate 5 is increased, the pressing plate 5 is fastened, meanwhile, the pressing plate 5 is limited through the guide rod 4, the stability of the pressing plate 5 is improved, and the positioning mechanism can rapidly position a plurality of needle bars, so that the working efficiency of the positioning mechanism can be effectively improved;

and a third step of: the grinding machine can use sand tray or abrasive paper to polish the surface of needle bar when working the needle bar, can drive the needle bar to rotate when polishing, and the position of every needle bar all corresponds between two cylinders 11 to make two cylinders 11 rotate auxiliary needle bar rotation at the outer wall of dead lever 10, be convenient for polish every face of needle bar.

The beneficial effects are that:

this positioning mechanism is fixed between two locating plates 2 with frame 9 card, then put into the inside of recess 3 with the both ends of needle bar again, then rotate screw rod 8 and make the outer wall of screw rod 8 and the inner wall meshing of locating plate 2 for screw rod 8 drives clamp plate 5 by the upward-downward movement, thereby make the spacing groove 7 of clamp plate 5 lower surface press the top of needle bar, such design makes positioning mechanism can fix a position a plurality of needle bars fast, thereby can improve the work efficiency who uses positioning mechanism effectively.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a quick positioning mechanism of needle grinding machine, includes base (1), its characterized in that: the utility model discloses a device for fixing a base, including base (1), locating plate (2), recess (3) are all offered to the upper surface fixedly connected with locating plate (2), and the quantity of locating plate (2) has two, recess (3) both ends inner wall equal fixedly connected with guide arm (4), and the quantity of guide arm (4) has two, two the outer wall synchronous sliding connection of guide arm (4) has clamp plate (5), the equal fixedly connected with spring (6) of both ends lower surface of clamp plate (5), and the quantity of spring (6) has two, two spring (6) all overlap and locate two the outside of guide arm (4), two the equal fixedly connected with recess (3) in bottom of spring (6), the lower surface of clamp plate (5) just is located two the equidistant a plurality of spacing groove (7) that are equipped with of leaving in opposite side of spring (6), the upper surface center of clamp plate (5) is connected with screw (8) through the bearing rotation, and the outer wall and locating plate (2) threaded connection of screw rod (8).

2. The quick positioning mechanism of a needle grinding machine according to claim 1, wherein an outer frame (9) is connected to opposite sides of the two positioning plates (2) and located on the upper surface of the base (1) in a clamping manner, and a plurality of fixing rods (10) are fixedly connected to the inner wall of the outer frame (9) at equal distances.

3. A quick positioning mechanism for a needle grinder according to claim 2, wherein the outer walls of the plurality of fixing rods (10) are respectively sleeved with a roller (11).

4. A quick positioning mechanism for a needle grinder according to claim 3, wherein the pressing plate (5) and the two guide rods (4) form an elastic return structure through two springs (6).

5. The quick positioning mechanism of a needle grinding machine according to claim 4, wherein sliding grooves (12) are formed in the lower surface of the base (1), the number of the sliding grooves (12) is two, two ends of the base (1) are fixedly connected with fixing blocks (13), the number of the fixing blocks (13) is two, and bolts (14) are connected with the inner parts of the two fixing blocks (13) in a threaded mode.