CN215785741U

CN215785741U - Positioning device in bar drawing process

Info

Publication number: CN215785741U
Application number: CN202122033359.7U
Authority: CN
Inventors: 姚惠锋
Original assignee: Jiaxing Xingxin Environmental Protection Technology Co ltd
Current assignee: Jiaxing Xingxin Environmental Protection Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-11
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a positioning device in a bar drawing process, which comprises a bottom plate, wherein connecting blocks are arranged at four corners of the bottom plate, fixing bolts are arranged in inner cavities of four groups of connecting blocks, vertical plates are arranged at the left end and the right end of the top of the bottom plate, top plates are arranged at the tops of two groups of vertical plates, a sliding assembly is arranged at the bottom of the top plate, a pressing assembly is arranged at the bottom of the sliding assembly, and a screw rod is transversely screwed below the vertical plate at the right end of the top plate. The universality of the device is improved.

Description

Positioning device in bar drawing process

Technical Field

The utility model relates to the technical field of machining, in particular to a positioning device in a bar drawing process.

Background

Most steel processing mode at present is through pressure working, makes the steel that is processed produce plastic deformation, and is different according to steel processing temperature, can be divided into cold processing and hot working two kinds, and steel drawing process is one kind and changes the steel forming process of steel diameter length through drawing, in the production manufacture process that carries out high accuracy stainless steel rod, needs fix a position the rod in advance, but still has certain problem, and specific problem is as follows:

the existing positioning device is poor in applicability, can only position the bar of an appointed model, needs to replace equipment when the bars of different models are required to be processed, causes resource waste, reduces the universality of the device, is poor in fixing effect of steel products due to the fact that the existing positioning device adopts a mould with a taper hole structure, and is easy to form defects such as pits, folds and microcracks on the surface of the bar when the mould is adopted to reduce the diameter of the stainless steel bar, and the quality of the bar is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning device in a bar drawing process, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a positioner of bar drawing in-process, includes the bottom plate, four corners of bottom plate all are provided with the connecting block, and four groups the inner chamber of connecting block all is provided with fixing bolt, the riser is all installed at both ends about the bottom plate top, and is two sets of the roof is installed at the top of riser, the bottom of roof is provided with sliding assembly, sliding assembly's bottom is provided with presses down the subassembly, the right-hand member the horizontal spiro union in below of riser has the screw rod, the one end that the screw rod is close to bottom plate vertical center line is provided with the locating plate, and the locating plate passes through the bearing frame and is connected with the screw rod, the one end that bottom plate vertical center line was kept away from to the screw rod is provided with the carousel.

Preferably, the sliding assembly includes hand wheel, pivot, lead screw, activity groove, movable block and screw, the lead screw of sliding assembly passes through the bearing and is located two sets ofly between the riser, the right-hand member of lead screw is provided with the pivot, the right-hand member of pivot stretches out the riser and is provided with the hand wheel, the outer wall cover of lead screw is equipped with the screw, the top of screw is provided with the movable block, the activity groove has been seted up to the bottom of roof, and the activity groove is located between the movable block.

Based on the technical characteristics, the hand wheel drives the screw rod to rotate through the rotating shaft, and the screw nut slides left and right along the outer wall of the screw rod under the sliding fit of the movable groove and the movable block, so that the transverse position of the pressing assembly can be adjusted.

Preferably, the pressing component comprises an outer barrel, an inner barrel, a mounting seat and a pressing wheel, the outer barrel of the pressing component is located at the bottom of the screw, the inner barrel is movably arranged in the inner cavity of the outer barrel, the mounting seat is mounted at the bottom of the inner barrel, and the pressing wheel is arranged at the bottom of the mounting seat.

Based on the technical characteristics, the inner cylinder slides up and down in the inner cavity of the outer cylinder, so that the height position of the pressing wheel can be conveniently adjusted, bars of different specifications can be pressed and fixed, and the positioning effect of the device is improved.

Preferably, the lower extreme of urceolus right side wall is provided with spacing subassembly, spacing subassembly includes spacing groove, gag lever post, arm-tie and reset spring, the reset spring of spacing subassembly is located the lower extreme of urceolus right side wall, reset spring's right-hand member is provided with the arm-tie, the left end of arm-tie is provided with the gag lever post, the right side wall equidistant spacing groove of matcing each other with the gag lever post of offering of inner tube.

Based on the technical characteristics, when the height of the pressing wheel needs to be adjusted, the pull plate is pulled rightwards, the pull plate stretches the reset spring until the limiting rod is separated from the inner cavity of the limiting groove, and the fixing effect on the inner barrel is relieved.

Preferably, the right end of the hand wheel is in threaded connection with a locking bolt, the left end of the locking bolt extends into the inner cavity of the vertical plate, and the side wall of the vertical plate at the right end is provided with a screw hole matched with the locking bolt.

Based on above-mentioned technical characteristics, through the setting of locking bolt, can fix it after the hand wheel use finishes, avoid appearing the condition of rotation.

Preferably, the bottom of the positioning plate is provided with a sliding block, the right end of the top of the bottom plate is provided with a sliding rail, and the sliding block is positioned between the sliding rails

Based on above-mentioned technical characteristics, when the locating plate removed, the slider slided at the inner chamber of slide rail to it is more smooth and easy when making the locating plate remove, avoid appearing the condition that the card is pause.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the positioning plates are convenient to move left and right through the cooperation of the sliding rails, the sliding blocks, the screw rods and the rotary table, so that bars with different sizes can be positioned, the positioning devices can be conveniently detached through the arrangement of the fixing bolts and the connecting blocks, the distance between the two positioning devices can be conveniently adjusted, bars with different lengths can be conveniently positioned, the problem that the existing device is poor in applicability and can only position bar pipes with specified types is solved, and the universality of the device is improved;

(2) through setting up the hand wheel, the apparatus further comprises a rotating shaft, lead screw and screw, under the mutually supporting of activity groove and movable block, can drive and press the subassembly and remove, the position of the subassembly is pressed in convenient adjustment, make it move to the top of rod, under the effect of spacing subassembly, remove the fixed action of inner tube, drop-down inner tube, make and support the rod according to the pinch roller, thereby the rod is more firm when fixed, be rolling friction between rod and the pinch roller like this, the appearance of forming the pit on the rod surface, the fold, the microcrack scheduling problem has been reduced.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic perspective view of a positioning plate according to the present invention;

fig. 4 is a right-view structural diagram of the present invention.

In the figure: 1. a pressing assembly; 101. an outer cylinder; 102. an inner barrel; 103. a mounting seat; 104. pressing the wheel; 2. fixing the bolt; 3. connecting blocks; 4. a base plate; 5. a slide rail; 6. a slider; 7. a screw; 8. a turntable; 9. positioning a plate; 10. a vertical plate; 11. locking the bolt; 12. a sliding assembly; 1201. a hand wheel; 1202. a rotating shaft; 1203. a screw rod; 1204. a movable groove; 1205. a movable block; 1206. a nut; 13. a top plate; 14. a limiting component; 1401. a limiting groove; 1402. a limiting rod; 1403. pulling a plate; 1404. a return spring.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a positioner of bar drawing in-process, includes and presses subassembly 1, fixing bolt 2, connecting block 3, bottom plate 4, slide rail 5, slider 6, screw rod 7, carousel 8, locating plate 9, riser 10, locking bolt 11, sliding component 12, roof 13, spacing subassembly 14.

Four corners of the bottom plate 4 are provided with connecting blocks 3, inner cavities of four groups of connecting blocks 3 are provided with fixing bolts 2, vertical plates 10 are mounted at the left end and the right end of the top of the bottom plate 4, top plates 13 are mounted at the tops of the two groups of vertical plates 10, a sliding assembly 12 is arranged at the bottom of each top plate 13, the sliding assembly 12 comprises a hand wheel 1201, a rotating shaft 1202, a screw rod 1203, a movable groove 1204, a movable block 1205 and a nut 1206, the screw rod 1203 of the sliding assembly 12 is located between the two groups of vertical plates 10 through a bearing, the right end of the screw rod 1203 is provided with the rotating shaft 1202, the right end of the rotating shaft 1202 extends out of each vertical plate 10 and is provided with the hand wheel 1201, the outer wall of the screw rod 1203 is sleeved with the nut 1206, the movable block 1205 is arranged at the top of the nut 1206, the movable groove 1204 is formed in the bottom of the top plate 13, and the movable groove 1204 is located between the movable blocks 1205;

the hand wheel 1201 drives the screw rod 1203 to rotate through the rotating shaft 1202, and under the sliding fit of the movable groove 1204 and the movable block 1205, the nut 1206 slides left and right along the outer wall of the screw rod 1203, so that the transverse position of the pressing assembly 1 can be adjusted (see fig. 1 in the attached drawings of the specification).

A locking bolt 11 is screwed at the right end of the hand wheel 1201, the left end of the locking bolt 11 extends into the inner cavity of the vertical plate 10, and a screw hole matched with the locking bolt 11 is formed in the side wall of the vertical plate 10 at the right end;

through the arrangement of the locking bolt 11, the hand wheel 1201 can be fixed after being used, and the rotation is avoided (refer to fig. 1 and 4 in the attached drawings of the specification).

The bottom of the sliding component 12 is provided with a pressing component 1, the pressing component 1 comprises an outer cylinder 101, an inner cylinder 102, a mounting seat 103 and a pressing wheel 104, the outer cylinder 101 of the pressing component 1 is positioned at the bottom of a nut 1206, the inner cavity of the outer cylinder 101 is movably provided with the inner cylinder 102, the mounting seat 103 is mounted at the bottom of the inner cylinder 102, and the pressing wheel 104 is arranged at the bottom of the mounting seat 103;

the inner cylinder 102 slides up and down in the inner cavity of the outer cylinder 101, so that the height position of the pressing wheel 104 can be conveniently adjusted, bars of different specifications can be pressed and fixed, and the positioning effect of the device is improved (see fig. 1 in the attached drawing of the specification).

The lower end of the right side wall of the outer cylinder 101 is provided with a limiting component 14, the limiting component 14 comprises a limiting groove 1401, a limiting rod 1402, a pull plate 1403 and a reset spring 1404, the reset spring 1404 of the limiting component 14 is positioned at the lower end of the right side wall of the outer cylinder 101, the right end of the reset spring 1404 is provided with the pull plate 1403, the left end of the pull plate 1403 is provided with the limiting rod 1402, and the right side wall of the inner cylinder 102 is provided with the limiting groove 1401 matched with the limiting rod 1402 at equal intervals;

when the height of the pressing wheel 104 needs to be adjusted, the pulling plate 1403 is pulled rightwards, the pulling plate 1403 stretches the return spring 1404 until the limiting rod 1402 is separated from the inner cavity of the limiting groove 1401, and the fixing effect on the inner cylinder 102 is released (refer to fig. 1 and 2 in the attached drawings of the specification).

A screw 7 is transversely screwed below the right end vertical plate 10, a positioning plate 9 is arranged at one end of the screw 7 close to the vertical central line of the bottom plate 4, the positioning plate 9 is connected with the screw 7 through a bearing seat, a sliding block 6 is arranged at the bottom of the positioning plate 9, a sliding rail 5 is arranged at the right end of the top of the bottom plate 4, and the sliding block 6 is positioned between the sliding rails 5;

when the positioning plate 9 moves, the sliding block 6 slides in the inner cavity of the sliding rail 5, so that the positioning plate 9 moves more smoothly, and the phenomenon of jamming is avoided (refer to fig. 1 and 3 in the attached drawings of the specification).

The working principle is as follows: when the device is used, the length of a processed bar is positioned according to the requirement, two groups of positioning devices matched with the length of the bar are selected, the positioning devices are fixedly installed by utilizing the matching of the fixing bolts 2 and the connecting blocks 3, one group of the positioning devices are installed on drawing equipment, after the device is fixed, two ends of the bar are respectively inserted into the corresponding positioning plates 9, then the screw 7 is driven to rotate by the rotary turntable 8, the screw 7 transversely moves in the vertical plate 10, the vertical plate 10 moves to drive the positioning plates 9 to transversely move through the bearing seat, the sliding block 6 arranged at the bottom of the positioning plates 9 is in sliding fit with the sliding rail 5 arranged on the bottom plate 4, so that the friction force is reduced when the positioning plates 9 transversely move, the labor force of workers is saved, when the positioning plates 9 transversely move to a certain degree, the positioning plates 9 are matched with the vertical plate 10 at the left end to fix and position the bar, the device can position bars with different specifications, simultaneously screw out the vertical plate 10, manually rotate a hand wheel 1201, the hand wheel 1201 drives a screw 1203 to rotate through a rotating shaft 1202, under the sliding fit of a movable groove 1204 and a movable block 1205, a nut 1206 slides left and right along the outer wall of the screw 1203 until a pressing wheel 104 slides to the upper side of the bar, then a pull plate 1403 is pulled rightwards, the pull plate 1403 stretches a reset spring 1404 until a limiting rod 1402 is separated from the inner cavity of the limiting groove 1401, the fixing effect of an inner cylinder 102 is released, the inner cylinder 102 is pulled downwards to move in the inner cavity of the outer cylinder 101 until the bottom of the pressing wheel 104 is abutted against the bar, then the pull plate 1403 is loosened, the limiting rod 1402 is clamped into the inner cavity of the limiting groove 1401 again under the elastic action of the reset spring 1404, the inner cylinder 102 is conveniently fixed, the bar is fixed more firmly, and rolling friction is generated between the bar and the pressing wheel 104 during pulling, the problems of forming pits, folds, microcracks and the like on the surface of the bar by the pressing wheel 104 are reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides a positioner in bar drawing process, includes bottom plate (4), its characterized in that: four corners of bottom plate (4) all are provided with connecting block (3), four groups the inner chamber of connecting block (3) all is provided with fixing bolt (2), riser (10) are all installed at both ends about bottom plate (4) top, and are two sets of roof (13) are installed at the top of riser (10), the bottom of roof (13) is provided with sliding assembly (12), sliding assembly's (12) bottom is provided with presses down subassembly (1), the right-hand member the horizontal spiro union in below of riser (10) has screw rod (7), the one end that screw rod (7) are close to bottom plate (4) vertical center line is provided with locating plate (9), and locating plate (9) are connected with screw rod (7) through the bearing frame, the one end that bottom plate (4) vertical center line was kept away from in screw rod (7) is provided with carousel (8).

2. The positioning device in the bar drawing process according to claim 1, wherein: the sliding assembly (12) comprises a hand wheel (1201), a rotating shaft (1202), a screw rod (1203), a movable groove (1204), a movable block (1205) and a nut (1206), wherein the screw rod (1203) of the sliding assembly (12) is located between two sets of vertical plates (10) through a bearing, the right end of the screw rod (1203) is provided with the rotating shaft (1202), the right end of the rotating shaft (1202) extends out of the vertical plates (10) and is provided with the hand wheel (1201), the outer wall of the screw rod (1203) is sleeved with the nut (1206), the top of the nut (1206) is provided with the movable block (1205), the movable groove (1204) is formed in the bottom of the top plate (13), and the movable groove (1204) is located between the movable blocks (1205).

3. The positioning device in the bar drawing process according to claim 1, wherein: the pressing component (1) comprises an outer cylinder (101), an inner cylinder (102), a mounting seat (103) and a pressing wheel (104), the outer cylinder (101) of the pressing component (1) is located at the bottom of a screw nut (1206), the inner cylinder (102) is movably arranged in an inner cavity of the outer cylinder (101), the mounting seat (103) is mounted at the bottom of the inner cylinder (102), and the pressing wheel (104) is arranged at the bottom of the mounting seat (103).

4. The positioning device in the bar drawing process according to claim 3, wherein: the lower extreme of urceolus (101) right side wall is provided with spacing subassembly (14), spacing subassembly (14) are including spacing groove (1401), gag lever post (1402), arm-tie (1403) and reset spring (1404), reset spring (1404) of spacing subassembly (14) are located the lower extreme of urceolus (101) right side wall, the right-hand member of reset spring (1404) is provided with arm-tie (1403), the left end of arm-tie (1403) is provided with gag lever post (1402), spacing groove (1401) that match each other with gag lever post (1402) are seted up to the right side wall of inner tube (102) equidistant.

5. The positioning device in the bar drawing process according to claim 2, wherein: the right end of the hand wheel (1201) is in threaded connection with a locking bolt (11), the left end of the locking bolt (11) extends into the inner cavity of the vertical plate (10), and the side wall of the vertical plate (10) at the right end is provided with a screw hole matched with the locking bolt (11).

6. The positioning device in the bar drawing process according to claim 1, wherein: the bottom of locating plate (9) is provided with slider (6), slide rail (5) have been seted up to the right-hand member at bottom plate (4) top, and slider (6) are located between slide rail (5).