CN215968229U

CN215968229U - Step bar flat grinding clamp

Info

Publication number: CN215968229U
Application number: CN202122686561.XU
Authority: CN
Inventors: 廖元波; 罗光友; 陈嘉豪; 魏子童
Original assignee: SICHUAN YR NEW MATERIAL TECHNOLOGY Co
Current assignee: SICHUAN YR NEW MATERIAL TECHNOLOGY Co
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-08
Anticipated expiration: 2031-11-04

Abstract

A flat grinding clamp for step bar materials comprises a lower supporting member, wherein a plurality of positioning members are arranged at the lower end of the lower supporting member, lower clamping members are arranged at the upper ends of the positioning members, a movable member is arranged at one side of each lower clamping member, a pressing mechanism is arranged on each movable member and each lower clamping member, an upper clamping member is arranged between the pressing mechanisms, and the pressing mechanisms are distributed at two ends of each lower clamping member; the movable component is used for adjusting the position of one of the pressing mechanisms and enabling the pressing mechanism to penetrate through one end of the upper clamping component, and the pressing mechanism is used for adjusting the distance between the lower clamping component and the upper clamping component so that the lower clamping component and the upper clamping component clamp the stepped bar stock. When the step bar is machined, the step bar is conveniently clamped, and the clamping stability is improved.

Description

Step bar flat grinding clamp

Technical Field

The utility model relates to the technical field of hard alloy processing equipment, in particular to a flat grinding clamp for a step bar.

Background

Step bar is as the name implies a multistage and every section diameter all unequal rod, this kind of rod can be used to processing connecting shaft spare etc., this kind of connecting shaft spare wear resistance is excellent, and in order to improve the quality of this kind of bar, after sintering preparation is accomplished, often need polish its terminal surface, when polishing, because the appearance structural feature of this kind of bar is comparatively special, consequently if adopt traditional tool pliers or anchor clamps to hardly realize the stable centre gripping of this kind of bar, and then can take place the displacement at the in-process bar of polishing, thereby the mill flat operation to the terminal surface has caused certain influence.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flat grinding clamp for a step bar, which is used for solving the defects of the prior art, is convenient to clamp the step bar when the step bar is processed, improves the clamping stability and has stronger practicability.

In order to achieve the purpose of the utility model, the following technology is adopted:

a flat grinding clamp for step bar materials comprises a lower supporting member, wherein a plurality of positioning members are arranged at the lower end of the lower supporting member, lower clamping members are arranged at the upper ends of the positioning members, a movable member is arranged at one side of each lower clamping member, a pressing mechanism is arranged on each movable member and each lower clamping member, an upper clamping member is arranged between the pressing mechanisms, and the pressing mechanisms are distributed at two ends of each lower clamping member;

the movable component is used for adjusting the position of one of the pressing mechanisms and enabling the pressing mechanism to penetrate through one end of the upper clamping component, and the pressing mechanism is used for adjusting the distance between the lower clamping component and the upper clamping component so that the lower clamping component and the upper clamping component clamp the stepped bar stock.

Further, the lower supporting member comprises a lower supporting plate, four corners of the lower supporting plate are provided with supporting columns in a downward extending mode, the lower supporting plate is provided with a convex plate in an upward extending mode, the convex plate is provided with strip holes, and guide rails are arranged on two sides of the convex plate.

Further, the location component is including locating a pair of location strip of fagging lower wall down, and the location strip is located the both sides in rectangular hole, and the location strip all is equipped with a plurality of location holes, has worn the piece in the rectangular hole, and the lower extreme of wearing the piece is equipped with a pair of spring catch, and the lower extreme of spring catch all overlaps and is equipped with the top spring, and the spring catch cover is equipped with the roof, goes up the both ends of roof and all upwards extends ground and is equipped with the location inserted bar, and the location inserted bar is worn in the location hole for wear the position locking of piece.

Further, the lower clamping component comprises a lower clamping seat arranged at the upper end of the penetrating block, the lower end of the lower clamping seat is sleeved on the guide rail, a plurality of V-shaped grooves are formed in the upper end of the lower clamping seat in an open mode, a yielding groove is formed in the upper end of the lower clamping seat in an open mode, a hinge seat is arranged at one end of the lower clamping seat, the hinge seat is hinged to a rotating head, and an installation end plate is arranged at the other end of the rotating head.

Further, the movable component is including installing in the overhanging guide of the lower holder other end, T-slot has been taken shape to overhanging guide upper end opening ground, the T-slot is equipped with the sliding seat, fixed curb plate is installed to the outside end of sliding seat, the upper end of fixed curb plate is equipped with the key board, the second spring catch has all been worn at the both ends of key board, the lower extreme of second spring catch all overlaps and is equipped with positioning spring, the lower extreme of second spring catch all is equipped with down the top dish, lower top dish is located positioning spring's lower extreme, the lower extreme of lower top dish is equipped with down the ejector pin, the lower extreme of lower ejector pin is worn in overhanging guide, a position lock for the sliding seat.

Further, the pressing mechanism comprises a pair of pressing screws, one of the pressing screws is fixed on the installation end plate, the other pressing screw is fixed on the sliding seat, pressing screw sleeves are screwed on the pressing screws, a holding rod is eccentrically arranged at the upper ends of the pressing screw sleeves, the pressing screw sleeves are sleeved with the pressing seats, a pair of positioning penetrating rods are arranged at the inner side ends of the pressing seats, and a folded fixing seat is sleeved on each positioning penetrating rod.

Furthermore, the upper clamping component comprises an upper plate arranged at the lower end of the folded fixing seat, an upper clamping plate is arranged on the lower wall of the upper plate, and a plurality of upper clamping V-shaped grooves are formed in the upper clamping plate.

The technical scheme has the advantages that:

when the stepped bar stock is machined, the stepped bar stock can be clamped conveniently, the clamping stability is improved, meanwhile, multi-section adaptive clamping can be carried out according to the structure of the stepped bar stock, the clamping stability is further improved remarkably, and the stepped bar stock is convenient to adjust according to the structure of the bar stock during clamping, so that the application range is expanded, and the stepped bar stock clamping device has high practicability.

Drawings

Fig. 1 shows a perspective view of a first embodiment.

Fig. 2 shows a perspective view of the second embodiment.

Fig. 3 shows a three-dimensional structure of one embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of 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 present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

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 the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.

Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.

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

As shown in fig. 1-3, a flat grinding fixture for stepped bar materials comprises a lower supporting member 1, a plurality of positioning members 2 are arranged at the lower end of the lower supporting member 1, lower clamping members 3 are arranged at the upper ends of the positioning members 2, a movable member 4 is arranged at one side of each lower clamping member 3, pressing mechanisms 5 are arranged on the movable members 4 and the lower clamping members 3, an upper clamping member 6 is arranged between the pressing mechanisms 5, and the pressing mechanisms 5 are distributed at two ends of each lower clamping member 3. The positioning member 2 is used for locking the position of the lower clamping member 3, the movable member 4 is used for adjusting the position of one of the pressing mechanisms 5 and enabling the pressing mechanism 5 to penetrate one end of the upper clamping member 6, and the pressing mechanism 5 is used for adjusting the distance between the lower clamping member 3 and the upper clamping member 6 so that the lower clamping member 3 and the upper clamping member 6 clamp the step bar.

The clamp facilitates the clamping operation of the step bar through a lower supporting member 1, a positioning member 2, a lower clamping member 3, a movable member 4, a lower pressing mechanism 5 and an upper clamping member 6, wherein the lower supporting member 1 plays a role in supporting the whole clamp and plays a role in guiding and limiting the lower end of the lower clamping member 3, the positioning member 2 facilitates the position adjustment of the lower clamping member 3 and facilitates the implementation of the position locking of the lower clamping member 3, the lower clamping member 3 and the upper clamping member 6 are mutually matched to facilitate the clamping operation of the step bar, and during the clamping, stable clamping can be adaptively carried out according to the structural characteristics of the step bar, the movable member 4 can adjust the position of one of the lower pressing mechanisms 5, so that the fixed connection between the lower pressing mechanism 5 and the upper clamping member 6 is convenient, when the step bar is placed, the upper clamping member 6 can be rotated out from the lower clamping member 3, thereby conveniently carry out the placing of step bar, hold down 5 and can drive and press from both sides member 3 downstream to the convenient centre gripping operation of adjusting the bar that realizes pressing from both sides member 3 and lower clamp member 3 through last. In operation, the position of the lower clamping member 3 is adjusted according to actual clamping conditions, position locking is carried out through the positioning member 2 after adjustment, step bars are placed on the lower clamping member 3, the upper clamping member 6 is placed on the upper side of the step bars, then connection between the pressing mechanism 5 and the upper clamping member 6 is carried out, and after connection is completed, clamping operation of the step bars is carried out through the pressing mechanism 5.

Lower supporting member 1 includes fagging 10 down, and four angles of lower supporting member 10 are equipped with support column 11 with all downwardly extending, and lower supporting member 10 is equipped with flange 14 with upwardly extending, and rectangular hole 13 has been seted up to flange 14, and the both sides of flange 14 all are equipped with guide rail 12. The arrangement of the guide rail 12 strengthens the connection relationship between the lower clamping member 3 and the lower support member 1, thereby ensuring the stability of the end face grinding of the step bar.

The locating component 2 is including locating a pair of location strip 20 of fagging 10 lower wall down, location strip 20 is located the both sides of rectangular hole 13, location strip 20 all is equipped with a plurality of location holes, the piece has been worn in the rectangular hole 13, the lower extreme of wearing the piece is equipped with a pair of spring catch 23, the lower extreme of spring catch 23 all is equipped with top spring 24, spring catch 23 cover is equipped with roof 22, the both ends of going up roof 22 all upwards are equipped with location inserted bar 25 with extending, location inserted bar 25 is worn in the location hole, a position lock for wearing the piece. The positioning inserted rod 25 in the component is inserted in the corresponding positioning hole, so that the position locking is convenient, and the arrangement of the upper ejection spring 24 improves the stability of the locking and also facilitates the position adjustment.

The lower clamping component 3 comprises a lower clamping seat 30 installed at the upper end of the penetrating block, the lower end of the lower clamping seat 30 is sleeved on the guide rail 12, a plurality of V-shaped grooves 31 are formed in the upper end of the lower clamping seat 30 in an open mode, a yielding groove 32 is formed in the upper end of the lower clamping seat 30 in an open mode, a hinged seat 50 is installed at one end of the lower clamping seat 30, a rotating head 52 is hinged to the hinged seat 50, and an installation end plate 51 is arranged at the other end of the rotating head 52. Wherein the arrangement of the V-shaped groove 31 provides the possibility of gripping different positions of the stepped bar stock, and the arrangement of the relief groove 32 increases the movable distance of the upper clamp member 6, thereby enlarging the grippable range. The hinge seat 50 and the rotating head 52 are arranged to facilitate the rotation of the other press mechanism 5, and therefore, the connection and fixation of the press mechanism 5 and the upper clamp member 6 are facilitated.

The movable member 4 includes an outward extending guide 40 installed at the other end of the lower holder 30, a T-shaped groove 400 is formed at the upper end of the outward extending guide 40 with an opening, a sliding seat 41 is arranged in the T-shaped groove 400, a fixed side plate 42 is installed at the outer end of the sliding seat 41, a key plate 43 is arranged at the upper end of the fixed side plate 42, second spring pins 44 are respectively penetrated through two ends of the key plate 43, positioning springs 45 are respectively sleeved at the lower ends of the second spring pins 44, lower top plates 46 are respectively arranged at the lower ends of the second spring pins 44, the lower top plates 46 are positioned at the lower ends of the positioning springs 45, lower ejector rods 48 are arranged at the lower ends of the lower top plates 46, and the lower ends of the lower ejector rods 48 penetrate through the outward extending guide 40 for locking the position of the sliding seat 41. The arrangement of the component is mainly convenient for adjusting and locking the position of another press mechanism 5, thereby facilitating the connection and fixation between the press mechanism 5 and the upper clamping component 6, and after the press mechanism 5 and the upper clamping component 6 are connected and fixed, the lower mandril 48 needs to be threaded on the overhanging guide 40, thereby locking the position of the sliding seat 41, and in order to improve the stability after moving, the positioning spring 45 is arranged.

The pressing mechanism 5 comprises a pair of pressing screws 53, one pressing screw 53 is fixed on the installation end plate 51, the other pressing screw 53 is fixed on the sliding seat 41, pressing screw sleeves 56 are screwed on the pressing screws 53, a holding rod 57 is eccentrically arranged at the upper ends of the pressing screw sleeves 56, the pressing screw sleeves 56 are sleeved with a pressing seat 55, a pair of positioning penetrating rods 59 are arranged at the inner side ends of the pressing seat 55, and each pair of positioning penetrating rods 59 is sleeved with a folding fixing seat 58. When the position of the upper clamping member 6 is adjusted, the lower pressing screw sleeve 56 is rotated through the holding rod 57, the lower pressing screw sleeve 56 makes the lower pressing seat 55 move downwards when rotating, and the lower pressing seat 55 drives the upper clamping member 6 to move downwards when moving downwards, and a corresponding positioning penetrating rod 59 and a folded fixing seat 58 are arranged for connecting with the upper clamping member 6 conveniently.

The upper clamp member 6 includes an upper plate 60 mounted on the lower end of the fold-shaped holder 58, and an upper clamp plate 61 is provided on the lower wall of the upper plate 60, and a plurality of upper clamp V-grooves 62 are formed in the upper clamp plate 61. Wherein upper clamp V groove 62 can act on the upside of step bar and conveniently adjust the centre gripping of bar with V-arrangement groove 31 interact and fix, and when the centre gripping, upper clamp plate 61 will wear in the groove 32 of stepping down according to actual conditions to upper clamp V groove 62 and V-arrangement groove 31 are the one-to-one relation, and can improve the mill flat efficiency of step bar through this kind of mode.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is apparent that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The flat grinding clamp for the step bar is characterized by comprising a lower supporting member (1), wherein a plurality of positioning members (2) are arranged at the lower end of the lower supporting member (1), lower clamping members (3) are arranged at the upper ends of the positioning members (2), a movable member (4) is arranged on one side of each lower clamping member (3), a pressing mechanism (5) is arranged on each movable member (4) and each lower clamping member (3), an upper clamping member (6) is arranged between each pressing mechanism (5), and the pressing mechanisms (5) are distributed at two ends of each lower clamping member (3);

the positioning member (2) is used for locking the position of the lower clamping member (3), the movable member (4) is used for adjusting the position of one of the pressing mechanisms (5) and enabling the pressing mechanism (5) to penetrate one end of the upper clamping member (6), and the pressing mechanism (5) is used for adjusting the distance between the lower clamping member (3) and the upper clamping member (6) so that the lower clamping member (3) and the upper clamping member (6) clamp the step bar.

2. The flat grinding clamp for the stepped bar stock according to claim 1, wherein the lower supporting member (1) comprises a lower supporting plate (10), supporting columns (11) are arranged at four corners of the lower supporting plate (10) in a downward extending mode, a convex plate (14) is arranged on the lower supporting plate (10) in an upward extending mode, a long hole (13) is formed in the convex plate (14), and guide rails (12) are arranged on two sides of the convex plate (14).

3. The flat grinding clamp for the stepped bar stock according to claim 2, wherein the positioning member (2) comprises a pair of positioning strips (20) arranged on the lower wall of the lower supporting plate (10), the positioning strips (20) are positioned on two sides of the strip hole (13), the positioning strips (20) are respectively provided with a plurality of positioning holes, a through block penetrates through the strip hole (13), the lower end of the through block is provided with a pair of spring pins (23), the lower ends of the spring pins (23) are respectively sleeved with an upper top spring (24), the spring pins (23) are respectively sleeved with an upper top plate (22), two ends of the upper top plate (22) are respectively provided with a positioning inserted rod (25) in an upward extending manner, and the positioning inserted rods (25) penetrate through the positioning holes and are used for locking the position of the through block.

4. The flat grinding clamp for the stepped bar stock according to claim 3, wherein the lower clamping member (3) comprises a lower clamping seat (30) installed at the upper end of the through block, the lower end of the lower clamping seat (30) is sleeved on the guide rail (12), a plurality of V-shaped grooves (31) are formed at the upper end of the lower clamping seat (30) in an open manner, a yielding groove (32) is formed at the upper end of the lower clamping seat (30) in an open manner, a hinged seat (50) is installed at one end of the lower clamping seat (30), the hinged seat (50) is hinged with a rotating head (52), and an installation end plate (51) is arranged at the other end of the rotating head (52).

5. The flat grinding clamp for the stepped bar stock according to claim 4, wherein the movable member (4) comprises an outward extending guide part (40) arranged at the other end of the lower clamping seat (30), a T-shaped groove (400) is formed at the upper end of the outward extending guide part (40) in an open manner, a sliding seat (41) is arranged in the T-shaped groove (400), a fixed side plate (42) is arranged at the outer side end of the sliding seat (41), a key plate (43) is arranged at the upper end of the fixed side plate (42), second spring pins (44) penetrate through two ends of the key plate (43), a positioning spring (45) is sleeved at the lower end of each second spring pin (44), a lower top disc (46) is arranged at the lower end of each positioning spring (45), a lower ejector rod (48) is arranged at the lower end of each lower top disc (46), and the lower end of each lower ejector rod (48) penetrates through the outward extending guide part (40), for locking the position of the sliding seat (41).

6. The flat grinding clamp for the stepped bar stock according to claim 5, wherein the pressing mechanism (5) comprises a pair of pressing screw rods (53), one pressing screw rod (53) is fixed on the mounting end plate (51), the other pressing screw rod (53) is fixed on the sliding seat (41), pressing screw sleeves (56) are screwed on the pressing screw rods (53), a holding rod (57) is eccentrically arranged at the upper ends of the pressing screw sleeves (56), the pressing screw sleeves (56) are sleeved with the pressing seats (55), a pair of positioning penetrating rods (59) are arranged at the inner side ends of the pressing seats (55), and each pair of positioning penetrating rods (59) is sleeved with a folded fixing seat (58).

7. A stepped bar flat grinding clamp according to claim 6, characterized in that the upper clamp member (6) comprises an upper plate (60) mounted to the lower end of the fold-shaped fixing seat (58), the lower wall of the upper plate (60) is provided with an upper clamp plate (61), and the upper clamp plate (61) is formed with a plurality of upper clamp V-grooves (62).