阅读说明：本技术 一种多尺寸机械五金件钻孔用辅助夹具 (Auxiliary clamp for drilling of multi-size mechanical hardware ) 是由 吴海峰 于 2019-11-20 设计创作，主要内容包括：本发明公开了一种多尺寸机械五金件钻孔用辅助夹具,包括钻孔平台,所述钻孔平台的上端中部两侧设置有两个夹紧机构,且两个夹紧机构对称设置,所述夹紧机构均包括弧形中心板,所述弧形中心板的两端均开设有矩形豁口,矩形豁口中均活动插设有弧形夹紧板,所述L型钢板的竖板内侧均焊接有U型钢板,所述U型钢板的内侧中部均固定有安装圆块,所述螺杆远离转动圆盘的一端均固定连接有转动块；该多尺寸机械五金件钻孔用辅助夹具,可根据不同五金件的直径不同,来随意调节弧形夹紧板的角度,以达到对不同尺寸的五金件的固定作用,可变性和可调性较高,适用范围广,而且固定更加稳定,固定效果好,实用性强,利于推广。(The invention discloses an auxiliary clamp for drilling multi-size mechanical hardware, which comprises a drilling platform, wherein two clamping mechanisms are arranged on two sides of the middle part of the upper end of the drilling platform and symmetrically arranged, each clamping mechanism comprises an arc-shaped central plate, rectangular notches are respectively arranged at two ends of each arc-shaped central plate, arc-shaped clamping plates are movably inserted in the rectangular notches, U-shaped steel plates are welded on the inner sides of vertical plates of the L-shaped steel plates, mounting round blocks are respectively fixed on the middle parts of the inner sides of the U-shaped steel plates, and rotating blocks are respectively fixedly connected to one ends, far away from a rotating disc, of screw rods; this many sizes machinery hardware drilling is with supplementary anchor clamps can be different according to the diameter of different hardware, adjusts the angle of arc clamp plate at will to reach the fixed action to the hardware of equidimension not, variability and adjustability are higher, and application scope is wide, fixes more stable moreover, and fixed effectual, the practicality is strong, does benefit to the popularization.)

1. The utility model provides a drilling of many sizes machine hardware is with supplementary anchor clamps, includes drilling platform (1), its characterized in that: two clamping mechanisms (2) are arranged on two sides of the middle part of the upper end of the drilling platform (1), the two clamping mechanisms (2) are symmetrically arranged, each clamping mechanism (2) comprises an arc-shaped central plate (3), rectangular openings (22) are formed in two ends of each arc-shaped central plate (3), arc-shaped clamping plates (4) are movably inserted into the rectangular openings (22), rotating cylinders (23) are arranged at the lower ends of the arc-shaped clamping plates (4) in the rectangular openings (22), rotating round holes (24) are formed at the lower ends of the rectangular openings (22), the rotating cylinders (23) are movably inserted into the rotating round holes (24), locking bolts (5) are inserted into the upper ends of the rectangular openings (22) in a threaded fit mode, arc-shaped supporting plates (11) are arranged on the front sides of the arc-shaped central plates (3), and connecting rods (12) are hinged to one ends of the rear sides of the arc-shaped supporting plates (11), one end of the connecting rod (12) far away from the arc supporting plate (11) is hinged to the arc central plate (3), the other end of the rear side of the arc supporting plate (11) is connected with a spring (13), the other end of the spring (13) is connected to the arc central plate (3), two sides of the lower end of the arc central plate (3) are fixedly connected with connecting steel plates (20), L-shaped steel plates (6) are arranged below the arc central plate (3), two L-shaped mounting plates (19) are welded to the upper ends of the transverse plates of the L-shaped steel plates (6), the upper ends of the two L-shaped mounting plates (19) are respectively attached to the two connecting steel plates (20), the L-shaped mounting plates (19) and the connecting steel plates (20) are fixed through fixing bolts (21), a limiting slide way (10) is transversely arranged in the middle of the drilling platform (1), the lower ends of the transverse plates of the L-shaped steel plates (6) are respectively attached to the upper end, the lower end middle part of the transverse plate of the L-shaped steel plate (6) is connected with a limiting slide block (25), the limiting slide block (25) is movably located in a limiting slide way (10), the rear side of the L-shaped steel plate (6) is provided with a frame-shaped steel plate (7), the lower end of the frame-shaped steel plate (7) is fixedly welded with the drilling platform (1), the middle parts of two ends of the frame-shaped steel plate (7) are respectively provided with a second screw hole (26), the middle part of the vertical plate of the L-shaped steel plate (6) is provided with a first screw hole (14), a screw rod (8) is inserted between the second screw hole (26) and the first screw hole (14) corresponding to the same end, the front end of the screw rod (8) is fixedly connected with a rotating disc (18), the inner side of the vertical plate of the L-shaped steel plate (6) is welded with a U-shaped steel plate (15), and the middle part of the inner side of, the installation circle piece (16) is provided with a disc rotary groove (17), the rotary disc (18) is movably arranged in the corresponding disc rotary groove (17), and the screw rod (8) is far away from the rotary disc (18) and is fixedly connected with the rotary block (9).

2. The auxiliary clamp for drilling the multi-size mechanical hardware according to claim 1, wherein the auxiliary clamp comprises: arc clamp plate (4) at arc well core plate (3) and its both ends all make up into semicircular clamping plate, the thickness of arc clamp plate (4) is arc well core plate (3) thickness half, the length of arc clamp plate (4) is arc well core plate (3) length twice.

3. The auxiliary clamp for drilling the multi-size mechanical hardware according to claim 1, wherein the auxiliary clamp comprises: the inner sides of the arc-shaped clamping plates (4) and the inner sides of the arc-shaped supporting plates (11) are respectively provided with a rubber pad in a laminating manner, the thickness of each rubber pad is at least 5mm, and the surfaces of the rubber pads are respectively provided with transversely staggered anti-skidding lines.

4. The auxiliary clamp for drilling the multi-size mechanical hardware according to claim 1, wherein the auxiliary clamp comprises: the length of each arc-shaped abutting plate (11) is smaller than that of each arc-shaped central plate (3), the thickness of each arc-shaped abutting plate (11) is half of that of each arc-shaped central plate (3), and the distance between the rear side of each arc-shaped abutting plate (11) and the front side of each arc-shaped central plate (3) is 15mm at most.

Technical Field

The invention relates to the technical field of hardware, in particular to an auxiliary clamp for drilling multi-size mechanical hardware.

Background

The hardware is also called as small hardware, which refers to five metals of gold, silver, copper, iron and tin, and can be made into artworks or metal devices such as knives and swords through manual processing, the hardware in modern society is more extensive, such as hardware tools, hardware parts, daily hardware, building hardware, security articles and the like, the hardware is widely applied to the field of machinery, punching operation is often needed for the processing of mechanical hardware, in the prior art, when the circular hardware is punched, because the surface of the circular hardware is smooth, if the fixing effect of the circular hardware is not good, the sliding, displacement and rotation of the hardware are easy to occur, so that the punching position is easy to generate errors; in the prior art, clamps for punching round hardware are available, but most of the clamps can only fix hardware with the same type and size, so that the changeability and adjustability are poor, and the application range is small; therefore, the auxiliary fixture for drilling the multi-size mechanical hardware is provided.

Disclosure of Invention

The invention aims to provide an auxiliary clamp for drilling multi-size mechanical hardware, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary clamp for drilling multi-size mechanical hardware comprises a drilling platform, wherein two clamping mechanisms are arranged on two sides of the middle portion of the upper end of the drilling platform and are symmetrically arranged, each clamping mechanism comprises an arc-shaped central plate, rectangular openings are formed in two ends of each arc-shaped central plate, arc-shaped clamping plates are movably inserted in the rectangular openings, rotating cylinders are arranged at the lower ends of the arc-shaped clamping plates in the rectangular openings, rotating round holes are formed in the lower ends of the rectangular openings, the rotating cylinders are movably inserted in the rotating round holes, locking bolts are inserted in the upper ends of the rectangular openings through threaded fit, arc-shaped abutting plates are arranged on the front sides of the arc-shaped central plates, connecting rods are hinged to one ends of the rear sides of the arc-shaped abutting plates, one ends of the connecting rods, far away from the arc-shaped abutting plates, are hinged to the arc-shaped central plates, and springs are connected to the other ends of the rear sides, the other end of the spring is connected to the arc-shaped central plate, two connecting steel plates are fixedly connected to two sides of the lower end of the arc-shaped central plate, an L-shaped steel plate is arranged below the arc-shaped central plate, two L-shaped mounting plates are welded to the upper end of a transverse plate of the L-shaped steel plate, the upper ends of the two L-shaped mounting plates are respectively attached to the two connecting steel plates, the L-shaped mounting plates and the connecting steel plates are fixed through fixing bolts, a limiting slide way is transversely formed in the middle of the drilling platform, the lower end of the transverse plate of the L-shaped steel plate is attached to the upper end of the drilling platform, a limiting slide block is connected to the middle of the lower end of the transverse plate of the L-shaped steel plate, the limiting slide block is movably located in the limiting slide way, a frame-shaped steel plate is arranged on the rear side of the L-shaped steel plate, first screw has all been seted up at the riser middle part of L shaped steel board, and it has the screw rod all to alternate between second screw and the first screw that is located same end correspondence, the equal fixedly connected with of front end of screw rod rotates the disc, the inboard U shaped steel board that has all welded of riser of L shaped steel board, the inboard middle part of U shaped steel board all is fixed with the installation fritter, has all seted up the disc turn trough in the installation fritter, the equal activity of rotation disc is located the disc turn trough that corresponds, the equal fixedly connected with turning block of one end of rotation disc is kept away from to the screw rod.

Preferably, the arc-shaped central plate and the arc-shaped clamping plates at the two ends of the arc-shaped central plate are combined into a semicircular clamping plate, the thickness of each arc-shaped clamping plate is one half of that of the arc-shaped central plate, and the length of each arc-shaped clamping plate is twice that of the arc-shaped central plate.

Preferably, the inner sides of the arc-shaped clamping plates and the inner sides of the arc-shaped abutting plates are respectively provided with a rubber pad in a laminating manner, the thickness of each rubber pad is at least 5mm, and the surfaces of the rubber pads are respectively provided with transversely staggered anti-skidding lines.

Preferably, the length of each arc-shaped abutting plate is smaller than that of the arc-shaped central plate, the thickness of each arc-shaped abutting plate is half of that of the arc-shaped central plate, and the distance between the rear side of each arc-shaped abutting plate and the front side of the arc-shaped central plate is 15mm at most.

Compared with the prior art, the invention has the beneficial effects that: the auxiliary fixture for drilling the multi-size mechanical hardware is reasonable in structural design, when the auxiliary fixture for drilling the multi-size mechanical hardware is used, a round hardware to be drilled can be placed between two clamping mechanisms, locking bolts on the clamping mechanisms are sent off before clamping, then rotating blocks at two ends are respectively screwed, so that the two clamping mechanisms are respectively attached to two sides of the hardware, when the clamping mechanisms are in a semicircular shape, if the diameter of the hardware to be clamped is smaller than that of the clamping mechanisms, the two arc-shaped clamping plates are inwards pulled, so that the end portions of the arc-shaped clamping plates are attached to the outer wall of the hardware, then the two clamping mechanisms are fixed by screwing the locking bolts, and the two clamping mechanisms are respectively and completely attached to the two outer walls of the hardware to realize fixing; when the clamping mechanism is in a semicircular shape, if the diameter of the hardware to be clamped is larger than that of the clamping mechanism, the end part of the arc-shaped clamping plate moves to touch the outer wall of the hardware and can be expanded outwards until the end part of the hardware is attached to the outside of the hardware, and then the hardware is fixed by screwing each locking bolt, and the arc-shaped supporting plate can be randomly changed in position according to different diameters no matter the diameter of the hardware is larger than that of the clamping mechanism or the diameter of the hardware is smaller than that of the clamping mechanism until the outer wall of the hardware is completely attached; this many sizes machinery hardware drilling is with supplementary anchor clamps can be different according to the diameter of different hardware, adjusts the angle of arc clamp plate at will to reach the fixed action to the hardware of equidimension not, variability and adjustability are higher, and application scope is wide, fixes more stable moreover, and fixed effectual, the practicality is strong, does benefit to the popularization.

Drawings

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

FIG. 2 is an enlarged view of the structure A shown in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B shown in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of an arcuate center panel of the present invention;

FIG. 5 is a schematic view of a frame-shaped steel plate according to the present invention.

In the figure: the drilling platform comprises a drilling platform 1, a clamping mechanism 2, an arc center plate 3, an arc clamping plate 4, a locking bolt 5, an L-shaped steel plate 6, a frame-shaped steel plate 7, a screw 8, a rotating block 9, a limiting slide way 10, an arc abutting plate 11, a connecting rod 12, a spring 13, a first screw hole 14, a U-shaped steel plate 15, an installation round block 16, a disc rotating groove 17, a rotating disc 18, an L-shaped installation plate 19, a connecting steel plate 20, a fixing bolt 21, a rectangular notch 22, a rotating cylinder 23, a rotating round hole 24, a limiting slide block 25 and a second screw hole 26.

Detailed Description

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. 1-5, the present invention provides a technical solution: an auxiliary clamp for drilling multi-size mechanical hardware comprises a drilling platform 1, two clamping mechanisms 2 are arranged on two sides of the middle portion of the upper end of the drilling platform 1, the two clamping mechanisms 2 are symmetrically arranged, each clamping mechanism 2 comprises an arc-shaped central plate 3, rectangular openings 22 are formed in two ends of each arc-shaped central plate 3, arc-shaped clamping plates 4 are movably inserted in the rectangular openings 22, rotating cylinders 23 are arranged at the lower ends, located in the rectangular openings 22, of the arc-shaped clamping plates 4, rotating round holes 24 are formed at the lower ends of the rectangular openings 22, the rotating cylinders 23 are movably inserted in the rotating round holes 24, locking bolts 5 are inserted at the upper ends of the rectangular openings 22 through threaded matching, the arc-shaped central plates 3 and the arc-shaped clamping plates 4 at two ends of the arc-shaped central plates 3 are combined into semicircular clamping plates, the thickness of each arc-shaped clamping plate 4 is half of that of the arc-shaped central plate 3, and the, the front side of the arc-shaped central plate 3 is provided with an arc-shaped abutting plate 11, one end of the rear side of the arc-shaped abutting plate 11 is hinged with a connecting rod 12, one end of the connecting rod 12, which is far away from the arc-shaped abutting plate 11, is hinged on the arc-shaped central plate 3, the inner sides of the arc-shaped clamping plates 4 and the inner sides of the arc-shaped abutting plates 11 are provided with rubber pads in a laminating manner, the thickness of each rubber pad is at least 5mm, the surface of each rubber pad is provided with transversely staggered anti-skidding grains, a good anti-skidding effect can be achieved during clamping, the length of each arc-shaped abutting plate 11 is smaller than that of the arc-shaped central plate 3, the thickness of each arc-shaped abutting plate 11 is half of that of the arc-shaped central plate 3, the distance from the rear side of each arc-shaped abutting plate 11 to the front side of the arc-shaped central plate 3 is at most 15mm, the other, an L-shaped steel plate 6 is arranged below the arc-shaped central plate 3, two L-shaped mounting plates 19 are welded at the upper ends of transverse plates of the L-shaped steel plates 6, the upper ends of the two L-shaped mounting plates 19 are respectively attached to the two connecting steel plates 20, the L-shaped mounting plates 19 and the connecting steel plates 20 are fixed through fixing bolts 21, a limiting slide way 10 is transversely arranged in the middle of the drilling platform 1, the lower ends of the transverse plates of the L-shaped steel plates 6 are respectively attached to the upper ends of the drilling platform 1, limiting sliders 25 are respectively connected to the middle of the lower ends of the transverse plates of the L-shaped steel plates 6, the limiting sliders 25 are movably positioned in the limiting slide way 10, frame-shaped steel plates 7 are respectively arranged at the rear sides of the L-shaped steel plates 6, the lower ends of the frame-shaped steel plates 7 are respectively welded and fixed with the drilling platform 1, second screw holes 26 are respectively arranged in the middle of the two ends of the frame-shaped steel plates 7, first screw holes 14, the equal fixedly connected with of front end of screw rod 8 rotates disc 18, and U shaped steel plate 15 has all been welded to L shaped steel 6's riser inboard, and the inboard middle part of U shaped steel plate 15 all is fixed with installation disk 16, has all seted up the disc turn trough 17 in the installation disk 16, and the equal activity of rotating disc 18 is arranged in the disc turn trough 17 that corresponds, and the equal fixedly connected with turning block 9 of one end that rotates disc 18 is kept away from to screw rod 8.

The working principle is as follows: when the auxiliary clamp for drilling the multi-size mechanical hardware is used, a circular hardware to be drilled can be placed between two clamping mechanisms 2, before clamping, the locking bolts 5 on the clamping mechanisms 2 are firstly sent off, then the rotating blocks 9 at two ends are respectively screwed, so that the two clamping mechanisms 2 are respectively attached to two sides of the hardware, when the clamping mechanisms 2 are in a semicircular shape, if the diameter of the hardware to be clamped is smaller than that of the clamping mechanisms 2, the two arc-shaped clamping plates 4 are inwards pulled, so that the end parts of the arc-shaped clamping plates 4 are attached to the outer wall of the hardware, then the hardware is fixed by screwing the locking bolts 5, and the two clamping mechanisms 2 are respectively and completely attached to the two outer walls of the hardware; when the clamping mechanism 2 is in a semicircular shape, if the diameter of the hardware to be clamped is larger than that of the clamping mechanism 2, the end part of the arc-shaped clamping plate 4 moves to touch the outer wall of the hardware and can be expanded outwards, when the end part is expanded to be attached to the outside of the hardware, and then the hardware is fixed by screwing each locking bolt 5, and the arc-shaped abutting plate 11 can be randomly changed in position according to different diameters no matter the diameter of the hardware is larger than that of the clamping mechanism 2 or the diameter of the hardware is smaller than that of the clamping mechanism 2 until the outer wall of the hardware is completely attached; this many sizes machinery hardware drilling is with supplementary anchor clamps can be different according to the diameter of different hardware, adjusts the angle of arc pinch-off blades 4 at will to reach the fixed action to the hardware of not unidimensional, variability and adjustability are higher, and application scope is wide, fixes more stably moreover.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.