CN213917875U

CN213917875U - Clamp structure for circular workpiece for machining

Info

Publication number: CN213917875U
Application number: CN202022732975.7U
Authority: CN
Inventors: 徐昊; 王宇; 王壮
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-10
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a machining is with anchor clamps structure for circular workpiece, including the mount pad, the top fixed mounting of mount pad has the cushion, and the top fixed mounting of cushion has driving motor two, driving motor two's drive end fixedly connected with circular motor cover. This kind of anchor clamps structure for circular workpiece for machining, through the mount pad, electric telescopic handle, the bottom plate, clamping mechanism, the rotatory case, driving motor two, the cushion, the cooperation of circular motor cover and vent is used, can rotate the adjustment to the position that clamping mechanism locates, the realization is transversely pressed from both sides tight and vertically presss from both sides the tight adjustment switch between tight to clamping mechanism, can carry out corresponding adjustment according to the in service behavior of reality, it is very convenient to use, and simultaneously, also can adjust the inclination that presss from both sides tight work piece, be convenient for carry out corresponding processing operation to the work piece, and electric telescopic handle's flexible can highly adjusting that clamping mechanism locates, the practicality of clamping structure to the environment has further been improved.

Description

Clamp structure for circular workpiece for machining

Technical Field

The utility model relates to a machining technical field specifically is a circular fixture structure for work piece for machining.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The difference in the machining method can be divided into cutting machining and pressing machining. The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like.

Disclosure of Invention

An object of the utility model is to provide a machining is with anchor clamps structure for circular workpiece to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a clamp structure for a circular workpiece for machining comprises a mounting seat, wherein a cushion block is fixedly mounted at the top of the mounting seat, a driving motor II is fixedly mounted at the top of the cushion block, a circular motor cover is fixedly connected to the driving end of the driving motor II, a rotary box is welded to the front face of the circular motor cover, a driving motor I is fixedly mounted inside the circular motor cover, a gear is sleeved on the outer wall of the driving end of the driving motor I, an inlet and an outlet are formed in each of two sides of the driving motor I, a sliding rod is fixedly mounted on each of two sides of the inner wall of the driving motor I, a sliding block is slidably connected to the outer wall of the sliding rod, a rack matched with the gear is fixedly mounted on each of opposite faces of the two sliding blocks, the rack is bonded with the gear, a clamping mechanism is fixedly connected to one side of the rack, and the number of the clamping mechanisms is two, and the two clamping mechanisms are respectively positioned at two sides of the rotating box.

As a further aspect of the present invention: the electric telescopic rods are fixedly mounted on two sides of the bottom of the mounting seat, and the bottom of each electric telescopic rod is fixedly connected with a bottom plate.

As a further aspect of the present invention: the sliding sleeve is installed to the both sides of rotatory case all are inlayed, the inside sliding connection of sliding sleeve has the gag lever post rather than the looks adaptation, and the one end and the clamping mechanism fixed connection of gag lever post, the circular dog of other end fixedly connected with of gag lever post.

As a further aspect of the present invention: clamping mechanism is including erecting the case, the slide has been seted up in the front of erecting the case, erect the case and rotate through the bearing of its inner wall bottom installation and install two-way threaded rod, the top fixed mounting of two-way threaded rod has the rotary sleeve, two fly leafs have been cup jointed to the outer wall of two-way threaded rod, the fly leaf has the guide arm rather than the looks adaptation through the slide opening sliding connection that its top was seted up, two the equal fixed mounting of opposite face of fly leaf has the arc to press from both sides tight seat.

As a further aspect of the present invention: the outer wall of the bidirectional threaded rod is provided with forward and reverse threads, the top of the movable plate is provided with a threaded hole matched with the bidirectional threaded rod, and the movable plate is in transmission connection with the bidirectional threaded rod through the threaded hole.

As a further aspect of the present invention: the top of mount pad and the below fixed mounting that is located circular motor cover have an arc supporting seat, the inner chamber of arc supporting seat is equidistance fixed mounting has six universal ball, and universal ball rolls the outer wall of end and circular motor cover and contacts.

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

1. this practicality is used through the cooperation of fly leaf, the tight seat of arc clamp, two-way threaded rod, slide, perpendicular case and swivel mount, adopts the mode of extrusion clamp to extrude fixedly to the work piece, has simplified the degree of difficulty of installing and removing to the work piece, is convenient for change the work piece, and two clamping mechanism's setting for atress when pressing from both sides tight to the work piece is more even, and then has improved the stability when pressing from both sides tight to the work piece, and is difficult for inclining has guaranteed the normal function of anchor clamps structure.

2. The utility model discloses a mount pad, electric telescopic handle, the bottom plate, clamping mechanism, the rotary box, driving motor two, the cushion, circular motor cover uses with the cooperation of vent, can carry out rotatory adjustment to the position that clamping mechanism located, realize clamping mechanism transversely press from both sides tightly and vertically press from both sides between the adjustment switch, can carry out corresponding adjustment according to the in service behavior of reality, high convenience is used, and simultaneously, also can adjust the inclination of pressing from both sides tight work piece, be convenient for carry out corresponding processing operation to the work piece, and electric telescopic handle's flexible can highly adjusting that clamping mechanism located, the practicality of clamping structure to the environment has further been improved, use through the cooperation of arc supporting seat with universal ball, can play the effect of roll support to circular motor cover, its structure is more optimized, the design is more reasonable.

3. This practicality is used through the cooperation of gag lever post, slider, rack, driving motor one, gear and access & exit, realizes adjusting examining utensil between two clamping mechanism to the realization is adjusted the tight stress point of work piece clamp, is favorable to improving the tight stability of work piece clamp, and simultaneously, the clamp that also is applicable to different length work pieces presss from both sides tightly, has further improved the suitability of device, also is convenient for carry the structure and accomodate.

Drawings

FIG. 1 is a schematic structural view of a clamp structure for machining a circular workpiece;

FIG. 2 is a top view of a clamp structure for machining a circular workpiece;

FIG. 3 is a cross-sectional view showing a test of a vertical box in a structure of a jig for a circular workpiece for machining.

In the figure: the device comprises a mounting seat 1, an electric telescopic rod 2, a bottom plate 3, a clamping mechanism 4, a rotary box 5, a limiting rod 6, a sliding block 7, a rack 8, a first driving motor 9, a gear 10, an entrance 11, a second driving motor 12, a cushion block 13, a circular motor cover 14, a ventilation opening 15, an arc-shaped supporting seat 16, universal balls 17, a movable plate 18, an arc-shaped clamping seat 19, a bidirectional threaded rod 20, a slide rail 21, a vertical box 22, a rotary sleeve 23 and a sliding rod 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a fixture structure for a circular workpiece for machining includes a mounting base 1, a cushion block 13 is fixedly installed on a top of the mounting base 1, a second driving motor 12 is fixedly installed on a top of the cushion block 13, a circular motor cover 14 is fixedly connected to a driving end of the second driving motor 12, a front surface of the circular motor cover 14 is open, a rotary box 5 is welded to the front surface of the circular motor cover 14, a vent 15 is opened on an outer wall of the circular motor cover 14, a first driving motor 9 is fixedly installed inside the circular motor cover 14, the driving end of the first driving motor 9 penetrates through a back surface of the rotary box 5 and extends into the rotary box 5, a gear 10 is sleeved on an outer wall of the driving end of the first driving motor 9, an entrance 11 is opened on both sides of the first driving motor 9, a slide bar 24 is fixedly installed on both sides of an inner wall of the first driving motor 9, the outer wall of the sliding rod 24 is connected with two sliding blocks 7 in a sliding manner, the number of the sliding blocks 7 is two, the opposite surfaces of the two sliding blocks 7 are fixedly provided with racks 8 matched with the gear 10, the racks 8 are adhered with the gear 10, one side of each rack 8 is fixedly connected with a clamping mechanism 4, the racks 8 penetrate through the inside of the inlet and outlet 11, the number of the clamping mechanisms 4 is two, the two clamping mechanisms 4 are respectively positioned at the two sides of the rotary box 5, the two sides of the bottom of the mounting seat 1 are fixedly provided with electric telescopic rods 2, the bottom of each electric telescopic rod 2 is fixedly connected with a bottom plate 3, the two sides of the rotary box 5 are respectively embedded with sliding sleeves, the inside of each sliding sleeve is connected with a limiting rod 6 matched with the sliding sleeve in a sliding manner, one end of each limiting rod 6 is fixedly connected with the clamping mechanism 4, the other end of each limiting rod 6 is fixedly connected with a circular stop block, each clamping mechanism 4 comprises a vertical box 22, and the front surface of each vertical box 22 is provided with a slide rail 21, the vertical box 22 is rotatably provided with a bidirectional threaded rod 20 through a bearing arranged at the bottom of the inner wall of the vertical box 22, the top of the bidirectional threaded rod 20 penetrates through the top of the inner wall of the vertical box 22 and extends to the outside of the vertical box 22, the top of the bidirectional threaded rod 20 is fixedly provided with a rotating sleeve 23, the outer wall of the bidirectional threaded rod 20 is sleeved with two movable plates 18, one side of each movable plate 18 extends to the outside of the vertical box 22 through a slide rail 21, the movable plates 18 are connected with guide rods matched with the movable plates 18 in a sliding manner through slide holes formed in the tops of the movable plates 18, the two ends of each guide rod are fixedly connected with the top and the bottom of the inner wall of the vertical box 22 respectively, the opposite surfaces of the two movable plates 18 are fixedly provided with arc-shaped clamping seats 19, the outer wall of the bidirectional threaded rod 20 is provided with forward and reverse threads, the tops of the movable plates 18 are provided with threaded holes matched with the bidirectional threaded rod 20, and the movable plates 18 are in transmission connection with the bidirectional threaded rod 20 through the threaded holes, the top of mount pad 1 and the below fixed mounting that is located circular motor cover 14 have arc supporting seat 16, and the inner chamber of arc supporting seat 16 is equidistance fixed mounting has six universal ball 17, and the outer wall of universal ball 17 rolling end and circular motor cover 14 contacts.

The utility model discloses a theory of operation is:

when the clamping device is used, a workpiece needing to be clamped is placed between the two arc-shaped clamping seats 19, then the two-way threaded rod 20 is driven to rotate through the rotating sleeve 23, the two movable plates 18 move oppositely under the vertical transmission action of the two-way threaded rod 20 and the movable plates 18, the workpiece is clamped between the two arc-shaped clamping seats 19 to be fixed, the workpiece is extruded and fixed in an extrusion clamping mode, the assembly and disassembly difficulty of the workpiece is simplified, the workpiece is convenient to replace, in addition, the stress is more uniform when the workpiece is clamped due to the arrangement of the two clamping mechanisms 4, the stability is improved when the workpiece is clamped, the workpiece is not easy to incline, the normal operation of the clamp structure is ensured, the driving motor II 12 can drive the circular motor cover 14 to rotate, and the rotating box 5 can be driven to rotate due to the fixed connection between the rotating box 5 and the circular motor cover 14, thereby the position of the clamping mechanism 4 can be adjusted in a rotating way, the clamping mechanism 4 can be adjusted and switched between a transverse clamping way and a longitudinal clamping way, the clamping mechanism 4 can be adjusted correspondingly according to the actual use condition, the use is very convenient, simultaneously, the inclination angle of a clamping workpiece can be adjusted, the workpiece can be conveniently processed and operated correspondingly, the telescopic rod 2 can be extended and contracted to adjust the height of the clamping mechanism 4, the practicability of the clamping mechanism to the environment is further improved, the circular motor cover 14 can be supported in a rolling way by the matching use of the arc-shaped supporting seat 16 and the universal ball 17, the structure is more optimized, the design is more reasonable, the gear 10 is driven by the rotation of the driving motor I9, so that the two racks 8 can move in opposite directions, and the checking fixture between the two clamping mechanisms 4 can be adjusted, thereby realize adjusting the tight stress point of work piece clamp, be favorable to improving the tight stability of work piece clamp, simultaneously, also can be applicable to the clamp of different length work pieces, further improved the suitability of device, also be convenient for carry the structure and accomodate.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a machining is with anchor clamps structure for circular workpiece, includes mount pad (1), its characterized in that: the top of the mounting seat (1) is fixedly provided with a cushion block (13), the top of the cushion block (13) is fixedly provided with a driving motor II (12), the driving end of the driving motor II (12) is fixedly connected with a circular motor cover (14), the front of the circular motor cover (14) is welded with a rotary box (5), the inside of the circular motor cover (14) is fixedly provided with a driving motor I (9), the outer wall of the driving end of the driving motor I (9) is sleeved with a gear (10), both sides of the driving motor I (9) are respectively provided with an entrance (11), both sides of the inner wall of the driving motor I (9) are respectively fixedly provided with a sliding rod (24), the outer wall of the sliding rod (24) is slidably connected with a sliding block (7), and both opposite surfaces of the two sliding blocks (7) are respectively fixedly provided with a rack (8) matched with the gear (10), and the rack (8) is adhered to the gear (10), one side of the rack (8) is fixedly connected with two clamping mechanisms (4), and the two clamping mechanisms (4) are respectively positioned at two sides of the rotating box (5).

2. The structure of claim 1, wherein: the electric telescopic handle is characterized in that electric telescopic handles (2) are fixedly mounted on two sides of the bottom of the mounting seat (1), and a bottom fixedly connected with a bottom plate (3) of each electric telescopic handle (2).

3. The structure of claim 1, wherein: the sliding sleeve is installed to the both sides of rotatory case (5) all inlay, the inside sliding connection of sliding sleeve has gag lever post (6) rather than the looks adaptation, and the one end and clamping mechanism (4) fixed connection of gag lever post (6), the circular dog of other end fixedly connected with of gag lever post (6).

4. The structure of claim 1, wherein: clamping mechanism (4) are including erecting case (22), slide (21) have been seted up in the front of erecting case (22), erect case (22) and rotate through the bearing of its inner wall bottom installation and install two-way threaded rod (20), the top fixed mounting of two-way threaded rod (20) has rotary sleeve (23), two fly leaf (18) have been cup jointed to the outer wall of two-way threaded rod (20), slide opening sliding connection that fly leaf (18) were seted up through its top has the guide arm rather than the looks adaptation, two the equal fixed mounting in opposite face of fly leaf (18) has arc to press from both sides tight seat (19).

5. The structure of claim 4, wherein: the outer wall of the bidirectional threaded rod (20) is provided with forward and reverse threads, the top of the movable plate (18) is provided with a threaded hole matched with the bidirectional threaded rod (20), and the movable plate (18) is in transmission connection with the bidirectional threaded rod (20) through the threaded hole.

6. The structure of claim 1, wherein: the top of mount pad (1) and the below fixed mounting that is located circular motor cover (14) have arc supporting seat (16), the inner chamber of arc supporting seat (16) is equidistance fixed mounting and has six universal ball (17), and universal ball (17) roll the outer wall of end and circular motor cover (14) and contact.