CN216327887U

CN216327887U - Machining clamp for mechanical design

Info

Publication number: CN216327887U
Application number: CN202123106797.8U
Authority: CN
Inventors: 谢文娇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-19
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a processing clamp for mechanical design, which relates to the technical field of processing clamps and comprises a base, wherein the top of the base is rotatably connected with a rotating disc, a clamping groove is formed in the base, a clamp spring is fixedly connected in the clamping groove, one end of the clamp spring is fixedly connected with a clamping rod, a clamping hole matched with the clamping rod is formed in the rotating disc, a clamping assembly is arranged at the top of the rotating disc and comprises two mounting frames fixedly arranged at the top of the rotating disc, in the utility model, through the matching among the mounting frames, an electric telescopic rod, a butt joint block, a rotating rod, a clamping plate, a positioning spring, teeth and gears in the clamping assembly, the connection and disconnection between the teeth and the butt joint block are utilized to control the rotation of the gears, so that the processing surface of a processed workpiece is adjusted, compared with the clamp for mechanical design and processing in the prior art, need not to fix a position the work piece again, improved the centre gripping location effect of work piece.

Description

Machining clamp for mechanical design

Technical Field

The utility model relates to the technical field of machining clamps, in particular to a machining clamp for mechanical design.

Background

In the mechanical design, conception, analysis and calculation are carried out on the working principle, structure, motion mode, force and energy transmission mode, materials and shape dimensions of each part, a lubricating method and the like of the machine according to the use requirements, and the mechanical design is converted into a specific description to serve as a working process of a manufacturing basis, and the mechanically designed object usually needs to be subjected to subsequent processing, and then needs to be clamped by a clamp object.

When the clamp for the mechanical design machining is used, a power device provides power for clamping and loosening the clamping jaw, the contact surface of the existing clamping jaw and a clamped object is in a fixed shape, and objects in various shapes and specifications cannot be clamped, so that the clamp for the mechanical design machining has certain defects.

The prior patent (publication number: CN212217855U) proposes a clamp for mechanical design and processing, which can adjust the extension length of a slide bar as required by arranging a chain plate, a connecting block, a sleeve, a slide bar and a spring, so as to adjust the appearance of the chain plate, and then connect the connecting block with a threaded hole through a bolt, so as to fix the appearance of the chain plate, and adjust the exposed length of the bolt, i.e. adjust the contact shape of the chain plate and an external object; the sliding rod can be prevented from sliding from the convex hole through the limiting block and the convex hole, the friction force between the chain plate and the clamped object can be increased through rough treatment of the outer wall of the chain plate, and the clamp can conveniently clamp the object; the shaping rod can be conveniently placed through the hook, the shaping rod penetrates through the circular ring, the chain plate is conveniently shaped, and the operation of a user is convenient.

When this anchor clamps that machining of mechanical design was used in the real application, the machined position of work piece often is more than the one side, and this has just caused and has processed work piece other position man-hour, and it is more troublesome to need to centre gripping location again to the work piece, has caused the relatively poor problem of the centre gripping location effect of work piece.

SUMMERY OF THE UTILITY MODEL

The utility model provides a machining clamp for mechanical design, which solves the technical problems that when the clamp for mechanical design and machining is actually used, the machining position of a machined workpiece is often not on one side, the machined workpiece needs to be clamped and positioned again in machining other positions of the machined workpiece, and the clamping and positioning effects of the machined workpiece are poor.

In order to solve the technical problems, the machining clamp for mechanical design provided by the utility model comprises a base, wherein the top of the base is rotatably connected with a rotating disc, a clamping groove is formed in the base, a clamp spring is fixedly connected in the clamping groove, one end of the clamp spring is fixedly connected with a clamping rod, a clamping hole matched with the clamping rod is formed in the rotating disc, a clamping assembly is arranged at the top of the rotating disc and comprises two mounting frames fixedly mounted at the top of the rotating disc, an electric telescopic rod is fixedly connected on the mounting frames, a butt joint block is fixedly connected with the telescopic end of the electric telescopic rod, a rotating rod is rotatably connected to one side of the butt joint block, one end of the rotating rod is fixedly connected with a clamping plate, a positioning spring is fixedly connected to one side of the clamping plate, one end of the positioning spring is fixedly connected with a gear, and the gear is in sliding connection with the rotating rod, one side fixedly connected with of gear has a plurality of teeth, set up the tooth's socket with tooth looks adaptation in the butt joint piece, through mounting bracket, electric telescopic handle, butt joint piece, dwang, grip block, positioning spring, cooperation between tooth and the gear in the centre gripping subassembly, utilize connection and disconnection between tooth and the butt joint piece, control the grip block and rotate to adjust the machined surface of work piece, need not to work piece relocation, improved the centre gripping location effect of work piece.

Preferably, one side of the clamping rod is fixedly connected with a push-pull rod, and a push-pull opening matched with the push-pull rod is formed in the base, so that the clamping rod can be conveniently controlled to move.

Preferably, one side of the rotating disc is fixedly connected with scale marks, and the rotating angle of the rotating disc can be visually observed by utilizing the scale marks.

Preferably, the top fixedly connected with of base instructs the pole, instruct the pole and correspond with the scale mark position, instruct pole and scale mark cooperation to use, can clearly discern the turned angle of rolling disc.

Preferably, one side of the clamping plate is fixedly connected with an elastic pad, so that the abrasion of the workpiece caused by direct contact between the workpiece and the clamping plate can be prevented.

Preferably, one side fixedly connected with a plurality of sleeves of grip block, the cover intraductal cover is equipped with the loop bar, the one end and the gear fixed connection of loop bar can be to the removal direction of gear, and simultaneously, the grip block also rotates thereupon when the application of force to the gear.

Preferably, the top of the rotating disc is fixedly connected with a force application rod, the rotating disc can be rotated by applying force to the force application rod, and the angle adjustment of the rotating disc is facilitated.

Compared with the related art, the machining clamp for mechanical design provided by the utility model has the following beneficial effects:

according to the utility model, through the matching among the mounting rack, the electric telescopic rod, the butt joint block, the rotating rod, the clamping plate, the positioning spring, the teeth and the gear in the clamping assembly, the rotation of the clamping plate is controlled by utilizing the connection and disconnection between the teeth and the butt joint block, so that the processing surface of the processed workpiece is adjusted, the processed workpiece does not need to be repositioned, and the clamping and positioning effects of the processed workpiece are improved.

Drawings

FIG. 1 is a perspective view of a machining fixture for machine design;

FIG. 2 is a schematic structural view of a machining jig for machine design;

FIG. 3 is a schematic view of a gear in a machining fixture for machine design;

fig. 4 is an enlarged view of a structure at a in fig. 1.

Reference numbers in the figures: 1. a base; 2. rotating the disc; 3. a mounting frame; 4. an electric telescopic rod; 5. a fixed mount; 6. a clamping plate; 7. a force application rod; 8. scale lines; 9. an elastic pad; 10. a sleeve; 11. a loop bar; 12. a gear; 13. a butt joint block; 14. rotating the rod; 15. teeth; 16. a positioning spring; 17. a push-pull rod; 18. an indication lever; 19. and (5) clamping the rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are referred to, they refer to the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the first embodiment, as shown in fig. 1-4, a machining fixture for machine design comprises a base 1, a rotating disc 2 is rotatably connected to the top of the base 1, a clamping groove is formed in the base 1, a clamp spring is fixedly connected in the clamping groove, one end of the clamp spring is fixedly connected with a clamping rod 19, a clamping hole matched with the clamping rod 19 is formed in the rotating disc 2, a clamping assembly is arranged at the top of the rotating disc 2, the clamping assembly comprises two mounting frames 3 fixedly mounted at the top of the rotating disc 2, an electric telescopic rod 4 is fixedly connected to the mounting frames 3, a butt joint block 13 is fixedly connected to the telescopic end of the electric telescopic rod 4, a rotating rod 14 is rotatably connected to one side of the butt joint block 13, a clamping plate 6 is fixedly connected to one end of the rotating rod 14, a positioning spring 16 is fixedly connected to one side of the clamping plate 6, a gear 12 is fixedly connected to one end of the positioning spring 16, and the gear 12 is slidably connected to the rotating rod 14, one side fixedly connected with of gear 12 has a plurality of teeth 15, set up the tooth's socket with 15 looks adaptations of tooth in the butt joint piece 13, through mounting bracket 3 in the centre gripping subassembly, electric telescopic handle 4, butt joint piece 13, dwang 14, grip block 6, positioning spring 16, cooperation between tooth 15 and the gear 12, utilize connection and disconnection between tooth 15 and the butt joint piece 13, control grip block 6 rotates, thereby adjust the machined surface of work piece, need not to relocate the work piece, the centre gripping location effect of work piece has been improved.

In the second embodiment, on the basis of the first embodiment, one side of the clamping rod 19 is fixedly connected with the push-pull rod 17, a push-pull opening matched with the push-pull rod 17 is formed in the base 1, so that the clamping rod 19 can be conveniently controlled to move, one side of the rotating disc 2 is fixedly connected with the scale marks 8, the rotating angle of the rotating disc 2 can be visually observed by using the scale marks 8, the top of the base 1 is fixedly connected with the indicating rod 18, the indicating rod 18 corresponds to the scale marks 8 in position, the indicating rod 18 is matched with the scale marks 8 for use, and the rotating angle of the rotating disc 2 can be clearly identified.

In the third embodiment, the elastic pad 9 is fixedly connected to one side of the clamping plate 6, so that the abrasion of the workpiece caused by the direct contact between the workpiece and the clamping plate 6 can be prevented.

Fourth embodiment, on the basis of first embodiment, a plurality of sleeve pipes 10 of one side fixedly connected with of grip block 6, sleeve pipe 10 endotheca is equipped with loop bar 11, the one end and the gear 12 fixed connection of loop bar 11, can be to the removal direction of gear 12, and simultaneously, grip block 6 also rotates thereupon when gear 12 application of force, the top fixedly connected with application of force pole 7 of rolling disc 2, the accessible makes rolling disc 2 rotate to application of force pole 7 application of force, be convenient for to the angular adjustment of rolling disc 2, one side fixedly connected with mount 5 of

mounting bracket

3, 4 fixed mounting of electric telescopic handle are inside mount 5.

The working principle is as follows:

a clamping and positioning implementation step:

the first step is as follows: the electric telescopic rod 4 is electrified to enable the telescopic end of the electric telescopic rod to push the butt joint block 13, the gear 12, the rotating rod 14 and the clamping plates 6 which are sequentially connected to move, a workpiece to be processed is clamped and positioned by the two clamping plates 6, then the push-pull rod 17 is applied with force to enable the clamping rod 19 to be drawn out of the rotating disc 2, the clamping spring is stressed and deformed, then the force is applied to the force application rod 7 to enable the rotating disc 2 to rotate, the angle of the workpiece to be processed is adjusted, after the adjustment is completed, the force applied to the push-pull rod 17 is cancelled, and the clamping rod 19 is driven to be clamped into the rotating disc 2 by the elasticity of the clamping spring;

the second step is that: when the machined surface of the machined workpiece needs to be replaced, the gear 12 applies force to disconnect the teeth 15 from the butt joint block 13, the positioning spring 16 is deformed under stress, the gear 12 applies force to pull the clamping plate 6 to rotate, the machined surface of the machined workpiece is replaced by the rotation of the clamping plate 6, after the replacement is completed, the force applied to the gear 12 is cancelled, the teeth 15 are driven to be clamped with the butt joint block 13 again by the elastic force of the positioning spring 16, and the operation can be completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machining clamp for mechanical design, its characterized in that, includes base (1), the top of base (1) is rotated and is connected with rolling disc (2), the draw-in groove has been seted up in base (1), fixedly connected with jump ring in the draw-in groove, the one end fixedly connected with kelly (19) of jump ring, the card hole with kelly (19) looks adaptation has been seted up in rolling disc (2), the top of rolling disc (2) is equipped with the centre gripping subassembly.

2. A machining fixture for mechanical designs, according to claim 1, characterized in that said clamping assembly comprises two mounting brackets (3) fixedly mounted on top of the rotating disc (2), an electric telescopic rod (4) is fixedly connected to the mounting rack (3), a butt-joint block (13) is fixedly connected to the telescopic end of the electric telescopic rod (4), one side of the butt joint block (13) is rotatably connected with a rotating rod (14), one end of the rotating rod (14) is fixedly connected with a clamping plate (6), one side of the clamping plate (6) is fixedly connected with a positioning spring (16), one end of the positioning spring (16) is fixedly connected with a gear (12), the gear (12) is connected with the rotating rod (14) in a sliding way, one side of the gear (12) is fixedly connected with a plurality of teeth (15), tooth sockets matched with the teeth (15) are formed in the butt joint block (13).

3. The machining clamp for mechanical design according to claim 1, wherein a push-pull rod (17) is fixedly connected to one side of the clamping rod (19), and a push-pull opening matched with the push-pull rod (17) is formed in the base (1).

4. Machining fixture for mechanical design according to claim 1, characterized in that the rotary disc (2) is fixedly connected with scale marks (8) on one side.

5. The machining clamp for mechanical design according to claim 4, characterized in that an indication rod (18) is fixedly connected to the top of the base (1), and the indication rod (18) corresponds to the position of the scale mark (8).

6. A machining fixture for mechanical design according to claim 2, characterized in that an elastic pad (9) is fixedly connected to one side of the clamping plate (6).

7. The machining clamp for mechanical design according to claim 2, wherein a plurality of sleeves (10) are fixedly connected to one side of the clamping plate (6), sleeve rods (11) are sleeved in the sleeves (10), and one ends of the sleeve rods (11) are fixedly connected with the gears (12).

8. The machining fixture for mechanical design according to claim 1, characterized in that a force application rod (7) is fixedly connected to the top of the rotating disc (2).