CN219684688U

CN219684688U - Fixation clamp for machining

Info

Publication number: CN219684688U
Application number: CN202321359126.9U
Authority: CN
Inventors: 何跃能; 廖明东
Original assignee: Chongqing Huanyue Machinery Manufacturing Co ltd
Current assignee: Chongqing Huanyue Machinery Manufacturing Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-09-15
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a fixing clamp for machining, which relates to the technical field of mechanical clamps and comprises a shell; one side of the shell is provided with a main clamping arm, the main clamping arms are provided with a pair of main clamping arms side by side, the pair of main clamping arms are internally provided with auxiliary clamping arms in a penetrating manner along the length direction, and the shell is provided with a driving piece capable of driving the pair of main clamping arms to clamp and an adjusting piece capable of driving the auxiliary clamping arms to stretch along the length direction of the main clamping arms; the adjusting piece comprises a pair of sliding blocks movably embedded in the shell and a one-way screw rod threaded on the sliding blocks along the length direction of the main clamping arm, and guide grooves for the one-way screw rod to translate are formed in two side surfaces of the shell. The clamping arm is reasonable in structure, the whole length of the clamping arm of the fixing clamp can be adjusted through nesting and matching of the auxiliary clamping arm and the main clamping arm, the structure is flexible, the clamping arm is suitable for clamping and fixing mechanical parts with different length sizes, the structure is stable, the clamping performance is good, the operation is easy, and the practicability is high.

Description

Fixation clamp for machining

Technical Field

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

Background

Machining refers to the process of changing the physical dimensions or properties of a workpiece by a mechanical device. The machining process is mainly the whole process of manufacturing products from raw materials (or semi-finished products), and comprises the steps of transporting and storing raw materials, preparing production, manufacturing blanks, processing and heat treating parts, assembling products, debugging, painting and packaging, and the like.

However, in the practical application process, the applicant finds that the length of the clamping arm adopted by the existing fixing clamp is generally fixed, and when the parts or blanks are too long in the machining process, the effective clamping is difficult to perform, so that the affected parts or blanks are machined, and therefore, the fixing clamp for machining is provided to meet the requirements.

Disclosure of Invention

The utility model aims to provide a fixing clamp for machining, which can adjust the whole length of a clamping arm of the fixing clamp through nesting and matching of an auxiliary clamping arm and a main clamping arm, has a flexible structure, is suitable for clamping and fixing mechanical parts with different length sizes, has a stable structure, good clamping performance, is easy to operate and has higher practical performance.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fixing clamp for machining comprises a shell;

the device comprises a shell, a pair of main clamping arms, a pair of auxiliary clamping arms, a driving piece and an adjusting piece, wherein the main clamping arms are arranged on one side of the shell, the pair of main clamping arms are arranged side by side, the auxiliary clamping arms are arranged in the pair of main clamping arms in a penetrating manner along the length direction, and the shell is provided with the driving piece capable of driving the pair of main clamping arms to clamp and the adjusting piece capable of driving the auxiliary clamping arms to stretch along the length direction of the main clamping arms;

the adjusting piece comprises a pair of sliding blocks movably embedded in the shell and a one-way screw rod threaded on the sliding blocks along the length direction of the main clamping arm, guide grooves for the one-way screw rod to translate are formed in two side surfaces of the shell, the main clamping arm is respectively connected with the sliding blocks through the guide grooves, and the one-way screw rod extends into the main clamping arm towards one end of the main clamping arm and is in rotary connection with the end part of the auxiliary clamping arm.

Preferably, the driving piece comprises end plates arranged at two ends of the shell, a pair of bidirectional screw rods are rotatably arranged between the end plates, one end of the main clamping arm, facing the shell, is provided with a driving block which is in sliding fit with the bottom of the shell, the driving block is sleeved on the bidirectional screw rods in a threaded manner, and one of the end plates is provided with a motor capable of driving the bidirectional screw rods to rotate.

Preferably, the bottom ends of the pair of end plates extend downwards and are bent towards the side away from each other to be provided with mounting blocks, and the mounting blocks are provided with mounting holes.

Preferably, one end of the main clamping arms facing the shell is further provided with a buckling plate which is bent upwards, and the buckling plate is in sliding fit with the top of the shell.

Preferably, a chuck is arranged at one end of the auxiliary clamping arm extending out of the main clamping arm, and the end part of the chuck is an arc surface.

Preferably, the top and the bottom of the auxiliary clamping arm are respectively provided with a limiting guide rail along the length direction, and the cross section of the limiting guide rail is of a T-shaped structure and is in sliding fit with the main clamping arm.

Preferably, an auxiliary block is arranged on the side wall of one end of the auxiliary clamping arm extending into the main clamping arm, and the top end and the bottom end of the auxiliary block are bent towards the main clamping arm to be respectively in sliding fit with the top wall and the bottom wall of the main clamping arm.

In summary, the utility model has the technical effects and advantages that:

the utility model has reasonable structure, the driving piece is arranged, after the fixing clamp is installed and fixed by using the pair of end plates, the pair of main clamping arms can be driven to be close to or far away from each other only by driving the bidirectional screw rod to rotate by the starting motor, and the fixing clamp is used for clamping and fixing mechanical parts, and has simple integral structure and is easy to assemble, operate and use.

According to the utility model, through the nested matching of the auxiliary clamping arm and the main clamping arm and the arrangement of the adjusting piece, the auxiliary clamping arm is pushed to stretch along the length direction of the main clamping arm by screwing the unidirectional screw rod to rotate and the threaded matching of the unidirectional screw rod and the sliding block, so that the length of the fixed clamping arm can be adjusted, the fixed clamping arm is suitable for clamping and fixing mechanical parts with different length sizes, the structure is flexible, the applicability is strong, in addition, in the telescopic adjustment process of the auxiliary clamping arm, the limit guide rails of the T-shaped structures at the top and the bottom of the auxiliary clamping arm are in sliding fit with the main clamping arm, and meanwhile, the top and the bottom of the auxiliary block are in sliding fit with the top and the bottom of the main clamping arm, so that the stability of the adjustment of the auxiliary clamping arm can be ensured, the stability of the mutual nesting of the main clamping arm and the auxiliary clamping arm can be ensured, and the structure has good clamping performance while the length of the clamping arm is adjusted, and is more practical.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a main arm of the present utility model;

FIG. 3 is a schematic view of the structure of the secondary arm of the present utility model;

fig. 4 is a schematic structural view of the auxiliary block of the present utility model.

In the figure: 1. a housing; 2. a main clamping arm; 3. an auxiliary clamping arm; 4. an adjusting member; 5. a guide groove; 6. a driving member; 7. an end plate; 8. a slide block; 9. a buckle plate; 10. a driving block; 11. a two-way screw rod; 12. a motor; 13. a mounting block; 14. a unidirectional screw rod; 15. a knob; 16. an auxiliary block; 17. a chuck; 18. a spacing guide rail; 19. and (5) connecting bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1 to 4, a fixing clip for machining includes a housing 1; one side of the shell 1 is provided with a main clamping arm 2, the main clamping arm 2 is provided with a pair of side by side, the shell 1 is provided with a driving piece 6 capable of driving the pair of main clamping arms 2 to clamp, specifically, the driving piece 6 comprises end plates 7 arranged at two ends of the shell 1, a bidirectional screw rod 11 is rotatably arranged between the pair of end plates 7, one end, facing the shell 1, of the pair of main clamping arms 2 is provided with a driving block 10 which is slidably attached to the bottom of the shell 1, the driving block 10 is arranged on the bidirectional screw rod 11 in a threaded manner, the bidirectional screw rod 11 can rotate to drive the pair of driving blocks 10 to be close to or far away from each other, one end plate 7 is provided with a motor 12 capable of driving the bidirectional screw rod 11 to rotate, in a structure mode, the driving motor 12 drives the bidirectional screw rod 11 to rotate, the bidirectional screw rod 11 is matched with threads of the bidirectional screw rod 11 in a sleeved manner, the pair of driving blocks 10 are driven to be close to or far away from each other along the bottom of the shell 1, and the pair of driving blocks 10 drive the pair of main clamping arms 2 to synchronously move along the side of the shell 1, and can be used for clamping and fixing mechanical parts.

In this embodiment, the bottom ends of the pair of end plates 7 extend downward and are provided with mounting blocks 13 bent toward the sides away from each other, and mounting holes are provided in the mounting blocks 13 for mounting and fixing the fixing clip. The pinch plate 9 that upwards buckles is still equipped with to the one end of a pair of main arm lock 2 towards casing 1, and pinch plate 9 and casing 1 top slip laminating when a pair of main arm lock 2 are close to each other or keep away from and carry out centre gripping or send and put, and pinch plate 9 and drive piece 10 slide along casing 1's top and bottom respectively, can carry out spacing direction to the removal of main arm lock 2, improves the stationarity of main arm lock 2 to reinforcing clamping effect.

In a further embodiment, the pair of main clamping arms 2 are internally provided with the auxiliary clamping arms 3 in a penetrating manner along the length direction, the shell 1 is provided with the adjusting piece 4 which can drive the auxiliary clamping arms 3 to stretch out and draw back along the length direction of the main clamping arms 2, and the clamping length of the fixing clamp can be adjusted by driving the auxiliary clamping arms 3 to stretch out and draw back along the length direction of the main clamping arms 2 through the adjusting piece 4 so as to be used for effectively clamping and fixing mechanical parts or blanks with different lengths. Specifically, the adjusting piece 4 includes a pair of sliders 8 movably embedded in the shell 1, and a unidirectional screw 14 threaded on the sliders 8 along the length direction of the main clamping arm 2, guide grooves 5 for the unidirectional screw 14 to translate are formed in both sides of the shell 1, the pair of main clamping arms 2 are respectively connected with the pair of sliders 8 through the guide grooves 5, the pair of sliders 8 and the pair of main clamping arms 2 can synchronously move in opposite directions, one end of the unidirectional screw 14, which faces the main clamping arms 2, stretches into the main clamping arms 2 and is in rotary connection with the end of the auxiliary clamping arms 3, a knob 15 is arranged at one end of the unidirectional screw 14, which is far away from the auxiliary clamping arms 3, the unidirectional screw 14 is screwed to rotate through the knob 15, the unidirectional screw 14 is matched with the threads of the sliders 8, the auxiliary clamping arms 3 are pushed to stretch along the length direction of the main clamping arms 2, and the length of the fixed clamping arms can be adjusted, and the fixed clamping of mechanical parts with different length sizes can be adapted.

In this embodiment, the two side surfaces of the main clamping arm 2 and the auxiliary clamping arm 3 are flush, so that the mechanical parts can be effectively clamped while the whole length of the clamping arm is adjusted. The end of the auxiliary clamping arm 3 extending out of the main clamping arm 2 is provided with a clamping head 17, and the end part of the clamping head 17 is provided with an arc surface, so that the clamping and fixing of mechanical parts or blanks are facilitated.

Further, the method comprises the following steps. The top and the bottom of auxiliary arm lock 3 all are equipped with spacing guide 18 along length direction, spacing guide 18 cross-section is T shape structure and with main arm lock 2 slip gomphosis for to the flexible direction of auxiliary arm lock 3, in addition, be equipped with auxiliary block 16 on the lateral wall of the one end that auxiliary arm lock 3 stretched into in the main arm lock 2, auxiliary block 16's top and bottom are buckled respectively with the roof and the diapire slip laminating of main arm lock 2 towards main arm lock 2, through the setting of spacing guide 18 and auxiliary block 16 of T shape structure, auxiliary arm lock 3 that can make is steady flexible, can tighten up main arm lock 2 simultaneously, prevent that main arm lock 2 from keeping away from the problem that casing 1's one end expansion leads to auxiliary arm lock 3 not hard up when auxiliary arm lock 3 stretches out and draws back. Wherein, auxiliary block 16 is located one side that a pair of main arm lock 2 kept away from each other, wears to be equipped with connecting bolt 19 on the auxiliary block 16, and auxiliary block 16 is fixed with auxiliary arm lock 3 through connecting bolt 19 connection, can be convenient for assemble.

The working principle of the utility model is as follows:

during the use, the installation piece 13 and the mounting hole of seting up of utilizing a pair of end plate 7 bottom can be fixed this fixation clamp installation on machining mesa, drive two-way lead screw 11 rotatory through starter motor 12, utilize the screw thread of a pair of driving piece 10 and two-way lead screw 11 to cup joint the cooperation, two-way lead screw 11 is rotatory can drive a pair of driving piece 10 along the mutual near or keep away from sliding in casing 1 bottom, a pair of driving piece 10 can drive a pair of main arm 2 and follow casing 1 side synchronous movement, through this structural style, a pair of main arm 2 are close to each other, can be used for the centre gripping fixed of mechanical parts, in addition, through screwing unidirectional lead screw 14 rotatory, utilize the screw thread cooperation of unidirectional lead screw 14 and slider 8, promote vice arm 3 to stretch out and draw back along main arm 2 length direction, can adjust the length of this fixation clamp arm, can be adapted to the mechanical parts centre gripping fixed of different length dimensions, in vice arm 3 flexible adjustment in-process, vice arm 3 top and bottom T-shaped structure's spacing rail 18 and main arm 2 sliding fit, vice arm 3 stretch into in main arm 2 one end in the main arm 2 side synchronous movement, through this structural style, simultaneously vice arm 3 stretches into vice arm 16 and vice arm 2 top and vice arm 2 and vice arm 3 can the mutual stability of adjustment can be guaranteed to the mutual stability and the stability of adjustment to have.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a fixation clamp for machining, includes casing (1), its characterized in that:

a main clamping arm (2) is arranged on one side of the shell (1), a pair of main clamping arms (2) are arranged side by side, a pair of auxiliary clamping arms (3) are arranged in the main clamping arms (2) in a penetrating manner along the length direction, a driving piece (6) capable of driving the pair of main clamping arms (2) to clamp and an adjusting piece (4) capable of driving the auxiliary clamping arms (3) to stretch along the length direction of the main clamping arms (2) are arranged on the shell (1);

the adjusting piece (4) comprises a pair of sliding blocks (8) movably embedded in the shell (1) and a unidirectional screw rod (14) threaded on the sliding blocks (8) along the length direction of the main clamping arm (2), guide grooves (5) for the unidirectional screw rod (14) to translate are formed in two side faces of the shell (1), the main clamping arm (2) is connected with the pair of sliding blocks (8) through the guide grooves (5) respectively, and one end of the unidirectional screw rod (14) extending into the main clamping arm (2) towards one end of the main clamping arm (2) is in rotary connection with the end part of the auxiliary clamping arm (3).

2. A mounting clip for machining as defined in claim 1, wherein: the driving piece (6) comprises end plates (7) arranged at two ends of the shell (1), a pair of bidirectional screw rods (11) are rotatably arranged between the end plates (7), a pair of driving blocks (10) which are in sliding fit with the bottom of the shell (1) are arranged at one end of the main clamping arms (2) towards the shell (1), the driving blocks (10) are sleeved on the bidirectional screw rods (11) in a threaded mode, and a motor (12) capable of driving the bidirectional screw rods (11) to rotate is arranged on one end plate (7).

3. A mounting clip for machining as defined in claim 2, wherein: the bottom ends of the pair of end plates (7) extend downwards and are bent towards one sides far away from each other to be provided with mounting blocks (13), and mounting holes are formed in the mounting blocks (13).

4. A mounting clip for machining as defined in claim 1, wherein: one end of the main clamping arms (2) facing the shell (1) is further provided with a buckling plate (9) which is bent upwards, and the buckling plate (9) is in sliding fit with the top of the shell (1).

5. A mounting clip for machining as defined in claim 1, wherein: one end of the auxiliary clamping arm (3) extending out of the main clamping arm (2) is provided with a clamping head (17), and the end part of the clamping head (17) is an arc surface.

6. A mounting clip for machining as defined in claim 1, wherein: and the top and the bottom of the auxiliary clamping arm (3) are respectively provided with a limit guide rail (18) along the length direction, and the cross section of the limit guide rail (18) is of a T-shaped structure and is in sliding fit with the main clamping arm (2).

7. A mounting clip for machining as defined in claim 1, wherein: the auxiliary clamping arm (3) stretches into an auxiliary block (16) on the side wall of one end in the main clamping arm (2), and the top end and the bottom end of the auxiliary block (16) are bent towards the main clamping arm (2) and respectively in sliding fit with the top wall and the bottom wall of the main clamping arm (2).