CN219562220U - Clamp for milling - Google Patents

Abstract

The utility model discloses a milling fixture, which comprises a base, wherein a first fixing groove is formed in one side of the upper wall surface of the base, a clamping mechanism is arranged in the first fixing groove, a first limiting block is arranged on one side of the upper wall surface of the base, a second limiting block is arranged on the other side of the upper wall surface of the base, a hydraulic cylinder is arranged on one side wall surface of the second limiting block, the telescopic end of the hydraulic cylinder is connected with a top plate, and clamping blocks on two sides simultaneously move in opposite directions through a pair of sliding blocks to center and fix a workpiece, the top plate is driven to move through the extension of the telescopic end of the hydraulic cylinder, the workpiece is further limited through the top plate and the first limiting block, the operation is simple, and the labor is saved; when milling, a plurality of scraps can be generated, the fan can be used for sucking air, the scraps are uniformly collected into the dust box through the dust suction nozzle, and are filtered through the filter cylinder, so that the scraps are prevented from flying upwards, the working environment is polluted, and convenience is brought to people.

Description

Clamp for milling

Technical Field

The utility model relates to the technical field of milling fixtures, in particular to a milling fixture.

Background

The clamp is mainly used for machining planes, grooves, splines and various molding surfaces on parts, and is one of the most commonly used clamps. Mainly comprises a positioning device, a clamping device, a clamp body, a connecting element and a tool setting element. During milling, the cutting force is large, intermittent cutting and vibration are large, so that the clamping force requirement of the milling machine clamp is large, and the rigidity and strength requirements of the clamp are high.

The utility model discloses a milling fixture with publication number of CN 212917784U. In machining, various product structures and varieties are various, in various plane machining, the used tools are different due to different types and requirements, and different tool clamps are often needed during machining, so that the daily maintenance and management cost is increased, and the time and the cost for replacing the tools are increased. The milling fixture is characterized in that a positioning block is arranged on a bottom plate, and the positioning block is provided with a positioning conical surface to be attached to a workpiece; the left side, the right side and the rear side of the workpiece are respectively provided with a first fixed block, a second fixed block and a third fixed block which are fixed on the bottom plate; the rear side of the workpiece is also provided with a stand column, and the stand column is provided with a guide block. But the device needs the manpower to carry out multidirectional spacing and fixed, wastes time and energy.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the clamp for milling, which drives the clamping blocks at two sides to move in opposite directions simultaneously through the motor, is convenient for centering, clamping and fixing a workpiece, drives the top plate to move through the hydraulic cylinder, further positions the workpiece, saves manpower and brings convenience to people.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a milling fixture, includes the base, first fixed slot has been seted up to base upper wall one side, install clamping mechanism in the first fixed slot, first stopper is installed to base upper wall one side, and the second stopper is installed to the opposite side, pneumatic cylinder is installed to a second stopper lateral wall, pneumatic cylinder flexible end is connected with the roof, dust collection mechanism is installed to a base lateral wall.

Preferably, the clamping mechanism comprises a motor, the motor drive end is connected with the threaded rod, threaded rod one end run through in a side wall face of first fixed slot and rotate and connect in opposite side inner wall, the connecting block has all been connect soon to threaded rod both sides, the spout has been seted up to first fixed slot lower wall face, a pair of the slider is all installed to connecting block lower wall face, a pair of the slider slide respectively in the spout both sides, a pair of the clamp splice is installed to connecting block upper wall face.

Preferably, the dust collecting mechanism comprises a dust collecting box, the dust collecting box is fixedly arranged on a side wall surface of the base, a fixing block is fixedly arranged on the inner wall of one side of the dust collecting box, an external thread is arranged on the side wall surface of the fixing block, a filter cylinder is arranged on one side of the fixing block, an internal thread matched with the external thread is arranged on the inner wall of one side of the filter cylinder, a discharge hole is formed in the side wall surface of the dust collecting box, a blocking cover is screwed at the discharge hole, a fan is arranged on one side wall surface of the base and positioned on one side of the dust collecting box, a first ventilation pipe is connected between the fan and the dust collecting box, a second ventilation pipe is connected on one side of the dust collecting box, and a dust collecting nozzle is connected to the other end of the dust collecting box.

Preferably, the sliding block and the sliding groove are of T-shaped structures.

Preferably, the filter cartridge side walls are all of a filter screen structure.

Advantageous effects

The utility model provides a clamp for milling, which has the beneficial effects that a motor drives a threaded rod to rotate, a pair of sliding blocks slide on two sides of a sliding groove to enable clamping blocks on two sides to move oppositely at the same time, so that a workpiece is centered and fixed, a hydraulic cylinder stretches out and stretches out to drive a top plate to move, the workpiece is further limited by the top plate and a first limiting block, the operation is simple, and the labor is saved; when milling, a plurality of scraps can be generated, the fan can be used for sucking air, the scraps are uniformly collected into the dust box through the dust suction nozzle, and are filtered through the filter cylinder, so that the scraps are prevented from flying upwards, the working environment is polluted, and convenience is brought to people.

Drawings

FIG. 1 is a schematic top view of the internal structure of the present utility model;

fig. 2 is a schematic diagram of the internal structure of the present utility model.

In the figure: 1. a base; 2. a first fixing groove; 3. a first limiting block; 4. a second limiting block; 5. a hydraulic cylinder; 6. a top plate; 7. a motor; 8. a threaded rod; 9. a connecting block; 10. a chute; 11. a slide block; 12. clamping blocks; 13. a dust collection box; 14. a fixed block; 15. a filter cartridge; 16. a blocking cover; 17. a blower; 18. a first ventilation pipe; 19. a second ventilation pipe; 20. a dust suction nozzle.

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.

Referring to fig. 1-2, a milling fixture comprises a base 1, wherein a first fixing groove 2 is formed in one side of an upper wall surface of the base 1, a clamping mechanism is installed in the first fixing groove 2, a first limiting block 3 is installed on one side of the upper wall surface of the base 1, a second limiting block 4 is installed on the other side of the upper wall surface of the base 1, a hydraulic cylinder 5 is installed on one side wall surface of the second limiting block 4, a top plate 6 is connected to a telescopic end of the hydraulic cylinder 5, and a dust collecting mechanism is installed on one side wall surface of the base 1.

Further, the clamping mechanism comprises a motor 7, the driving end of the motor 7 is connected with a threaded rod 8, one end of the threaded rod 8 penetrates through one side wall surface of the first fixed groove 2 and is rotationally connected with the inner wall of the other side, connecting blocks 9 are rotationally connected to two sides of the threaded rod 8, a sliding groove 10 is formed in the lower wall surface of the first fixed groove 2, a pair of sliding blocks 11 are mounted on the lower wall surface of the connecting blocks 9, the sliding blocks 11 respectively slide on two sides of the sliding groove 10, and clamping blocks 12 are mounted on the upper wall surface of the connecting blocks 9.

Further, the dust collection mechanism comprises a dust collection box 13, the dust collection box 13 is fixedly arranged on one side wall surface of the base 1, a fixed block 14 is fixedly arranged on the inner wall of one side of the dust collection box 13, external threads are formed on the side wall surface of the fixed block 14, a filter cylinder 15 is arranged on one side of the fixed block 14, internal threads matched with the external threads are formed on the inner wall of one side of the filter cylinder 15, a discharge hole is formed in one side wall surface of the dust collection box 13, a baffle cover 16 is screwed on the discharge hole, a fan 17 is arranged on one side wall surface of the base 1 and positioned on one side of the dust collection box 13, a first ventilation pipe 18 is connected between the fan 17 and the dust collection box 13, a second ventilation pipe 19 is connected on one side of the dust collection box 13, and a dust collection nozzle 20 is connected to the other end of the dust collection box.

Further, the sliding block 11 and the sliding slot 10 are both in T-shaped structures.

Further, the side walls of the filter cartridge 15 are all of a filter screen structure.

Examples: firstly, a workpiece is placed between a pair of clamping blocks 12, one side wall surface of the workpiece is contacted with one side wall surface of a first limiting block 3, a motor 7 drives a threaded rod 8 to rotate, a pair of sliding blocks 11 respectively slide at two sides of a sliding groove 10, the clamping blocks 12 are controlled to move in opposite directions at the same time until a pair of clamps are contacted with two side wall surfaces of the workpiece at the same time, so that the workpiece is centered and fixed, then a hydraulic cylinder 5 stretches and stretches to drive a top plate 6 to move until one side wall surface of the top plate 6 contacts with the workpiece to stop, and therefore the workpiece is fixed and clamped, and labor is saved; when milling, the fan 17 can be used for sucking air, the dust collection nozzle 20 is used for uniformly collecting the scraps into the dust box 13, and the filter drum 15 is used for filtering the scraps, so that the scraps are prevented from flying, the working environment is polluted, and convenience is brought to people.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (5)

1. The utility model provides a milling fixture, includes base (1), its characterized in that, first fixed slot (2) have been seted up to base (1) upper wall one side, install clamping mechanism in first fixed slot (2), first stopper (3) are installed to base (1) upper wall one side, and second stopper (4) are installed to the opposite side, pneumatic cylinder (5) are installed to second stopper (4) side wall, pneumatic cylinder (5) flexible end is connected with roof (6), dust collection mechanism is installed to base (1) side wall.

2. The milling fixture according to claim 1, wherein the clamping mechanism comprises a motor (7), a threaded rod (8) is connected to the driving end of the motor (7), one end of the threaded rod (8) penetrates through one side wall surface of the first fixing groove (2) and is rotationally connected to the other side inner wall, connecting blocks (9) are rotationally connected to two sides of the threaded rod (8), sliding grooves (10) are formed in the lower wall surface of the first fixing groove (2), sliding blocks (11) are mounted on the lower wall surface of the pair of connecting blocks (9), the sliding blocks (11) slide on two sides of the sliding grooves (10) respectively, and clamping blocks (12) are mounted on the upper wall surface of the pair of connecting blocks (9).

3. The milling fixture according to claim 1, wherein the dust collecting mechanism comprises a dust collecting box (13), the dust collecting box (13) is fixedly installed on one side wall surface of the base (1), a fixed block (14) is fixedly installed on one side inner wall of the dust collecting box (13), external threads are arranged on one side wall surface of the fixed block (14), a filter cylinder (15) is arranged on one side of the fixed block (14), an internal thread matched with the external threads is formed in one side inner wall of the filter cylinder (15), a discharge hole is formed in one side wall surface of the dust collecting box (13), a baffle cover (16) is screwed at the discharge hole, a fan (17) is installed on one side wall surface of the base (1) and located on one side of the dust collecting box (13), a first ventilation pipe (18) is connected between the fan (17) and the dust collecting box (13), a second ventilation pipe (19) is connected on one side of the dust collecting box, and a dust suction nozzle (20) is connected to the other end of the dust collecting box.

4. The milling fixture according to claim 2, wherein the slide (11) and the chute (10) are both of T-shaped construction.

5. A milling fixture according to claim 3, wherein the filter cartridge (15) side walls are of a screen construction.