CN220761754U - Milling machine boring grab - Google Patents

Abstract

The utility model relates to a milling machine drilling fixture which comprises a base, wherein the base is arranged on external equipment, a clamping mechanism is arranged on the base and comprises a sliding rail, a motor, a screw rod, a sliding block, clamping blocks, a fixing sleeve, an inserting rod and a limiting mechanism, the sliding rail is arranged on the base, the sliding block is connected with the sliding rail in a sliding manner, the motor is arranged on the sliding rail, the screw rod is arranged at the extending end of the motor and is in threaded connection with the sliding block, a plurality of motors respectively rotate so as to drive the screw rod to rotate, the sliding block can slide along the sliding rail, and a plurality of clamping blocks can respectively abut against parts, so that the fixing effect is achieved.

Description

Milling machine boring grab

Technical Field

The utility model relates to the technical field of milling machine drilling clamps, in particular to a milling machine drilling clamp.

Background

In the prior art, a milling machine needs to stably fix a workpiece when performing a drilling operation, because during the drilling process, if the workpiece moves or rotates, the position, depth or shape of the drilling hole may be inconsistent with expectations, and the accuracy and effect of the drilling hole are affected, so that the fixing device plays a vital role in the drilling operation of the milling machine.

The fixing device in the prior art is mainly based on a coaxial fixing mode, and the fixing device is mainly characterized in that the fixing axis of the fixing device coincides with the axis of a workpiece, the workpiece is rotationally and symmetrically fixed through the fixing device, and the fixing mode can provide a stable fixing effect when the workpiece in a standard shape is processed, such as a cylindrical, conical or spherical workpiece.

However, for non-standard shaped workpieces, such as workpieces having special shapes or complex structures, the manner of fixation of the axes may not provide adequate fixation because the non-standard shaped workpieces may not have a distinct axis or their axes may not be easily determinable, and in addition, the shape and structure of the workpieces may not be perfectly matched with the fixation surface of the fixture, resulting in unstable fixation or uneven distribution of fixation forces, which may result in movement or rotation of the workpieces during drilling, affecting the accuracy and effect of drilling.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a milling machine drilling fixture, which aims to solve the technical problem of poor fixing effect in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a milling machine boring grab, the on-line screen storage device comprises a base, the pedestal mounting is on external equipment, be provided with joint mechanism on the base, this joint mechanism includes the slide rail, a motor, the lead screw, the slider, the grip block, the joint piece, fixed cover, insert pole and stop gear, the slide rail is installed on the base, slider sliding connection is on the slide rail, the motor is installed on the slide rail, install the lead screw on the end that stretches out of motor, lead screw threaded connection is on the slider, the joint groove has been seted up on the slider, install the joint piece on the grip block, the grip block laminating is on the slider, and the joint piece card is in the joint groove, install the insert pole on the grip block, install fixed cover on the slider, insert pole sliding connection is in fixed cover, stop gear installs on fixed cover.

Preferably, the stop gear includes inserted bar and perpendicular board, the inserted bar is provided with two, and two the inserted bar is installed respectively on perpendicular board, two inserted bar sliding connection is on fixed cover, has seted up the joint ring on the inserted bar, and the inserted bar inserts in the joint ring, and stop gear's design has guaranteed spacing effect.

In a further preferred embodiment, the vertical plate is provided with a tension spring, the other end of the tension spring is connected to the fixing sleeve, and the tension spring ensures the continuity of the clamping connection.

In a further preferred embodiment, the fixing sleeve is provided with a threaded sleeve in a threaded manner, the threaded sleeve is provided with a telescopic sleeve, the telescopic sleeve and the threaded sleeve are arranged coaxially, and the design of the threaded sleeve ensures the unlocking continuity.

In a further preferred embodiment, the vertical plate is provided with a telescopic head, the telescopic head and a plurality of the inserting rods are arranged in parallel, the telescopic sleeve is attached to the telescopic head, and the design of the telescopic head ensures the unlocking continuity.

In a further preferred embodiment, the insertion rod is provided with an oil inlet and a lubrication hole, the oil inlet and the insertion rod are coaxially arranged, the lubrication hole is provided with a plurality of lubrication holes, the lubrication holes are respectively communicated with the oil inlet, and the lubrication effect is ensured by the design of the oil inlet and the lubrication hole.

In a further preferred embodiment, the base is provided with an intermediate seat, the clamping block is slidably attached to the intermediate seat, and the intermediate seat is designed to ensure the fixation of the parts.

Compared with the prior art, the utility model provides the milling machine drilling fixture, which has the following beneficial effects:

the clamping mechanism is designed, and the motors can rotate respectively to drive the screw rod to rotate, so that the sliding block can slide along the sliding rail, and the clamping blocks can respectively abut against the part, so that the fixing effect is achieved.

The limiting mechanism is designed, when the clamping block needs to be fixed, the insertion rod is slidably connected to the fixing sleeve, and the insertion rod is clamped in the clamping ring under the action of the tension spring, so that the clamping effect can be guaranteed.

Drawings

FIG. 1 is a schematic structural view of a milling machine boring grab according to the present utility model;

FIG. 2 is a schematic view of a clamping block according to the present utility model;

FIG. 3 is a schematic view of a slider according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a spacing mechanism according to the present utility model;

fig. 5 is a schematic cross-sectional view of an insertion rod according to the present utility model.

In the figure: 1. a base; 2. a slide rail; 3. a motor; 4. a screw rod; 5. a slide block; 6. a clamping block; 7. a clamping block; 8. a fixed sleeve; 9. an insertion rod; 10. a clamping groove; 11. a rod; 12. a vertical plate; 13. a clamping ring; 14. a tension spring; 15. a thread sleeve; 16. a telescopic sleeve; 17. a retractable head; 18. an oil inlet hole; 19. a lubrication hole; 20. and a middle seat.

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.

Example 1:

referring to fig. 1-5, a milling machine drilling fixture comprises a base 1, wherein the base 1 is installed on external equipment, a clamping mechanism is arranged on the base 1 and comprises a sliding rail 2, a motor 3, a lead screw 4, a sliding block 5, a clamping block 6, a clamping block 7, a fixing sleeve 8, an inserting rod 9 and a limiting mechanism, the sliding rail 2 is installed on the base 1, the sliding block 5 is slidingly connected on the sliding rail 2, the motor 3 is installed on the sliding rail 2, the lead screw 4 is installed on the extending end of the motor 3, the lead screw 4 is in threaded connection with the sliding block 5, a clamping groove 10 is formed in the sliding block 5, the clamping block 7 is installed on the clamping block 6, the clamping block 6 is attached to the sliding block 5, the clamping block 7 is clamped in the clamping groove 10, the inserting rod 9 is installed on the clamping block 6, the fixing sleeve 8 is installed on the sliding block 5, the inserting rod 9 is slidingly connected in the fixing sleeve 8, and the limiting mechanism is installed on the fixing sleeve 8.

The limiting mechanism comprises inserting rods 11 and vertical plates 12, two inserting rods 9 are arranged, the two inserting rods 9 are respectively arranged on the vertical plates 12, the two inserting rods 11 are slidably connected to the fixed sleeve 8, clamping rings 13 are arranged on the inserting rods 9, the inserting rods 11 are inserted into the clamping rings 13, tension springs 14 are arranged on the vertical plates 12, the other ends of the tension springs 14 are connected to the fixed sleeve 8, threaded sleeves 15 are arranged on the fixed sleeve 8 in a threaded manner, telescopic sleeves 16 are arranged on the threaded sleeves 15, the telescopic sleeves 16 and the threaded sleeves 15 are arranged coaxially, telescopic heads 17 are arranged on the vertical plates 12, the telescopic heads 17 and the inserting rods 11 are arranged in parallel, the telescopic sleeves 16 are attached to the telescopic heads 17, oil inlet holes 18 and lubricating holes 19 are formed in the inserting rods 9, the oil inlet holes 18 and the inserting rods 9 are arranged coaxially, the lubricating holes 19 are formed in a plurality, the lubricating holes 19 are respectively communicated with the oil inlet holes 18, an intermediate seat 20 is arranged on the base 1, and the clamping blocks 6 are slidably attached to the intermediate seat 20.

Example 2:

referring to fig. 1 to 5, when a hole is to be punched in the component according to embodiment 1, the corresponding component is first mounted on the intermediate seat 20, then the clamping blocks 6 are selected according to the shape of the component, then the clamping blocks 6 are mounted on the sliding blocks 5, the plurality of motors 3 respectively rotate to drive the screw rods 4 to rotate, and then the screw rods 4 are in threaded connection with the sliding blocks 5, so that the sliding blocks 5 can slide along the sliding rails 2, and the plurality of clamping blocks 6 respectively abut against the component, thereby completing the fixing effect.

Example 3:

referring to fig. 1-5, on the basis of embodiment 2, when the clamping block 6 needs to be fixed, the insertion rod 9 is slidably connected to the fixing sleeve 8, and under the action of the tension spring 14, the insertion rod 9 is clamped in the clamping ring 13, so that the clamping block is fixed, when the connection needs to be released, the threaded sleeve 15 is in threaded connection with the fixing sleeve 8, so that the telescopic sleeve 16 can be driven to move, when the telescopic sleeve 16 is abutted against the telescopic head 17, the clamping connection between the insertion rod 11 and the clamping ring 13 can be released, so that the releasing process is completed, when lubrication is needed, the lubrication oil can be injected into the lubrication hole 19 through the oil inlet hole 18, and then the lubrication oil flows into the clamping ring 13, so that the sliding continuity can be improved.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a milling machine boring grab, includes base (1), and base (1) are installed on external equipment, its characterized in that: be provided with joint mechanism on base (1), this joint mechanism includes slide rail (2), motor (3), lead screw (4), slider (5), grip block (6), joint block (7), fixed cover (8), insert pole (9) and stop gear, slide rail (2) are installed on base (1), slider (5) sliding connection is on slide rail (2), motor (3) are installed on slide rail (2), install lead screw (4) on the end that stretches out of motor (3), lead screw (4) threaded connection is on slider (5), joint groove (10) have been seted up on slider (5), install joint block (7) on grip block (6), the laminating of grip block (6) is on slider (5), and joint block (7) card is in joint groove (10), install insert pole (9) on grip block (6), install fixed cover (8) on slider (5), insert pole (9) are installed on grip block (6), insert pole (9) sliding connection is in fixed cover (8), install on fixed cover (8).

2. A milling machine boring grab as claimed in claim 1, wherein: stop gear includes inserted bar (11) and perpendicular board (12), insert pole (9) are provided with two, and two insert pole (9) are installed respectively on perpendicular board (12), two insert pole (11) sliding connection is on fixed cover (8), has seted up joint ring (13) on insert pole (9), insert pole (11) insert in joint ring (13).

3. A milling machine boring grab as claimed in claim 2, wherein: the vertical plate (12) is provided with a tension spring (14), and the other end of the tension spring (14) is connected to the fixed sleeve (8).

4. A milling machine boring grab according to claim 3, wherein: the screw thread is equipped with thread bush (15) on fixed cover (8), is equipped with flexible cover (16) on thread bush (15), and flexible cover (16) and thread bush (15) are coaxial setting.

5. A milling machine boring grab as claimed in claim 4, wherein: the vertical plate (12) is provided with a telescopic head (17), the telescopic head (17) and a plurality of inserting rods (11) are arranged in parallel, and a telescopic sleeve (16) is attached to the telescopic head (17).

6. A milling machine boring grab as claimed in claim 1, wherein: the oil inlet (18) and the lubricating hole (19) are formed in the insertion rod (9), the oil inlet (18) and the insertion rod (9) are arranged coaxially, the lubricating hole (19) is formed in a plurality of parts, and the lubricating holes (19) are respectively communicated with the oil inlet (18).

7. A milling machine boring grab as claimed in claim 1, wherein: the base (1) is provided with a middle seat (20), and the clamping block (6) is in sliding fit with the middle seat (20).