CN216990855U

CN216990855U - CNC milling machine anchor clamps of quick location clamping work piece

Info

Publication number: CN216990855U
Application number: CN202220427480.XU
Authority: CN
Inventors: 钟敏
Original assignee: Guangdong Henghua Heavy Industry Co ltd
Current assignee: Guangdong Henghua Heavy Industry Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-19
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a clamp for rapidly positioning and clamping a workpiece by a CNC milling machine, and relates to the technical field of clamps of CNC milling machines. The on-line screen storage device comprises a base, the spout has been seted up at the top of base, run through the threaded rod in the spout, the inner wall at the spout is installed in the one end rotation of threaded rod, the output at the motor is fixed to the other end of threaded rod, the inner wall at the protective housing is fixed to the motor, the lateral wall at the base is fixed to the protective housing, the outer wall threaded connection of threaded rod has the thread bush, the bottom slidable mounting of thread bush is at the inner wall of spout, the top of thread bush is fixed with the installing frame, the inner wall laminating of installing frame has the installation piece, and the anchor clamps of this CNC milling machine quick positioning clamping work piece when needs are dismantled the clamping piece, through pressing the driving plate, make the driving plate drive push rod remove, make push rod extrusion stopper shift out from the spacing groove, and then can take out the installation piece from the installing frame, conveniently dismantle the clamping piece.

Description

CNC milling machine anchor clamps of quick location clamping work piece

Technical Field

The utility model relates to the technical field of numerical control milling machine fixtures, in particular to a fixture for rapidly positioning and clamping a workpiece by a CNC milling machine.

Background

The numerical control milling machine is a numerical control machine with strong processing function, and a rapidly developed processing center, a flexible processing unit and the like are generated on the basis of the numerical control milling machine and a numerical control boring machine, and the two milling modes can not be separated. Because the numerical control milling process is the most complex and the technical problems to be solved are the most, people always focus on milling when researching and developing software of numerical control systems and automatic programming languages.

Through the retrieval, utility model patent that publication number is CN210938193U discloses a anchor clamps that is used for shaft type work piece of numerically controlled fraise machine centre gripping, the device is opposite with the line of second screw thread section through the first screw thread section of lead screw, make two sliders be at the in-process along with the rotation of lead screw and move, two sliders can move to relative direction and opposite direction simultaneously, make two sliders can drive the splint that its top was equipped with and carry out relative and opposite motion, thereby make splint can press from both sides shaft type work piece tightly and relax, the effectual centre gripping effect of the device to shaft type work piece that has strengthened.

The above patents suffer from the following disadvantages: above-mentioned device presss from both sides tightly and relaxs through splint countershaft formula work piece, nevertheless when dismantling splint from the slider and change, need twist multiunit fixed screw, just can take off splint from the slider, nevertheless the screw can appear rustting and smooth phenomenon when using for a long time, and then the staff is more useless when twisting the screw, and inconvenient staff dismantles splint.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a fixture for rapidly positioning and clamping a workpiece by a CNC milling machine, which solves the problems mentioned in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an anchor clamps of CNC milling machine quick positioning clamping work piece, includes the base, the spout has been seted up at the top of base, run through the threaded rod in the spout, the inner wall at the spout is installed in the one end rotation of threaded rod, the output at the motor is fixed to the other end of threaded rod, the inner wall at the protective housing is fixed to the motor, the lateral wall at the base is fixed to the protective housing, the outer wall threaded connection of threaded rod has the thread bush, the bottom slidable mounting of thread bush is at the inner wall of spout, the top of thread bush is fixed with the installing frame, the inner wall laminating of installing frame has the installation piece, the slotted hole has been seted up on the installation piece, be provided with stop gear in the slotted hole, the lateral wall of installing frame is provided with control mechanism.

Preferably, the top of the mounting block is fixed with a clamping block, and a clamping opening of the clamping block is fixed with an anti-slip strip.

Preferably, the limiting mechanism comprises a first spring, one side of the first spring is fixed on the inner wall of the slotted hole, a limiting block is fixed on the other side of the first spring, and the limiting block is slidably mounted on the inner wall of the slotted hole.

Preferably, the top of the mounting frame is provided with a guide groove, and the inner wall of the mounting frame is provided with a limiting groove.

Preferably, the control mechanism comprises a supporting block, a second spring is fixed on one side of the supporting block, which is far away from the mounting block, a driving plate is fixed on one side of the second spring, which is far away from the supporting block, and a push rod is fixed on one side of the driving plate, which is close to the mounting block.

(III) advantageous effects

The utility model provides a fixture for rapidly positioning and clamping a workpiece by a CNC milling machine. The method has the following beneficial effects:

(1) this anchor clamps of CNC milling machine quick positioning clamping work piece when needs are dismantled the clamping piece, through pressing the driving plate, makes the driving plate drive the push rod and removes, makes push rod extrusion stopper shift out from the spacing groove, and then can take out the installation piece from the installing frame, conveniently dismantles the clamping piece.

(2) This anchor clamps of CNC milling machine quick positioning clamping work piece when installing the clamp splice, through lining up the mount block with the installing frame, makes the stopper through the guide way, through the cooperation of stop gear, spacing groove, makes the stopper stretch into the spacing groove, makes the mount block fix in the installing frame, and it is fixed to make the clamp splice, makes things convenient for the staff operation.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural diagram of the mounting frame of the present invention;

fig. 4 is a schematic top view of the clamping block of the present invention.

In the figure: 1. a base; 2. a chute; 3. a protective shell; 4. a motor; 5. a threaded rod; 6. a threaded sleeve; 7. installing a frame; 8. mounting a block; 9. a clamping block; 10. a slot; 11. a limiting mechanism; 111. a first spring; 112. a limiting block; 12. a limiting groove; 13. a control mechanism; 131. a supporting block; 132. a second spring; 133. a drive plate; 134. a push rod; 14. a guide groove; 15. and (4) an anti-slip strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a CNC milling machine fast positioning and clamping fixture for workpieces comprises a base 1, a chute 2 is arranged at the top of the base 1, a threaded rod 5 penetrates through the chute 2, one end of the threaded rod 5 is rotatably installed on the inner wall of the chute 2, the other end of the threaded rod 5 is fixed at the output end of a motor 4, the motor 4 is fixed on the inner wall of a protective shell 3, the protective shell 3 is fixed on the side wall of the base 1, the protective shell 3 plays a role in protecting the motor 4 and preventing the motor 4 from being damaged due to dust and the like, a threaded sleeve 6 is connected to the outer wall of the threaded rod 5 in a threaded manner, the bottom of the threaded sleeve 6 is slidably installed on the inner wall of the chute 2, a mounting frame 7 is fixed at the top of the threaded sleeve 6, a mounting block 8 is attached to the inner wall of the mounting frame 7, a clamping block 9 is fixed at the top of the mounting block 8, when clamping and fastening are performed on workpieces, the threaded rod 5 is rotated by starting the motor 4, opposite threads are arranged at two sides of the threaded rod 5, and then when threaded rod 5 was rotatory, can drive two sets of thread bush 6 and can be close to each other, make press from both sides tight piece 9 and can be close to each other and press from both sides tight location to the work piece on the base 1, the tight mouth department of clamp of pressing from both sides tight piece 9 is fixed with antislip strip 15, and the setting up of antislip strip 15 makes the stability of pressing from both sides tight piece 9 and pressing from both sides tight work piece higher. A slotted hole 10 is formed in the mounting block 8, a limiting mechanism 11 is arranged in the slotted hole 10, a control mechanism 13 is arranged on the side wall of the mounting frame 7, a guide groove 14 is formed in the top of the mounting frame 7, and a limiting groove 12 is formed in the inner wall of the mounting frame 7.

The limiting mechanism 11 comprises a first spring 111, one side of the first spring 111 is fixed on the inner wall of the slot 10, the other side of the first spring 111 is fixed with a limiting block 112, the limiting block 112 is slidably mounted on the inner wall of the slot 10,

the control mechanism 13 comprises a supporting block 131, a second spring 132 is fixed on one side of the supporting block 131 far from the mounting block 8, one side of the second spring 132 far from the supporting block 131 is fixed on a transmission plate 133, a push rod 134 is fixed on one side of the transmission plate 133 close to the mounting block 8, the push rod 134 penetrates through the limiting groove 12, when the clamping block 9 needs to be disassembled, the transmission plate 133 drives the push rod 134 to move by pressing the transmission plate 133, so that the push rod 134 extrudes the limiting block 112 to move out of the limiting groove 12, the mounting block 8 can be taken out of the mounting frame 7, the clamping block 9 is convenient to disassemble, when the clamping block 9 is mounted, the mounting block 8 is aligned with the mounting frame 7, so that the limiting block 112 passes through the guide groove 14, the limiting block 112 extends into the limiting groove 12 by the cooperation of the limiting mechanism 11 and the limiting groove 12, so that the mounting block 8 is fixed in the mounting frame 7, the clamping block 9 is fixed, and the operation of workers is facilitated.

When the clamping device is in use, when a workpiece is clamped and fastened, the threaded rod 5 is rotated by starting the motor 4, because the two sides of the threaded rod 5 are provided with opposite threads, and then when the threaded rod 5 is rotated, the two groups of threaded sleeves 6 can be driven to be close to each other, so that the clamping blocks 9 can be close to each other to clamp and position the workpiece on the base 1, when the clamping blocks 9 need to be replaced, the two groups of transmission plates 133 are pressed, the push rod 134 extrudes the two groups of limit blocks 112 to move out of the limit grooves 10, and then the mounting blocks 8 can be taken out of the mounting frame 7, so that the operation of a worker is convenient, when the clamping blocks 9 are mounted, through aligning the mounting blocks 8 with the mounting frame 7, the limit blocks 112 extrude the guide grooves 14, because the bottoms of the limit blocks 112 are provided with inclined planes, and then the limit blocks 112 can move out of the slotted holes 12 due to extrusion force, make first spring 111 compress, when the bottom of installation piece 8 moved to the inner wall bottom laminating with installing frame 7, and then made stopper 112 align with spacing groove 12, because of first spring 111 is in compression state, and then when making stopper 112 stretch into spacing groove 12, installation piece 8 is fixed, and it is fixed to make the tight piece 9 of clamp, makes things convenient for the staff operation.

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 CNC milling machine fixes a position anchor clamps of clamping work piece fast, includes base (1), its characterized in that: the top of the base (1) is provided with a sliding chute (2), a threaded rod (5) penetrates through the sliding chute (2), one end of the threaded rod (5) is rotatably arranged on the inner wall of the sliding chute (2), the other end of the threaded rod (5) is fixed at the output end of the motor (4), the motor (4) is fixed on the inner wall of the protective shell (3), the protective shell (3) is fixed on the side wall of the base (1), the outer wall of the threaded rod (5) is in threaded connection with a threaded sleeve (6), the bottom of the threaded sleeve (6) is slidably arranged on the inner wall of the chute (2), the top of the threaded sleeve (6) is fixed with a mounting frame (7), the inner wall of the mounting frame (7) is attached with a mounting block (8), a slotted hole (10) is formed in the mounting block (8), a limiting mechanism (11) is arranged in the slotted hole (10), and a control mechanism (13) is arranged on the side wall of the mounting frame (7).

2. The CNC milling machine tool for fast positioning and clamping the workpiece as recited in claim 1, wherein: the top of the mounting block (8) is fixed with a clamping block (9), and a clamping opening of the clamping block (9) is fixed with an anti-slip strip (15).

3. The CNC milling machine fast positioning and clamping fixture for the workpieces as recited in claim 1, wherein: the limiting mechanism (11) comprises a first spring (111), one side of the first spring (111) is fixed on the inner wall of the slotted hole (10), a limiting block (112) is fixed on the other side of the first spring (111), and the limiting block (112) is slidably mounted on the inner wall of the slotted hole (10).

4. The CNC milling machine fast positioning and clamping fixture for the workpieces as recited in claim 1, wherein: the top of the mounting frame (7) is provided with a guide groove (14), and the inner wall of the mounting frame (7) is provided with a limiting groove (12).

5. The CNC milling machine fast positioning and clamping fixture for the workpieces as recited in claim 1, wherein: the control mechanism (13) comprises a supporting block (131), a second spring (132) is fixed on one side, away from the mounting block (8), of the supporting block (131), one side, away from the supporting block (131), of the second spring (132) is fixed on a transmission plate (133), and a push rod (134) is fixed on one side, close to the mounting block (8), of the transmission plate (133).