CN219787440U - Frock clamp for numerical control machining center - Google Patents

Abstract

The utility model discloses a fixture for a numerical control machining center, and relates to the technical field of fixture. The utility model includes a device body; four evenly distributed's rectangle opening has been seted up at the top of device main part, every rectangle open-ended inner wall all sliding connection has the connecting block, two the one end fixedly connected with of connecting block is same mount pad, the top of mount pad is provided with the grip block. Through the first fixture block, arc spring and the second fixture block that set up, during the installation grip block, first fixture block one end can be close to second fixture block one end gradually, later second fixture block one end receive first fixture block effect can rotate around own central pivot, treat that grip block bottom and mount pad top are when contact completely, each arc spring resumes deformation, second fixture block one end can with first fixture block one end joint, under the effect of each arc spring, the joint effect is firm, whole installation is simple swift, raise the efficiency, alleviate the manpower loss.

Description

Frock clamp for numerical control machining center

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a tool clamp for a numerical control machining center.

Background

The tool is a general term of various tools used in the manufacturing process, including a cutter, a clamp, a die, a measuring tool and the like, and the clamp is a device for fixing a processing object in a fixed position in the machining process so as to facilitate machining, assembling or detecting and measuring, namely, the tool clamp is an indispensable part for machining.

Through searching, the Chinese patent discloses a case with the publication number of CN214869452U, wherein, two clamping blocks and two matching blocks are connected with bolt holes through set bolts, the connection mode is firm, but the disassembly and assembly of the clamping blocks become troublesome, the manual operation of using tools by workers is required, the disassembly and assembly operation efficiency is reduced, and the manpower loss is increased.

Therefore, the existing tool fixture for the numerical control machining center cannot meet the requirement in actual use, so that an improved technology is urgently needed in the market to solve the above problems.

Disclosure of Invention

The utility model aims to provide a fixture for a numerical control machining center, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fixture for a numerical control machining center, which comprises a device main body; four evenly distributed's rectangle opening has been seted up at the top of device main part, every rectangle open-ended equal sliding connection of inner wall has the connecting block, two the one end fixedly connected with of connecting block is the same mount pad, the top of mount pad is provided with the grip block, two trapezoidal channels that keep away from each other have been seted up at the top of mount pad, rotate between the both sides inner wall of trapezoidal channel and be connected with the second fixture block, the inside fixedly connected with curb plate of trapezoidal channel, two arc springs that keep away from each other of fixedly connected with between the outer wall of one side of curb plate and second fixture block, the bottom fixedly connected with of grip block is two first fixture blocks that keep away from each other, the top of trapezoidal channel is passed to the one end of first fixture block and the one end joint each other with the second fixture block.

Specific: through the first fixture block, arc spring and the second fixture block that sets up, when needs install the grip block, insert the inside of two dovetail grooves respectively with two first fixture blocks, at the in-process that grip block bottom contacted with the mount pad top, first fixture block one end can be close to second fixture block one end gradually, afterwards second fixture block one end receives first fixture block effect, it can rotate around own central pivot, each arc spring is compressed, wait that grip block bottom and mount pad top are in full contact, each arc spring will resume deformation, the one end joint of first fixture block can be with the one end joint of second fixture block, under the effect of each arc spring, the joint effect is firm, whole installation is simple swift, alleviate the manpower loss when improving efficiency.

Further, arc openings are formed in the inner walls of the two sides of the trapezoid groove, round protruding blocks are fixedly connected to the outer walls of the two sides of the second clamping block, one end of each round protruding block is connected with the inner wall of each arc opening in a sliding mode, and one end of each round protruding block penetrates through one side of one arc opening and is fixedly connected with a driving handle;

specific: through the arc opening and the circular lug that set up, restrict the rotation scope to the second fixture block, do benefit to going on of follow-up dismouting operation, make the second fixture block that can relax produce through the effect actuating lever and rotate, break away from the joint relation with two first fixture blocks respectively when two second fixture blocks, alright direct drive grip block demolish it from the mount pad is inside, whole dismantlement process is simple swift, alleviates the manpower loss when improving efficiency.

Further, two cross grooves which are far away from each other are formed in the top of the mounting seat, two cross blocks which are far away from each other are fixedly connected to the bottom end of the clamping block, and the outer wall of each cross block is clamped with the inner part of each cross groove;

specific: when the bottom end of the clamping block is completely contacted with the top of the mounting seat, the two cross blocks can be just clamped into the two cross grooves, and the stability of the clamping block after being mounted is greatly improved through the cross blocks and the cross grooves, so that the clamping block is beneficial to the normal subsequent play.

Further, two mutually far-away auxiliary plates are fixedly connected between the bottom end and the top end of the inner wall of the device main body, two mutually far-away threaded rods II are rotatably connected between the outer wall of one side of the auxiliary plate and the inner wall of one side of the device main body, one end of a central rotating shaft of each threaded rod II penetrates through the outer wall of one side of the device main body, the same connecting belt is in transmission connection between the outer walls of the central rotating shafts of the two threaded rods II, a motor is arranged on the outer wall of one side of the device main body, and one end of an output shaft of the motor is fixedly connected with one end of the central rotating shaft of one threaded rod II;

specific: when the motor is driven, because the same connecting band is connected between the outer walls of the central rotating shafts of the second threaded rods in a transmission manner, one end of an output shaft of the motor is fixedly connected with one end of the central rotating shaft of one of the second threaded rods, the connecting band and the second threaded rods can rotate together with the starting of the motor, and the arrangement of the two auxiliary plates improves the stability of the second threaded rods and the subsequent arrangement in running, so that the device is beneficial to the integral normal playing function.

Further, two threaded rods I which are far away from each other are rotationally connected between the outer wall of one side of the auxiliary plate and the inner wall of the other side of the device main body, the other ends of the central rotating shafts of the two threaded rods II penetrate through one end of the auxiliary plate, one ends of the central rotating shafts of the two threaded rods I penetrate through one end of the other auxiliary plate, and one ends of the central rotating shafts of the two threaded rods I and the other ends of the central rotating shafts of the two threaded rods II are fixedly connected with bevel gears I;

specific: through each helical gear one that sets up, under the combined action of follow-up setting, two threaded rods one can both rotate along with the rotation of two threaded rods two simultaneously.

Further, the bottom end of the inner wall of the device main body is rotationally connected with two bevel gears which are far away from each other, and the outer wall of each bevel gear is meshed with the outer wall of each adjacent bevel gear;

specific: through setting up two helical gear II that rotate the connection in device main part inner wall bottom, because the outer wall of helical gear II all meshes with the outer wall of two adjacent helical gear one, then two threaded rods produce the rotation in step along with the rotation of threaded rod two a while, and the rotation direction of two adjacent helical gears one is completely opposite.

Further, the outer walls of the first threaded rod and the second threaded rod are respectively connected with a matching block in a threaded mode, the top ends of the matching blocks are fixedly connected with the bottom ends of the two connecting blocks, and a placing plate is fixedly connected in the middle of the top of the device main body;

specific: the direction is offered to the screw thread of two threaded rods one and two threaded rods two is identical, under the effect of each helical gear one and helical gear two, and when the motor was started, two cooperation pieces carried out displacement in opposite directions, through each connecting block that sets up, two mount pad and grip block also can carry out displacement in opposite directions with the step to reach the purpose that will place the work piece that places the board top and carry out the centre gripping, the normal clear of follow-up operation of being convenient for.

Further, two mutually-far auxiliary sliding grooves are formed in two ends of the inner wall of the device main body, two mutually-far auxiliary sliding blocks are fixedly connected to the outer walls of the two matching blocks, and one end of each auxiliary sliding block is in sliding connection with the inside of each auxiliary sliding groove;

specific: because of the inner wall both ends of device main part all have been seted up two auxiliary sliding grooves that keep away from each other, the equal fixedly connected with of outer wall of two cooperation pieces is the auxiliary sliding block that keeps away from each other, the one end of auxiliary sliding block and the inside sliding connection of auxiliary sliding groove, then through auxiliary sliding block and the auxiliary sliding groove that set up, when the cooperation piece produced the displacement, each auxiliary sliding block also can slide along the inside of each auxiliary sliding groove to reach the purpose that the auxiliary cooperation piece was shifted, stability when improving the cooperation piece displacement was favorable to the whole normal performance of device.

The utility model has the following beneficial effects:

according to the utility model, through the first clamping block, the arc springs and the second clamping block, when the clamping block is installed, one end of the first clamping block gradually approaches one end of the second clamping block, then one end of the second clamping block rotates around the central rotating shaft under the action of the first clamping block, when the bottom end of the clamping block is in full contact with the top of the mounting seat, each arc spring is recovered to deform, one end of the first clamping block is clamped by one end of the second clamping block, the clamping effect is firm under the action of each arc spring, the whole installation process is simple and rapid, the efficiency is improved, and the manpower loss is reduced.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present 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 the overall structure of the inside of the device body of the present utility model;

FIG. 3 is a schematic view of the overall structure of the mounting base of the present utility model;

FIG. 4 is a schematic view of the overall structure of the inside of the trapezoid slot of the present utility model;

FIG. 5 is a schematic view of the overall structure of the clamping block of the present utility model;

FIG. 6 is a schematic overall cross-sectional view of the present utility model;

fig. 7 is a schematic overall sectional view of another view of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a device body; 2. an auxiliary plate; 3. a first threaded rod; 4. a second threaded rod; 5. a first helical gear; 6. a helical gear II; 7. a motor; 8. a connecting belt; 9. a mating block; 10. an auxiliary slide block; 11. an auxiliary chute; 12. a connecting block; 13. a rectangular opening; 14. placing a plate; 15. a mounting base; 16. a clamping block; 17. a cross block; 18. a cross groove; 19. a first clamping block; 20. a trapezoid groove; 21. a side plate; 22. an arc spring; 23. a second clamping block; 24. a circular bump; 25. an arc opening; 26. a drive handle.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-7, the present embodiment is a fixture for a numerical control machining center, including a device main body 1; four evenly distributed's rectangle opening 13 have been seted up at the top of device main part 1, the equal sliding connection of inner wall of every rectangle opening 13 has connecting block 12, the one end fixedly connected with of two connecting blocks 12 is the same mount pad 15, the top of mount pad 15 is provided with clamping block 16, two trapezoidal channels 20 that keep away from each other have been seted up at the top of mount pad 15, rotate between the both sides inner wall of trapezoidal channel 20 and be connected with second fixture block 23, the inside fixedly connected with curb plate 21 of trapezoidal channel 20, fixedly connected with arc spring 22 that keep away from each other between the outer wall of one side of curb plate 21 and second fixture block 23, the bottom fixedly connected with of clamping block 16 is two first fixture blocks 19 that keep away from each other, the one end of first fixture block 19 passes the top of trapezoidal channel 20 and with the one end joint each other of second fixture block 23.

In this embodiment, through the first fixture block 19 that sets up, arc spring 22 and second fixture block 23, when needs are installed grip block 16, insert the inside of two dovetail groove 20 respectively with two first fixture blocks 19, in the in-process that grip block 16 bottom contacted with mount pad 15 top, first fixture block 19 one end can be close to second fixture block 23 one end gradually, afterwards second fixture block 23 one end receives first fixture block 19 effect, it can rotate around its center pivot, each arc spring 22 is compressed, wait that grip block 16 bottom and mount pad 15 top are in full contact time, each arc spring 22 will resume deformation, the one end joint of first fixture block 19 can be with the one end joint of second fixture block 23, under the effect of each arc spring 22, the joint effect is firm, whole installation is simple swift, alleviate manpower loss when improving efficiency.

Wherein, arc opening 25 has all been seted up to trapezoidal channel 20's both sides inner wall, and the both sides outer wall of second fixture block 23 is round lug 24 all fixedly connected with, and round lug 24's one end and the inner wall sliding connection of arc opening 25, one of them round lug 24's one end passes one side and fixedly connected with actuating lever 26 of one of them arc opening 25.

In this embodiment, through arc opening 25 and circular lug 24 that set up, the rotation scope to second fixture block 23 is restricted, do benefit to going on of follow-up dismouting operation, make second fixture block 23 produce the rotation through effect actuating lever 26 alright light, break away from the joint relation with two first fixture blocks 19 respectively when two second fixture blocks 23, alright direct drive grip block 16 demolish it from mount pad 15 inside, whole demolish simple swift of process, alleviate the manpower loss when improving efficiency.

Wherein, two cross grooves 18 that keep away from each other have been seted up at the top of mount pad 15, and the bottom fixedly connected with of grip block 16 is two cross pieces 17 that keep away from each other, and the inside joint of cross piece 17's outer wall and cross groove 18.

In this embodiment, when the bottom end of the clamping block 16 is completely contacted with the top of the mounting seat 15, the two cross blocks 17 are also just clamped into the two cross grooves 18, and the stability of the clamping block 16 after being mounted is greatly improved through the cross blocks 17 and the cross grooves 18, so that the normal subsequent functions are facilitated.

Wherein, fixedly connected with is kept away from each other accessory plate 2 between the inner wall bottom and the top of device main part 1, rotate between one side outer wall of one of them accessory plate 2 and the one side inner wall of device main part 1 and be connected with two threaded rods second 4 that keep away from each other, the center pivot one end of two threaded rods second 4 all passes one side outer wall of device main part 1, the transmission is connected with same connecting band 8 between the center pivot outer wall of two threaded rods second 4, one side outer wall of device main part 1 is provided with motor 7, the output shaft one end of motor 7 and the center pivot one end fixed connection of one of them threaded rod second 4.

In this embodiment, when the motor 7 is driven, because the same connecting belt 8 is connected between the outer walls of the central rotating shafts of the threaded rod two 4 in a transmission manner, one end of the output shaft of the motor 7 is fixedly connected with one end of the central rotating shaft of one of the threaded rod two 4, the connecting belt 8 and the two threaded rod two 4 can rotate together along with the starting of the motor 7, and the two auxiliary plates 2 are arranged, so that the stability of the two threaded rod two 4 and the subsequent arrangement in running is improved, and the device is beneficial to the whole normal playing function.

Wherein, rotate and be connected with two threaded rods one 3 that keep away from each other between another accessory plate 2's one side outer wall and the opposite side inner wall of device main part 1, the center pivot other end of two threaded rods two 4 all passes the one end of accessory plate 2, and the center pivot one end of two threaded rods one 3 all passes the one end of another accessory plate 2, and the center pivot one end of two threaded rods one 3 and the center pivot other end of two threaded rods two 4 all fixedly connected with helical gear one 5.

In this embodiment, through each helical gear one 5 that sets up, under the combined action of follow-up setting, two threaded rods one 3 all can rotate along with the rotation of two threaded rods two 4 synchronous.

Wherein, the inner wall bottom rotation of device main part 1 is connected with two helical gear second 6 that keep away from each other, and the outer wall of helical gear second 6 all meshes with the outer wall of two adjacent helical gears first 5.

In this embodiment, through setting up two helical gears two 6 that rotate the connection in device main part 1 inner wall bottom, because the outer wall of helical gear two 6 all meshes with the outer wall of two adjacent helical gears one 5, then two threaded rods one 3 can produce the rotation along with the rotation of threaded rod two 4 in step, and the rotation direction of two adjacent helical gears one 5 is completely opposite.

Wherein, the outer wall of two threaded rods one 3 and the outer wall of two threaded rods two 4 all threaded connection have cooperation piece 9, the bottom fixed connection of the top of cooperation piece 9 and two connecting blocks 12, the board 14 is placed in fixedly connected with in the middle of the top of device main part 1.

In this embodiment, the directions of the threads of the first threaded rod 3 and the second threaded rod 4 are completely the same, under the action of the first helical gear 5 and the second helical gear 6, when the motor 7 is started, the two matching blocks 9 are displaced in opposite directions, and through the set connecting blocks 12, the two mounting seats 15 and the clamping blocks 16 are also displaced in opposite directions with the same step, so as to achieve the purpose of clamping the workpiece placed on the top of the placing plate 14, and facilitate the normal proceeding of the subsequent operation.

Wherein, two auxiliary sliding grooves 11 which are far away from each other are respectively arranged at two ends of the inner wall of the device main body 1, two auxiliary sliding blocks 10 which are far away from each other are fixedly connected with the outer walls of the two matching blocks 9, and one end of each auxiliary sliding block 10 is in sliding connection with the inner part of each auxiliary sliding groove 11.

In this embodiment, because two auxiliary sliding grooves 11 that keep away from each other have all been seted up at the inner wall both ends of device main part 1, the equal fixedly connected with of outer wall of two cooperation pieces 9 is two auxiliary sliding blocks 10 that keep away from each other, the one end of auxiliary sliding block 10 and the inside sliding connection of auxiliary sliding groove 11, then through auxiliary sliding block 10 and the auxiliary sliding groove 11 that set up, when cooperation piece 9 produced the displacement, each auxiliary sliding block 10 also can slide along the inside of each auxiliary sliding groove 11 to reach the purpose that auxiliary cooperation piece 9 carried out the displacement, stability when improving cooperation piece 9 displacement does benefit to the whole normal play effect of device.

The working principle and the using flow of the utility model are as follows: when the motor 7 is driven, because the same connecting belt 8 is connected between the outer walls of the central rotating shafts of the threaded rods II 4 in a transmission manner, one end of an output shaft of the motor 7 is fixedly connected with one end of the central rotating shaft of one threaded rod II 4, the connecting belt 8 and the two threaded rods II 4 can rotate together along with the starting of the motor 7, the two bevel gears II 6 are rotationally connected through the bottom end of the inner wall of the device main body 1, and the outer walls of the bevel gears II 6 are meshed with the outer walls of the two adjacent bevel gears I5, so that the two threaded rods I3 synchronously rotate along with the rotation of the threaded rods II, and the two mounting seats 15 and the clamping blocks 16 synchronously move in opposite directions along with the matched blocks 9 through the arranged connecting blocks 12, so that the purpose of clamping workpieces placed at the top of the placing plate 14 is achieved, and the subsequent operation is facilitated.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. A fixture for a numerical control machining center is characterized in that; comprises a device main body (1); four evenly distributed's rectangle opening (13) have been seted up at the top of device main part (1), every equal sliding connection of inner wall of rectangle opening (13) has connecting block (12), two the one end fixedly connected with of connecting block (12) is same mount pad (15), the top of mount pad (15) is provided with grip block (16), trapezoidal groove (20) that keep away from each other have been seted up at the top of mount pad (15), rotate between the both sides inner wall of trapezoidal groove (20) and be connected with second fixture block (23), the inside fixedly connected with curb plate (21) of trapezoidal groove (20), fixedly connected with two arc springs (22) that keep away from each other between the one side outer wall of curb plate (21) and second fixture block (23), the bottom fixedly connected with of grip block (16) is two first fixture blocks (19) that keep away from each other, the one end of first fixture block (19) passes the top of trapezoidal groove (20) and the one end joint each other with second fixture block (23).

2. The fixture for the numerical control machining center according to claim 1, wherein arc-shaped openings (25) are formed in inner walls of two sides of the trapezoid groove (20), round protrusions (24) are fixedly connected to outer walls of two sides of the second clamping block (23), one end of each round protrusion (24) is slidably connected with the inner wall of each arc-shaped opening (25), and one end of each round protrusion (24) penetrates through one side of one arc-shaped opening (25) and is fixedly connected with a driving handle (26).

3. The fixture for the numerical control machining center according to claim 1, wherein two cross grooves (18) far away from each other are formed in the top of the mounting seat (15), two cross blocks (17) far away from each other are fixedly connected to the bottom end of the clamping block (16), and the outer wall of each cross block (17) is connected with the inner portion of each cross groove (18) in a clamping mode.

4. The fixture for the numerical control machining center according to claim 1, wherein two mutually-far auxiliary plates (2) are fixedly connected between the bottom end and the top end of the inner wall of the device main body (1), two mutually-far threaded rods (4) are rotatably connected between one side outer wall of one auxiliary plate (2) and one side inner wall of the device main body (1), one end of a central rotating shaft of each threaded rod (4) penetrates through one side outer wall of the device main body (1), the same connecting belt (8) is connected between the central rotating shaft outer walls of the two threaded rods (4) in a transmission mode, a motor (7) is arranged on one side outer wall of the device main body (1), and one end of an output shaft of the motor (7) is fixedly connected with one end of the central rotating shaft of one threaded rod (4).

5. The fixture for the numerical control machining center according to claim 4, wherein two threaded rods I (3) which are far away from each other are rotatably connected between the outer wall of one side of the auxiliary plate (2) and the inner wall of the other side of the device main body (1), the other ends of the central rotating shafts of the two threaded rods II (4) penetrate through one end of the auxiliary plate (2), one ends of the central rotating shafts of the two threaded rods I (3) penetrate through one end of the other auxiliary plate (2), and one ends of the central rotating shafts of the two threaded rods I (3) and the other ends of the central rotating shafts of the two threaded rods II (4) are fixedly connected with bevel gears I (5).

6. The fixture for the numerical control machining center according to claim 5, wherein two bevel gears (6) which are far away from each other are rotatably connected to the bottom end of the inner wall of the device main body (1), and the outer walls of the bevel gears (6) are meshed with the outer walls of two adjacent bevel gears (5).

7. The fixture for the numerical control machining center according to claim 5, wherein the outer walls of the first threaded rod (3) and the second threaded rod (4) are respectively in threaded connection with a matching block (9), the top ends of the matching blocks (9) are fixedly connected with the bottom ends of the two connecting blocks (12), and a placing plate (14) is fixedly connected in the middle of the top of the device main body (1).

8. The fixture for the numerical control machining center according to claim 7, wherein two mutually-far auxiliary sliding grooves (11) are formed at two ends of the inner wall of the device main body (1),

two auxiliary sliding blocks (10) which are far away from each other are fixedly connected with the outer walls of the two matching blocks (9),

one end of the auxiliary sliding block (10) is in sliding connection with the inside of the auxiliary sliding groove (11).