Fixture fixing structure

Abstract

The utility model relates to the technical field of numerical control machine tool clamps, in particular to a fixing clamp structure which comprises a workbench and a mounting mechanism. The top of the workbench is provided with a clamp assembly. And the mounting mechanism is adjustably arranged at the bottom of the workbench and used for connecting the clamp assembly on the workbench with machine tools of different models, and the mounting mechanism is composed of a driving assembly, two moving seats and two adjusting seats. Through the arrangement of the driving assembly, the two groups of moving seats can be conveniently driven to slide close to or away from the bottom of the workbench, so that the distance between the second mounting holes in the two groups of bases is adjusted; through adjustment of the adjusting assembly, the overall length between the base and the movable base can be adjusted conveniently, then the clamp assembly on the workbench can be installed on machine tools of different models, and adjustment is convenient and fast. And through the arrangement of the movable seat, the connecting plate and the sleeve on the movable seat can be conveniently disassembled, then the adjusting assembly is overhauled and replaced, and disassembly and assembly are convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control machine tool fixture technical field, concretely is a kind of fixed fixture structure. BACKGROUND

[0002] Machine tool fixture is a device used to clamp workpiece and guide tool on machine tool. It refers to the fixture specially designed for the process of a workpiece. Its characteristics are compact structure, rapid operation, convenient, labor-saving, which can ensure high machining accuracy and production efficiency. When producing workpieces, corresponding fixtures need to be fixed and installed on the machine tool to fix the workpieces.

[0003] The Chinese patent with the authorization announcement number CN221337656U discloses a machine tool fixture structure for numerical control machine tool, which comprises a base, a workbench, a guide rod, a clamp, a first threaded rod, a bidirectional threaded rod and the like. The utility model drives the first threaded rod to rotate through the first motor, and the first threaded rod and the bidirectional threaded rod are synchronously moved through the mutual cooperation of the bevel gears on the first threaded rod and the bidirectional threaded rod, the workpiece placed is clamped from four sides, the four clamps can be coordinated, and the stable clamping can reduce the wear or deformation of the workpiece.

[0004] However, the above-mentioned disclosed scheme has the following disadvantages: the existing fixture structure is usually matched with the corresponding machine tool, and when it needs to be used on other types of machine tools, the fixture cannot be fixed and installed, which affects the smooth machining of the workpiece and brings inconvenience to the use. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems in the background art and provides a fixed fixture structure.

[0006] The technical scheme of the utility model: a fixed fixture structure, comprising a workbench, a clamp assembly is arranged at the top end of the workbench, and an installation mechanism is adjustably arranged at the bottom of the workbench to connect the clamp assembly on the workbench with machine tools of different types, the installation mechanism is composed of a driving assembly, two groups of moving seats and two groups of adjusting seats, the driving assembly is arranged inside the workbench, the two groups of moving seats are adjustably mounted on the driving assembly, and the two groups of moving seats are driven by the driving assembly to slide along the workbench to approach or move away from the adjusting seat, the adjusting seat is adjustably arranged along the height direction of the inner wall of the moving seat, the side wall of the adjusting seat is provided with a scale value, and the bottom end of the adjusting seat is provided with a base, and a second mounting hole is formed in the base.

[0007] Preferably, the workbench is internally provided with a mounting cavity, a limiting channel is formed at the bottom end of the mounting cavity, the driving assembly is arranged in the mounting cavity, the driving assembly is composed of a bidirectional screw rod and a rotating handle, the bidirectional screw rod is rotatably connected to the mounting cavity, the rotating handle is rotatably connected to the workbench and connected to one end of the bidirectional screw rod, the two groups of moving seats are symmetrically screwed to the bidirectional screw rod, and the moving seat is slidably connected to the limiting channel.

[0008] Preferably, the adjusting seat is slidably connected to the inner wall of the moving seat, and an adjusting assembly is arranged between the adjusting seat and the moving seat, the adjusting assembly comprises a rotating rod rotatably connected to the side wall of the moving seat, and a screw rod having one end threadedly connected to the inner wall of the adjusting seat and the other end connected to the rotating rod through a transmission member, and the inner wall of the moving seat is provided with a limiting plate rotatably connected to the screw rod.

[0009] Preferably, the transmission member is composed of two groups of meshed bevel gears, one group of bevel gears is arranged at the top end of the screw rod, and the other group of bevel gears is arranged on the rotating rod.

[0010] Preferably, the moving seat is composed of a sleeve and a connecting plate, two groups of limiting grooves are symmetrically formed in the inner wall of the sleeve, the limiting plate is slidably connected to the two groups of limiting grooves, an opening is formed in one side wall of the sleeve, two groups of first ear seats are symmetrically arranged on the two sides of the opening and on the side wall of the sleeve, two groups of second ear seats are symmetrically formed in the connecting plate, first mounting holes are formed in the first ear seats and the second ear seats, and the first mounting holes between the corresponding first ear seats and second ear seats are connected through bolts.

[0011] Preferably, one end of the limiting plate is provided with a mounting plate, the mounting plate is detachably connected to the connecting plate through bolts, a sliding groove is formed in the side wall of the adjusting seat, a T-shaped sliding block is arranged on the side wall of the connecting plate, and the T-shaped sliding block is slidably connected to the sliding groove.

[0012] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects: the arrangement of the driving assembly facilitates the driving of the two groups of moving seats to slide along the bottom of the workbench to approach or move away, so as to adjust the distance between the second mounting holes on the two groups of bases; the adjustment of the adjusting assembly facilitates the adjustment of the overall length between the base and the moving seat, the second mounting holes on the base are connected to the appropriate mounting position on the machine tool through bolts, and then the clamp assembly on the workbench can be installed on different types of machine tools, and the adjustment is convenient and fast; the arrangement of the moving seat facilitates the disassembly of the connecting plate and the sleeve thereon, and then the adjusting assembly can be overhauled and replaced, and the disassembly and assembly are convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the connection between the mounting mechanism and the workbench of the utility model;

[0015] Figure 3 It is the mobile seat part structure schematic view of the utility model;

[0016] Figure 4 It is the connecting plate and adjusting seat connecting mode structure schematic view.

[0017] The figure mark: 1, workstation;101, installation cavity;2, two-way screw;201, handle;3, mobile seat;301, first ear seat;302, first mounting hole;303, opening;304, limit slot;305, limit plate;306, mounting plate;307, connecting plate;308, second ear seat;4, adjusting seat;401, screw;402, rotating rod;403, bevel gear;404, sliding slot;405, base;406, second mounting hole. Specific implementation

[0018] Example one

[0019] As Figures 1 to 2 shown, the utility model provides a kind of fixed fixture structure, including workstation 1 and installation mechanism;Workstation 1 top end is provided with clamp assembly, clamp assembly is prior art, and it is constituted by clamp, pressing plate etc., and specific structure and principle are recorded in detail in the patent with the authorized announcement No.CN221337656U, and it is not repeated;Installation mechanism, it is adjustably set in workstation 1 bottom and is used to connect the clamp assembly on workstation 1 with different models machine tool, and installation mechanism is constituted by driving assembly, two groups of mobile seat 3 and two groups of adjusting seat 4, driving assembly is set in workstation 1 interior, and two groups of mobile seat 3 are adjustably installed on driving assembly, and two groups of mobile seat 3 are driven along the sliding of workstation 1 close or far from adjusting by driving assembly, adjusting seat 4 is adjustably set along the height direction of inner wall of mobile seat 3, and the side wall of adjusting seat 4 is provided with scale value, and the bottom end of adjusting seat 4 is provided with base 405, and second mounting hole 406 is formed in base 405.

[0020] Further, installation cavity 101 is formed in workstation 1 interior, limit passage is formed in the bottom end of installation cavity 101, and driving assembly is set in installation cavity 101, and driving assembly is constituted by two-way screw 2 and handle 201, two-way screw 2 is rotatably connected installation cavity 101, handle 201 is rotatably connected workstation 1 and is connected with one end of two-way screw 2, and two groups of mobile seat 3 are symmetrically screw-connected two-way screw 2, mobile seat 3 is slidably connected with limit passage, first nut is screw-connected on handle 201, and nut is abutted with the outer wall of workstation 1, to facilitate the limit of handle 201, to avoid that it is easily rotated along workstation 1 and interferes two-way screw 2.

[0021] Further, the adjusting seat 4 is slidably connected to the inner wall of the moving seat 3, and an adjusting assembly is arranged between the adjusting seat 4 and the moving seat 3, the adjusting assembly comprising a rotating rod 402 and a screw rod 401; the rotating rod 402 is rotatably connected to the side wall of the moving seat 3, and a second nut is threadedly connected to the rotating rod 402, the nut abutting against the outer wall of the moving seat 3, so as to limit the rotating rod 402 from rotating along the moving seat 3; the screw rod 401 is threadedly connected to the inner wall of the adjusting seat 4 at one end, and a transmission member is arranged between the other end of the screw rod 401 and the rotating rod 402; and a limiting plate 305 is arranged on the inner wall of the moving seat 3, and the screw rod 401 is rotatably connected to the limiting plate 305.

[0022] Further, the transmission member is composed of two groups of meshed bevel gears 403, one group of bevel gears 403 is installed at the top end of the screw rod 401, and the other group of bevel gears 403 is installed on the rotating rod 402.

[0023] In the embodiment, rotating the handle 201 drives the bidirectional screw rod 2 to rotate, and then drives the two groups of moving seats 3 to slide towards or away from each other along the mounting cavity 101 and the limiting channel, so as to adjust the distance between the two groups of moving seats 3, and then adjust the distance between the second mounting holes 406 on the two groups of bases 405, and then rotate the rotating rod 402 to drive the bevel gears 403 to rotate, and then drive the screw rod 401 to rotate, and then drive the adjusting seat 4 to slide upwards or downwards along the inner wall of the moving seat 3, and then adjust the overall length of the adjusting seat 4 and the moving seat 3, and then connect the second mounting holes 406 on the base 405 to the appropriate mounting position on the machine tool through bolts, so that the clamp assembly on the workbench 1 can be installed on different types of machine tools, and the adjustment is convenient and fast.

[0024] Embodiment two

[0025] As shown in Figure 3 and Figure 4 , the utility model discloses a kind of fixed fixture structures, compared to embodiment one, moving seat 3 is composed of sleeve and connecting plate 307, two groups of limiting grooves 304 are symmetrically provided in the inner wall of sleeve, limiting plate 305 is slidably connected with the two groups of limiting grooves 304, adjusting seat 4 is slidably connected with the inner wall of sleeve, the projection area of limiting plate 305 in the overhead direction is greater than the projection area of adjusting seat 4 in the overhead direction;Opening 303 is formed in the side wall of sleeve, two groups of first ear seats 301 are symmetrically installed on the two sides of opening 303 and the side wall of sleeve, two groups of second ear seats 308 are symmetrically formed in connecting plate 307, first mounting hole 302 is formed in the first ear seat 301 and the second ear seat 308, and the first mounting hole 302 between corresponding first ear seat 301 and second ear seat 308 is connected by bolt.

[0026] Further, one end of the limiting plate 305 is provided with a mounting plate 306, the mounting plate 306 is detachably connected with the connecting plate 307 through bolts, the connecting plate 307 is rotatably connected with the rotating rod 402, the side wall of the adjusting seat 4 is provided with a sliding groove 404, the top end of the sliding groove 404 is open, the connecting plate 307 is provided with a T-shaped sliding block on the side wall, and the T-shaped sliding block is slidably connected with the sliding groove 404.

[0027] In the embodiment, when the adjusting assembly needs to be replaced and maintained, the bolts between the second lug 308 and the first lug 301 are removed, the connecting plate 307 can be moved away from the sleeve, at this time, the limiting plate 305 slides outwards along the limiting groove 304, the adjusting seat 4, the connecting plate 307 and the adjusting assembly can be taken out from the sleeve, then the bolts between the mounting plate 306 and the connecting plate 307 are removed, the connecting plate 307 slides upwards along the adjusting seat 4 until the T-shaped sliding block is away from the sliding groove 404, at this time, the connecting plate 307 drives the rotating rod 402 to move away from the adjusting seat 4, the two bevel gears 403 can be disassembled and replaced, wear caused by long time use is avoided, and the disassembly and assembly are convenient and fast and convenient for maintenance.

[0028] The embodiment of the utility model is described in detail above in combination with the drawings, but the utility model is not limited to this, various changes can be made within the knowledge range of the technical personnel in the technical field without departing from the purpose of the utility model.

Claims

1. A fixture structure, characterized by, The utility model relates to a workbench (1) top is equipped with clamp assembly, And installation mechanism is adjustably arranged at the bottom of workbench (1) for connecting the clamp assembly on workbench (1) with different models of machine tool, and installation mechanism is composed of driving assembly, two groups of mobile seat (3) and two groups of adjusting seat (4), driving assembly is arranged in workbench (1), two groups of mobile seat (3) are adjustably installed on driving assembly, and two groups of mobile seat (3) are driven along workbench (1) to slide close or far away adjusting by driving assembly, adjusting seat (4) is adjustably arranged along the height direction of the inner wall of mobile seat (3), the side wall of adjusting seat (4) is provided with scale value, and the bottom of adjusting seat (4) is provided with base (405), and second mounting hole (406) is formed in base (405). Workbench (1) is internally provided with mounting cavity (101), the bottom of mounting cavity (101) is provided with limiting channel, driving assembly is arranged in mounting cavity (101), driving assembly is composed of bidirectional screw rod (2) and handle (201), bidirectional screw rod (2) is rotatably connected to mounting cavity (101), handle (201) is rotatably connected to workbench (1) and is connected with one end of bidirectional screw rod (2), two groups of mobile seat (3) are symmetrically screwed to bidirectional screw rod (2), and mobile seat (3) is slidably connected with limiting channel.

2. A fixture structure according to claim 1, wherein Adjusting seat (4) is slidably connected with the inner wall of mobile seat (3), and adjusting assembly is arranged between adjusting seat (4) and mobile seat (3), adjusting assembly comprises 3. The fixture structure of claim 1 wherein, Rotating rod (402) is rotatably connected to the side wall of mobile seat (3), And screw rod (401) is screw-connected to the inner wall of adjusting seat (4), and transmission member is arranged between the other end of screw rod (401) and rotating rod (402), the inner wall of mobile seat (3) is provided with limiting plate (305), and screw rod (401) is rotatably connected with limiting plate (305). Transmission member is composed of two groups of bevel gears (403) meshed, one group of bevel gears (403) is installed on the top of screw rod (401), and the other group of bevel gears (403) is installed on rotating rod (402).

4. A fixture structure according to claim 3, wherein Mobile seat (3) is composed of sleeve and connecting plate (307), two groups of limiting grooves (304) are symmetrically formed in the inner wall of sleeve, 5. The fixture structure of claim 1 wherein, One side wall of sleeve is provided with opening (303), two groups of first lug seats (301) are symmetrically installed on the two sides of opening (303) and the side wall of sleeve, One end of limiting plate (305) is provided with mounting plate (306), mounting plate (306) is detachably connected with connecting plate (307) by bolt, the side wall of adjusting seat (4) is provided with sliding groove (404), T-shaped sliding block is installed on the side wall of connecting plate (307), and T-shaped sliding block is slidably connected with sliding groove (404).

6. A fixture structure according to claim 5, wherein ​

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