Fixing clamp for hardware machining

Abstract

The utility model relates to the technical field of work fixtures, in particular to a fixing fixture for hardware machining, which comprises a base, two lifting devices, two rotating devices and two clamping devices, the two lifting devices are respectively arranged on two sides of the base, the rotating devices are respectively arranged on two sides of the base, and the clamping devices are respectively arranged on two sides of the base. The two rotating devices are arranged on the two lifting devices in a one-to-one correspondence mode, and the two clamping devices are arranged on the two rotating devices in a one-to-one correspondence mode. The fixing clamp for hardware machining is suitable for more different types of hardware, clamping is more stable, further, frequent disassembly for angle position adjustment is not needed, and the situation that the machining quality is affected by clamping position deviation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling fixture technical field especially a kind of fixed clamp for hardware machining. BACKGROUND

[0002] When hardware is processed, generally through fixture to position hardware and processing equipment. But the current fixture is generally clamped at the bottom of hardware, for the hardware of large volume or special shape, clamping is not stable enough, it is easy to loosen during processing, and the scrap rate is poor. And when the other position of hardware axial direction needs to be processed, it needs to be repositioned and clamped, which is prone to positional deviation, and wastes time, affects production efficiency.

[0003] It can be seen that the prior art needs to be improved and improved. UTILITY MODEL CONTENT

[0004] In view of the above shortcomings of the prior art, the utility model aims at providing a fixed clamp for hardware machining to solve the technical problem that the existing clamp is easy to loosen when clamping the bottom of hardware.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A fixed clamp for hardware machining, comprising a base, a lifting device, a rotating device and a clamping device, the lifting device, the rotating device and the clamping device respectively include two, two lifting devices are respectively installed on the two sides of the base, two rotating devices are respectively and one by one arranged on two lifting devices, and two clamping devices are respectively and one by one arranged on two rotating devices.

[0007] The lifting device includes a side plate, a lifting seat, two connecting blocks, two guide rods and a limiting mechanism, the side plate is arranged on one side of the base, two connecting blocks are respectively arranged on the side of the side plate away from the base, two guide rods are arranged adjacent to the side plate, one end of two guide rods is respectively connected with two connecting blocks one by one, two guide rods are respectively arranged on the two sides of the lifting seat, the other end of two guide rods is respectively connected with the base, the limiting mechanism connects the lifting seat and the side plate, and the rotating device is arranged on the lifting seat.

[0008] The utility model provides a kind of fixed clamp for hardware processing, the limiting mechanism includes two sliding grooves, two connecting rods, connecting plate, handle, plug-in block, spring and multiple plug-in slots, two The sliding groove is respectively parallel to the guide rod and is located on the side plate, multiple The plug-in slot is respectively arranged between two The sliding groove, multiple The plug-in slot is sequentially arranged along the height direction of the side plate, two The connecting rod is respectively one-to-one and is arranged on two The sliding groove, the one end of two The connecting rod is respectively connected with the lifting seat, the other end of two The connecting rod is respectively connected with the connecting plate, the handle is sequentially passed The connecting plate and the spring are connected with the plug-in block, the plug-in block is plugged with any The plug-in slot.

[0009] The utility model provides a kind of fixed clamp for hardware processing, the plug-in block includes plug-in block main body, recess and stop plate, the stop plate is connected with the handle and the plug-in block main body, the recess is located on the side of the plug-in block main body away from the stop plate, the side of the lifting seat towards the plug-in block is equipped with reinforcing block, the reinforcing block is plugged with the recess.

[0010] The utility model provides a kind of fixed clamp for hardware processing, the plug-in block main body includes body part and boss part, the body part is connected with the stop plate, the boss part is located on the side of the body part away from the stop plate, the recess is located on the side of the boss part away from the body part.

[0011] The utility model provides a kind of fixed clamp for hardware processing, the rotating device includes rotating disc, limiting ring, clamping block, first limiting slot, second limiting slot and rotation-stopping mechanism, the rotating disc is clamped between the clamping block and the lifting seat, the limiting ring is sleeved on the outside of the rotating disc, the first limiting slot is located on the side of the clamping block towards the lifting seat, the second limiting slot is located on the side of the lifting seat towards the clamping block, the first limiting slot and the second limiting slot are communicated, the two sides of the limiting ring are respectively clamped in the first limiting slot and the second limiting slot, the rotation-stopping mechanism is connected with the clamping block and the limiting ring, the clamping device is arranged on the rotating disc.

[0012] The utility model provides a kind of fixed clamp for hardware processing, the rotation-stopping mechanism includes screw hole, first screw and knob, the screw hole is located on the clamping block and is communicated with the first limiting slot, the knob is arranged on the first screw, and the first screw is threadedly connected with the screw hole.

[0013] The utility model provides a fixed clamp for hardware machining, the clamping device includes clamping block, second screw hole, screw rod, avoidance groove and rotary rod, second screw hole is located on rotary disc, avoidance groove is located on side plate, rotary rod is vertically worn on one end of screw rod, the other end of screw rod passes through avoidance groove and second screw hole with clamping block connection in proper order.

[0014] Beneficial effects:

[0015] The utility model discloses a fixed clamp for hardware machining, including base, lifting device, rotating device and clamping device, through the base will this fixed clamp fixed on processing machine tool, by two clamping devices on the both sides of base clamping and fixing hardware, for the hardware of different size or special shape, lifting device drives clamping device moves up and down to correspond and clamps in the hardware close to the center position, and rotating device can drive clamping device and hardware rotate to process the different angle position of hardware, need not to take down and re -fix, the fixed clamp disclosed in the application is suitable for more different models of hardware, clamping is more stable, further, need not to take down frequently and adjust the angle position, avoid clamping position deviation influence processing quality. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 The utility model provides a fixed clamp's structural diagram for the utility model;

[0017] Fig. 2 The utility model provides an explosion map of fixed clamp for the utility model;

[0018] Fig. 3 Another angle explosion map of fixed clamp for the utility model;

[0019] Fig. 1 is a fixed clamp's structural diagram for the utility model;Fig. 2 is the fixed clamp's explosion map for the utility model;Fig. 3 is another angle explosion map of fixed clamp for the utility model;Fig. 4 is the fixed clamp's structural diagram for the utility model;Fig. 5 is the fixed clamp's explosion map for the utility model;Fig. 6 is another angle explosion map of fixed clamp for the utility model;1, base;2, lifting device;21, side plate;22, lifting seat;221, reinforcing block;23, connecting block;24, guide rod;25, limiting mechanism;251, sliding slot;252, connecting rod;253, connecting plate;254, handle;255, plug-in block;256, spring;257, plug-in slot;258, plug-in block main body;259, recess;250, stop plate;3, rotating device;31, rotary disc;32, limiting ring;33, clamping block;34, first limiting slot;35, second limiting slot;36, rotation preventing mechanism;37, screw hole;38, first screw;39, knob;4, clamping device;41, clamping block;42, second screw hole;43, screw rod;44, avoidance groove;45, rotary rod. DETAILED DESCRIPTION

[0020] The utility model provides a fixed clamp for hardware machining, in order to make the purpose, technical scheme and effect of the utility model more clear, explicit, the following refers to the drawing and raises example to make further detailed description to the utility model.

[0021] In the description of the utility model, it is understood that the orientation or position relation indicated by the terms such as '' top '' is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and can not be understood as the limitation of the utility model, in addition, the terms such as '' installation '' '' connection '' should be understood in a broad sense, for ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] As Figs. 1-3 The utility model discloses a fixed clamp for hardware machining, including base 1, lifting device 2, rotating device 3 and clamping device 4, two lifting devices 2 are respectively installed on the both sides of base 1, two rotating devices 3 are respectively one-to-one and arranged on two lifting devices 2, and two clamping devices 4 are respectively one-to-one and arranged on two rotating devices 3.

[0023] The utility model discloses a fixed clamp for hardware machining, including base 1, lifting device 2, rotating device 3 and clamping device 4, through base 1, the fixed clamp is fixed on processing machine tool, two clamping devices 4 on the both sides of base 1 are fixed to hardware, for the hardware of different size or special shape, lifting device 2 drives clamping device 4 to move up and down, to correspond to the clamping in the hardware near the center position, and rotating device 3 can drive clamping device 4 and hardware to rotate, to process the different angle position of hardware, without disassembling and re-fixing, the fixed clamp disclosed in the application is suitable for more different models of hardware, clamping is more stable, further, without frequently disassembling and adjusting angle position, avoid the influence of clamping position deviation on processing quality.

[0024] The lifting device 2 comprises a side plate 21, a lifting seat 22, two connecting blocks 23, two guide rods 24 and a limiting mechanism 25, the side plate 21 is arranged on one side of the base 1, the two connecting blocks 23 are respectively arranged on the side of the side plate 21 away from the base 1, the two guide rods 24 are arranged adjacent to the side plate 21, one end of the two guide rods 24 is respectively connected with the two connecting blocks 23 one by one, the two guide rods 24 are respectively arranged on the two sides of the lifting seat 22, the other end of the two guide rods 24 is respectively connected with the base 1, the limiting mechanism 25 connects the lifting seat 22 and the side plate 21, the rotating device 3 is arranged on the lifting seat 22, the lifting seat 22 moves along the two guide rods 24, the limiting mechanism 25 locks and limits the movement of the lifting seat 22, wherein the limiting mechanism 25 comprises two sliding grooves 251, two connecting rods 252, a connecting plate 253, a handle 254, a plug-in block 255, a spring 256 and a plurality of plug-in grooves 257, the two sliding grooves 251 are respectively arranged on the side plate 21 in parallel with the guide rods 24, the plurality of plug-in grooves 257 are respectively arranged between the two sliding grooves 251, the plurality of plug-in grooves 257 are arranged in sequence along the height direction of the side plate 21, the two connecting rods 252 are respectively arranged in the two sliding grooves 251 one by one, one end of the two connecting rods 252 is respectively connected with the lifting seat 22, the other end of the two connecting rods 252 is respectively connected with the connecting plate 253, the handle 254 passes through the connecting plate 253 and the spring 256 in sequence and is connected with the plug-in block 255, the plug-in block 255 is plugged into any plug-in groove 257, pulling the handle 254 makes the plug-in block 255 disengage from the plug-in groove 257, thereby releasing the locking of the lifting seat 22, after the handle 254 is released, the spring 256 pushes the plug-in block 255 to insert into the plug-in groove 257, the structure is simple and convenient to operate.

[0025] The plug-in block 255 comprises a plug-in block main body 258, a recess 259 and a stop plate 250, the stop plate 250 connects the handle 254 and the plug-in block main body 258, the recess 259 is arranged on the side of the plug-in block main body 258 away from the stop plate 250, a reinforcing block 221 is arranged on the side of the lifting seat 22 facing the plug-in block 255, the reinforcing block 221 is plugged into the recess 259, the stop plate 250 limits the plug-in position of the plug-in block 255, and when the plug-in block 255 is inserted into the plug-in groove 257, one side of the plug-in block 255 is connected through the recess 259 and the reinforcing block 221, further reinforcing the plug-in block 255, avoiding the stress from crushing the plug-in block 255 during machine tool processing, and improving the stability of the limiting mechanism 25.

[0026] The plug-in block body 258 comprises a body part connected with the stop plate 250 and a boss part provided on the side of the body part away from the stop plate 250, and the recess 259 is provided on the side of the boss part away from the body part, and the inclined surface of the boss part plays a guiding role when the plug-in block 255 is inserted into the plug-in slot 257.

[0027] The rotating device 3 comprises a rotating disc 31, a limiting ring 32, a clamping block 33, a first limiting groove 34, a second limiting groove 35 and a rotation-stopping mechanism 36, the rotating disc 31 is clamped between the clamping block 33 and the lifting seat 22, the limiting ring 32 is sleeved on the outside of the rotating disc 31, the first limiting groove 34 is provided on the side of the clamping block 33 facing the lifting seat 22, the second limiting groove 35 is provided on the side of the lifting seat 22 facing the clamping block 33, the first limiting groove 34 and the second limiting groove 35 are communicated, the two sides of the limiting ring 32 are clamped in the first limiting groove 34 and the second limiting groove 35 respectively, the rotation-stopping mechanism 36 connects the clamping block 33 and the limiting ring 32, and the clamping device 4 is provided on the rotating disc 31, wherein the rotation-stopping mechanism 36 comprises a screw hole 37, a first screw 38 and a knob 39, the screw hole 37 is provided on the clamping block 33 and communicated with the first limiting groove 34, the knob 39 is provided on the first screw 38, the first screw 38 is threadedly connected with the screw hole 37, rotating the knob 39 makes the first screw 38 move away from the limiting ring 32, the limiting ring 32 slides in the first limiting groove 34 and the second limiting groove 35, and the rotating disc 31 drives the clamping device 4 to rotate along the axial direction of the rotating disc 31, so that the position of the periphery of the hardware is processed, without the need of disassembling and re-fixing the hardware, thereby avoiding the deviation of the fixed position.

[0028] The clamping device 4 comprises a clamping block 41, a second screw hole 42, a screw rod 43, an avoiding groove 44 and a rotating rod 45, the second screw hole 42 is provided on the rotating disc 31, the avoiding groove 44 is provided on the side plate 21, the rotating rod 45 is vertically provided on one end of the screw rod 43, and the other end of the screw rod 43 is connected with the clamping block 41 in sequence by penetrating through the avoiding groove 44 and the second screw hole 42, the screw rod 43 is driven to rotate in the second screw hole 42 by the rotating rod 45, so as to push the clamping block 41 to fix the hardware.

[0029] It can be understood that, for those skilled in the art, equivalent replacement or change can be made according to the technical scheme and the utility model concept of the utility model, and all these changes or replacements shall belong to the protection scope of the utility model.

Claims

1. A fixture for fastener machining, characterized by, The utility model provides a kind of lifting device, including base (1), lifting device (2), rotating device (3) and clamping device (4), the lifting device (2), the rotating device (3) and the clamping device (4) include two respectively, two lifting device (2) are respectively installed on the two sides of base (1), two rotating device (3) are respectively one by one on two lifting device (2), two clamping device (4) are respectively one by one on two rotating device (3);The lifting device (2) includes side plate (21), lifting seat (22), two connecting blocks (23), two guide rods (24) and limiting mechanism (25), the side plate (21) is located on one side of the base (1), two connecting blocks (23) are respectively located on one side of the side plate (21) away from the base (1), two guide rods (24) are adjacent to the side plate (21) setting, one end of two guide rods (24) is respectively connected with two connecting blocks (23) one by one, two guide rods (24) are respectively threaded on the two sides of the lifting seat (22), the other end of two guide rods (24) is respectively connected with the base (1), the limiting mechanism (25) connects the lifting seat (22) and the side plate (21), and the rotating device (3) is located on the lifting seat (22).

2. The fixture according to claim 1, wherein The limiting mechanism (25) includes two sliding grooves (251), two connecting rods (252), a connecting plate (253), a handle (254), a plug-in block (255), a spring (256) and a plurality of plug-in slots (257), two sliding grooves (251) are respectively parallelly arranged on the side plate (21) opposite the guide rods (24), a plurality of plug-in slots (257) are respectively arranged between two sliding grooves (251), a plurality of plug-in slots (257) are sequentially arranged along the height direction of the side plate (21), two connecting rods (252) are respectively threaded one by one on two sliding grooves (251), one end of two connecting rods (252) is respectively connected with the lifting seat (22), the connecting plate (253) is respectively connected with the other end of two connecting rods (252), the handle (254) is sequentially threaded through the connecting plate (253) and the spring (256) and connected with the plug-in block (255), and the plug-in block (255) is plugged into any plug-in slot (257).

3. The fixture according to claim 2, wherein The plug-in block (255) includes a plug-in block main body (258), a groove (259) and a stop plate (250), the stop plate (250) is connected with the handle (254) and the plug-in block main body (258), the groove (259) is arranged on one side of the plug-in block main body (258) away from the stop plate (250), and the lifting seat (22) is provided with a reinforcing block (221) on one side facing the plug-in block (255), and the reinforcing block (221) is plugged into the groove (259).

4. The fixture according to claim 3, wherein The plug-in block body (258) comprises a body part connected with the stop plate (250) and a boss part provided on the side of the body part away from the stop plate (250), and the groove (259) is provided on the side of the boss part away from the body part.

5. The fixture as claimed in claim 1, wherein, The rotating device (3) comprises a rotating disc (31), a limiting ring (32), a clamping block (33), a first limiting groove (34), a second limiting groove (35) and a rotation stopping mechanism (36), the rotating disc (31) is clamped between the clamping block (33) and the lifting seat (22), the limiting ring (32) is sleeved on the outer side of the rotating disc (31), the first limiting groove (34) is provided on the side of the clamping block (33) facing the lifting seat (22), the second limiting groove (35) is provided on the side of the lifting seat (22) facing the clamping block (33), the first limiting groove (34) and the second limiting groove (35) are communicated, the two sides of the limiting ring (32) are clamped in the first limiting groove (34) and the second limiting groove (35) respectively, the rotation stopping mechanism (36) connects the clamping block (33) and the limiting ring (32), and the clamping device (4) is provided on the rotating disc (31).

6. The fixture according to claim 5, wherein The rotation stopping mechanism (36) comprises a screw hole (37), a first screw (38) and a knob (39), the screw hole (37) is provided on the clamping block (33) and communicated with the first limiting groove (34), the knob (39) is provided on the first screw (38), and the first screw (38) is threadedly connected with the screw hole (37).

7. The fixture as claimed in claim 5, wherein, The clamping device (4) comprises a clamping block (41), a second screw hole (42), a screw rod (43), an avoiding groove (44) and a rotating rod (45), the second screw hole (42) is provided on the rotating disc (31), the avoiding groove (44) is provided on the side plate (21), the rotating rod (45) is vertically provided on one end of the screw rod (43), and the other end of the screw rod (43) is sequentially connected with the clamping block (41) through the avoiding groove (44) and the second screw hole (42).

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