CN215144901U

CN215144901U - Special tool for boring 30-frame upper joint

Info

Publication number: CN215144901U
Application number: CN202121068496.8U
Authority: CN
Inventors: 付晓
Original assignee: Shaanxi Tianshuo Precision Machinery Co ltd
Current assignee: Shaanxi Tianshuo Precision Machinery Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-14
Anticipated expiration: 2031-05-19

Abstract

The utility model relates to a frock clamp technical field, and a 30 special frock of frame top connection bore hole processing is disclosed, which comprises a fixing plate and i, the last fixed surface of fixed plate is connected with the backup pad, the common fixedly connected with connecting plate of the upper surface of two backup pads, two rectangle through-holes have been seted up to the upper surface of connecting plate, and the pore wall swing joint of rectangle through-hole has U-shaped clamp plate, and the through-hole has all been seted up to the outer wall of two backup pads, and the pore wall fixedly connected with antifriction bearing of through-hole, antifriction bearing's inner wall fixedly connected with screw rod, the equal screw thread of the pole wall of two screw rods has cup jointed the nut. The utility model discloses a special frock of 30 frame top connection bore hole processing can effectively improve the centre gripping area of 30 frames, and improves the stability of 30 frame centre grippings, and then improves the precision and the quality of 30 frame top connection bore hole processing, improves convenience and the efficiency of the special frock operation of 30 frame top connection bore hole processing simultaneously to reduce staff's working strength.

Description

Special tool for boring 30-frame upper joint

Technical Field

The utility model relates to a frock clamp technical field especially relates to a special frock of 30 frame top connection bore holes processing.

Background

The tooling is a general term for various tools used in the manufacturing process, and comprises a cutter/a clamp/a mould/a measuring tool/a checking tool/an auxiliary tool/a bench tool/a station tool and the like, wherein the tooling clamp is a process device used for quickly fastening a workpiece during processing so as to keep a machine tool, a cutter and the workpiece at correct relative positions, and at present, when a 30-frame upper connector is used for boring, the 30-frame upper connector needs to be clamped and fixed on a boring machine workbench, and the 30-frame upper connector needs to be bored through the cutter.

Most of the existing 30-frame upper connector boring processing tools clamp the bottom of a 30-frame, the clamping area is small, the 30-frame clamping stability is poor, the top of the 30-frame is easy to swing when the top of the 30-frame is bored, and the precision and the quality of 30-frame upper connector boring processing are affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art 30 frame top connection bore hole processing frock and mostly be 30 frame bottoms of centre gripping, and the centre gripping area is less, makes the stability of 30 frames of its centre gripping relatively poor, and 30 frame tops swing easily when leading to 30 frame top bore holes, and then influences the problem of 30 frame top connection bore hole machining precision and quality, and the special frock of 30 frame top connection bore hole processing of proposing.

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

the utility model provides a special frock of 30 frame top connection bore holes processing, includes the fixed plate, the last fixed surface of fixed plate is connected with the backup pad, two the common fixedly connected with connecting plate of upper surface of backup pad, two rectangle through-holes have been seted up to the upper surface of connecting plate, the pore wall swing joint of rectangle through-hole has U-shaped clamp board, two the through-hole has all been seted up to the outer wall of backup pad, and the pore wall fixedly connected with antifriction bearing of through-hole, antifriction bearing's inner wall fixedly connected with screw rod, two the equal screw thread of pole wall of screw rod has cup jointed the nut, the upper surface of nut and the lower fixed surface of U-shaped clamp board are connected, two the mutual fixed connection in one side that the screw rod is relative, one of them the lateral wall fixedly connected with stop gear of screw rod.

Preferably, stop gear includes the connecting rod with screw rod lateral wall fixed connection, the lateral wall fixedly connected with L shape crank of connecting rod, the bar through-hole has been seted up to the outer wall of L shape crank, the pore wall swing joint of bar through-hole has L shape pole, the lateral wall of L shape crank is passed to the side of L shape pole, the lateral wall fixedly connected with wedge fixture block of L shape pole, the outer wall swing joint of wedge fixture block has stop gear, stop gear's outer wall and the outer wall fixed connection of backup pad, the pole wall of L shape pole is fixed to be cup jointed and is kept off the ring, the pole wall activity of L shape pole has cup jointed the spring, the both ends of spring respectively with the outer wall fixed connection who keeps off ring and L shape crank.

Preferably, the central position of the limit gear and the central position of the connecting rod are on the same horizontal axis.

Preferably, the upper surface of the connecting plate is fixedly connected with two limiting blocks which are symmetrically distributed.

Preferably, the inner walls of the two U-shaped clamping plates are fixedly connected with rubber pads.

Preferably, the two screws have opposite thread directions.

Compared with the prior art, the utility model provides a special frock of 30 frame top connection bore holes processing possesses following beneficial effect:

the special tool for boring the 30-frame upper connector is provided with a U-shaped clamping plate, a limiting mechanism, a screw rod and a nut, when the tool is required to clamp the 30-frame for boring, the 30-frame is placed on the upper surface of a connecting plate and is positioned between two limiting blocks, an L-shaped rod is pulled, the L-shaped rod drives a wedge-shaped clamping block to be separated from a limiting gear, a baffle ring extrudes a spring at the same time, the spring has restoring force, a worker holds an L-shaped crank, the L-shaped rod is prevented from returning to an original position under the restoring force of the spring by palm blocking, then the L-shaped crank is rotated, the screw rod is rotated by the L-shaped crank through a connecting rod, the nut is rotated, the two U-shaped clamping plates move oppositely and clamp the 30-frame by the two nuts, the clamping area of the 30-frame is enlarged by the U-shaped clamping plates, the clamping stability of the 30-frame is improved, and the clamping stability of the U-shaped clamping plates is ensured by the limiting mechanism, and 30 frame clamping process need not be hard to rotate a plurality of bolts alone, labour saving and time saving, and this mechanism can effectively improve the clamping area of 30 frames, and improves the stability of 30 frame centre grippings, and then improves the precision and the quality of 30 frame upper joint bore holes processing, improves the convenience and the efficiency of the special frock operation of 30 frame upper joint bore holes processing simultaneously to staff's working strength reduces.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses a special frock of 30 frame top connection bore holes processing can effectively improve the clamping area of 30 frames, and improves the stability of 30 frame centre grippings, and then improves the precision and the quality of 30 frame top connection bore holes processing, improves the convenience and the efficiency of the special frock operation of 30 frame top connection bore holes processing simultaneously to reduce staff's working strength.

Drawings

Fig. 1 is a schematic structural view of a special tool for boring a 30-frame upper joint according to the present invention;

fig. 2 is the utility model provides a 30 frame top connection bore hole processing's special frock A part's schematic structure.

In the figure: the device comprises a fixing plate 1, a fixing plate 2, a connecting plate 3, a rectangular through hole 4, a U-shaped clamping plate 5, a rolling bearing 6, a screw 7, a nut 8, a limiting mechanism 9, a connecting rod 91, a crank 92L, a strip-shaped through hole 93, a rod 94L, a wedge-shaped fixture block 95, a limiting gear 96, a baffle ring 97, a spring 98, a limiting block 10 and a rubber pad 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a special tool for boring a 30-frame upper connector, which comprises a fixing plate 1, wherein supporting plates 2 are fixedly connected to the upper surface of the fixing plate 1, a connecting plate 3 is fixedly connected to the upper surfaces of the two supporting plates 2, two rectangular through holes 4 are formed in the upper surface of the connecting plate 3, a U-shaped clamping plate 5 is movably connected to the hole wall of each rectangular through hole 4, through holes are formed in the outer walls of the two supporting plates 2, a rolling bearing 6 is fixedly connected to the hole wall of each through hole, a screw 7 is fixedly connected to the inner wall of the rolling bearing 6, nuts 8 are sleeved on the rod walls of the two screw 7 in a threaded manner, the upper surface of each nut 8 is fixedly connected to the lower surface of the U-shaped clamping plate 5, one side of the two screw 7 is fixedly connected to the other, and a limiting mechanism 9 is fixedly connected to the side wall of one screw 7.

Stop gear 9 includes the connecting rod 91 with screw 7 lateral wall fixed connection, the lateral wall fixedly connected with L shape crank 92 of connecting rod 91, bar through-hole 93 has been seted up to the outer wall of L shape crank 92, the pore wall swing joint of bar through-hole 93 has L shape pole 94, the lateral wall of L shape crank 92 is passed to the side of L shape pole 94, the lateral wall fixedly connected with wedge fixture block 95 of L shape pole 94, wedge fixture block 95's outer wall swing joint has stop gear 96, stop gear 96's outer wall and backup pad 2's outer wall fixed connection, L shape pole 94's pole wall fixed cup joints has the retaining ring 97, L shape pole 94's pole wall activity has cup jointed spring 98, the both ends of spring 98 respectively with retaining ring 97 and L shape crank 92's outer wall fixed connection, this mechanism can ensure 30 frame centre gripping stability.

The central position of the limit gear 96 and the central position of the connecting rod 91 are on the same horizontal axis, so that the wedge-shaped fixture block 95 can be connected with any position of the limit gear 96.

The upper surface fixed connection of connecting plate 3 has two symmetric distribution's stopper 10, and stopper 10 can spacing 30 frames, improves the stability of 30 frame centre grippings.

The inner walls of the two U-shaped clamping plates 5 are fixedly connected with rubber pads 11, and the rubber pads 11 can improve the clamping stability of the U-shaped clamping plates 5.

The thread directions of the two screws 7 are opposite, the opposite directions of the screws 7 can ensure that the two nuts 8 can simultaneously move in opposite directions when rotating, and the middle position of the connecting plate 3 is positioned when 30 frames are clamped.

In the utility model, when the 30 frames are clamped on the tool for boring, firstly the 30 frames are placed on the upper surface of the connecting plate 3 and are positioned between the two limit blocks 10, then the L-shaped rod 94 is pulled, the L-shaped rod 94 drives the wedge-shaped fixture block 95 to be separated from the limit gear 96, meanwhile, the baffle ring 97 extrudes the spring 98, the spring 98 has restoring force, then the worker holds the L-shaped crank 92, the palm is used for blocking to prevent the L-shaped rod 94 from returning to the original position under the restoring force action of the spring 98, then the L-shaped crank 92 is rotated, the L-shaped crank 92 rotates the screw rod 7 through the connecting rod 91, the screw rod 7 rotates to move the nut 8, the two U-shaped clamping plates 5 move oppositely and clamp the 30 frames, finally, the clamping area of the 30 frames is enlarged through the U-shaped clamping plates 5, the stability of the 30 frames is improved, at the hand is taken away from the L-shaped crank 92, then the L-shaped rod 94 loses constraint, and make wedge fixture block 95 card go into in limit gear 96's the tooth's socket under spring 98's elasticity effect, utilize wedge fixture block 95 and limit gear 96 to block each other and ensure that screw rod 7 can not rotate, and then ensure the firm of 5 centre clampings of U-shaped splint, and 30 frame clamping process need not difficultly rotate a plurality of bolts alone, time saving and labor saving, the mechanism can effectively improve the clamping area of 30 frames, and improve the stability of 30 frame centre clampings, and then improve the precision and the quality of 30 frame top connection bore holes processing, improve the convenience and the efficiency of 30 frame top connection bore holes processing special frock operation simultaneously, and reduce staff's working strength.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A special tool for boring a 30-frame upper connector comprises a fixing plate (1) and is characterized in that supporting plates (2) are fixedly connected to the upper surface of the fixing plate (1), a connecting plate (3) is fixedly connected to the upper surfaces of the two supporting plates (2) together, two rectangular through holes (4) are formed in the upper surface of the connecting plate (3), a U-shaped clamping plate (5) is movably connected to the hole wall of each rectangular through hole (4), through holes are formed in the outer walls of the two supporting plates (2), a rolling bearing (6) is fixedly connected to the hole wall of each through hole, a screw rod (7) is fixedly connected to the inner wall of each rolling bearing (6), a nut (8) is sleeved on the rod wall of each screw rod (7) in a threaded manner, the upper surface of each nut (8) is fixedly connected with the lower surface of the U-shaped clamping plate (5), and the opposite sides of the two screw rods (7) are fixedly connected with each other, the side wall of one of the screw rods (7) is fixedly connected with a limiting mechanism (9).

2. The special tool for boring the 30-frame upper connector according to claim 1, wherein the limiting mechanism (9) comprises a connecting rod (91) fixedly connected with the side wall of the screw (7), the side wall of the connecting rod (91) is fixedly connected with an L-shaped crank (92), the outer wall of the L-shaped crank (92) is provided with a strip-shaped through hole (93), the hole wall of the strip-shaped through hole (93) is movably connected with an L-shaped rod (94), the side end of the L-shaped rod (94) penetrates through the side wall of the L-shaped crank (92), the side wall of the L-shaped rod (94) is fixedly connected with a wedge-shaped fixture block (95), the outer wall of the wedge-shaped fixture block (95) is movably connected with a limiting gear (96), the outer wall of the limiting gear (96) is fixedly connected with the outer wall of the supporting plate (2), and the rod wall of the L-shaped rod (94) is fixedly sleeved with a retaining ring (97), the rod wall of the L-shaped rod (94) is movably sleeved with a spring (98), and two ends of the spring (98) are fixedly connected with the baffle ring (97) and the outer wall of the L-shaped crank (92) respectively.

3. The special tool for boring the 30-frame upper joint according to claim 2, wherein the central position of the limit gear (96) and the central position of the connecting rod (91) are on the same horizontal axis.

4. The special tool for boring the 30-frame upper joint according to claim 1, wherein two symmetrically-distributed limiting blocks (10) are fixedly connected to the upper surface of the connecting plate (3).

5. The special tool for boring the 30-frame upper joint according to claim 1, wherein rubber pads (11) are fixedly connected to the inner walls of the two U-shaped clamping plates (5).

6. The special tool for boring the 30-frame upper joint according to claim 1, wherein the two screws (7) are threaded in opposite directions.