CN216576636U - Pneumatic quick tapping fixing clamp for supporting leg - Google Patents

Abstract

The utility model relates to a landing leg is with pneumatic quick tapping mounting fixture, include: a base plate; the fixed seat is arranged on the bottom plate and used for placing a workpiece; the two groups of rotating clamping arms are rotatably arranged on the bottom plate and are respectively positioned on two sides of the fixed seat; in the rotating stroke of one side of the rotating clamping arm close to the fixed seat, at least part of the rotating clamping arm rotates to the upper part of the fixed seat and is matched with the fixed seat to clamp a workpiece; and the rotary cylinders and the rotary clamping arms are in one-to-one correspondence, and the rotary cylinders and the rotary clamping arms are linked to drive the rotary clamping arms to rotate. The utility model discloses the accessible rotates the arm lock and rotates the quick unloading of realizing the work piece of going up, can prevent that the work piece from shifting at the fixed work piece of tapping in-process, ensures the tapping precision, and convenient operation is quick simultaneously, can improve tapping machining efficiency, need not the manual work in near screw tap operation in addition, has reduced the potential safety hazard of tapping process, improves the security.

Description

Pneumatic quick tapping fixing clamp for supporting leg

Technical Field

The utility model relates to a tapping machining tool technical field, concretely relates to pneumatic quick tapping mounting fixture for landing leg.

Background

Tapping means that a tap is screwed into a bottom hole to be drilled with a certain torque to machine an internal thread. The tapping process is generally performed by a tapping machine, wherein a workpiece is fixed to a processing station of the tapping machine during the processing, a bottom hole is aligned with a tap, and the tap is screwed into the bottom hole to complete the processing. In order to ensure that the workpiece does not shift in the tapping process, the workpiece needs to be fixed by using the clamp, the clamp usually needs to be manually opened and locked by a worker, the loading and unloading operation is very troublesome, the tapping machining efficiency is low, meanwhile, the operation position of the clamp during loading and unloading is very close to the screw tap of the tapping machine, the worker is easy to contact the screw tap during the loading and unloading operation, if the tapping machine is mistakenly started in the loading and unloading process, a greater safety accident can be caused, and the potential safety hazard is large.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the present disclosure aims to provide a pneumatic fast tapping fixing clamp for a support leg. The utility model discloses the accessible rotates the arm lock and rotates the quick unloading of realizing the work piece of going up, can prevent that the work piece from shifting at the fixed work piece of tapping in-process, ensures the tapping precision, and convenient operation is quick simultaneously, can improve tapping machining efficiency, need not the manual work in near screw tap operation in addition, has reduced the potential safety hazard of tapping process, improves the security.

The utility model discloses a landing leg is with pneumatic quick tapping mounting fixture, include:

a base plate;

the fixed seat is arranged on the bottom plate and used for placing a workpiece;

the two groups of rotating clamping arms are rotatably arranged on the bottom plate and are respectively positioned on two sides of the fixed seat; in a rotating stroke of one side of the rotating clamping arm close to the fixed seat, at least part of the rotating clamping arm rotates to the position above the fixed seat and is matched with the fixed seat to clamp a workpiece;

the rotary cylinders are arranged in a one-to-one correspondence mode with the rotary clamping arms, and the rotary cylinders are linked with the rotary clamping arms to drive the rotary clamping arms to rotate.

Preferably, a plurality of U-shaped holes are formed at the edge of the base plate, and the base plate is mounted on the tapping machine through the U-shaped holes.

Preferably, the fixing base includes:

the two side plates are arranged in parallel relatively;

the panel is arranged above the two side plates, two ends of the panel are respectively connected with the two side plates, and the panel is used for supporting a workpiece.

Preferably, the panel is formed with a plurality of positioning holes for positioning the workpiece.

Preferably, the rotation arm lock is "L" shape, it includes switching axle and arm lock to rotate the arm lock, the switching axle is kept away from the one end of arm lock with revolving cylinder's rotation axis is connected, the arm lock is used for cooperating the fixing base presss from both sides tight work piece.

Preferably, the lower surface of the clamping arm is covered with a rubber layer.

Preferably, the lower edges of the two sides of the clamping arm in the width direction are arc surfaces.

Preferably, the clamping arm is movably connected with the adapting shaft, so that the height of the clamping arm is adjustable.

Preferably, the pneumatic quick tapping fixing jig for leg further comprises:

one end of the air pipe is communicated with the plurality of rotary air cylinders, and the other end of the air pipe is communicated with an air source;

and the air valve is arranged on the air pipe and used for controlling the on-off of the air pipe so as to control the rotation of the rotary air cylinder.

Preferably, the rotary cylinder is a right angle steering cylinder.

The utility model discloses a pneumatic quick tapping mounting fixture for landing leg, its advantage lies in, this open cooperation tapping machine uses in the tapping course of working, install the bottom plate on the processing station of tapping machine during tapping processing, make and rotate the arm lock and rotate to the one side of keeping away from the fixing base, then place the work piece on the fixing base, make the bottom hole of treating the tapping align the screw tap of tapping machine, rotate the arm lock through the revolving cylinder drive and rotate, make and rotate the arm lock and rotate to the top that gets into the fixing base, rotate arm lock cooperation fixing base this moment and press from both sides tight work piece from upper and lower both sides, the work piece is fixed on the processing station of tapping machine. And then starting the tapping machine to enable the screw tap to be screwed into the bottom hole downwards for tapping, returning the screw tap after tapping, driving the rotating clamping arm to reset through the rotating cylinder, enabling the rotating clamping arm to be away from the upper part of the fixed seat, and taking out the workpiece after tapping from the upper part, namely completing the tapping process of the workpiece. This openly through rotating arm lock and fixing base complex structure, can follow the tight work piece of upper and lower both sides clamp, make the work piece fixed firm, do not shift in the tapping process, ensure tapping machining precision. Meanwhile, the rotary clamping arms are driven by the rotary cylinders, manual opening and locking of workers are not needed, the operation of the workers is simplified, and the tapping machining efficiency is greatly improved. This disclosure is fixed and when loosening the work piece, all drives through revolving cylinder and rotates the arm lock rotation, need not artifical near tapping machine screw tap operation, has reduced the potential safety hazard of tapping process, improves the security.

Drawings

FIG. 1 is a schematic structural view of a pneumatic rapid tapping fixture for legs according to the present disclosure;

FIG. 2 is a schematic structural diagram of a pneumatic rapid tapping fixture for legs according to the present disclosure after a workpiece is placed thereon;

FIG. 3 is a top view of a pneumatic quick-tapping attachment fixture for legs according to the present disclosure;

FIG. 4 is a top view of a leg of the present disclosure after placement of a workpiece with a pneumatic fast tapping fixture (unlocked condition of the workpiece);

FIG. 5 is a top view of a leg of the present disclosure after being locked with a pneumatic quick-threading fastening fixture.

Description of reference numerals: 1-bottom plate, 11-U-shaped hole, 2-fixed seat, 21-side plate, 22-panel, 221-positioning hole, 3-rotating clamping arm, 31-transfer shaft, 32-clamping arm, 4-rotating cylinder and 5-workpiece.

Detailed Description

As shown in fig. 1-5, a pneumatic quick tapping fixing clamp for a leg according to the present disclosure includes:

the bottom plate 1 is a square steel plate and is used for bearing other components.

Fixing base 2, fixing base 2 set up on bottom plate 1 for place work piece 5, fixing base 2 specifically is a protruding pedestal on the bottom plate 1, so that place the work piece 5 of landing leg class.

Two sets of rotation arm lock 3, every group rotates the quantity of arm lock 3 and is two, two sets of rotation arm lock 3 all rotate the setting on bottom plate 1, and be located the both sides of fixing base 2 respectively, make and rotate arm lock 3 and can be at the in-plane rotation that is on a parallel with 2 upper surfaces of fixing base, rotation arm lock 3 is located the outside of fixing base 2 under the initial position, when rotating arm lock 3 and rotating along the one side that is close to fixing base 2, the part that rotates arm lock 3 can enter into the top of fixing base 2, it can cooperate fixing base 2 from upper and lower both sides tight work piece 5 to rotate arm lock 3 this moment, make work piece 5 fixed.

A plurality of revolving cylinder 4, revolving cylinder 4 and the setting of rotating arm lock 3 one-to-one, revolving cylinder 4 and the linkage of rotating arm lock 3 are used for driving and rotate arm lock 3 and rotate.

The utility model discloses cooperation tapping machine uses in the tapping course of working, install bottom plate 1 on the machining-position of tapping machine during tapping processing, make and rotate arm lock 3 and rotate to the one side of keeping away from fixing base 2, then as shown in figure 4, place work piece 5 on fixing base 2, make the bottom hole of treating the tapping align the screw tap of tapping machine, as shown in figure 5, rotate arm lock 3 through revolving cylinder 4 drive and rotate, make and rotate arm lock 3 and rotate to the top that gets into fixing base 2, preferably make arm lock 32 perpendicular to work piece 5's length direction, it presss from both sides tight work piece 5 from both sides from top and bottom to rotate arm lock 3 cooperation fixing base 2 this moment, work piece 5 is fixed on the machining-position of tapping machine. And then starting the tapping machine to enable the screw tap to be downwards screwed into the bottom hole for tapping, returning the screw tap in the original way after tapping is finished, driving the rotating clamping arm 3 to reset through the rotating cylinder 4, enabling the rotating clamping arm 3 to be away from the upper part of the fixed seat 2, and taking out the workpiece 5 after tapping from the upper part, namely finishing the tapping process of the workpiece 5. This is disclosed through rotating arm lock 3 and 2 complex structures of fixing base, can follow upper and lower both sides and press from both sides tight work piece 5, makes work piece 5 fixed firm, does not shift at the tapping in-process, ensures tapping machining precision. Meanwhile, the rotary clamping arm 3 is driven by the rotary cylinder 4, manual opening and locking of workers are not needed, the operation of the workers is simplified, and the tapping machining efficiency is greatly improved. This disclosure is fixed and when loosening work piece 5, all drive through revolving cylinder 4 and rotate arm lock 3 rotatoryly, need not artifical near tapping machine screw tap operation, has reduced tapping process's potential safety hazard, improves the security.

Further, in this embodiment, the border department of bottom plate 1 is formed with a plurality of U-shaped holes 11, U-shaped hole 11 inwards extends certain degree of depth from the border department of bottom plate 1, U-shaped hole 11 runs through bottom plate 1 along the thickness direction, bottom plate 1 installs on the tapping machine through U-shaped hole 11, and concrete operation is, aligns each U-shaped hole 11 of bottom plate 1 with the hole site of the mounting hole on the tapping machine, then passes U-shaped hole 11 and mounting hole with the T shape bolt of looks adaptation to be connected bottom plate 1 with the tapping machine, and then will pneumatic quick tapping mounting fixture is used to the landing leg and installs on the tapping machine. Meanwhile, due to the long-strip-shaped structure of the U-shaped hole 11, the T-shaped bolt can be loosened, the position of the bottom plate 1 is adjusted in the front, back, left and right directions, the T-shaped bolt is locked after the bottom hole in the workpiece 5 is aligned with the screw tap of the tapping machine, so that the fixing clamp and the workpiece 5 are kept fixed, the bottom hole is centered during tapping, and the concentricity of tapping processing is guaranteed. The structure of the U-shaped hole 11 can facilitate fine adjustment of the position of the fixing clamp, so that the tapping machining precision is guaranteed.

Further, in this embodiment, the fixing base 2 includes:

two curb plates 21, two curb plates 21 are the flat board, and curb plate 21 is perpendicular to bottom plate 1, and two curb plates 21 are parallel arrangement relatively.

The panel 22 is a flat plate, the panel 22 is arranged above the two side plates 21 in parallel to the bottom plate 1, two ends of the panel 22 are respectively connected with the two side plates 21, and the panel 22 is used for supporting the workpiece 5.

The fixing seat 2 structure can stably support the supporting leg type workpiece 5, and is simple in structure and convenient to machine and assemble.

Furthermore, in the present embodiment, a plurality of positioning holes 221 for positioning the workpiece 5 are formed on the panel 22, the position and size of the positioning holes 221 can be designed according to the protruding structure of the specific tapped workpiece 5, and when the workpiece 5 is placed, the protruding structure of the workpiece 5 is inserted into the positioning holes 221, so that the relative position between the workpiece 5 and the fixing base 2 is fixed. The structure of the positioning hole 221 can facilitate the rapid installation and positioning of the workpiece 5, and can further improve the efficiency and precision of tapping processing.

Further, in this embodiment, the rotating clamping arm 3 is "L-shaped", the rotating clamping arm 3 includes a transfer shaft 31 and a clamping arm 32, the upper end of the transfer shaft 31 is connected to one end of the clamping arm 32, the transfer shaft 31 is perpendicular to the clamping arm 32, the transfer shaft 31 is a circular shaft, the rotary cylinder 4 is disposed below the rotating clamping arm 3, the lower end of the transfer shaft 31 is connected to the rotary shaft of the rotary cylinder 4, so that the transfer shaft 31 and the rotary shaft of the rotary cylinder 4 rotate synchronously, and the clamping arm 32 is driven to rotate. The clamping arms 32 are used for matching with the fixed seat 2 to clamp the workpiece 5 when entering above the fixed seat 2. Foretell rotation arm lock 3 structure can with revolving cylinder 4 stable connection, can press from both sides tight work piece 5 along with rotation process cooperation fixing base 2, and simple structure, the processing of being convenient for.

Furthermore, in this embodiment, the lower surface of the clamping arm 32 is covered with a rubber layer, which is soft, so as to avoid scratching the surface of the workpiece 5 when contacting the surface of the workpiece 5, and the rubber layer can also increase the relative friction between the clamping arm 32 and the workpiece 5, so that the workpiece 5 is more stably fixed.

Furthermore, in this embodiment, the lower edges of the two sides of the width direction of the clamping arm 32 are arc surfaces, which can facilitate the rotation of the clamping arm 32 from the side surface to the top of the workpiece 5 and the close attachment of the upper surface of the workpiece 5, so that the rotation process of the rotating clamping arm 3 is smoother.

Further, in this embodiment, the clamping arm 32 is movably connected to the adapting shaft 31, so that the height of the clamping arm 32 is adjustable, specifically, a through hole matched with the adapting shaft 31 is formed at the end of the clamping arm 32, the adapting shaft 31 is inserted into the through hole and is in clearance fit with the through hole, so that the clamping arm 32 can slide up and down relative to the adapting shaft 31, an external thread is tapped on the outer surface of the upper part of the adapting shaft 31, the upper side and the lower side of the clamping arm 32 are respectively locked and fixed by nuts, so that the height of the clamping arm 32 can be adjusted up and down when the nuts are loosened, and after the height is adjusted to a required height, the nuts are fixed, so that the position of the clamping arm 32 is fixed. The height of the clamping arm 32 is adjustable, and the height of the clamping arm 32 can be adjusted according to the shape and the thickness of the processed workpiece 5, so that the pneumatic fast tapping fixing clamp for the single supporting leg can process workpieces 5 with various shapes and specifications, and the applicability is wider.

Further, in this embodiment, the pneumatic fast tapping fixing clamp for the supporting leg further includes:

one end of the air pipe is communicated with the plurality of rotary cylinders 4, and the other end of the air pipe is communicated with an air source;

and the air valve is arranged on the air pipe and used for controlling the on-off of the air pipe so as to control the rotation of the rotary cylinder 4. The air valve can be a handle reversing valve, and the on-off of the air pipe can be controlled when the handle is pulled, so that the on-off of the four rotary cylinders 4 can be controlled, and the rotation and the reset of the rotary cylinders 4 can be controlled. The structure can synchronously control the rotation of the plurality of rotary cylinders 4 through the single air valve, and is simple in structure, convenient to operate and convenient to set.

Further, in this embodiment, revolving cylinder 4 turns to the cylinder for the right angle, the turned angle is 90 when turning to cylinder single action at the right angle, can set up the initial position of arm lock 32 to the position that is on a parallel with the length direction of work piece 5 when setting up, just can drive arm lock 32 to the length direction of perpendicular to work piece 5 when 4 single actions of revolving cylinder like this, arm lock 32 just can the top of entering into work piece 5 of maximum length compress tightly work piece 5 like this, it is firm to make arm lock 32 press from both sides the clamp to work piece 5, the stabilizer blade turns to the operation when cylinder is convenient for install and rotate, can make arm lock 32 press from both sides the clamp to work piece 5 firm simultaneously.

In the description of the present disclosure, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the present disclosure, and in the absence of a contrary explanation, these directional terms are not intended to indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present disclosure.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present disclosure.

Claims (10)

1. The utility model provides a landing leg is with pneumatic quick tapping mounting fixture which characterized in that includes:

a base plate;

the fixed seat is arranged on the bottom plate and used for placing a workpiece;

the two groups of rotating clamping arms are rotatably arranged on the bottom plate and are respectively positioned on two sides of the fixed seat; in a rotating stroke of one side of the rotating clamping arm close to the fixed seat, at least part of the rotating clamping arm rotates to the position above the fixed seat and is matched with the fixed seat to clamp a workpiece;

the rotary cylinders are arranged in a one-to-one correspondence mode with the rotary clamping arms, and the rotary cylinders are linked with the rotary clamping arms to drive the rotary clamping arms to rotate.

2. The pneumatic rapid tapping fixing jig for the leg as claimed in claim 1, wherein a plurality of U-shaped holes are formed at the edge of the base plate, and the base plate is installed on the tapping machine through the U-shaped holes.

3. The pneumatic quick-tapping fastening fixture for a leg of claim 1, wherein the anchor block comprises:

the two side plates are arranged in parallel relatively;

the panel is arranged above the two side plates, two ends of the panel are respectively connected with the two side plates, and the panel is used for supporting a workpiece.

4. The pneumatic rapid threading mounting fixture for legs of claim 3 wherein said face plate has a plurality of locating holes formed therein for locating a workpiece.

5. The pneumatic rapid tapping fixing clamp for supporting legs according to claim 1, wherein the rotating clamping arm is L-shaped, the rotating clamping arm comprises a transfer shaft and a clamping arm, one end of the transfer shaft, which is far away from the clamping arm, is connected with a rotating shaft of the rotating cylinder, and the clamping arm is used for matching with the fixing seat to clamp a workpiece.

6. The pneumatic rapid tapping attachment clamp for a leg of claim 5, wherein the lower surface of the clamp arm is covered with a rubber layer.

7. The pneumatic rapid tapping fixing clamp for the supporting leg as claimed in claim 5, wherein the lower edges of the two sides of the clamping arm in the width direction are arc surfaces.

8. The pneumatic rapid tapping fixing clamp for supporting legs of claim 5, wherein the clamping arms are movably connected with the adapter shaft, so that the height of the clamping arms can be adjusted.

9. The pneumatic quick-tapping fastening fixture for a leg of claim 1, further comprising:

one end of the air pipe is communicated with the plurality of rotary air cylinders, and the other end of the air pipe is communicated with an air source;

and the air valve is arranged on the air pipe and used for controlling the on-off of the air pipe so as to control the rotation of the rotary air cylinder.

10. The pneumatic rapid tapping mounting fixture for legs of claims 1 or 9 wherein the rotary cylinder is a right angle steering cylinder.

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