CN213531646U

CN213531646U - Nut processing fixture

Info

Publication number: CN213531646U
Application number: CN202021035117.0U
Authority: CN
Inventors: 李志文
Original assignee: Huizhou Suming Hardware Screw Co ltd
Current assignee: Huizhou Suming Hardware Screw Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-06-25
Anticipated expiration: 2030-06-08

Abstract

The utility model provides a nut processing fixture, include: the device comprises a base, a motor connecting rod, a nut base, a nut fixing ring, a fixing hole, an arc-shaped plate, a threaded rod, a clamping ring, a short clamping ring rod, an upper saw blade rod, a long clamping ring rod, a lower saw blade rod, a clamping ring rod movable groove, an adjusting plate, an arc-shaped cavity, an arc-shaped spring, an arc-shaped rod, a clamping cavity, a clamping spring, a clamping straight rod, a clamping shaft, a clamping plate, a clamping belt, a telescopic shaft, sawteeth and a base inner cavity, wherein the arc-shaped plate is an arc-shaped metal plate, the radian circle center of the metal plate is the same as that of the ring nut fixing ring, a threaded opening is formed in the arc-shaped plate, accessible rotation combines fixedly, also accessible rotation part, and the grip block is close to the centre gripping axle head and is fixed with the centre gripping area, and the centre gripping area is the soft plastics material, for the rectangle thin slice, centre gripping area both ends respectively with two grip block fixed connection.

Description

Nut processing fixture

Technical Field

The utility model relates to a hardware processing equipment technical field, specificly relate to a nut processing fixture.

Background

With the development of the current science and technology, the requirements on the shape and the precision of parts in production are higher and higher; in the existing various devices and products, the nut is visible everywhere; the self-fastening nut is a nut applied to a thin plate or a metal plate, is circular in shape, and is provided with embossing teeth and a guide groove at one end, so that the back of the plate is kept completely embedded and flat by the aid of the pressure riveting nut; rivet pressing nut is in the course of working, need earlier carry out drilling operation to nut spare, carry out finish machining operation again, no matter be drilling or the in-process of finish machining operation, all need carry out spacing fixed to nut spare earlier, make nut spare be in the state of fixing, just be convenient for subsequent processing operation, current fixing device is relatively poor to the steadiness of nut spare, the processing cutter is in the not hard up condition of nut spare of taking place in man-hour to nut spare screw tapping, cause the damage of processing cutter and nut spare self very easily, it goes on to influence processing work.

Based on the above description, and retrieve an application number: CN 201920920690.0's utility model patent, a can prevent clamping device is used in processing of nut is riveted to pressure that skids, its characterized in that: the novel base comprises a base body (1), a fixed block (2), a moving block (3), a first extrusion plate (4), a second extrusion plate (5) and a third extrusion plate (6) … …, wherein the second extrusion plate (5) is arranged in an arc-shaped structure, the second extrusion plate (5) and the first extrusion plate (4) are concentric circles, and electric push rods (13) are fixedly connected to the inner walls of the left side and the right side of the base body (1).

After retrieval and analysis, the conventional clamping mechanism has the problem that the conventional clamping mechanism cannot deal with the unusual nuts such as the quadrangular nut and the pentagonal nut, and therefore further research needs to be carried out on the basis of the clamping mechanism to provide the nut processing clamping mechanism.

SUMMERY OF THE UTILITY MODEL

1. The utility model aims at solving the technical problem who proposes in the above-mentioned background art, provide a nut processing fixture, include: base, motor connecting rod, nut base, nut retainer plate, fixed orifices, arc, threaded rod, clamping ring, short centre gripping circle pole, go up the saw blade pole, long centre gripping circle pole, saw blade pole down, centre gripping circle pole movable slot, adjusting plate, arc chamber, arc spring, arc, centre gripping chamber, centre gripping spring, centre gripping straight-bar, centre gripping axostylus axostyle, centre gripping axle, grip block, holding belt, telescopic shaft, sawtooth, base inner chamber, its characterized in that: the clamping mechanism is fixedly connected with the central point right above the base by a cake-shaped nut base, a circular nut fixing ring is fixedly connected right above the nut base, a plurality of fixing holes are uniformly arranged on the nut fixing ring at equal intervals, one end of a threaded rod is movably connected with the fixing holes, the other end of the threaded rod passes through the fixing holes and is fixedly connected with the center of a cuboid adjusting plate, an arc-shaped cavity and a clamping cavity are dug in the adjusting plate, an arc-shaped spring is arranged in the clamping cavity, two ends of the arc-shaped spring are respectively and fixedly connected with one end of the arc-shaped rod, the other end of the arc-shaped rod is fixedly connected with the back of the clamping plate, the clamping plates are mutually connected and combined into a V shape through clamping shaft rods, the upper end and the lower end of a clamping shaft are symmetrically and fixedly connected with a clamping shaft rod, the side surface of the clamping shaft is, outside the nut retainer plate, including two semicircle clamping rings clamp the nut retainer plate, with the contact of the arc outside, the perpendicular lower extreme of mid point of every semicircle clamping ring respectively with short clamping ring pole and long clamping ring pole fixed connection, short clamping ring pole and long clamping ring pole are perpendicular downwards through clamping ring pole movable slot, reach the base inner chamber, go up saw blade pole and the perpendicular fixed connection of short clamping ring pole, go up saw blade pole and saw blade pole down with the telescopic shaft clamp wherein, epaxial sawtooth of telescopic shaft and last sawtooth staggered connection, there is a motor external power supply base side, motor one side fixedly connected with motor connecting rod.

Preferably, the arc is the arc metal sheet, and the metal sheet radian centre of a circle is the same with ring nut retainer plate, offers the screw thread opening on the arc, and the arc is with concave surface and threaded rod contact, through threaded connection, and the accessible is rotatory to be combined fixedly, also accessible rotation part.

Preferably, the outer wall of the threaded rod is in overlook circular shape and the overlook circular radius of the nut base is the same, the nut fixing ring is equidistantly provided with a fixing hole, the fixing hole is provided with a hole inner wall which is threaded, the hole radius is the same as that of the threaded rod, and the threaded rod is fixedly connected with the fixing hole through threads.

Preferably, the centre of a circle of arc chamber, arc spring, arc pole is the same, arc spring both ends and arc pole fixed connection, the arc pole other end and grip block fixed connection, be central symmetry between two grip blocks, grip block one end and grip spring fixed connection, the other end and cylinder centre gripping axle side fixed connection, two centre gripping axostylus axostyles of both ends fixed connection about the centre gripping axle, grip block and centre gripping axostylus axostyle fixed connection.

Preferably, the clamping plate is fixed with a clamping belt near the clamping shaft end, the clamping belt is made of soft plastics and is a rectangular sheet, and two ends of the clamping belt are fixedly connected with the two clamping plates respectively.

Preferably, the widths of the short clamping ring rod, the upper saw blade rod, the long clamping ring rod and the lower saw blade rod are the same, the widths of the movable grooves of the clamping ring rods are the same, the widths of the inner cavities of the bases are also the same, saw teeth parallel to the cylindrical shaft are uniformly distributed on the side surface of the cylindrical telescopic shaft, and the saw teeth and the lower saw blade rod are mutually meshed.

Has the advantages that:

the clamping jaw device is suitable for nuts with various sizes and models, a plurality of fixing holes are formed in the nut fixing ring, the adjusting plate, the arc-shaped cavity, the arc-shaped spring, the arc-shaped rod, the clamping cavity, the clamping spring, the clamping straight rod, the clamping shaft, the clamping plate and the clamping belt are combined to form the clamping jaw device, and the clamping jaw devices can be installed on the nut fixing ring through the combination of the threaded rod and the arc-shaped plate and can adapt to nuts with various angles; and the motor drives the clamping ring to be close to the clamping ring, so that the clamping ring can be pushed to drive the clamping ring to adapt to nuts of different sizes.

Drawings

Fig. 1 is a schematic view of the top view structure of the present invention.

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the gripper apparatus of the present invention;

FIG. 4 is a schematic view showing the structural relationship between the clamping plate and the clamping shaft lever of the present invention;

FIG. 5 is a structural relationship diagram of the clamp ring, the clamp ring rod, the saw blade rod and the telescopic shaft of the present invention;

FIG. 6 is a schematic view of the structure of the telescopic shaft and the motor of the present invention;

FIGS. 1 to 6: a base-1, a motor-2, a motor connecting rod-201, a nut base-3, a nut fixing ring-4, a fixing hole-401, an arc-shaped plate-5, a threaded rod-501, a clamping ring-6, a short clamping ring rod-601 a, an upper saw blade rod-602 a, a long clamping ring rod-601 b, a lower saw blade rod-602 b, a clamping ring rod movable groove-603, an adjusting plate-7, an arc-shaped cavity-701, an arc-shaped spring-702, an arc-shaped rod-8, a clamping cavity-801, a clamping spring-802, a clamping straight rod-803, a clamping shaft rod-803 a, a clamping shaft-803 b, a clamping plate-804, a clamping belt-805, a telescopic shaft-9, a sawtooth-901 and a base inner cavity-10,

Detailed Description

Referring to fig. 1 to 6, in an embodiment of the present invention, a nut processing clamping mechanism includes: the clamping mechanism is characterized by comprising a base 1, a motor 2, a motor connecting rod 201, a nut base 3, a nut fixing ring 4, fixing holes 401, an arc-shaped plate 5, a threaded rod 501, a clamping ring 6, a short clamping ring rod 601a, an upper saw blade rod 602a, a long clamping ring rod 601b, a lower saw blade rod 602b, a clamping ring rod movable groove 603, an adjusting plate 7, an arc-shaped cavity 701, an arc-shaped spring 702, an arc-shaped rod 8, a clamping cavity 801, a clamping spring 802, a clamping straight rod 803, a clamping shaft 803a, a clamping shaft 803b, a clamping plate 804, a clamping belt 805, a telescopic shaft 9, sawteeth 901 and a base inner cavity 10, wherein the clamping mechanism is formed by fixedly connecting the cake-shaped nut base 3 to a central point right above the base 1, fixedly connecting the nut fixing ring 4 right above the nut base 3, uniformly forming a plurality of fixing holes 401 at equal intervals on the ring of the nut fixing ring 4, one end of the threaded rod 501 is movably connected with the fixing, an arc cavity 701 and a clamping cavity 801 are dug in the adjusting plate 7, an arc spring 702 is arranged in the clamping cavity 801, two ends of the arc spring 702 are respectively and fixedly connected with one end of an arc rod 8, the other end of the arc rod 8 is respectively and fixedly connected with the back of a clamping plate 804, the clamping plates 804 are mutually connected and combined into a V shape through a clamping shaft rod 803a, the upper end and the lower end of a clamping shaft 803b are symmetrically and fixedly connected with a clamping shaft rod 803a, the side surface of the clamping shaft 803b is fixedly connected with one end of a clamping straight rod 803, one end of the clamping straight rod 803 is fixedly connected with a clamping spring 802, the clamping spring 802 is inserted into the clamping cavity 801 and is fixedly connected with the bottom of the clamping cavity 801, two semicircular clamping rings 6 clamp a nut fixing ring 4 in and are contacted with the outer side of the arc plate 5, the vertical lower end of the midpoint of each semicircular clamping ring 6 is respectively and fixedly connected with a short, the short clamping ring rod 601a and the long clamping ring rod 601b vertically pass through the clamping ring rod movable groove 603 downwards to reach the inner cavity 10 of the base, the upper saw blade rod 602a is vertically and fixedly connected with the short clamping ring rod 601a, the upper saw blade rod 602a and the lower saw blade rod 602b clamp the telescopic shaft 9 in the inner cavity, sawteeth on the telescopic shaft 9 are connected with the upper sawteeth 901 in a staggered mode, the side face of the base 1 is provided with a motor 2 external power supply, and one side of the motor 2 is fixedly connected with a motor connecting rod 201.

Preferably, arc 5 is the arc metal sheet, and the metal sheet radian centre of a circle is the same with ring nut retainer plate 4, sets up the screw thread opening on the arc 5, and arc 5 uses concave surface and threaded rod 501 contact, through threaded connection, and the accessible is rotatory to be combined fixedly, also can be through rotatory separately, and the centre gripping after the clamping ring 6 that can be convenient for of arc 5 structure tightens up is smooth and easy.

Preferably, the outer wall of the threaded rod 501 is in a circular shape when being overlooked and has the same radius as the overlooked circular shape of the nut base 3, the nut fixing ring 4 is provided with the fixing hole 401 at equal distance, the fixing hole 401 is provided with a hole inner wall with threads, the hole radius is the same as the threaded rod 501, the threaded rod 501 is fixedly connected with the fixing hole 401 through the threads, and the structures of the threaded rod 501 and the fixing hole 401 enable the clamping plate 804 and the clamping belt 805 to freely draw the clamping nut to the center.

Preferably, arc chamber 701, arc spring 702, the centre of a circle of arc pole 8 is the same, arc spring 702 both ends and 8 fixed connection of arc pole, the 8 other ends of arc pole and grip block 804 fixed connection, be central symmetry between two grip blocks 804, grip block 804 one end and clamping spring 802 fixed connection, the other end and cylinder centre gripping axle 803b side fixed connection, two centre gripping axostylus axostyles 803a of both ends fixed connection about centre gripping axle 803b, grip block 804 and centre gripping axostylus axostyle 803a fixed connection, multiple spring structure, let it can adapt to not equidimension, the nut of different grade type.

Preferably, the clamping plate 804 is fixed with a clamping strip 805 near the clamping shaft 803b, the clamping strip 805 is made of soft plastic and is a rectangular sheet, two ends of the clamping strip 805 are respectively fixedly connected with the two clamping plates 804, the clamping plates 804 are used for limiting the approximate position of the nut, and the clamping strip 805 is used for tightly attaching and fixing the nut.

Preferably, the widths of the short clamping ring rod 601a, the upper saw blade rod 602a, the long clamping ring rod 601b and the lower saw blade rod 602b are the same, the widths of the clamping ring rod movable grooves 603 are the same, the width of the base inner cavity 10 is also the same, saw teeth 901 parallel to the cylindrical shaft are uniformly distributed on the side surface of the cylindrical telescopic shaft 9, the saw teeth 901 and the lower saw blade rod 602b are mutually meshed, when the telescopic shaft 9 is driven by the motor 2, the upper saw blade rod 602a and the upper saw blade rod 602a are driven, the clamping rings 6 are mutually close to or far away from each other, and the structure can freely adjust the distance between the clamping rings 6.

The working principle is as follows:

during the use, place the nut in nut base 3 center, open motor 2 power, motor 2 rotates, conduct to telescopic shaft 9 through motor connecting rod 201, telescopic shaft 9 rotates, sawtooth 901 drives saw blade pole 602a and saw blade pole 602b relative motion down on the telescopic shaft 9, long clamping ring pole 601b and short clamping ring pole 601a drive clamping ring 6 and are close to each other, clamping ring 6 extrusion clamping ring 6 draws close inwards, also drive the clamping jaw device and draw close to the nut inwards simultaneously, until clamping jaw device and nut contact back, grip block 804 begins to hug closely the nut, arc spring 702 and clamping spring 802 strengthen the clamping-force way to the nut simultaneously, play fixed effect, the clamping band 805 tightly wraps up the nut simultaneously, further fixes the nut, the processing of the nut of being convenient for.

Claims

1. A nut machining fixture, comprising: base (1), motor (2), motor connecting rod (201), nut base (3), nut retainer plate (4), fixed orifices (401), arc (5), threaded rod (501), grip ring (6), short grip ring pole (601a), go up saw blade pole (602a), long grip ring pole (601b), saw blade pole (602b) down, grip ring pole movable groove (603), adjusting plate (7), arc chamber (701), arc spring (702), arc pole (8), centre gripping chamber (801), centre gripping spring (802), centre gripping straight-bar (803), centre gripping axostylus axostyle (803a), centre gripping axle (803b), grip plate (804), centre gripping area (805), telescopic shaft (9), sawtooth (901), base inner chamber (10), its characterized in that: the clamping mechanism is characterized in that a cake-shaped nut base (3) is fixedly connected with the central point right above a base (1), a circular nut fixing ring (4) is fixedly connected with the right upper side of the nut base (3), a plurality of fixing holes (401) are uniformly formed in a circular ring of the nut fixing ring (4) at equal intervals, one end of a threaded rod (501) is movably connected with the fixing holes (401), the other end of the threaded rod passes through the fixing holes (401) and is fixedly connected with the center of a cuboid adjusting plate (7), an arc-shaped cavity (701) and a clamping cavity (801) are dug in the adjusting plate (7), an arc-shaped spring (702) is arranged in the clamping cavity (801), two ends of the arc-shaped spring (702) are respectively and fixedly connected with one end of an arc-shaped rod (8), the other end of the arc-shaped rod (8) is fixedly connected with the back of the clamping plate (804), the clamping plates (804) are mutually connected and combined into a V shape through clamping shaft rods, the side surface of a clamping shaft (803b) is fixedly connected with one end of a clamping straight rod (803), one end of the clamping straight rod (803) is fixedly connected with a clamping spring (802), the clamping spring (802) is inserted into a clamping cavity (801) and is fixedly connected with the bottom of the clamping cavity (801), two semicircular clamping rings (6) outside the nut fixing ring (4) clamp the nut fixing ring (4) in and contact with the outer side of an arc-shaped plate (5), the vertical lower end of the middle point of each semicircular clamping ring (6) is respectively and fixedly connected with a short clamping ring rod (601a) and a long clamping ring rod (601b), the short clamping ring rod (601a) and the long clamping ring rod (601b) vertically downwards pass through a clamping ring rod movable groove (603) and reach the inner cavity (10) of a base, an upper saw blade rod (602a) and the short clamping ring rod (601a) are vertically and fixedly connected, and an upper saw blade rod (602a) and a lower saw blade rod (602b) clamp a telescopic shaft (9) therein, sawtooth and last sawtooth (901) cross connection on telescopic shaft (9), base (1) side have a motor (2) external power supply, motor (2) one side fixedly connected with motor connecting rod (201).

2. The nut processing fixture of claim 1, further comprising: arc (5) are the arc metal sheet, and the metal sheet radian centre of a circle is the same with ring nut retainer plate (4), sets up threaded opening on arc (5), and arc (5) contact with concave surface and threaded rod (501), through threaded connection, the accessible is rotatory to be combined fixedly, also can separate through the rotation.

3. The nut processing fixture of claim 2, wherein: the outer wall of the threaded rod (501) is overlooked circularly and has the same overlooking circular radius as the nut base (3), the nut fixing ring (4) is equidistantly provided with the fixing hole (401), the inner wall of the hole is provided with threads in the fixing hole (401), the radius of the hole is the same as that of the threaded rod (501), and the threaded rod (501) is fixedly connected with the fixing hole (401) through the threads.

4. The nut processing fixture of claim 1, further comprising: the centre of a circle of arc chamber (701), arc spring (702), arc pole (8) is the same all, arc spring (702) both ends and arc pole (8) fixed connection, the arc pole (8) other end and grip block (804) fixed connection, be central symmetry between two grip blocks (804), grip block (804) one end and grip spring (802) fixed connection, the other end and cylinder centre gripping axle (803b) side fixed connection, two centre gripping axostylus axostyle (803a) of both ends fixed connection about centre gripping axle (803b), grip block (804) and centre gripping axostylus axostyle (803a) fixed connection.

5. The nut processing fixture of claim 4, wherein: and clamping belts (805) are fixed on the clamping plates (804) close to the clamping shafts (803b), the clamping belts (805) are made of soft plastics and are rectangular sheets, and two ends of each clamping belt (805) are fixedly connected with the two clamping plates (804) respectively.

6. The nut processing fixture of claim 1, further comprising: the width of the short clamping ring rod (601a), the width of the upper saw blade rod (602a), the width of the long clamping ring rod (601b) and the width of the lower saw blade rod (602b) are the same, the width of the clamping ring rod movable groove (603) is the same, the width of the base inner cavity (10) is also the same, saw teeth (901) parallel to the cylindrical shaft are uniformly distributed on the side surface of the cylindrical telescopic shaft (9), and the saw teeth (901) and the lower saw blade rod (602b) are mutually meshed.