CN217530873U

CN217530873U - Weight clamping mechanical gripper for metrological verification work

Info

Publication number: CN217530873U
Application number: CN202221159916.8U
Authority: CN
Inventors: 王海东; 魏海涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-04
Anticipated expiration: 2032-05-16

Abstract

The utility model belongs to the technical field of the metrological verification and specifically relates to a weight centre gripping gripper for metrological verification work is related to, including the installing frame, the driving groove has been seted up to the inboard outer wall in bottom of installing frame, and the inboard outer wall in installing frame top has seted up the spout, the installing frame is located driving groove center department and rotates and be connected with drive screw, and installing frame one end inner wall installs driving motor, the driving motor output shaft all installs bevel gear with drive screw near one end each other, and drive screw outer wall threaded connection has the spiro union subassembly, sliding connection has the sliding block in the spout. The utility model discloses an installing frame, rotary disk, driving motor and rotating motor realize, and installing frame cooperation driving motor and drive screw remove the supporting rod, and the rotatory motor cooperation worm wheel in the rotary disk and the rotatory supporting rod of worm are convenient for remove, are convenient for accomodate, and the two sides work of being convenient for, the centre gripping of being convenient for is convenient for, convenient to use goes up and down.

Description

Weight clamping mechanical gripper for metrological verification work

Technical Field

The utility model relates to a metrological verification technical field especially relates to a weight centre gripping manipulator claw for metrological verification work.

Background

Metrological verification plays a very important role in metrological operations. It is an important measure for unifying the quantity value and ensuring the accuracy and consistency of the measuring instrument; is an important form for carrying out quantity value transmission or quantity value tracing; the method is an important condition for providing measurement guarantee for national economic construction, and is a means for implementing national supervision on national measurement. It is the most important practical application of metrology and is also the most basic task of the metrology department;

through the retrieval of patents: a weight centre gripping manipulator claw (202120320686.8) for metrological verification work, this patent can be applicable to the weight of different diameters, makes the carriage release lever slide on leading to the groove through actuating mechanism, adjusts the distance between carriage release lever and the passive pole, locking weight, but the device's home range is limited, and the object that the weight need be used after the weight is pressed from both sides gets up cooperates the device, and not the device cooperation instrument uses the weight, and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a weight clamping mechanical gripper for metrological verification work.

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

the utility model provides a weight centre gripping manipulator claw for metrological verification work, includes the installing frame, the driving groove has been seted up to the inboard outer wall in bottom of installing frame, and the inboard outer wall in installing frame top has seted up the spout, the installing frame is located driving groove center department and rotates and be connected with drive screw, and installing frame one end inner wall installs driving motor, the drive motor output shaft all installs bevel gear near one end with drive screw each other, and drive screw outer wall threaded connection has the spiro union subassembly, sliding connection has the sliding block in the spout, and one side outer wall that sliding block and spiro union subassembly are close to each other rotates and is connected with elevation structure, elevation structure outer wall slides there is the centre gripping subassembly.

Preferably, the lifting structure comprises a lifting cylinder, a lifting screw rotatably connected to the inner wall of the center of the lifting cylinder, a lifting motor arranged at the bottom of the outer wall of one side of the lifting cylinder, a protective shell arranged at the position, located at the lifting motor, of the lifting cylinder, a transmission gear sleeved at the bottom ends of an output shaft of the lifting motor and the lifting screw, a lifting hole formed in the outer wall of one side of the lifting cylinder, and a central shaft welded at the center of the outer wall of the bottom of the lifting cylinder.

Preferably, the outer wall of the bottom of the lifting cylinder is located at the transmission gear and is provided with a transmission hole, the transmission gear is meshed with the transmission hole, the outer wall of the protective shell and the installation frame are located at the driving motor and are provided with heat dissipation holes, and the top end of the lifting cylinder is rotatably connected to the outer wall of the bottom of the sliding block.

Preferably, the spiro union subassembly includes threaded connection at the thread piece of drive screw outer wall, the welding at the rotary disk of thread piece top outer wall, installs the rotating motor at rotary disk one side inner wall and cup joints the worm wheel at the center pin outer wall, and the top outer wall center department of rotary disk has seted up the through-hole, and the bottom of center pin is passed through the through-hole and is rotated the connection in rotary disk bottom inner wall center department, and rotating motor output shaft has the worm, worm and worm wheel meshing.

Preferably, the centre gripping subassembly includes threaded connection at the spiro union piece of lifting screw outer wall, welding at spiro union piece one side outer wall go-between, install the centre gripping box at go-between one end outer wall, set up the centre gripping hole at centre gripping box one side outer wall top, rotate the two-way screw rod of installing at the centre gripping box inner wall, threaded connection at the holding rod of two-way screw rod both ends outer wall, set up the centre gripping recess that is close to one side outer wall each other in holding rod one end and install the centre gripping motor at centre gripping box bottom inner wall.

Preferably, the outer walls of the output shaft of the clamping motor and one end of the bidirectional screw rod are respectively sleeved with a clamping gear, the clamping gears are meshed with each other, and the outer wall of one side of the connecting ring is connected in the lifting hole in a sliding mode.

Preferably, the clamping motor, the rotating motor, the driving motor and the lifting motor are connected with a switch through wires, and the switch is connected with a power supply through wires.

The utility model has the advantages that:

1. the clamping device is realized by an installation frame, a rotating disk, a driving motor and a rotating motor, the installation frame is matched with the driving motor and a driving screw rod to move a clamping rod, the rotating motor in the rotating disk is matched with a worm wheel and a worm to rotate the clamping rod, and the clamping device is convenient to move, store and work on two sides;

2. through elevator motor, go-between, centre gripping box and supporting rod realization, elevator motor drives the centre gripping box through drive gear and reciprocates, and the centre gripping motor drives the supporting rod through centre gripping gear and centre gripping screw rod and is close to each other, and the supporting rod cooperation centre gripping recess carries out the centre gripping, and the centre gripping of being convenient for is convenient for go up and down, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a weight-holding gripper for metrological verification according to the present invention;

fig. 2 is a schematic diagram of a partially enlarged structure of a weight-clamping gripper for metrological verification according to the present invention;

fig. 3 is a schematic view of a connection ring structure of a weight-holding gripper for metrological verification according to the present invention;

fig. 4 is the utility model provides a centre gripping box expansion structure sketch map of weight centre gripping manipulator claw for metrological verification work.

In the figure: the device comprises a mounting frame 1, a driving groove 2, a sliding groove 3, a driving screw rod 4, a driving motor 5, a screwing component 6, a sliding block 7, a lifting structure 8, a clamping component 9, a lifting cylinder 10, a lifting screw rod 11, a lifting motor 12, a transmission gear 13, a protective shell 14, a lifting hole 15, a central shaft 16, a rotating disc 17, a rotating motor 18, a worm gear 19, a screwing block 20, a connecting ring 21, a clamping box 22, a clamping hole 23, a bidirectional screw rod 24, a clamping motor 25, a clamping gear 26, a clamping rod 27 and a clamping groove 28.

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.

Example 1:

referring to fig. 1-2, a weight clamping mechanical gripper for metrological verification work comprises a mounting frame 1, a driving groove 2 is formed in the outer wall of the inner side of the bottom of the mounting frame 1, a sliding groove 3 is formed in the outer wall of the inner side of the top of the mounting frame 1, a driving screw 4 is rotatably connected to the mounting frame 1 at the center of the driving groove 2, a driving motor 5 is mounted on the inner wall of one end of the mounting frame 1, bevel gears are respectively mounted at one ends, close to each other, of an output shaft of the driving motor 5 and the driving screw 4, a threaded connection component 6 is connected to the outer wall of the driving screw 4 in a threaded manner, a sliding block 7 is slidably connected in the sliding groove 3, a lifting structure 8 is rotatably connected to the outer wall of one side, close to each other, of the sliding block 7 and the threaded connection component 6, and a clamping component 9 is slidably connected to the outer wall of the lifting structure 8; the driving motor 5 drives the driving screw rod 4 to rotate through a bevel gear, and the screw joint component 6 is matched with the sliding block 7 and is provided with the lifting cylinder 10 to be connected in the driving groove 2 and the sliding groove 3 in a sliding mode;

the screw connection component 6 comprises a thread block in threaded connection with the outer wall of the driving screw rod 4, a rotating disk 17 welded on the outer wall of the top of the thread block, a rotating motor 18 installed on the inner wall of one side of the rotating disk 17 and a worm wheel 19 sleeved on the outer wall of the top of the central shaft 16, a through hole is formed in the center of the outer wall of the top of the rotating disk 17, the bottom end of the central shaft 16 is rotatably connected to the center of the inner wall of the bottom of the rotating disk 17 through the through hole, a worm is connected to an output shaft of the rotating motor 18, and the worm is meshed with the worm wheel 19; the rotation motor 18 rotates the lift cylinder 10 by 90 degrees by means of a worm engaging a worm gear 19 on the central shaft 16.

Example 2:

referring to fig. 1 and fig. 3-4, the lifting structure 8 comprises a lifting cylinder 10, a lifting screw 11 rotatably connected to the inner wall of the center of the lifting cylinder 10, a lifting motor 12 installed at the bottom of the outer wall of one side of the lifting cylinder 10, a protective shell 14 installed at the lifting cylinder 10 and located at the lifting motor 12, a transmission gear 13 sleeved on the output shaft of the lifting motor 12 and the bottom end of the lifting screw 11, a lifting hole 15 formed in the outer wall of one side of the lifting cylinder 10, and a central shaft 16 welded at the center of the outer wall of the bottom of the lifting cylinder 10; the transmission hole is formed in the outer wall of the bottom of the lifting cylinder 10 and located at the transmission gear 13, the transmission gear 13 is meshed with each other, the heat dissipation holes are formed in the outer wall of the protective shell 14 and the position, where the mounting frame 1 is located, of the driving motor 5 respectively, and the top end of the lifting cylinder 10 is rotatably connected to the outer wall of the bottom of the sliding block 7; the lifting motor 12 drives the lifting screw rod 11 to rotate through the transmission gear 13, so that the screw connection block 20 moves up and down under the limit of the connection ring 21 and the lifting hole 15;

the clamping assembly 9 comprises a threaded connection block 20 in threaded connection with the outer wall of the lifting screw rod 11, a connection ring 21 welded on the outer wall of one side of the threaded connection block 20, a clamping box 22 installed on the outer wall of one end of the connection ring 21, a clamping hole 23 formed in the top of the outer wall of one side of the clamping box 22, a bidirectional screw rod 24 rotatably installed on the inner wall of the clamping box 22, clamping rods 27 in threaded connection with the outer walls of two ends of the bidirectional screw rod 24, clamping grooves 28 formed in one end of each clamping rod 27 and close to the outer wall of one side, and a clamping motor 25 installed on the inner wall of the bottom of the clamping box 22, clamping gears 26 are respectively sleeved on the outer walls of the output shaft of the clamping motor 25 and one end of the bidirectional screw rod 24 and are meshed with each other, and the outer wall of one side of the connection ring 21 is slidably connected in the lifting hole 15; the clamping motor 25 is matched with the clamping gear 26 to drive the clamping rods 27 to approach each other, and the clamping groove 28 at one end of the clamping rods 27 clamps the circular disc at the top end of the weight;

the clamping motor 25, the rotating motor 18, the driving motor 5 and the lifting motor 12 are connected with a switch through wires, and the switch is connected with a power supply through wires.

The working principle is as follows: install the installing frame 1 in the middle of the desk or on other positions, the state of accomodating is shown in fig. 1, start the rotating motor 18 through the switch during use, the rotating motor 18 cooperates worm wheel 19 on the center pin 16 through the worm and then rotates lifting cylinder 10 90 degrees, holding rod 27 faces the staff, can work at installing frame 1 both sides, start driving motor 5, driving motor 5 drives drive screw 4 through bevel gear and rotates, spiro union subassembly 6 cooperates this lifting cylinder 10 sliding connection of this lifting cylinder 10 of sliding block 7 area in drive slot 2 and spout 3, move lifting cylinder 10 to the position of weight, start elevator motor 12, elevator motor 12 drives lifting screw 11 through drive gear 13 and rotates, make spiro union piece 20 reciprocate under go-between 21 and lifting hole 15 spacing, drive weight 27 descend and be close to the weight, start centre gripping motor 25, centre gripping motor 25 cooperates centre gripping gear 26 to drive holding rod 27 and be close to each other, the centre gripping recess 28 of holding rod 27 one end cliies the circular disk on top of weight or cliies the weight outer wall with the holding rod, can clip the weight, start again the required centre gripping motor 12 and drive motor 5 to move holding rod 25 again, loosen again.

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. The utility model provides a weight centre gripping manipulator claw for metrological verification work, includes installing frame (1), its characterized in that, driving groove (2) have been seted up to the inboard outer wall in bottom of installing frame (1), and installing frame (1) top inboard outer wall has seted up spout (3), installing frame (1) is located driving groove (2) center department and rotates and be connected with driving screw (4), and installing frame (1) one end inner wall installs driving motor (5), driving motor (5) output shaft and driving screw (4) are close to one end each other and all install bevel gear, and driving screw (4) outer wall threaded connection has spiro union subassembly (6), sliding connection has sliding block (7) in spout (3), and sliding block (7) and spiro union subassembly (6) one side outer wall rotation that is close to each other are connected with elevation structure (8), elevation structure (8) outer wall slides there is centre gripping subassembly (9).

2. The weight clamping gripper for metrological verification work as claimed in claim 1, wherein said lifting structure (8) comprises a lifting cylinder (10), a lifting screw (11) rotatably connected to the inner wall of the center of the lifting cylinder (10), a lifting motor (12) mounted at the bottom of the outer wall of one side of the lifting cylinder (10), a protective shell (14) mounted at the position of the lifting motor (12) of the lifting cylinder (10), a transmission gear (13) sleeved at the output shaft of the lifting motor (12) and the bottom end of the lifting screw (11), a lifting hole (15) formed in the outer wall of one side of the lifting cylinder (10), and a central shaft (16) welded at the center of the outer wall of the bottom of the lifting cylinder (10).

3. The weight clamping mechanical gripper for the metrological verification work as claimed in claim 2, wherein the outer wall of the bottom of the lifting cylinder (10) is provided with a transmission hole at the position of the transmission gear (13), the transmission gear (13) is meshed with each other, the outer wall of the protective shell (14) and the mounting frame (1) are provided with heat dissipation holes at the position of the driving motor (5), and the top end of the lifting cylinder (10) is rotatably connected to the outer wall of the bottom of the sliding block (7).

4. The weight clamping mechanical gripper for the metrological verification work as claimed in claim 1, wherein the screw connection component (6) comprises a screw block in threaded connection with the outer wall of the driving screw (4), a rotary disk (17) welded on the outer wall of the top of the screw block, a rotary motor (18) installed on the inner wall of one side of the rotary disk (17) and a worm wheel (19) sleeved on the outer wall of the central shaft (16), a through hole is formed in the center of the outer wall of the top of the rotary disk (17), the bottom end of the central shaft (16) is rotatably connected to the center of the inner wall of the bottom of the rotary disk (17) through the through hole, the output shaft of the rotary motor (18) is connected with a worm, and the worm is meshed with the worm wheel (19).

5. The weight clamping gripper for the metrological verification work as claimed in claim 1, wherein said clamping assembly (9) comprises a screw connection block (20) screwed on the outer wall of the lifting screw (11), a connection ring (21) welded on the outer wall of one side of the screw connection block (20), a clamping box (22) mounted on the outer wall of one end of the connection ring (21), a clamping hole (23) formed in the top of the outer wall of one side of the clamping box (22), a bidirectional screw (24) rotatably mounted on the inner wall of the clamping box (22), clamping rods (27) screwed on the outer walls of the two ends of the bidirectional screw (24), clamping grooves (28) formed in one ends of the clamping rods (27) and close to the outer wall of one side of each other, and a clamping motor (25) mounted on the inner wall of the bottom of the clamping box (22).

6. The weight clamping gripper for the metrological verification work as claimed in claim 5, wherein the clamping gear (26) is sleeved on the outer wall of the output shaft of the clamping motor (25) and the outer wall of one end of the bidirectional screw (24), the clamping gears (26) are meshed with each other, and the outer wall of one side of the connecting ring (21) is slidably connected in the lifting hole (15).

7. The weight-holding gripper for use in metrological verification work as claimed in claim 5 wherein said holding motor (25), rotary motor (18), drive motor (5) and lift motor (12) are connected by wires to a switch and the switch is connected by wires to a power supply.