CN218226285U

CN218226285U - Workpiece detection clamping tool

Info

Publication number: CN218226285U
Application number: CN202222424161.6U
Authority: CN
Inventors: 高波; 祝伟
Original assignee: Zhejiang Bailey Tools Co ltd
Current assignee: Zhejiang Bailey Tools Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-06
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a work piece detects centre gripping frock, including base and install bin, be equipped with the master gear in the install bin, the master gear is connected through first bull stick and install bin inner wall rotation, be equipped with the motor on the install bin, be equipped with from the gear in the install bin, quantity from the gear is provided with four groups, be symmetric distribution from the gear, it is connected with the install bin rotation through the second bull stick from the gear, the second bull stick runs through the install bin, the second bull stick is kept away from the one end of following the gear and has been cup jointed first bevel gear, the install bin is equipped with fixed pipe outward, be equipped with second bevel gear on the fixed pipe, second bevel gear is connected with first bevel gear meshing, fixed intraductal screw rod that is equipped with, screw rod and fixed pipe sliding connection. According to the workpiece detection clamping tool, the distance between the four groups of clamping blocks is adjusted by arranging the main gear and the four groups of driven gears, so that workpieces with different shapes and sizes can be clamped and fixed.

Description

Workpiece detection clamping tool

Technical Field

The utility model belongs to the technical field of the centre gripping frock, especially, relate to a work piece detects centre gripping frock.

Background

Through retrieval, a Chinese patent with the granted patent number of CN203357325U, a clamping tool, including a clamping base 1, a fixed clamping block 2 is fixed on the clamping base 1, one side of the fixed clamping block 2 is connected with a movable clamping block 3, the movable clamping block 2 is connected with the fixed clamping block 3 through a fixing bolt 4, a guide post 5 is arranged on the movable clamping block 2, a guide through hole 21 is arranged on the fixed clamping block 2, the guide post 5 extends towards the fixed clamping block 3 and penetrates into the guide through hole 21, the number of the guide posts 5 is two, the guide posts 5 are parallel to each other, the clamping tool of the utility model adds the guide post 5 to play a stable clamping role, and the phenomena that the two clamping blocks are easy to shake and the clamped product falls off in the clamping process of the traditional clamping tool are avoided;

the clamping tool in the above patent has the following problems in use: the centre gripping frock in the above-mentioned patent is comparatively stable to the centre gripping of work piece, but has certain restriction to the work piece size of centre gripping, can only be used for the work piece centre gripping of certain size and regular shape, and application scope is narrower, and this centre gripping frock is fixed to the work piece through the fixed grip block of bolt and nut simultaneously, and the tight degree of screwing up of good control bolt nut has too loose and has made the work piece drop easily, has tightened the easy work piece that damages too.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece detects centre gripping frock to solve the technical problem who proposes in the background art.

In order to achieve the above purpose, the specific technical solution of the present invention is as follows: the utility model provides a work piece detects centre gripping frock, includes base and install bin, be equipped with the master gear in the install bin, the master gear is connected through first bull stick and install bin inner wall rotation, be equipped with the motor on the install bin, be equipped with from the gear in the install bin, be provided with four groups from the quantity of gear, be symmetric distribution from the gear, it is connected with the install bin rotation through the second bull stick from the gear, the second bull stick runs through the install bin, the second bull stick is kept away from the one end of following the gear and has been cup jointed first bevel gear, the install bin is equipped with the fixed pipe outward, be equipped with the second bevel gear on the fixed pipe, the second bevel gear is connected with first bevel gear meshing, be equipped with the screw rod in the fixed pipe, screw rod and fixed pipe sliding connection.

Preferably, the one end that fixed pipe was kept away from to the screw rod is equipped with the fixing base, the fixing base passes through the bearing and is connected with the screw rod rotation, be equipped with the clamp splice in the fixing base, be equipped with pressure sensor in the clamp splice, the install bin is equipped with the control unit, control unit and pressure sensor electric connection, be equipped with the damping rod between clamp splice and the fixing base, the quantity of damping rod is provided with four groups, the damping rod is the symmetric distribution, the both ends of damping rod respectively with clamp splice and fixing base fixed connection, the spring has been cup jointed on the damping rod.

Preferably, the quantity of install bin is provided with two sets ofly, the install bin is the symmetric distribution, the install bin below is equipped with the installation piece, installation piece and base sliding connection, be equipped with two-way lead screw in the base, two-way lead screw rotates with the base to be connected, two-way lead screw run through the installation piece and with installation piece threaded connection.

Preferably, the first rotating rod penetrates through the installation box and is connected with the installation box in a rotating mode, the first rotating rod is connected with the output end of the motor, and the motor is electrically connected with the control unit.

Preferably, the driven gears are distributed around the main gear, the driven gears are meshed with the main gear, the fixed pipe is fixedly connected with the installation box through a fixed frame, the second bevel gear is rotatably connected with the fixed pipe through a turntable, and the second bevel gear is in threaded sleeve connection with the screw.

Preferably, the fixed intraductal spacing groove that has seted up, the quantity of spacing groove is provided with two sets ofly, the screw rod both sides are equipped with the stopper, the stopper corresponds the setting with the spacing groove, the stopper passes through spacing groove and fixed pipe sliding connection.

The utility model discloses a work piece detects centre gripping frock has following advantage:

1. according to the workpiece detection clamping tool, the distance between the four groups of clamping blocks is adjusted by arranging the master gear and the four groups of slave gears, so that workpieces with different shapes and sizes can be clamped and fixed, the slave gears are driven to rotate by the rotation of the master gear, the position of the screw rod on the fixed pipe is further adjusted, and the distance between the four groups of clamping blocks is changed, so that the clamping tool can be suitable for workpieces with different sizes and shapes, and the application range is wider;

2. this work piece detects centre gripping frock, adjust the fixed pressure of this centre gripping frock to the work piece through setting up pressure sensor and damping rod and spring, detect the pressure size of clamp splice and the work piece contact surface and with data transfer to the control unit through setting up pressure sensor, by the stop motion of control unit control motor when being close to the setting value, thereby effectively fix the work piece and can avoid pressure too big to cause the damage to the work piece simultaneously, install also can avoid the too big damage work piece of pressure between the clamp splice through setting up damping rod and spring to the clamp splice simultaneously.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the installation box of the present invention;

fig. 3 is a schematic structural diagram of the main gear of the present invention;

FIG. 4 is a schematic structural view of the clamping block of the present invention;

the symbols in the figure illustrate: 1. a base; 2. installing a box; 3. mounting a block; 4. a bidirectional screw rod; 5. a main gear; 6. a first rotating lever; 7. a slave gear; 8. a second rotating rod; 9. a first bevel gear; 10. a fixed tube; 11. a second bevel gear; 12. a fixed mount; 13. a screw; 14. a fixed seat; 15. a clamping block; 16. a pressure sensor; 17. a limiting groove; 18. a limiting block; 19. a turntable; 20. a bearing; 21. a damping lever; 22. a spring; 23. a control unit; 24. an electric motor.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model discloses a workpiece detection clamping tool, including base 1 and install bin 2, be equipped with master gear 5 in the install bin 2, master gear 5 rotates through first bull stick 6 and 2 inner walls of install bin and is connected, be equipped with motor 24 on the install bin 2, be equipped with in the install bin 2 from gear 7, be provided with four groups from the quantity of gear 7, be the symmetric distribution from gear 7, rotate through second bull stick 8 and install bin 2 from gear 7 and be connected, second bull stick 8 runs through install bin 2, the one end that second bull stick 8 kept away from gear 7 has cup jointed first bevel gear 9, install bin 2 is equipped with stationary tube 10 outward, be equipped with second bevel gear 11 on stationary tube 10, second bevel gear 11 meshes with first bevel gear 9 and is connected, be equipped with screw 13 in the stationary tube 10, screw 13 and stationary tube 10 sliding connection set up master gear 5, four groups adjust the distance between four groups of clamp splice 15 from gear 7 to realize the centre gripping of different shapes and sizes's work piece is fixed, rotate from stationary tube 5 and then drive gear 7 and adjust the distance between the clamp splice 13, thereby this different applicable to this different size of clamp splice of suitable for the different groups 15 and the applicable scope of this work piece that the size that the clamp is applicable to this master gear is wide range.

The clamping fixture is characterized in that a fixing seat 14 is arranged at one end, far away from the fixing pipe 10, of the screw 13, the fixing seat 14 is rotatably connected with the screw 13 through a bearing 20, clamping blocks 15 are arranged in the fixing seat 14, pressure sensors 16 are arranged in the clamping blocks 15, a control unit 23 is arranged on the installation box 2, the control unit 23 is electrically connected with the pressure sensors 16, damping rods 21 are arranged between the clamping blocks 15 and the fixing seat 14, the damping rods 21 are arranged in four groups, the damping rods 21 are symmetrically distributed, two ends of each damping rod 21 are fixedly connected with the clamping blocks 15 and the fixing seat 14 respectively, a spring 22 is sleeved on each damping rod 21, the pressure sensors 16, the damping rods 21 and the spring 22 are arranged to adjust the fixing pressure of the clamping fixture on a workpiece, the pressure of the contact surfaces of the clamping blocks 15 and the workpiece is detected through the pressure sensors 16, data are transmitted to the control unit 23, and the control unit 23 controls the motor 24 to stop running when the clamping fixture is close to a set value, so that the workpiece is effectively fixed and the workpiece can be prevented from being damaged due to overlarge pressure between the clamping blocks 15, and the damping rods 21 and the spring 22 can be prevented from being damaged.

The quantity of install bin 2 is provided with two sets ofly, install bin 2 is the symmetric distribution, install bin 2 below is equipped with installation piece 3, installation piece 3 and base 1 sliding connection, be equipped with two-way lead screw 4 in the base 1, two-way lead screw 4 rotates with base 1 to be connected, two-way lead screw 4 run through installation piece 3 and with installation piece 3 threaded connection, through setting up two-way lead screw 4 and installation piece 3 convenient to adjust in order to be applicable to the work piece of different length to the distance between two sets of install bins 2.

First bull stick 6 runs through install bin 2 and rotates with install bin 2 and be connected, first bull stick 6 is connected with motor 24's output, motor 24 and the control unit 23 electric connection drive first bull stick 6 through setting up motor 24 and rotate thereby drive master gear 5 and rotate to drive from gear 7 and rotate, adjust the distance between the clamp splice 15 to be applicable to not unidimensional work piece.

The secondary gears 7 are distributed around the primary gear 5, the secondary gears 7 are meshed with the primary gear 5, the fixed pipe 10 is fixedly connected with the installation box 2 through a fixed frame 12, the second bevel gear 11 is rotatably connected with the fixed pipe 10 through a rotary disc 19, the second bevel gear 11 is in threaded sleeve connection with the screw 13, the first bevel gear 9 rotates to drive the second bevel gear 11 to rotate, the screw 13 can move back and forth under the limiting effect of the fixed pipe 10, and therefore the position of the clamping block 15 is adjusted.

Set up spacing groove 17 in the fixed pipe 10, the quantity of spacing groove 17 is provided with two sets ofly, screw 13 both sides are equipped with stopper 18, stopper 18 corresponds the setting with spacing groove 17, stopper 18 passes through spacing groove 17 and fixed pipe 10 sliding connection, and is spacing to screw 13 through setting up spacing groove 17 and stopper 18, and when second bevel gear 11 rotated, the screw 13 with second bevel gear 11 threaded connection realized sliding in fixed pipe 10.

This work principle of work piece detection centre gripping frock: when the clamping tool is used, a workpiece is firstly placed between two groups of installation boxes, the two groups of installation boxes are enabled to be close to each other inwards by rotating the bidirectional screw rod, then the motor is started to drive the first rotating rod to rotate, the driven gear drives the first bevel gear to rotate along with the rotation of the main gear, the second bevel gear drives the first bevel gear to rotate, the screw rod can move in the fixed pipe under the action of the limiting block, the positions of the clamping blocks are adjusted, the four groups of clamping blocks are enabled to be attached to the surface of the workpiece, the pressure sensor can detect the pressure between the surface of the workpiece and the clamping blocks in the attaching process, data are transmitted to the control unit, the motor stops rotating when a preset value is reached, the workpiece is prevented from being damaged due to overlarge pressure on the workpiece, and the damping rod and the spring can also play a role in protecting the workpiece in the clamping block locking process.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a work piece detects centre gripping frock, includes base (1) and install bin (2), its characterized in that: the mounting box is characterized in that a main gear (5) is arranged in the mounting box (2), the main gear (5) is rotatably connected with the inner wall of the mounting box (2) through a first rotating rod (6), a motor (24) is arranged on the mounting box (2), a slave gear (7) is arranged in the mounting box (2), four sets of slave gears (7) are arranged, the slave gears (7) are symmetrically distributed, the slave gears (7) are rotatably connected with the mounting box (2) through a second rotating rod (8), the second rotating rod (8) penetrates through the mounting box (2), a first bevel gear (9) is sleeved at one end, away from the slave gear (7), of the second rotating rod (8), a fixing pipe (10) is arranged outside the mounting box (2), a second bevel gear (11) is arranged on the fixing pipe (10), the second bevel gear (11) is meshed with the first bevel gear (9), a screw rod (13) is arranged in the fixing pipe (10), and the screw rod (13) is slidably connected with the fixing pipe (10).

2. The workpiece detection clamping tool according to claim 1, characterized in that: the one end that fixed pipe (10) was kept away from in screw rod (13) is equipped with fixing base (14), fixing base (14) are rotated with screw rod (13) through bearing (20) and are connected, be equipped with clamp splice (15) in fixing base (14), be equipped with pressure sensor (16) in clamp splice (15), install bin (2) are equipped with the control unit (23), the control unit (23) and pressure sensor (16) electric connection, be equipped with damping rod (21) between clamp splice (15) and fixing base (14), the quantity of damping rod (21) is provided with four groups, damping rod (21) are the symmetric distribution, the both ends of damping rod (21) respectively with clamp splice (15) and fixing base (14) fixed connection, spring (22) have cup jointed on damping rod (21).

3. The workpiece detection clamping tool according to claim 1, characterized in that: the quantity of install bin (2) is provided with two sets ofly, install bin (2) are the symmetric distribution, install bin (2) below is equipped with installation piece (3), installation piece (3) and base (1) sliding connection, be equipped with two-way lead screw (4) in base (1), two-way lead screw (4) rotate with base (1) and are connected, two-way lead screw (4) run through installation piece (3) and with installation piece (3) threaded connection.

4. The workpiece detection clamping tool according to claim 1, characterized in that: first bull stick (6) run through install bin (2) and rotate with install bin (2) and be connected, first bull stick (6) are connected with the output of motor (24), motor (24) and control unit (23) electric connection.

5. The workpiece detection clamping tool according to claim 1, characterized in that: the secondary gears (7) are distributed on the periphery of the primary gear (5), the secondary gears (7) are meshed with the primary gear (5), the fixed pipe (10) is fixedly connected with the installation box (2) through a fixed frame (12), the second bevel gear (11) is rotatably connected with the fixed pipe (10) through a rotary table (19), and the second bevel gear (11) is in threaded sleeve connection with the screw (13).

6. The workpiece detection clamping tool according to claim 1, characterized in that: set up spacing groove (17) in fixed pipe (10), the quantity of spacing groove (17) is provided with two sets ofly, screw rod (13) both sides are equipped with stopper (18), stopper (18) correspond the setting with spacing groove (17), stopper (18) are through spacing groove (17) and fixed pipe (10) sliding connection.