CN112454593A

CN112454593A - Clamping and fixing device for furniture wood processing

Info

Publication number: CN112454593A
Application number: CN202011294537.5A
Authority: CN
Inventors: 罗金华
Original assignee: Guangzhou Aigu Trading Co ltd
Current assignee: Guangzhou Aigu Trading Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-03-09

Abstract

The invention relates to the technical field of furniture and discloses a clamping and fixing device for furniture wood processing. This a centre gripping fixing device for furniture wood working, through no longer removing after grip block and timber butt, the push rod continues to remove, then the spring beam is compressed, the electric plug makes the circuit closed with the electric socket butt, the outage device circular telegram of motor makes the motor stop work, prevent excessive centre gripping, cooperation electrorheological fluids circular telegram becomes solid state by suspension state, then the piston can't remove in the cylinder body, consequently the guide arm all can't remove with the grip block, the realization is fixed to the timber position, and because the motion of each grip block does not influence each other, thereby realized can carrying out the fixed effect of centre gripping to the timber of irregular appearance.

Description

Clamping and fixing device for furniture wood processing

Technical Field

The invention relates to the technical field of furniture, in particular to a clamping and fixing device for furniture wood processing.

Background

Furniture is an essential appliance for people to engage in production practice, develop social activities, maintain normal life and the like. The furniture is continuously developed and innovated along with the foot step of the times, and the most common furniture is various wooden furniture with various types and different materials.

Wood furniture needs to be cut, polished or punched during processing and manufacturing, the wood needs to be fixed before processing, processing equipment is generally held by a worker and the wood is processed when some wood with smaller volume is processed at present, the wood may shift or fall off due to negligence of the worker during processing, the processing effect is affected, and the processing equipment may damage a hand holding the wood; when some woods with large volumes are processed, clamping and fixing devices can be used, the clamping and fixing devices can clamp the woods with specific shapes, so that the application range is limited, stable clamping cannot be achieved when some woods with irregular shapes are processed, and the working efficiency and the processing effect are affected.

Aiming at the defects of the prior art, the invention provides the clamping and fixing device for furniture wood processing, which has the advantages of being suitable for wood with various shapes and more convenient and stable to clamp, and solves the problems that a common wood clamping device is not suitable for wood with irregular shapes and cannot stably clamp.

Disclosure of Invention

Technical scheme (I)

In order to realize the purposes of being applicable to wood with various shapes and being more convenient and stable to clamp, the invention provides the following technical scheme: the utility model provides a centre gripping fixing device for furniture wood working, includes the bearing plate, the outside of bearing plate is provided with the installing support, fixedly connected with motor on the support body of installing support, the output of motor is provided with the screw rod, threaded connection has the screw thread piece on the pole body of screw rod, the one end swing joint that the screw thread piece is close to the bearing plate has the push rod, the one end fixedly connected with spring beam of screw thread piece is kept away from to the push rod, the one end that the push rod was kept away from to the spring beam articulates there is the grip block, the one end fixedly connected with guide arm of bearing plate is kept away from to the grip block, the one end fixedly connected with piston.

Preferably, the bearing plate is circular, the number of the mounting supports is six, and the mounting supports are arranged in a hexagon by taking the circle center of the bearing plate as the center.

Preferably, the middle part of one side of the mounting bracket, which is close to the bearing plate, is fixedly connected with a cylinder body, the piston is slidably connected to the inner wall of the cylinder body, and the guide rod is sleeved with the cylinder body.

Preferably, the screw rod is rotatably connected with the mounting support, the thread directions of two sides of the rod body of the screw rod are opposite, and the two thread blocks are respectively in threaded connection with the rod body with different threads on two sides of the screw rod.

Preferably, the inner wall of the cylinder body is respectively provided with a first through hole and a second through hole, the first through hole is positioned at one side close to the mounting bracket, and the second through hole is positioned at one side close to the clamping block.

Preferably, a through groove is formed in the side wall of the cylinder body, two ends of the through groove are respectively communicated with the first through hole and the second through hole, and electrorheological fluid is filled in the cylinder body.

Preferably, the inside of spring beam is provided with electric plug and electric socket respectively, the electric socket is kept away from the one end of electric plug and is provided with buffer spring, plays the buffering effect of resetting, the electric plug is connected with the outage device electricity of electrorheological fluids and motor, the electric socket is connected with the power electricity.

Preferably, the electrorheological fluid consists of a composite metal hydroxide and an insulating mineral oil.

(II) advantageous effects

Compared with the prior art, the invention provides a clamping and fixing device for furniture wood processing, which has the following beneficial effects:

1. this a centre gripping fixing device for furniture wood working rotates through motor drive screw, and the screw thread piece of screw drive both sides removes to the screw rod centre, then screw thread piece drive push rod synchronous motion, and then the push rod is perpendicular with the screw rod gradually to promote the spring beam and remove to being close to ligneous direction, the spring beam drive carries out the centre gripping with its articulated grip block synchronous motion to timber.

2. This a centre gripping fixing device for furniture wood working, through no longer removing after grip block and timber butt, the push rod continues to remove, then the spring beam is compressed, the electric plug makes the circuit closed with the electric socket butt, the outage device circular telegram of motor makes the motor stop work, prevent excessive centre gripping, cooperation electrorheological fluids circular telegram becomes solid state by suspension state, then the piston can't remove in the cylinder body, consequently the guide arm all can't remove with the grip block, the realization is fixed to the timber position, and because the motion of each grip block does not influence each other, thereby realized can carrying out the fixed effect of centre gripping to the timber of irregular appearance.

Drawings

FIG. 1 is a top view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of area A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic structural diagram of the area B in FIG. 3 according to the present invention.

In the figure: 1. a bearing plate; 2. mounting a bracket; 3. a motor; 4. a screw; 5. a thread block; 6. a push rod; 7. a spring lever; 8. a clamping block; 9. a guide bar; 10. a piston; 11. a cylinder body; 12. a first through hole; 13. a second through hole; 14. a through groove; 15. an electric plug; 16. an electrical socket; 17. a buffer spring; 18. an electrorheological fluid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a clamping and fixing device for furniture wood processing comprises a bearing plate 1, wherein an installation support 2 is arranged on the outer side of the bearing plate 1, the bearing plate 1 is circular, six installation supports 2 are arranged, and the installation supports are arranged in a hexagon shape by taking the circle center of the bearing plate 1 as the center; a motor 3 is fixedly connected to the frame body of the mounting support 2, a screw 4 is arranged at the output end of the motor 3, a thread block 5 is connected to the rod body of the screw 4 in a threaded manner, the screw 4 is rotatably connected with the mounting support 2, the thread directions of two sides of the rod body of the screw 4 are opposite, and two thread blocks 5 are respectively in threaded connection with the rod bodies with different threads at two sides of the screw 4; one end swing joint that screw block 5 is close to bearing plate 1 has push rod 6, and the one end fixedly connected with spring beam 7 of screw block 5 is kept away from to push rod 6, and the inside of spring beam 7 is provided with electric plug 15 and electric socket 16 respectively, and the one end that electric plug 15 was kept away from to electric socket 16 is provided with buffer spring 17, plays the buffering effect of resetting, and electric plug 15 is connected with the outage device electricity of electrorheological fluids 18 and motor 3, and electric socket 16 is connected with the power electricity.

One end, far away from the push rod 6, of the spring rod 7 is hinged with a clamping block 8, one end, far away from the bearing plate 1, of the clamping block 8 is fixedly connected with a guide rod 9, one end, far away from the clamping block 8, of the guide rod 9 is fixedly connected with a piston 10, the middle of one side, close to the bearing plate 1, of the mounting bracket 2 is fixedly connected with a cylinder body 11, the piston 10 is connected to the inner wall of the cylinder body 11 in a sliding mode, and the guide rod; a first through hole 12 and a second through hole 13 are respectively formed in the inner wall of the cylinder body 11, the first through hole 12 is located on one side close to the mounting bracket 2, and the second through hole 13 is located on one side close to the clamping block 8; a through groove 14 is formed in the side wall of the cylinder body 11, two ends of the through groove 14 are respectively communicated with the first through hole 12 and the second through hole 13, an electrorheological fluid 18 is filled in the cylinder body 11, and the electrorheological fluid 18 is composed of a composite metal hydroxide and insulating mineral oil.

The working process and principle are as follows: placing wood to be processed above the bearing plate 1, starting a power supply of the motor 3, driving the screw rod 4 to rotate by the motor 3, driving the thread blocks 5 at two sides to move towards the middle of the screw rod 4 by the screw rod 4, the thread block 5 drives the push rod 6 to move synchronously, the push rod 6 is gradually vertical to the screw rod 4 and pushes the spring rod 7 to move towards the direction close to the wood, the spring rod 7 drives the clamping block 8 hinged with the spring rod to move synchronously, when the electrorheological fluid 18 is not electrified and is in a suspension state, the clamping block 8 moves, the guide rod 9 is driven to move synchronously, the guide rod 9 drives the piston 10 to slide along the cylinder body 11 in the direction far away from the mounting bracket 2, the electro-rheological fluid 18 on the side of the piston 10 close to the guide rod 9 is pressed into the second through-hole 13, and flows through the through slot 14 to the first through hole 12 and then flows through the first through hole 12 to the side of the piston 10 away from the guide rod 9.

When the clamping block 8 is not moved after being abutted to the wood, the push rod 6 continues to move, the spring rod 7 is compressed, the electric plug 15 in the spring rod is abutted to the electric socket 16, the circuit is closed, and the power-off device of the motor 3 is electrified to stop the motor 3 to prevent excessive clamping; meanwhile, the electrorheological fluid 18 is electrified to be changed from a suspension state to a solid state, the piston 10 cannot move in the cylinder body 11, so that the guide rod 9 and the clamping blocks 8 cannot move, the wood position is fixed, and different clamping blocks 8 can independently clamp and fix various parts of the wood due to the fact that the movement of each clamping block 8 does not influence each other, and the wood with irregular shapes can be clamped and fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a centre gripping fixing device for furniture wood working, includes bearing plate (1), its characterized in that: the utility model discloses a bearing plate, including bearing plate (1), support frame (2), fixedly connected with motor (3) on the support body of support frame (2), the output of motor (3) is provided with screw rod (4), threaded connection has screw thread piece (5) on the pole body of screw rod (4), the one end swing joint that screw thread piece (5) are close to bearing plate (1) has push rod (6), the one end fixedly connected with spring beam (7) of screw thread piece (5) are kept away from in push rod (6), the one end that push rod (6) were kept away from in spring beam (7) articulates there is grip block (8), the one end fixedly connected with guide arm (9) of bearing plate (1) are kept away from in grip block (8), the one end fixedly connected with piston (10) of grip block (8) are kept away from in guide arm (9).

2. A clamping fixture for furniture woodworking as claimed in claim 1, wherein: the bearing plate (1) is circular, the number of the mounting supports (2) is six, and the bearing plate (1) is arranged in a hexagon shape with the circle center as the center.

3. A clamping fixture for furniture woodworking as claimed in claim 1, wherein: the mounting bracket (2) is close to one side middle part fixedly connected with cylinder body (11) of bearing plate (1), piston (10) sliding connection is on the inner wall of cylinder body (11), guide arm (9) cup joint with cylinder body (11).

4. A clamping fixture for furniture woodworking as claimed in claim 1, wherein: the screw rod (4) is rotatably connected with the mounting support (2), the thread directions of two sides of the rod body of the screw rod (4) are opposite, and the two thread blocks (5) are respectively in threaded connection with the rod bodies with different threads on two sides of the screw rod (4).

5. A clamping fixture for furniture woodworking as claimed in claim 3, wherein: first through-hole (12) and second through-hole (13) have been seted up on the inner wall of cylinder body (11) respectively, first through-hole (12) are located the one side of being close to installing support (2), second through-hole (13) are located the one side of being close to grip block (8).

6. A clamping fixture for furniture woodworking as claimed in claim 3, wherein: a through groove (14) is formed in the side wall of the cylinder body (11), two ends of the through groove (14) are respectively communicated with the first through hole (12) and the second through hole (13), and electrorheological fluid (18) is filled in the cylinder body (11).

7. A clamping fixture for furniture woodworking as claimed in claim 1, wherein: the inside of spring beam (7) is provided with electric plug (15) and electric socket (16) respectively, the one end that electric plug (15) were kept away from in electric socket (16) is provided with buffer spring (17), electric plug (15) are connected with the outage device electricity of electrorheological fluids (18) and motor (3), electric socket (16) are connected with the power electricity.

8. A clamping fixture for furniture woodworking as claimed in claim 6, wherein: the electrorheological fluid (18) is composed of composite metal hydroxide and insulating mineral oil.