CN112809422A

CN112809422A - Anti-crack clamp for hardware manufacturing

Info

Publication number: CN112809422A
Application number: CN202011621451.9A
Authority: CN
Inventors: 张亮
Original assignee: Shandong Zichen Lifting Machinery Co ltd
Current assignee: Shandong Zichen Lifting Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-05-18

Abstract

The invention relates to the technical field of hardware mechanical equipment, and discloses an anti-cracking clamp for hardware manufacturing, which comprises a shell, wherein a groove is formed in the inner wall of the shell, a piston is movably connected to the inner wall of the groove, a round hole is formed in the inner wall of the piston, a closed coil is fixedly connected to the inner wall of the groove and close to the inner side of the piston, a fixed rod is fixedly connected to the outer side of the piston, a clamping plate is movably connected to the outer side of the shell, a first spring is fixedly connected to the inner wall of the clamping plate, a pressing plate is movably connected to the inner side of the clamping plate, and a second spring is fixedly. This an anti-cracking clamp for hardware manufacturing, through the removal of dielectric medium board, the error is less when to the hardware centre gripping, prevents not enough to the hardware centre gripping dynamics, avoids the hardware to take place the skew in manufacturing process, prevents that the hardware from taking place to damage, prevents to the too big time of hardware centre gripping dynamics, avoids the hardware to take place to split in manufacturing process, resources are saved.

Description

Anti-crack clamp for hardware manufacturing

Technical Field

The invention relates to the technical field of hardware mechanical equipment, in particular to an anti-cracking clamp for hardware manufacturing.

Background

Hardware mechanical equipment is used for the hardware manufacturing process to get equipment, and hardware manufacturing's flow is loaded down with trivial details, need polish, punching press, drilling lamp to hardware material, need carry out the centre gripping to the hardware at this in-process, prevents that the hardware from taking place the skew, and the mode of artifical centre gripping is adopted to current anchor clamps more, is difficult to the dynamics of accuse centre gripping, reduces the manufacturing quality of hardware.

The mode that current anchor clamps adopted artifical centre gripping more, and the dynamics of centre gripping is difficult to control, and it is tight to judge according to work experience mostly whether the hardware is pressed from both sides, and the error is great, and is not enough to the hardware centre gripping dynamics, can lead to the hardware to take place the skew in manufacturing process, causes the error, leads to the hardware to take place to damage, and when too big to the hardware centre gripping dynamics, can lead to the hardware to take place to split in manufacturing process, causes the wasting of resources.

Therefore, we propose an anti-crack clamp for hardware manufacturing to solve the above problems.

Disclosure of Invention

Technical scheme (I)

In order to realize the purposes that the error is small when the hardware is clamped, the clamping force of the hardware is prevented from being insufficient, the hardware is prevented from deviating in the manufacturing process, the hardware is prevented from being damaged, the hardware is prevented from being broken in the manufacturing process when the clamping force of the hardware is too large, and resources are saved, the invention provides the following technical scheme: an anti-cracking clamp for hardware manufacturing comprises a shell, wherein a groove is formed in the inner wall of the shell, a piston is movably connected to the inner wall of the groove, a round hole is formed in the inner wall of the piston, a closed coil is fixedly connected to the inner wall of the groove and close to the inner side of the piston, a fixed rod is fixedly connected to the outer side of the piston, and a clamping plate is movably connected to the outer side of the shell;

the inner wall fixedly connected with spring of splint one, the inboard swing joint of splint has the clamp plate, the inner wall fixedly connected with spring two of splint, the inner wall of splint and the outside swing joint who is close to spring two have the slider, the inner wall fixedly connected with dielectric plate of slider, the outside swing joint of slider has the ball, the inner wall of splint and the outside fixedly connected with positive plate that is close to the slider, the inner wall of splint and the outside fixedly connected with negative plate that is close to the slider, the inner wall fixedly connected with piezo-resistor of splint.

Preferably, the inner side of the groove is filled with an electrorheological fluid, the main components of the electrorheological fluid are gypsum, lime, carbon powder and olive oil, and the groove plays a role of containing the electrorheological fluid.

Preferably, the piston is made of rubber, the piston is of a cylindrical structure, and the piston plays a sliding role.

Preferably, the number of the round holes is twice of that of the pistons, the round holes are symmetrically distributed on the inner wall of the pistons, and the round holes play a role in exchanging current variants.

Preferably, the fixing rod is fixedly connected with the clamping plate, the fixing rod is made of stainless steel, and the fixing rod plays a fixing role.

Preferably, the shape and size of the positive plate and the negative plate are the same, the length of the dielectric plate is greater than that of the positive plate, and the positive plate and the negative plate are driven to provide voltage.

Preferably, the structure of ball is the spheroid structure, ball symmetric distribution is in the both sides of slider, the material of slider is the plastics material, and the ball has played rolling effect.

Preferably, the piezoresistor is electrically connected with the negative plate, the piezoresistor is electrically connected with the closed coils, the number of the closed coils is two, and the piezoresistor plays a role of a control circuit.

(II) advantageous effects

Compared with the prior art, the invention provides an anti-cracking clamp for hardware manufacturing, which has the following beneficial effects:

1. this an anti-cracking clamp for hardware manufacturing, through the removal of dielectric medium board, the error is less when to the hardware centre gripping, prevents not enough to the hardware centre gripping dynamics, avoids the hardware to take place the skew in manufacturing process, prevents that the hardware from taking place to damage, prevents to the too big time of hardware centre gripping dynamics, avoids the hardware to take place to split in manufacturing process, resources are saved.

2. This an anti-cracking clamp for hardware manufacturing, through piezo-resistor's characteristic, when voltage in the circuit is less than piezo-resistor's maximum operating voltage, the circuit is in the on-off state, and the electrorheological body can become liquid by solid-state, and when voltage in the circuit is greater than piezo-resistor's maximum operating voltage, the circuit is in the state of opening circuit, and the electrorheological body has solid-state becoming liquid, has realized the used cycle of material, has improved the utilization ratio of resource, and is energy-concerving and environment-protective.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic view of the housing structure of the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.

In the figure: 1. a housing; 2. a groove; 3. a piston; 4. a circular hole; 5. closing the coil; 6. fixing the rod; 7. pressing a plate; 8. a first spring; 9. a splint; 10. a positive plate; 11. a negative plate; 12. a voltage dependent resistor; 13. a slider; 14. a dielectric plate; 15. a ball bearing; 16. and a second spring.

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, an anti-crack clamp for hardware manufacturing comprises a housing 1, a groove 2 is formed in the inner wall of the housing 1, an electrorheological body is filled inside the groove 2, the electrorheological body mainly comprises gypsum, lime, carbon powder and olive oil, the groove 2 plays a role in containing the electrorheological body, a piston 3 is movably connected to the inner wall of the groove 2, the piston 3 is made of rubber, the piston 3 is of a cylindrical structure, the piston 3 plays a sliding role, a circular hole 4 is formed in the inner wall of the piston 3, the number of the circular hole 4 is twice that of the piston 3, the circular holes 4 are symmetrically distributed on the inner wall of the piston 3, the circular hole 4 plays a role in exchanging the electrorheological body, a closed coil 5 is fixedly connected to the inner side of the inner wall of the groove 2 close to the piston 3, a fixing rod 6 is fixedly connected to the outer side of the piston 3, and the fixing rod 6 is, the fixing rod 6 is made of stainless steel, the fixing rod 6 plays a fixing role, and the outer side of the shell 1 is movably connected with a clamping plate 9;

the inner wall of the clamping plate 9 is fixedly connected with a first spring 8, the inner side of the clamping plate 9 is movably connected with a pressing plate 7, the inner wall of the clamping plate 9 is fixedly connected with a second spring 16, the inner wall of the clamping plate 9 and the outer side close to the second spring 16 are movably connected with a sliding block 13, the inner wall of the sliding block 13 is fixedly connected with a dielectric plate 14, the outer side of the sliding block 13 is movably connected with a ball 15, the ball 15 is of a sphere structure, the ball 15 is symmetrically distributed on two sides of the sliding block 13, the sliding block 13 is made of plastic materials, the ball 15 plays a rolling role, the inner wall of the clamping plate 9 and the outer side close to the sliding block 13 are fixedly connected with a positive plate 10, the positive plate 10 and a negative plate 11 are identical in shape and size, the length of the dielectric plate 14 is greater than that of the positive plate 10, the positive plate 10, the inner wall fixedly connected with piezo-resistor 12 of splint 9, piezo-resistor 12 and negative plate 11 electric connection, piezo-resistor 12 and closed coil 5 electric connection, the quantity of closed coil 5 is two, and piezo-resistor 12 has played control circuit's effect.

The working principle is as follows: when the clamping device is used, a component to be clamped is placed on the shell 1, the clamping plate 9 is pushed to clamp the component, at the moment, the pressing plate 7 can compress the first spring 8 to press the sliding block 13 to move outwards, the sliding block 13 drives the dielectric plate 14 to move along the inner wall of the clamping plate 9 under the action of the balls 15, the second spring 16 is pressed, the area of the opposite surfaces of the positive plate 10 and the negative plate 11 is reduced, the voltage in a circuit is further reduced, and when the voltage in the circuit is smaller than the maximum working voltage of the piezoresistor 12, the circuit is in a closed circuit state;

at the moment, the piezoresistor 12 works normally, the closed coil 5 electrically connected with the piezoresistor 12 has current flowing in, and at the moment, the current variant on the inner side of the groove 2 is changed into a solid state from a liquid state, so that the piston 3 does not move, the fixing rod 6 does not move, the clamping plate 9 fixedly connected with the fixing rod does not slide, the clamped part is fixed, and the phenomena that the force is too large during manual clamping, the part is loosened and cracks appear after processing are avoided;

the process is as shown in the third figure, so that the clamping error of the hardware is small, the clamping force of the hardware is prevented from being insufficient, the hardware is prevented from deviating in the manufacturing process and being damaged, the hardware is prevented from being broken in the manufacturing process when the clamping force of the hardware is too large, and resources are saved;

after the parts are machined, an external power supply is disconnected, so that the closed coil 5 loses the effect of current, the current on the inner side of the groove 2 is changed from solid to liquid, and the fixing effect on the clamping plate 9 is removed.

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 an anti-cracking clamp for hardware manufacturing, includes casing (1), its characterized in that: a groove (2) is formed in the inner wall of the shell (1), a piston (3) is movably connected to the inner wall of the groove (2), a round hole (4) is formed in the inner wall of the piston (3), a closed coil (5) is fixedly connected to the inner wall of the groove (2) and the inner side, close to the piston (3), of the groove, a fixed rod (6) is fixedly connected to the outer side of the piston (3), and a clamping plate (9) is movably connected to the outer side of the shell (1);

the utility model discloses a clamp plate, including inner wall fixedly connected with spring one (8) of splint (9), the inboard swing joint of splint (9) has clamp plate (7), the inner wall fixedly connected with spring two (16) of splint (9), the outer side swing joint that the inner wall of splint (9) just is close to spring two (16) has slider (13), the inner wall fixedly connected with dielectric plate (14) of slider (13), the outer side swing joint of slider (13) has ball (15), the inner wall of splint (9) just is close to outer side fixedly connected with positive plate (10) of slider (13), the inner wall of splint (9) just is close to outer side fixedly connected with negative plate (11) of slider (13), the inner wall fixedly connected with piezo-resistor (12) of splint (9).

2. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the inner side of the groove (2) is filled with an electrorheological fluid, and the main components of the electrorheological fluid are gypsum, lime, carbon powder and olive oil.

3. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the piston (3) is made of rubber, and the piston (3) is of a cylindrical structure.

4. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the number of the round holes (4) is twice that of the pistons (3), and the round holes (4) are symmetrically distributed on the inner wall of the pistons (3).

5. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the fixing rod (6) is fixedly connected with the clamping plate (9), and the fixing rod (6) is made of stainless steel.

6. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the positive plate (10) and the negative plate (11) are identical in shape and size, and the length of the dielectric plate (14) is larger than that of the positive plate (10).

7. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the structure of ball (15) is the spheroid structure, ball (15) symmetric distribution is in the both sides of slider (13), the material of slider (13) is the plastics material.

8. The anti-cracking clamp for hardware manufacturing according to claim 1, is characterized in that: the voltage dependent resistor (12) is electrically connected with the negative plate (11), the voltage dependent resistor (12) is electrically connected with the closed coils (5), and the number of the closed coils (5) is two.