CN211136359U

CN211136359U - Novel clamping jaw mechanism

Info

Publication number: CN211136359U
Application number: CN201922090088.1U
Authority: CN
Inventors: 王军
Original assignee: Kunshan Xinglianda Electronics Co ltd
Current assignee: Kunshan Xinglianda Electronics Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-31
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a novel clamping jaw mechanism, it includes the supporting seat, installs rack, drive on the supporting seat the cylinder that the rack removed, be located the bearing frame of rack one side, install two bearings on the bearing frame, overlap respectively and locate driving shaft and driven shaft on two bearings, be fixed in the driving gear of driving shaft, be fixed in the driven gear of driven shaft, be fixed in respectively the driving shaft with a pair of clamping jaw of driven shaft, the driving gear with driven gear intermeshing, the driving gear with rack intermeshing. The utility model discloses a novel clamping jaw mechanism, simple structure, reliability height, strong adaptability, with low costs, simple to operate have both realized the function of clamping jaw, also can avoid the contact of cylinder with oil under the environment that has oil, have prolonged the life of cylinder.

Description

Novel clamping jaw mechanism

Technical Field

The utility model relates to a novel clamping jaw mechanism.

Background

At present, the application of the clamping jaw in mechanical equipment is very wide, and the traditional clamping jaw is mainly pneumatic. However, in special occasions, such as oil environment, the traditional pneumatic clamping jaw is difficult to be sufficient, and the sealing ring of the air cylinder is easy to age due to the invasion of oil, so that the service life of the air cylinder is short.

In 2018, 09 and 11 th, chinese patent publication No. CN207841357U, discloses a pneumatic clamping jaw, which comprises a pushing cylinder, a guide block, a pushing head, a roller, an upper support block, a lower support block, a guide shaft, an upper jaw, and a lower jaw; the front end of the pushing cylinder is connected with a pushing head; the push head is provided with two opposite beveling blocks; the two beveling blocks are separated by a distance; the back surfaces of the two beveling blocks are respectively embedded in the guide grooves of the guide blocks arranged on the outer sides of the beveling blocks; the inclined surfaces of the two inclined cutting blocks are opposite and open towards the front; the upper supporting block and the lower supporting block are arranged oppositely and are positioned at the inner sides of the two guide blocks; the same positions of the side surfaces of the upper supporting block and the lower supporting block are respectively connected with a roller; the beveling block of the pushing head is wedged between the roller and the guide block; the upper claw is connected with the upper supporting block, and the lower claw is connected with the lower supporting block. The upper supporting block and the lower supporting block are both provided with guide holes and are sleeved on the guide shafts. If the pneumatic clamping jaw is used in an oil environment, the sealing ring of the air cylinder is easy to age due to the invasion of oil, so that the service life of the air cylinder is short.

Therefore, there is a need to provide a new clamping jaw mechanism to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an extension clamping jaw mechanism life's novel clamping jaw mechanism.

In order to achieve the above object, the utility model discloses a technical scheme be: the utility model provides a novel clamping jaw mechanism, its includes the supporting seat, installs rack, drive on the supporting seat cylinder that the rack removed, be located the bearing frame of rack one side, install two bearings on the bearing frame, overlap respectively and locate driving shaft and driven shaft in two bearings, be fixed in the driving gear of driving shaft, be fixed in the driven gear of driven shaft, be fixed in respectively the driving shaft with a pair of clamping jaw of driven shaft, the driving gear with driven gear intermeshing, the driving gear with rack intermeshing.

The novel clamping jaw mechanism is provided with two supporting seats, the two supporting seats are provided with through holes penetrating through the surfaces of the two supporting seats, the rack is cylindrical, the outer diameter of the rack is smaller than the inner diameter of the through hole, and the rack is contained in the through hole.

The outer diameter of the driving gear is larger than that of the driven gear.

The novel clamping jaw mechanism further comprises a limiting block located at the end part of the rack.

The pair of clamping jaws are respectively provided with a through hole penetrating through the surfaces of the clamping jaws and an arm extending outwards perpendicularly along the through hole, and the clamping jaws are respectively sleeved on the driving shaft and the driven shaft through the through holes.

The end parts of the arm-clasping bodies are respectively provided with a V-shaped groove which is sunken inwards from the surface of the arm-clasping body.

Compared with the prior art, the utility model relates to a novel clamping jaw mechanism's beneficial effect lies in: the cylinder drives the rack to move back and forth, and the driving gear and the driven gear move in opposite directions to drive the clamping jaw to open or close, so that the function of the clamping jaw is realized. The cylinder has certain distance with the clamping jaw, under the environment that has oil, has avoided the contact of cylinder with oil, has prolonged the life of cylinder.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic view of a novel clamping jaw mechanism of the present invention;

fig. 2 is another angle schematic diagram of the novel clamping jaw mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1 and fig. 2, the utility model discloses a novel clamping jaw mechanism, including first supporting seat 1, second supporting seat 2, install rack 3 in first supporting seat 1 and second supporting seat 2, the cylinder 4 that drives rack 3 and remove, the bearing frame 5 that is located rack 3 one side, first bearing 6 and second bearing 7 on the mounting bearing frame 5, the driving shaft 61 in the first bearing 6 is located to the cover, the driven shaft 71 in the second bearing 7 is located to the cover, be fixed in driving gear 62 on the driving shaft 61, be fixed in driven gear 72 on the driven shaft 71, a pair of clamping jaw 8 that is fixed in driving shaft 61 and driven shaft 71.

The left side of the first supporting seat 1 is provided with a limiting block 10, and the limiting block 10, the first supporting seat 1, the bearing seat 5, the second supporting seat 2 and the cylinder 4 are sequentially fixed on the bottom plate 9. The rack 3 is cylindrical and has a continuous section of gear teeth 31 on the surface, and the driving gear 62 is engaged with the gear teeth 31. The first supporting seat 1 and the second supporting seat 2 are both provided with a through hole 11 and a through hole 12 which penetrate through the surfaces of the first supporting seat 1 and the second supporting seat 2, the outer diameter of the rack 3 is smaller than the inner diameters of the through hole 11 and the through hole 12, the rack 3 is contained in the through hole 11 and the through hole 12, the rack 3 can move left and right in the through hole 11 and the through hole 12, one end, located on the second supporting seat 2, of the rack 3 is connected with the air cylinder 4 through the coupler 41, the outer diameter of the driving gear 62 is larger than that of the driven gear 72, and. The pair of clamping jaws 8 are respectively provided with a through hole 81 penetrating through the surfaces of the clamping jaws and an embracing arm 82 extending outwards vertically along the through hole 81, the pair of clamping jaws 8 are respectively sleeved on the driving shaft 61 and the driven shaft 71 through the through hole 81, and the end parts of the embracing arms 82 are respectively provided with a V-shaped groove 83 sunken inwards from the surfaces of the V-shaped grooves, so that the clamping stability is improved.

The cylinder 4 acts on the rack 3 through the coupling 41, when the rack 3 moves to the left, the driving gear 62 drives the driving shaft 61 to rotate clockwise, the driven gear 72 drives the driven shaft 71 to rotate counterclockwise, and the clamping jaws 8 are driven to close. When the rack 3 moves rightwards, the driving gear 62 drives the driving shaft 61 to rotate anticlockwise, the driven gear 72 drives the driven shaft 71 to rotate clockwise, and the clamping jaws 8 are driven to open. The function of article is got to realization clamping jaw 8 clamp, and the closed degree of clamping jaw 8 can be decided to the distance of stopper 10 and first supporting seat 1, can set for the distance of stopper 10 and first supporting seat 1 according to the article size of waiting to press from both sides and getting. The distance between the cylinder 4 and the second support seat 2 can determine the opening degree of the clamping jaw 8. The clamping jaw 8 and the cylinder 4 are arranged at a certain distance, so that the cylinder 4 is prevented from contacting with oil in an oil environment, and the service life of the cylinder 4 is prolonged.

The utility model discloses simple structure, reliability height, strong adaptability, with low costs, simple to operate have both realized the function of clamping jaw, also can avoid the contact of cylinder with oil under the environment that has oil, have prolonged the life of cylinder.

Of course, those skilled in the art should realize that the above-mentioned embodiments are only used for illustrating the present invention, and not for limiting the present invention, and that the changes and modifications to the above-mentioned embodiments are all within the scope of the appended claims as long as they are within the true spirit of the present invention.

Claims

1. A novel clamping jaw mechanism is characterized in that: it includes the supporting seat, installs rack, drive on the supporting seat cylinder that the rack removed, be located the bearing frame of rack one side, install two bearings on the bearing frame, overlap respectively and locate driving shaft and driven shaft in two bearings, be fixed in the driving gear of driving shaft, be fixed in the driven gear of driven shaft, be fixed in respectively the driving shaft with a pair of clamping jaw of driven shaft, the driving gear with driven gear intermeshing, the driving gear with rack intermeshing.

2. The novel gripper mechanism of claim 1, wherein: the novel clamping jaw mechanism is provided with two supporting seats, the two supporting seats are provided with through holes penetrating through the surfaces of the two supporting seats, the rack is cylindrical, the outer diameter of the rack is smaller than the inner diameter of the through hole, and the rack is contained in the through hole.

3. The novel gripper mechanism of claim 1, wherein: the outer diameter of the driving gear is larger than that of the driven gear.

4. The novel gripper mechanism of claim 2, wherein: the novel clamping jaw mechanism further comprises a limiting block located at the end part of the rack.

5. The novel gripper mechanism of claim 1, wherein: the pair of clamping jaws are respectively provided with a through hole penetrating through the surfaces of the clamping jaws and an arm extending outwards perpendicularly along the through hole, and the clamping jaws are respectively sleeved on the driving shaft and the driven shaft through the through holes.

6. The novel gripper mechanism of claim 5, wherein: the end parts of the arm-clasping bodies are respectively provided with a V-shaped groove which is sunken inwards from the surface of the arm-clasping body.