CN214162210U - Novel pneumatic clamping jaw - Google Patents

Abstract

The utility model discloses a novel pneumatic clamping jaw, which comprises an upper gland and a base, wherein the central part of the upper end of the base is provided with the upper gland, four corners of the upper gland are penetrated by connecting screws A, the upper gland is fixed with the base through the four connecting screws A, the left side and the right side of the upper gland are provided with clamping jaws, two clamping jaws are penetrated through the upper end of the base, a transmission shaft is arranged below the upper gland, the lower end of the transmission shaft is provided with a piston ring, the piston ring is sleeved with a sealing ring, the pneumatic clamping jaw is more convenient when clamping smaller parts by improving the existing pneumatic clamping jaw, the mechanism inside the pneumatic clamping jaw is more compact, various installation modes can be selected according to the requirements of customers, and the pneumatic clamping jaw works with short stroke and high speed during work, the interior adopts piston ring design and cavity design, the clamping force of the clamping jaw is increased, smaller parts can be clamped more stably, and the internal structure is simple and small in size.

Description

Novel pneumatic clamping jaw

Technical Field

The utility model belongs to the technical field of pneumatic clamping jaw is relevant, concretely relates to novel pneumatic clamping jaw.

Background

The pneumatic clamping jaw is an actuating device which uses compressed air as power and is used for clamping or grabbing a workpiece. Originally originated in japan and then widely used by domestic automation enterprises. The types of the clamping jaws can be divided into hydraulic, pneumatic, electric and mechanical clamping jaws according to the driving mode; the pneumatic clamping jaw can be divided into a special pneumatic clamping jaw and a universal pneumatic clamping jaw according to the application range; the control mode can be divided into point position control and reciprocal track control pneumatic clamping jaws according to the motion track, and the pneumatic clamping jaws mainly comprise hands and motion mechanisms. The hand is a part for grasping a workpiece (or a tool), and there are various pneumatic jaws mainly composed of a hand and a motion mechanism according to the shape, size, weight, material and job rejection of the grasped object. The hand is a member for gripping a workpiece (or a tool), and has various configurations such as a grip type, a hold type, and a conductive type according to the shape, size, weight, material, and work rejection of the gripped object. The motion mechanism enables the hand to complete various rotating (rotating), moving or filling motions to construct a specified action and change the orientation and the posture of the gripped object. The independent motion modes of carrying, front end, rotation and the like of the motion mechanism are called the degree of freedom of the pneumatic clamping jaw. In order to capture an object in space at a given orientation and direction, 6 degrees of freedom are necessary. The degree of freedom is a key parameter for the design of the manipulator. The more degrees of authority, the greater the flexibility and versatility of the pneumatic gripper, and the simpler its structure. A general special pneumatic clamping jaw has 2-3 degrees of freedom.

The existing pneumatic clamping jaw technology has the following problems: when current pneumatic clamping jaw is used, because pneumatic clamping jaw's volume ratio is bigger, can only press from both sides and get great object or part, but the size diverse of part on the present market, when using current pneumatic clamping jaw to press from both sides and get less part, because the clamping jaw on the current pneumatic clamping jaw is great, so when pressing from both sides and getting less part, make the part produce easily and drop or press from both sides and get processing not up to standard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pneumatic clamping jaw to the clamping jaw who proposes in solving above-mentioned background art when using current pneumatic clamping jaw clamp to get less part, because the clamping jaw on the current pneumatic clamping jaw is great, so when pressing from both sides and getting less part, make the part produce easily and drop or press from both sides and get the problem that processing is not up to standard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel pneumatic clamping jaw, includes gland and base, the upper end central point of base is provided with the gland, four corners of going up the gland all run through there is connecting screw A, it advances fixedly with the base through four connecting screw A to go up the gland, the left and right sides of going up the gland all is provided with the clamping jaw, two the clamping jaw all runs through the upper end of base, the below of going up the gland is provided with the transmission shaft, the lower extreme of transmission shaft is provided with the piston ring, the cover has the sealing washer on the piston ring, the lower extreme of piston ring runs through there is connecting screw B, the piston ring passes through connecting screw B and is connected with the transmission shaft, the lower extreme of base is provided with down the gland, four corners of gland all run through there is connecting screw C down, the gland advances fixedly with the base through four connecting screw C down.

Preferably, the connecting screw a, the connecting screw B and the connecting screw C are all structures made of metal materials, the connecting screw a, the connecting screw B and the connecting screw C are the same in shape and size, and the connecting screw B, the piston ring, the transmission shaft and the sealing ring are located inside the base.

Preferably, the connecting screw B, the piston ring, the transmission shaft and the sealing ring can move up and down in the base, the sealing ring is of a structure made of rubber, and the outer wall of the sealing ring is in contact with the inner wall of the base.

Preferably, the upper gland and the lower gland are both of a structure made of metal materials, the upper gland and the lower gland are both square, and the lower gland is larger than the upper gland in shape.

Preferably, the two clamping jaws are of a structure formed by metal materials, the two clamping jaws can move left and right at the upper end of the base, the cross section of each clamping jaw is trapezoidal, and holes are formed in the two clamping jaws.

Preferably, two screws penetrate through the front end of the base, a notch is designed in the inner wall of the base, two guide grooves are formed in the clamping jaws, and one end of the piston ring is provided with the guide groove.

Compared with the prior art, the utility model provides a novel pneumatic clamping jaw possesses following beneficial effect:

the utility model discloses a whole improvement to current pneumatic clamping jaw, make pneumatic clamping jaw when pressing from both sides less part, convenience more, the mechanism of the inside of pneumatic clamping jaw is compact, can select multiple mounting means according to customer's demand, and the short stroke high speed work of during operation, and inside adoption piston ring design and cavity design have increased the centre gripping dynamics of clamping jaw, and more stability when pressing from both sides less part is got, and the simple size of inner structure is less.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of the appearance structure of a novel pneumatic clamping jaw provided by the utility model;

fig. 2 is a schematic view of a cross-sectional structure of a novel pneumatic clamping jaw provided by the present invention;

fig. 3 is a schematic view of a novel pneumatic clamping jaw of the present invention;

fig. 4 is a schematic view of the bottom structure of a novel pneumatic clamping jaw provided by the present invention;

in the figure: 1. a connecting screw A; 2. a gland is arranged; 3. a clamping jaw; 4. a base; 5. a connecting screw B; 6. a piston ring; 7. a lower gland; 8. a drive shaft; 9. a seal ring; 10. and connecting screws C.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel pneumatic clamping jaw, including last gland 2 and base 4, the upper end central point of base 4 is provided with gland 2, four corners of going up gland 2 all run through there are connecting screw A1, it advances fixedly with base 4 through four connecting screw A1 to go up gland 2, the left and right sides of going up gland 2 all is provided with clamping jaw 3, two clamping jaw 3 all run through base 4's upper end, the below of going up gland 2 is provided with transmission shaft 8, the lower extreme of transmission shaft 8 is provided with piston ring 6, the cover has sealing washer 9 on the piston ring 6, the lower extreme of piston ring 6 runs through there is connecting screw B5, 6 is connected with transmission shaft 8 through connecting screw B5, the lower extreme of piston ring 4 is provided with lower gland 7, four corners of lower gland 7 all run through there are connecting screw C10, lower gland 7 advances fixedly through four connecting screw C10 and base 4.

A novel pneumatic clamping jaw is characterized in that a connecting screw A1, a connecting screw B5 and a connecting screw C10 are all structures made of metal materials, the connecting screw A1, the connecting screw B5 and the connecting screw C10 are the same in shape and size, a connecting screw B5, a piston ring 6, a transmission shaft 8 and a sealing ring 9 are located inside a base 4, the connecting screw B5, the piston ring 6, the transmission shaft 8 and the sealing ring 9 can move up and down inside the base 4, the sealing ring 9 is of a structure made of rubber materials, the outer wall of the sealing ring 9 is in contact with the inner wall of the base 4, an upper pressing cover 2 and a lower pressing cover 7 are both made of metal materials, the upper pressing cover 2 and the lower pressing cover 7 are both square in shape, the lower pressing cover 7 is larger than the upper pressing cover 2 in shape, the two clamping jaws 3 are both of a structure made of metal materials, the two clamping jaws 3 can move left and right on the upper end of the base 4, the two clamping jaws 3 are both trapezoidal in cross-section shapes, all be provided with the hole on two clamping jaws 3, the front end of base 4 runs through there are two screws, and the design has the breach on the inner wall of base 4, is provided with the guide way on two clamping jaws 3, and the one end of piston ring 6 is provided with the guide way.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, be connected base 4 and equipment, Anhui just can begin to work, inside connecting screw B5 in work, piston ring 6, transmission shaft 8 and sealing washer 9 reciprocate in base 4, make two clamping jaw 3 realize pressing from both sides the action of getting and loosening, two clamping jaw 3 press from both sides and get when transmission shaft 8 moves upwards, two clamping jaw 3 loosen when transmission shaft 8 moves downwards, transmission shaft 8 and base 4, cooperation mode transition fit, realize reciprocating motion's direction, sealing washer 9 and base 4 inner wall contact that piston ring 6 was last, form a cavity relatively sealed mutually, the design has the breach on base 4 inner wall, communicate with each other with radial hole. Have through the regulation of admitting air, promote piston ring 6 and drive transmission shaft 8 and carry out reciprocating motion piston ring 6's one end and for the guide way design, cooperate the use with clamping jaw 3, clamping jaw 3 also has the guide way of design equally, is reciprocating motion's in-process at transmission shaft 8, drives clamping jaw 3 and realizes opening and shutting the action, has just so realized multiple mounting means, locks down mounting means such as lock, side lock.

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 (6)

1. The utility model provides a novel pneumatic clamping jaw, includes gland (2) and base (4), its characterized in that: an upper gland (2) is arranged at the central position of the upper end of the base (4), connecting screws A (1) penetrate through four corners of the upper gland (2), the upper gland (2) is fixed with the base (4) through the four connecting screws A (1), clamping jaws (3) are arranged on the left side and the right side of the upper gland (2), the two clamping jaws (3) penetrate through the upper end of the base (4), a transmission shaft (8) is arranged below the upper gland (2), a piston ring (6) is arranged at the lower end of the transmission shaft (8), a sealing ring (9) is sleeved on the piston ring (6), a connecting screw B (5) penetrates through the lower end of the piston ring (6), the piston ring (6) is connected with the transmission shaft (8) through the connecting screw B (5), a lower gland (7) is arranged at the lower end of the base (4), connecting screws C (10) penetrate through four corners of the lower pressing cover (7), and the lower pressing cover (7) is fixed with the base (4) through the four connecting screws C (10).

2. A novel pneumatic jaw according to claim 1, characterized in that: the connecting screw A (1), the connecting screw B (5) and the connecting screw C (10) are all structures formed by metal materials, the connecting screw A (1), the connecting screw B (5) and the connecting screw C (10) are the same in shape and size, and the connecting screw B (5), the piston ring (6), the transmission shaft (8) and the sealing ring (9) are located inside the base (4).

3. A novel pneumatic jaw according to claim 1, characterized in that: the connecting screw B (5), the piston ring (6), the transmission shaft (8) and the sealing ring (9) can move up and down in the base (4), the sealing ring (9) is of a structure made of rubber materials, and the outer wall of the sealing ring (9) is in contact with the inner wall of the base (4).

4. A novel pneumatic jaw according to claim 1, characterized in that: the upper gland (2) and the lower gland (7) are both of a structure formed by metal materials, the upper gland (2) and the lower gland (7) are both square, and the lower gland (7) is larger than the upper gland (2).

5. A novel pneumatic jaw according to claim 1, characterized in that: two clamping jaw (3) are the structure that the metal material constitutes, two clamping jaw (3) all can remove about the upper end of base (4), two the cross sectional shape of clamping jaw (3) is trapezoidal, two all be provided with the hole on clamping jaw (3).

6. A novel pneumatic jaw according to claim 1, characterized in that: two screws penetrate through the front end of the base (4), a notch is designed in the inner wall of the base (4), a guide groove is formed in the clamping jaw (3), and a guide groove is formed in one end of the piston ring (6).

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