CN212762303U

CN212762303U - Pneumatic clamp capable of automatically clamping

Info

Publication number: CN212762303U
Application number: CN202021328002.0U
Authority: CN
Inventors: 李霄霄
Original assignee: Shanghai Yueyang Mechanical Engineering Design Co ltd
Current assignee: Shanghai Chanan Industry And Trade Development Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-23
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a pneumatic clamp capable of automatically clamping, which comprises a support plate and an operation, wherein the central position of the bottom end of the support plate is fixedly connected with a fixed block, the fixed block is connected with an operation platform through an adjusting device, the adjusting device comprises a first groove, a screw rod, a control block and two first supporting rods, one side of the upper end of the support plate is fixedly connected with a fixed plate, one side of the fixed plate is fixedly connected with two second clamping blocks, the other side of the upper end of the support plate is fixedly connected with a cylinder, the output end of the cylinder is fixedly connected with a movable plate, one side of the movable plate close to the second clamping blocks is correspondingly fixed with two first clamping blocks, and the opposite sides of the two first clamping blocks and the two second clamping blocks are respectively provided with a clamping component. The adaptability is stronger.

Description

Pneumatic clamp capable of automatically clamping

Technical Field

The utility model relates to a but air jig of automatic clamping belongs to anchor clamps technical field.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig (qi a/j ǜ). In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, etc., of which machine tool jigs are the most common, often simply called jigs. When a workpiece is machined on a machine tool, the workpiece needs to be assembled (positioned) and firmly clamped (clamped) before machining in order to enable the surface of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing. The pneumatic clamp is widely applied due to the advantages of simple operation and convenient realization of automatic control.

When the pipeline type workpiece is clamped, the workpiece cannot be clamped well through one clamp, the clamping stability cannot be guaranteed, and the machining process is influenced due to the fact that the workpiece is easy to shake in the machining process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but air jig of self-holding to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a but air jig of automatic clamping, includes backup pad and operation, backup pad bottom central point puts the fixedly connected with fixed block, be connected through adjusting device between fixed block and the operation panel, backup pad upper end one side fixedly connected with fixed plate, two second grip blocks of fixed plate one side fixedly connected with, backup pad upper end opposite side fixedly connected with cylinder, cylinder output end fixedly connected with fly leaf, one side correspondence that the fly leaf is close to the second grip block is fixed with two first grip blocks, two first grip block and two second grip block opposite sides all are equipped with the centre gripping subassembly.

Preferably, adjusting device includes first recess, screw rod, control block and two first branches, the operation panel upper end is equipped with first recess, first recess inner wall rotates and is connected with the screw rod, the one end tip fixedly connected with control block that the operation panel was stretched out to the screw rod, the screw rod both sides all are equipped with first branch, two the equal fixed connection of first branch is on first recess inner wall, the fixed block cover is established on screw rod and two first branches.

Preferably, the fixed block is in threaded connection with the screw, and the fixed block is in sliding connection with the two first supporting rods.

Preferably, four the centre gripping subassembly all includes telescopic link, grip block and spring, four the telescopic link is fixed connection respectively on two first grip blocks and two second grip blocks, four the equal fixedly connected with grip block of telescopic link flexible end, four the telescopic link periphery all is equipped with the spring.

Preferably, the two first clamping blocks and the two second clamping blocks are provided with a V shape.

Preferably, the position that the backup pad upper end corresponds the fly leaf is equipped with two second recesses, two equal fixedly connected with second branch in the second recess, two slider of fly leaf bottom fixedly connected with, two the slider overlaps respectively and is established on two second branches, and two the slider all with correspond second branch sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cylinder promotes the fly leaf and is close to towards the fixed plate, corresponding first grip block and second grip block then can contact and the centre gripping to the tubular product outer wall, first grip block and second grip block are all established to "V" shape, more with tubular product outside area of contact, two first grip blocks and two second grip blocks carry out the centre gripping to the tubular product, the centre gripping effect is better, guarantee the centre gripping effect, simultaneously through the centre gripping subassembly on first grip block and the second grip block, can further carry out the centre gripping to the tubular product, can also adapt to the tubular product of different diameters, adaptability is stronger.

2. The utility model discloses be equipped with adjusting device on the operation panel, including first recess, screw rod, control block and two first branches, drive the screw rod through the control block and rotate, the screw rod drives the fixed block and removes to drive the backup pad and remove, can adjust the processing position of tubular product.

Drawings

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

FIG. 2 is a schematic view of the structure of the A-A surface of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the movable plate mounting structure of the present invention;

fig. 5 is a schematic structural view of the clamping assembly of the present invention.

In the figure: 1. an operation table; 2. an adjustment device; 21. a control block; 22. a first groove; 23. a screw; 24. a first support bar; 3. a fixed block; 4. a clamping assembly; 41. a clamping plate; 42. a spring; 43. a telescopic rod; 5. a slider; 6. a cylinder; 7. a movable plate; 8. a first clamping block; 9. a second clamping block; 10. a fixing plate; 11. a support plate; 12. a second groove; 13. a second support bar.

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. 1-5, the present invention provides a technical solution: a pneumatic clamp capable of automatically clamping comprises a supporting plate 11 and an operation, wherein a fixed block 3 is fixedly connected to the central position of the bottom end of the supporting plate 11, the fixed block 3 is connected with an operation table 1 through an adjusting device 2, a fixed plate 10 is fixedly connected to one side of the upper end of the supporting plate 11, two second clamping blocks 9 are fixedly connected to one side of the fixed plate 10, an air cylinder 6 is fixedly connected to the other side of the upper end of the supporting plate 11, a movable plate 7 is fixedly connected to the output end of the air cylinder 6, two first clamping blocks 8 are correspondingly fixed to one side, close to the second clamping blocks 9, of the movable plate 7, clamping components 4 are arranged on the opposite sides of the two first clamping blocks 8 and the two second clamping blocks 9, the movable plate 7 is pushed to be close to the fixed plate 10 through the air cylinder 6, the corresponding first clamping blocks 8 and the second clamping blocks 9 can contact and clamp the outer wall of a, more with tubular product outside area of contact, two first grip blocks 8 and two second grip blocks 9 carry out the centre gripping to tubular product, and the centre gripping effect is better, guarantees the centre gripping effect, simultaneously through the centre gripping subassembly 4 on first grip block 8 and the second grip block 9, can be further carry out the centre gripping to tubular product.

The upper end of the supporting plate 11 is provided with two second grooves 12 corresponding to the position of the movable plate 7, second supporting rods 13 are fixedly connected in the two second grooves 12, two sliders 5 are fixedly connected to the bottom end of the movable plate 7, the two sliders 5 are respectively sleeved on the two second supporting rods 13, the two sliders 5 are respectively connected with the corresponding second supporting rods 13 in a sliding manner, the movable plate 7 is guided to prevent the movable plate 7 from deviating in the moving process, the two first clamping blocks 8 and the two second clamping blocks 9 are respectively provided with a V shape, the contact area with a pipe is larger, the clamping effect is better, the four clamping assemblies 4 respectively comprise telescopic rods 43, clamping plates 41 and springs 42, the four telescopic rods 43 are respectively and fixedly connected to the two first clamping blocks 8 and the two second clamping blocks 9, the telescopic ends of the four telescopic rods 43 are respectively and fixedly connected with the clamping plates 41, and the peripheries of the four telescopic rods 43 are respectively sleeved with the, the outer wall of the pipe extrudes the two clamping plates 41, the two extrusion plates extrude the corresponding springs 42, the two clamping plates 41 further extrude and clamp the outer wall of the pipe through the restoring force of the springs 42, and the clamping effect is ensured, the adjusting device 2 comprises a first groove 22, a screw 23, a control block 21 and two first supporting rods 24, the upper end of the operating platform 1 is provided with the first groove 22, the inner wall of the first groove 22 is rotatably connected with the screw 23, the end part of the screw 23 extending out of the operating platform 1 is fixedly connected with the control block 21, the two sides of the screw 23 are provided with the first supporting rods 24, the two first supporting rods 24 are fixedly connected to the inner wall of the first groove 22, the fixing block 3 is sleeved on the screw 23 and the two first supporting rods 24, the fixing block 3 is in threaded connection with the screw 23, the fixing block 3 is in sliding connection with the two first supporting rods 24, the screw 23 is driven to, thereby driving the supporting plate 11 to move and adjusting the processing position of the pipe.

Specifically, the utility model discloses during the use, place tubular product in backup pad 11, start cylinder 6, cylinder 6 promotes fly leaf 7 and is close to towards fixed plate 10, corresponding first grip block 8 and second grip block 9 then can contact and the centre gripping to the tubular product outer wall, and simultaneously, the tubular product outer wall extrudees two grip blocks 41, two squeeze plates extrude corresponding spring 42, the restoring force through spring 42 makes two grip blocks 41 further extrude and the centre gripping to the tubular product outer wall, guarantee the centre gripping effect, the centre gripping is accomplished the back, close cylinder 6, according to actual need, rotate screw rod 23 through control block 21, screw rod 23 drives fixed block 3 and removes, thereby drive backup pad 11 and remove, can adjust the processing position of tubular product.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A pneumatic clamp capable of automatically clamping comprises a support plate (11) and an operation, and is characterized in that, the center of the bottom end of the supporting plate (11) is fixedly connected with a fixed block (3), the fixed block (3) is connected with the operating platform (1) through an adjusting device (2), one side of the upper end of the supporting plate (11) is fixedly connected with a fixing plate (10), one side of the fixing plate (10) is fixedly connected with two second clamping blocks (9), the other side of the upper end of the supporting plate (11) is fixedly connected with a cylinder (6), the output end of the cylinder (6) is fixedly connected with a movable plate (7), two first clamping blocks (8) are correspondingly fixed on one side, close to the second clamping block (9), of the movable plate (7), and clamping assemblies (4) are arranged on the opposite sides of the two first clamping blocks (8) and the two second clamping blocks (9).

2. The pneumatic clamp capable of being automatically clamped according to claim 1, wherein the pneumatic clamp comprises: adjusting device (2) include first recess (22), screw rod (23), control block (21) and two first branch (24), operation panel (1) upper end is equipped with first recess (22), first recess (22) inner wall rotates and is connected with screw rod (23), screw rod (23) stretch out one end tip fixedly connected with control block (21) of operation panel (1), screw rod (23) both sides all are equipped with first branch (24), two the equal fixed connection of first branch (24) is on first recess (22) inner wall, fixed block (3) cover is established on screw rod (23) and two first branch (24).

3. The pneumatic clamp capable of being automatically clamped according to claim 2, wherein the pneumatic clamp comprises: the fixed block (3) is in threaded connection with the screw (23), and the fixed block (3) is in sliding connection with the two first supporting rods (24).

4. The pneumatic clamp capable of being automatically clamped according to claim 1, wherein the pneumatic clamp comprises: four centre gripping subassembly (4) all include telescopic link (43), grip block (41) and spring (42), four telescopic link (43) is fixed connection respectively on two first grip blocks (8) and two second grip blocks (9), four the equal fixedly connected with grip block (41), four of telescopic link (43) flexible end the peripheral all cover of telescopic link (43) is equipped with spring (42).

5. The pneumatic clamp capable of being automatically clamped according to claim 1, wherein the pneumatic clamp comprises: the two first clamping blocks (8) and the two second clamping blocks (9) are both provided with a V shape.

6. The pneumatic clamp capable of being automatically clamped according to claim 1, wherein the pneumatic clamp comprises: the position that backup pad (11) upper end corresponds fly leaf (7) is equipped with two second recess (12), two equal fixedly connected with second branch (13) in second recess (12), two slider (5) of fly leaf (7) bottom fixedly connected with, two slider (5) are established respectively on two second branch (13), and two slider (5) all with correspond second branch (13) sliding connection.