CN217914130U - Accurate self-centering clamping mechanism - Google Patents

Abstract

The utility model belongs to the field of hardware processing and manufacturing, in particular to an accurate self-centering clamping mechanism, which comprises a base and a double-end pressing block, wherein the top of the base is provided with a lifting mechanism, the side of the lifting mechanism is provided with a fixed frame, the top of the fixed frame is movably provided with a processing clamp, the side of the fixed frame is provided with a second cylinder body, the middle part of the second cylinder body is provided with a connecting rod, the double-end pressing block is arranged at the end part of the connecting rod, and a clamping rod penetrates through the middle part of the double-end pressing block; the utility model is provided with the double-end pressing block, combines the original two sets of clamps into one set of clamps, only needs clamping for 1 time in the processing process, and can effectively position by means of the precision of the clamps, thereby avoiding bad artificial clamping; simultaneously to not enough on the clamping of ordinary anchor clamps scheme, this novel clamping machine constructs can use 1 sharing base, can process 5 sides of same product through the four-axis machine rotation, prevents slow-witted clamping, fixes a position accurately, and work intensity of labour alleviates greatly.

Description

Accurate self-centering clamping mechanism

Technical Field

The utility model relates to a hardware processing makes the field, specifically is an accurate clamping machine that makes by oneself.

Background

This type of machining anchor clamps kind is many in the trade at present, and the anchor clamps requirement to different products is different, in order to satisfy different customers, just needs to develop multiple anchor clamps in order to satisfy the market demand to the operation is used in better five metals centre gripping processing of carrying on, guarantees the machining precision.

The existing hardware processing and manufacturing method has the problems that the clamping is needed for 2-3 times in the same clamping position production process, the product processing efficiency and the repeated positioning precision cannot be guaranteed, the production efficiency is very low, and the use is influenced to a certain extent.

Therefore, a precise self-centering clamping mechanism is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art, the problems that the same clamping position is required to be clamped for 2-3 times in the machining operation process in the hardware machining and manufacturing process, the product machining efficiency and the repeated positioning precision cannot be guaranteed, the production efficiency is low, and certain influence is caused on the use are solved.

The utility model provides a technical scheme that its technical problem adopted is: a accurate self-centering clamping machine construct, including base and double-end briquetting, the top of base is provided with elevating system, and elevating system's avris is provided with the mount, the top activity of mount is provided with the machining fixture, the avris of mount is provided with the second cylinder body, and the middle part of second cylinder body is provided with the connecting rod, the double-end briquetting sets up in the tip of connecting rod, and the middle part of double-end briquetting runs through there is the kelly.

Preferably, the lifting mechanism comprises a first cylinder body, a rotating rod and a single-head pressing block, the rotating rod is in transmission connection with the first cylinder body, and the end part of the rotating rod is connected with the single-head pressing block.

Preferably, the single-head pressure block forms a rotating structure with the first cylinder body through the rotating rod, and the rotating range of the single-head pressure block is 0-90 degrees.

Preferably, the processing clamp forms a clamping structure with the fixing frame through the single-head pressing block, and the processing clamp and the fixing frame are perpendicular to each other.

Preferably, the double-end pressing block forms a detachable structure through the clamping rod and the connecting rod, and the double-end pressing block and the connecting rod are perpendicular to each other.

Preferably, the two lifting mechanisms are arranged on the same side of the processing clamp side by side.

Preferably, the lower end faces of the double-head pressing block and the single-head pressing block are parallel to the top face of the machining clamp.

The utility model discloses an useful part lies in:

1. the utility model discloses be provided with elevating system, can directly place the processing anchor clamps on the mount during use, control outside single-end briquetting and carry out rotatory lift adjustment through bull stick and first cylinder body this moment, carry out the centre gripping of processing anchor clamps through the elevating system of symmetry setting with this and fix, can effectively play the fixed action, equipment is provided with multiunit jacking equipment simultaneously, wherein the cylinder model is SRC-R-32-15, can effectively merge former two sets of anchor clamps into one set of anchor clamps, only need the clamping 1 time in the course of working, can effectively fix a position with the help of the anchor clamps precision simultaneously, avoid artificial clamping badly, better improvement availability factor, guarantee the stability of using, reduce the manual operation frequency, better improvement process speed and efficiency;

2. the utility model discloses be provided with the double-end briquetting, when pressing when using, because the synthetic one set of anchor clamps of multiunit fixture, middle part double-end briquetting adopts the double-end setting, the centre gripping of the machining anchor clamps at both ends that compromise that can be better is fixed, guarantees the stability of installation, and the double-end briquetting passes through the kelly and stably installs in the tip of connecting rod, has guaranteed the stability of using, improves machining efficiency, and the equipment is whole to the not enough on ordinary anchor clamps scheme clamping, this novel anchor clamps adopt 1 sharing base of CNC four-axis machine, can process 5 sides of same product through the four-axis machine rotation, prevent slow-witted clamping, fix a position accurately, work intensity of labour alleviates greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic perspective view of an embodiment;

FIG. 2 is a schematic diagram of an embodiment of a lifting mechanism;

FIG. 3 is a schematic structural diagram of the connection of a connecting rod and a double-headed pressing block according to the embodiment.

In the figure: 1. a base; 2. a lifting mechanism; 201. a first cylinder; 202. a rotating rod; 203. single-end briquetting; 3. a fixed mount; 4. processing a clamp; 5. a second cylinder; 6. a connecting rod; 7. double-end briquetting; 8. and (5) clamping the rod.

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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-2, a precise self-centering clamping mechanism comprises a base 1, a lifting mechanism 2, a fixing frame 3, a processing clamp 4, a second cylinder 5, a connecting rod 6, a double-head pressing block 7 and a clamping rod 8, wherein the lifting mechanism 2 is arranged at the top of the base 1, the fixing frame 3 is arranged at the side of the lifting mechanism 2, and the processing clamp 4 is movably arranged at the top of the fixing frame 3;

the lifting mechanism 2 comprises a first cylinder 201, a rotating rod 202 and a single-head pressing block 203, wherein the rotating rod 202 is in transmission connection with the first cylinder 201, and the end part of the rotating rod 202 is connected with the single-head pressing block 203; the first cylinder 201 can be a rotary cylinder, and the rotary output end of the first cylinder is connected with the rotary rod 202.

The single-head pressing block 203 forms a rotating structure with the first cylinder body 201 through the rotating rod 202, the rotating range of the single-head pressing block 203 is 0-90 degrees, angle adjustment is convenient, and loading and unloading of the machining clamp 4 are facilitated;

processing anchor clamps 4 constitute the block structure through between single-end briquetting 203 and the mount 3, and mutually perpendicular sets up between processing anchor clamps 4 and the mount 3, and the elevating system 2 through the symmetry setting carries out the centre gripping of processing anchor clamps 4 fixed, can effectively play the fixed action.

For the convenience of accurate clamping and stability improvement, the lifting mechanisms 2 are arranged into two and arranged on the same side of the processing clamp 4 side by side.

Example two

Referring to fig. 1 and 3, in a first comparative example, as another embodiment of the present invention, a second cylinder 5 is disposed at the side of a fixing frame 3, a connecting rod 6 is disposed at the middle of the second cylinder 5, a double-headed pressing block 7 is disposed at the end of the connecting rod 6, and a clamping rod 8 penetrates through the middle of the double-headed pressing block 7;

double-end briquetting 7 passes through to constitute detachable construction between kelly 8 and the connecting rod 6, and mutually perpendicular sets up between double-end briquetting 7 and the connecting rod 6, and middle part double-end briquetting 7 adopts the double-end setting, and the centre gripping of compromise machining anchor clamps 4 at both ends that can be better is fixed.

And the lower end surfaces of the double-head pressing block 7 and the single-head pressing block 203 are parallel to the top surface of the processing clamp 4, so that the acting force is more stable.

The working principle is that when the processing fixture is used, the processing fixture 4 can be directly placed on the fixing frame 3, the outer-side single-head pressing block 203 is controlled to rotate, lift and adjust with the first cylinder body 201 through the rotating rod 202, so that the processing fixture 4 is clamped and fixed through the symmetrically arranged lifting mechanisms 2, the fixing effect can be effectively achieved, meanwhile, 5 groups of lifting equipment are arranged on the equipment, the model of an air cylinder is SRC-R-32-15, the original two sets of fixtures can be effectively combined into one set of fixtures, only 1 clamping is needed in the processing process, meanwhile, the precision positioning of the fixtures can be effectively achieved, the manual clamping is avoided, the using efficiency is better improved, the using stability is guaranteed, the manual operation frequency is reduced, and the processing speed and the processing efficiency are better improved;

when pressing and moving the use, because 5 synthetic one set of anchor clamps of fixture, middle part double-end briquetting 7 adopts the double-end setting, the centre gripping of the machining anchor clamps 4 of compromise both ends that can be better is fixed, guarantee the stability of installation, double-end briquetting 7 passes through 8 stable installations in the tip of connecting rod 6 of kelly, guaranteed the stability of using, improve machining efficiency, the whole not enough to on the ordinary anchor clamps scheme clamping of equipment, this novel anchor clamps adopt 1 sharing base 1 of CNC four-axis machine, can process 5 sides of same product through the rotation of four-axis machine, prevent slow-witted clamping, fix a position accurately, work intensity of labour alleviates greatly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (7)

1. The utility model provides a precision is from feeling relieved clamping machine structure which characterized in that: including base (1) and double-end briquetting (7), the top of base (1) is provided with elevating system (2), and the avris of elevating system (2) is provided with mount (3), the top activity of mount (3) is provided with adds clamping apparatus (4), the avris of mount (3) is provided with second cylinder (5), and the middle part of second cylinder (5) is provided with connecting rod (6), double-end briquetting (7) set up in the tip of connecting rod (6), and the middle part of double-end briquetting (7) runs through has kelly (8).

2. The precise self-centering clamping mechanism according to claim 1, characterized in that: the lifting mechanism (2) comprises a first cylinder body (201), a rotating rod (202) and a single-head pressing block (203), the rotating rod (202) is in transmission connection with the first cylinder body (201), and the end part of the rotating rod (202) is connected with the single-head pressing block (203).

3. The precise self-centering clamping mechanism according to claim 2, characterized in that: the single-head pressure block (203) forms a rotating structure with the first cylinder body (201) through the rotating rod (202), and the rotating range of the single-head pressure block (203) is 0-90 degrees.

4. The precise self-centering clamping mechanism according to claim 3, wherein: the processing clamp (4) is in a clamping structure with the fixing frame (3) through the single-head pressing block (203), and the processing clamp (4) and the fixing frame (3) are perpendicular to each other.

5. The precision self-centering clamping mechanism according to claim 4, wherein: double-end briquetting (7) constitute detachable construction through between kelly (8) and connecting rod (6), and mutually perpendicular sets up between double-end briquetting (7) and connecting rod (6).

6. The precise self-centering clamping mechanism according to claim 5, wherein: the two lifting mechanisms (2) are arranged on the same side of the machining clamp (4) side by side.

7. The precision self-centering clamping mechanism according to claim 6, wherein: the lower end faces of the double-head pressing block (7) and the single-head pressing block (203) are parallel to the top face of the machining clamp (4).

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