CN215357364U - A mounting fixture and lathe for machining - Google Patents
A mounting fixture and lathe for machining Download PDFInfo
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- CN215357364U CN215357364U CN202121838573.3U CN202121838573U CN215357364U CN 215357364 U CN215357364 U CN 215357364U CN 202121838573 U CN202121838573 U CN 202121838573U CN 215357364 U CN215357364 U CN 215357364U
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Abstract
The utility model discloses a fixing clamp and a machine tool for machining, which solve the problem of complex clamp structure in the prior art, have the beneficial effects of stably clamping workpieces and ensuring clamping force, and have the following specific schemes: the utility model provides a mounting fixture for machining, includes the organism, and the one end of organism sets up the pressure backup pad, and the pressure backup pad is higher than the organism setting, and the organism sets up location fixture, and location fixture is slider-crank mechanism, and the organism surface sets up the spout, and the spout is located to the slider in the slider-crank mechanism, forms the space that is used for the centre gripping work piece between slider and the pressure backup pad.
Description
Technical Field
The utility model relates to the field of machining, in particular to a fixing clamp for machining and a machine tool.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
Machining refers to a process of changing the outer dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes. In the production process, all the technological processes of changing the shape, size, position, property and the like of a production object by mechanical equipment to form a finished product or a semi-finished product are mechanical processing.
The jig is a device for fixing a processing object to occupy a correct position to receive construction or inspection in a machine manufacturing process. The positioning fixture for machining is used for clamping and fixing a machined part, and in cutting machining such as punching of plates and block-shaped workpieces, the inventor finds that the existing fixing fixture is complex in structure, complex to operate and low in production efficiency; and the clamping force is small, so that the stability of the machining process is poor, and the machining error is large.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a fixing clamp for machining, which can solve the problems of poor stability and large machining error in the machining process caused by complex structure and small clamping force of the conventional fixing clamp in the cutting machining of punching and the like on plates and block-shaped workpieces in the prior art.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a mounting fixture for machining, includes the organism, and the one end of organism sets up the pressure backup pad, and the pressure backup pad is higher than the organism setting, and the organism sets up location fixture, and location fixture is slider-crank mechanism, and the organism surface sets up the spout, and the spout is located to the slider in the slider-crank mechanism, forms the space that is used for the centre gripping work piece between slider and the pressure backup pad.
Foretell mounting fixture sets up location fixture through the organism, and location fixture is slider-crank mechanism, has injectd the removal route of slider through the spout, progressively removes to the pressure support board direction by the slider, realizes pressing from both sides the clamp to the effective of work piece through slider and pressure support board, and overall structure is simple, sets up rationally, is favorable to improving production efficiency.
According to the fixing clamp for machining, the slider-crank mechanism comprises a driving power source, the driving power source is installed inside the machine body and connected with a crank, the crank is movably connected with a connecting rod, the connecting rod is connected with a slider, and the driving power source is installed inside the machine body, so that space is greatly saved.
According to the fixing clamp for machining, the machine body is provided with the open groove, the crank is arranged through the open groove, and the open groove is provided with a set length, so that the rotation range of the crank is limited, and the moving distance of the sliding block is further limited.
According to the fixing clamp for machining, the crank is hinged to the connecting rod, the connecting rod is hinged to the surface of the sliding block, the connecting rod is located above the sliding block, downward acting force is applied to the sliding block by the connecting rod in the moving process of the sliding block, and meanwhile the sliding block can be guaranteed to stably move along the sliding groove under the limitation of the sliding groove.
According to the fixing clamp for machining, the arrangement of the crank and the connecting rod is considered, the moving stability of the sliding block is guaranteed, the open slot is located on the side portion of the sliding groove, and the length direction central axis of the open slot and the length direction central axis of the sliding groove are located in the same plane.
According to the fixing clamp for machining, the depth of the sliding groove is smaller than that of the open groove, the open groove penetrates through the upper surface of the machine body, and the sliding groove does not penetrate through the machine body.
As the fixing clamp for machining further comprises the auxiliary clamping mechanism, the auxiliary clamping mechanism is supported by the machine body and matched with the positioning clamping mechanism through the auxiliary clamping mechanism, the two clamping mechanisms clamp the workpiece, clamping force on the workpiece is effectively guaranteed, and machining stability is good.
According to the fixing clamp for machining, the machine body is provided with the auxiliary supporting plate at the other end opposite to the pressure supporting plate, the auxiliary supporting plate is higher than the machine body, the auxiliary clamping mechanism comprises the screw rod penetrating through the auxiliary supporting plate, and a space for clamping a workpiece is formed between the end of the screw rod and the pressure supporting plate.
According to the fixing clamp for machining, the auxiliary clamping mechanism is located on the side portion of the crank block mechanism, so that the auxiliary clamping mechanism is matched with the crank block mechanism, and the auxiliary clamping mechanism and the crank block mechanism are jointly used for clamping a workpiece.
According to the fixing clamp for machining, the manual rotating wheel is arranged at one end of the screw rod, and the screw rod can be conveniently rotated through the manual rotating wheel.
In a second aspect, the utility model also provides a machine tool comprising the fixing clamp for machining.
The beneficial effects of the utility model are as follows:
1) according to the utility model, through the arrangement of the positioning and clamping mechanism, the positioning and clamping mechanism is a slider-crank mechanism, the machine body is provided with the sliding groove, the sliding groove limits the moving path of the sliding block, the sliding block gradually moves towards the pressure supporting plate through the rotation of the crank, and the workpiece is clamped through the sliding block and the pressure supporting plate.
2) The crank block mechanism and the auxiliary clamping mechanism are matched with each other to clamp the workpiece together, so that the workpiece is effectively clamped, especially the plate and block workpieces are subjected to cutting processing such as punching, and the clamping force is large, the processing stability is good, the processing error is small, and the precision is high.
3) According to the utility model, the auxiliary clamping mechanism is arranged at the side part of the positioning and clamping mechanism, so that part of workpieces can be clamped by the positioning and clamping mechanism alone or by both the positioning and clamping mechanism and the positioning and clamping mechanism, the overall flexibility is high, and the application range is wide.
4) According to the utility model, the pressure support plate is arranged at one end of the machine body, plays a role in positioning a workpiece, and can be matched with the sliding block and the auxiliary clamping mechanism to clamp the workpiece; the other end of the machine body is provided with the auxiliary supporting plate, the auxiliary supporting plate can effectively and stably support the screw rod, and the stability of the screw rod when a workpiece is clamped is guaranteed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic view of a fixture for machining according to one or more embodiments of the present disclosure.
FIG. 2 is an exploded schematic view of a fixture for machining according to one or more embodiments of the present disclosure.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.
Wherein: 1-body; 2-a slide block; 3-a connecting rod; 4-a crank; 5-bolt; 6-a nut; 7-an auxiliary support plate; 8-socket head cap screw; 9-a manual rotating wheel; 10-a screw rod; 11-pressure support plate.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the utility model expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
as described in the background art, the prior art has the problems of complex structure and small clamping force, and in order to solve the technical problems, the utility model provides a fixing clamp for machining.
Example one
In a typical embodiment of the present invention, referring to fig. 1 and 2, a fixing fixture for machining includes a machine body 1, a driving motor and a reduction gear are disposed in the machine body 1, a first threaded hole is formed in one side of the machine body for mounting a pressure support plate 11, the pressure support plate 11 is higher than the machine body, a second threaded hole is formed in the other side of the machine body for mounting an auxiliary support plate 7, and an output end of the reduction gear is connected to a positioning and clamping mechanism.
One end of the machine body 1 is provided with a pressure support plate 11, the pressure support plate 11 is higher than the machine body, a first circular through hole is formed in the side portion, located at the machine body 1, of the pressure support plate, and a screw penetrates through the first circular through hole and a first threaded hole of the machine body, so that the machine body and the pressure support plate are fastened to one end of the machine body.
Further, the organism upper surface sets up the spout, location fixture is slider-crank mechanism, slider-crank mechanism includes crank 4, connecting rod 3 and slider 2, the slider can realize straight reciprocating motion along the spout, crank 4 passes through shaft coupling and reduction gear and connects, the other end is articulated with connecting rod 3, the connecting rod is articulated with the slider, driving motor works, it rotates to drive crank 4, and drive the slider along the spout removal through the connecting rod, the inboard of pressure backup pad is arranged in to the work piece, the organism surface, realize the centre gripping to the work piece by slider and pressure backup pad.
It is understood that the crank-slider mechanism is a prior art, and in this embodiment, the crank and the connecting rod are both rod-shaped, and both the crank and the connecting rod have a set length.
Wherein, the crank is connected through bolt 5 with the articulated junction of connecting rod, the slider is kept away from the surface of spout and is set up the convex part, threaded hole is opened to the convex part, the tip of connecting rod sets up the screw hole equally, the bolt passes the screw hole of connecting rod one end and convex part to fix through nut 6, the connecting rod is located the top of slider like this, at slider 2 removal in-process, connecting rod 3 for having applyed decurrent effort to slider 2, simultaneously under the injecing of spout, guarantee that slider 2 can stably move along the spout.
Specifically, the machine body 1 has a set length, width and height, the interior of the machine body 1 is hollow, and a driving motor is arranged in the machine body, of course, the driving motor can also be replaced by other types of driving power sources, the driving motor is connected with a reduction gear, and the reduction gear is a reduction gearbox.
The upper surface of organism 1 is opened there is the open slot, and crank 4 in the slider-crank mechanism passes the open slot setting, and the open slot has the length of setting for, and the length direction syntropy of length direction and the length direction of connecting rod of open slot can inject articulate rotation range through the open slot, and then has restricted the displacement of slider 2 along the spout.
In addition, it can be understood that, considering the arrangement of the crank and the connecting rod and ensuring the stability of the movement of the sliding block, the open slot is positioned at the side part of the sliding chute, and the central axis of the length direction of the open slot and the central axis of the length direction of the sliding chute are positioned in the same plane; the depth of the sliding groove is smaller than that of the open groove, the open groove penetrates through the upper surface of the machine body, but the sliding groove does not penetrate through, in order to reliably clamp a workpiece, the sliding block is provided with a set length (along the width direction of the machine body), the length of the sliding block is larger than the width of the connecting rod 3 and the width of the crank 4, and the width of the corresponding sliding groove is larger than that of the open groove.
The width of the sliding groove is matched with the length of the sliding block 2, the length of the sliding block 2 is less than or equal to the width of the sliding groove, and the height of the sliding block 2 is higher than the height of the sliding groove.
In some examples, the sliding groove is arranged along the length direction of the machine body, an opening is arranged on one side of the sliding groove, and a pressure support plate is arranged at the opening.
An auxiliary supporting plate 7 is installed at the other end of the machine body, the longitudinal section of the machine body is U-shaped through the arrangement of the auxiliary supporting plate and the pressure supporting plate, a second circular through hole is formed in the side portion, located on the machine body, of the auxiliary supporting plate 7, and a screw, such as an inner hexagon screw 8, penetrates through the second circular through hole and a second threaded hole in the side portion of the machine body, so that the auxiliary supporting plate 7 is fastened at the other end of the machine body 1;
the auxiliary clamping mechanism is supported by the auxiliary supporting plate 7, the auxiliary clamping mechanism comprises a screw rod 10 and a manual rotating wheel 9, the screw rod 10 is positioned at the side part of the slider-crank mechanism, and the screw rod 10 is positioned above the machine body 1.
The auxiliary supporting plate 7 is provided with a third threaded hole, the third threaded hole is a through hole, the third threaded hole is used for installing the screw rod 10, for this reason, the inner diameter of the third threaded hole is larger than the inner diameter of the first threaded hole or the second threaded hole, the manual rotating wheel 9 is installed at one end of the screw rod 10, the manual rotating wheel 9 is located on the outer side of the auxiliary supporting plate relative to the machine body after the screw rod 10 passes through the third threaded hole, the manual rotating wheel 9 is rotated to control the movement of the screw rod 10, therefore, a workpiece is clamped between the screw rod and the pressure supporting plate in an auxiliary mode, and the workpiece is clamped in an auxiliary mode.
In addition, in order to ensure that the auxiliary clamping mechanism and the positioning clamping mechanism are effectively matched to stably clamp the workpiece, in some examples, the central axis of the screw rod and the central plane of the width direction of the sliding block are arranged on the same plane.
A use method of a fixing clamp for machining comprises the following steps:
when a workpiece needs to be clamped, the workpiece is placed on one side of the pressure supporting plate and the upper surface of the machine body;
the driving motor is started, the rotating speed is reduced through the reduction gear, the crank sliding block is driven to move through the coupler, so that the sliding block is driven to move towards the workpiece in the sliding groove to clamp and fix the workpiece, the driving motor is closed after clamping, the sliding block stops moving, and the workpiece is preliminarily clamped and fixed;
the manual rotating wheel is rotated, the screw rod moves towards the workpiece, and the workpiece is further clamped through the screw rod and the pressure supporting plate, so that the fixing effect is further realized;
and after the workpiece is machined, starting the motor in the reverse direction, reversely rotating the manual rotating wheel and taking down the workpiece.
Example two
The embodiment provides a mounting fixture for machining, including the organism, the one end of organism sets up the pressure backup pad, and the pressure backup pad is higher than the organism setting, and the organism sets up location fixture, and location fixture is slider-crank mechanism, and the organism surface sets up the spout, and the spout is located to the slider in the slider-crank mechanism, forms the space that is used for the centre gripping work piece between slider and the pressure backup pad.
In this embodiment, only set up location fixture, also can realize the centre gripping to the work piece, solved the comparatively complicated problem of anchor clamps structure among the prior art, mainly be directed against the work piece that the size is less moreover.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a mounting fixture for machining, its characterized in that, includes the organism, and the one end of organism sets up the pressure backup pad, and the pressure backup pad is higher than the organism setting, and the organism sets up location fixture, and location fixture is slider-crank mechanism, and the organism surface sets up the spout, and the spout is located to the slider in the slider-crank mechanism, forms the space that is used for the centre gripping work piece between slider and the pressure backup pad.
2. The stationary fixture for machining according to claim 1, wherein the slider-crank mechanism includes a driving power source, the driving power source is mounted inside the machine body, the driving power source is connected with a crank, the crank is movably connected with a connecting rod, and the connecting rod is connected with the slider.
3. A holding jig for machining according to claim 2 wherein the body is provided with an open slot through which the crank is disposed.
4. A holding jig for machining according to claim 2 wherein the crank is pivotally connected to a connecting rod, the connecting rod being pivotally connected to the surface of the slide.
5. A holding jig for machining according to claim 3, wherein said open groove is located at a side portion of said slide groove, and a longitudinal central axis of the open groove is located in the same plane as a longitudinal central axis of the slide groove.
6. A holding jig for machining according to claim 3, wherein the depth of said slide groove is smaller than the depth of said open groove.
7. A holding jig for use in machining according to claim 1 further comprising an auxiliary clamping mechanism supported by the machine body.
8. A fixing jig for machining according to claim 7, wherein the machine body is provided with an auxiliary support plate at the other end with respect to the pressure support plate, the auxiliary support plate being disposed higher than the machine body, the auxiliary clamping mechanism including a screw rod disposed through the auxiliary support plate.
9. A holding jig for machining according to claim 7 wherein said auxiliary clamping means is located on the side of said slider-crank mechanism.
10. A machine tool comprising a holding fixture for machining according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121838573.3U CN215357364U (en) | 2021-08-06 | 2021-08-06 | A mounting fixture and lathe for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121838573.3U CN215357364U (en) | 2021-08-06 | 2021-08-06 | A mounting fixture and lathe for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215357364U true CN215357364U (en) | 2021-12-31 |
Family
ID=79618124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121838573.3U Active CN215357364U (en) | 2021-08-06 | 2021-08-06 | A mounting fixture and lathe for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215357364U (en) |
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2021
- 2021-08-06 CN CN202121838573.3U patent/CN215357364U/en active Active
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