CN223130082U - Machining positioning device - Google Patents

Abstract

The utility model relates to an embodiment and a machining positioning device, comprising: a pallet; a manipulator adapter, which is arranged on one side of the pallet and connected to the pallet; a positioning portion, which is arranged on the bottom end of the pallet and fixedly connected to the pallet; wherein a scale line is arranged on the surface of one end of the pallet away from the positioning portion, and pin holes and threaded holes are arranged on the scale line, the pin holes and the threaded holes are used to install workpieces or tooling, and the scale line is used to determine the installation position of the workpiece or tooling. The machining positioning device provided in this embodiment can determine the installation position of the workpiece or tooling through the scale lines, pin holes and threaded holes, so that a single non-standard workpiece can also be produced on the automatic line, thereby improving production efficiency.

Description

Machining positioning device

Technical Field

The utility model relates to the field of automatic production lines, in particular to a machining positioning device.

Background

With the development of society, an automatic production line is gradually applied to manufacturing industry, and most of automatic lines on the market are used for producing batch parts at present because the batch parts have universality and interchangeability, the mold changing frequency is extremely low, and the process standardization degree is high.

However, most of machined parts in some industries are single-scattered non-standard parts, almost every part is different in structure, modeling and size, workpieces are hardly universal and interchangeable, and due to the characteristics of the single-scattered non-standard parts, the single-scattered non-standard parts are placed on an automatic line to be produced and installed, so that the automatic line needs to be frequently replaced in or out of the automatic line, and meanwhile, a large amount of installation, clamping correction and processing debugging time is needed, the single-scattered non-standard parts are not easy to position, the automatic line is easy to stop or stand by, and the efficiency of producing the single-scattered non-standard parts is lower.

Disclosure of utility model

Therefore, to overcome at least some of the above drawbacks and disadvantages of the prior art, embodiments of the present utility model provide a machining positioning device to improve the production efficiency of an automatic line for discrete non-standard parts.

On one hand, the machining positioning device provided by the embodiment of the utility model comprises a tray, a manipulator adapter, a positioning part and a positioning part, wherein the manipulator adapter is arranged on one side of the tray and is connected with the tray, the positioning part is arranged on the bottom end of the tray and is fixedly connected with the tray, a scale mark is arranged on one end surface of the tray far away from the positioning part, pin holes and threaded holes are arranged on the scale mark, the pin holes and the threaded holes are used for installing workpieces or tools, and the scale mark is used for determining the installation position of the workpieces or tools.

In some embodiments, the machining positioning device further comprises a clamping tool, wherein the clamping tool is arranged at one end of the tray away from the positioning part, and the clamping tool is detachably connected with the pin hole and the threaded hole respectively.

In some embodiments, the clamping tool is a dovetail tool, the dovetail tool comprises a first fixing seat and a dovetail clamping head, the first fixing seat is detachably connected with the tray, the dovetail clamping head is arranged on one side, away from the tray, of the first fixing seat, and a clamping groove is formed in the dovetail clamping head and used for clamping a workpiece.

In some embodiments, the clamping groove has a groove width of 25-100 mm.

In some embodiments, the dovetail tool comprises a first dovetail tool and a second dovetail tool, the first dovetail tool and the second dovetail tool are arranged on the tray, the first dovetail tool and the second dovetail tool are arranged at intervals, the first dovetail tool and the second dovetail tool are arranged on the same row of scale marks, and the groove width of the clamping groove of the first dovetail tool and the clamping groove of the second dovetail tool are 100 millimeters.

In some embodiments, the dovetail tooling comprises a first dovetail tooling, a second dovetail tooling, a third dovetail tooling, and a fourth dovetail tooling, the first dovetail tooling, the second dovetail tooling, the third dovetail tooling, and the fourth dovetail tooling are all disposed on the tray, the first dovetail tooling and the second dovetail tooling are arranged at intervals, and the first dovetail tooling and the second dovetail tooling are disposed on the same row of the scale marks, the third dovetail tooling and the fourth dovetail tooling are arranged at intervals, and the third dovetail tooling and the fourth dovetail tooling are disposed on the same row of the scale marks; the first dovetail tool, the second dovetail tool, the third dovetail tool and the fourth dovetail tool are arranged on the scale marks in different rows, and the groove widths of clamping grooves of the first dovetail tool, the second dovetail tool, the third dovetail tool and the fourth dovetail tool are 25 millimeters.

In some embodiments, the clamping tool is a vice tool, the vice tool comprises a second fixing seat, a jaw and a positioning block, the second fixing seat is detachably connected with the tray, the jaw is arranged on one side, away from the tray, of the second fixing seat, the positioning block is arranged on one end, adjacent to the side wall of the jaw, of the second fixing seat, the jaw is used for clamping a workpiece, and the positioning block is used for positioning the workpiece arranged in the jaw.

In some embodiments, the vice tool comprises a first vice tool and a second vice tool, wherein the first vice tool and the second vice tool are arranged on the tray at intervals, and the first vice tool and the second vice tool are 6 inch angle fixed vice tools.

In some embodiments, the vise tool is a self-centering vise tool and the jaws are quick-change jaws.

In some embodiments, the vice tool is a precision flat jaw tool and the jaws are quick-change jaws.

It can be seen from the above that in the machining positioning device provided by the embodiment of the utility model, the scale marks are arranged on the tray, the pin holes and the threaded holes are arranged on the scale marks, the mounting positions of the workpiece or the tool are determined through the scale marks, and then the workpiece or the tool is mounted through the pin holes and the threaded holes, so that the workpiece can be directly positioned, or the workpiece is positioned on the tool after the tool is mounted, the workpiece can be conveniently fed to an automatic line for machining production, and the production efficiency of producing single-piece scattered non-standard parts can be improved. During blanking, the structural shape of the positioned position of the workpiece to be machined is determined according to the pin hole, the threaded hole or the tool of the machining positioning device, so that the workpiece to be machined can be mounted on the tray or the tool.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic overall structure of a machining positioning device according to a first embodiment of the present application.

Fig. 2 is a side view of the device shown in fig. 1.

Fig. 3 is a schematic structural diagram of a part of the clamping tool shown in fig. 1 after the clamping tool is arranged.

Fig. 4 is a schematic structural diagram of a dovetail tool according to a second embodiment of the present application.

Fig. 5 is a schematic view of a part of a machining positioning device according to a second embodiment of the present application.

Fig. 6 is a schematic view of a part of a machining positioning device according to a third embodiment of the present application.

Fig. 7 is a schematic structural view of the dovetail tooling shown in fig. 6.

Fig. 8 is a schematic view of a part of a machining positioning device according to a fourth embodiment of the present application.

Fig. 9 is a schematic view of a part of a machining positioning device according to a fifth embodiment of the application.

Fig. 10 is a schematic view of a part of a machining positioning device according to a sixth embodiment of the application.

Fig. 11 is a schematic view of a part of a machining positioning device according to a seventh embodiment of the application.

[ Reference numerals description ]

1, Machining a positioning device; 10, a mechanical arm adapter, 20, a tray, 21, 22, a pin hole, 23, a threaded hole, 30, a positioning part, 40, a clamping tool, 50, a dovetail tool, 51, a first dovetail tool, 52, a second dovetail tool, 53, a third dovetail tool, 54, a fourth dovetail tool, 501, a first fixing seat, 502, a dovetail clamping head, 503, a clamping groove, 60, 61, a first vice tool, 62, 63, a self-centering vice tool, 64, a precision parallel vice tool, 601, a second fixing seat, 602, a jaw, 603, a positioning block, D1 and D2, and the width of the clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In this embodiment, the machining positioning device 1 may be used in automatic on-line mass production of single-discrete non-standard parts, where the Shan San non-standard parts are workpieces with no versatility and interchangeability, and since the structure, the shape and the size of each part in the single-discrete non-standard parts are basically different, the automatic on-line production fixture needs mass production, and if the single-discrete non-standard parts are produced, frequent replacement of the die and a large amount of time for clamping correction and machining debugging are required, which seriously affects the efficiency of automatic on-line production of the single-discrete non-standard parts. In order to solve the difficulty of the production of the single scattered non-standard parts on an automatic line, the application provides a novel machining positioning device aiming at the defect.

[ First embodiment ]

In this embodiment, as shown in fig. 1 and 2, an embodiment of the present utility model provides a machining positioning device 1. The machining positioning device 1 includes, for example, a robot adapter 10, a tray 20, and a positioning portion 30. The positioning portion 30 is a positioning pin that can be used to position the tray 20 on a machining automation line.

Specifically, the robot adapter 10 is provided on one side of the tray 20 and is connected to the tray 20. The positioning portion 30 is disposed at the bottom end of the tray 20 and is fixedly connected with the tray 20. The manipulator adapter 10 is used for adapting to various manipulators on an automatic line, such as a track manipulator and the like, so that the manipulator can grab, place a tray, work pieces and the like conveniently. The positioning part 30 is, for example, a clamping piece, the lovely holding sword is, for example, a zero clamping pin, the positioning part 30 can be used for clamping with a machine tool on an automatic line, and a zero chuck corresponding to the zero clamping pin can be arranged on the machine tool, so that the support piece can be accurately positioned on the machine tool and clamped with the machine tool. The tray 20 is, for example, a universal tray. The positioning part 30 may be provided on the bottom end of the tray 20, and the robot adapter may be provided on one side of the tray 20.

The tray 20 is far away from be provided with the scale mark 21 on the one end surface of location portion 30, be arranged pinhole 22 and screw hole 23 on the scale mark 21, pinhole 22 with screw hole 23 is used for installing work piece or frock, the scale mark 21 is used for confirming the mounted position of work piece or frock. The pin holes 22 are, for example, positioning holes, the screw holes 23 are, for example, screw holes, and the pin holes 22 and the screw holes 23 are arranged in an array on the scale marks 21 on the tray 20. As shown in fig. 2, the tray is provided with a scale line 21, where the scale line 21 is, for example, a scale line of a coordinate system, the origin of coordinates may be, for example, a lower left corner of the tray 20, the scale line 21 includes, for example, a horizontal scale line and a vertical scale line, the horizontal scale line and the vertical scale line are perpendicular to each other and intersect, and a positioning hole and a screw hole may be arranged at a position of the intersection, where the screw hole is, for example, an M12 screw hole with a screw diameter of 12 mm and a screw hole with a screw diameter of 8 mm, and the positioning hole is, for example, a Φ10 positioning hole with a diameter of 10 mm for positioning. As shown in fig. 2, the first horizontal scale lines above the tray are provided with M12 screw holes and M8 screw holes at equal intervals, which are arranged in the form of, for example, M12 screw holes, M8 screw holes, and M12 screw holes, from top to bottom, the Φ10 positioning holes are disposed above the M8 screw holes, the diameter of the M8 screw holes is slightly smaller than that of the positioning holes, and a certain gap may exist during assembly, so that the assembly and disassembly of tools or workpieces disposed on the tray 20 are facilitated. When the workpiece is required to be directly clamped on the tray 20, the clamped workpiece is, for example, a large piece or a special-shaped piece, and the workpiece can be clamped on the tray 20 through a process hole, a side roof or a pressing plate and the like, and is positioned through the pin hole 22.

Specifically, before using the machining positioning device 1, a zero chuck needs to be installed on a workbench of each machine tool in an automatic line for quick exchange, positioning and clamping with a tray 20 on the machining positioning device 1, an external tray storage rack and an external tool rest are arranged in the automatic line, and an external loading station is arranged outside the automatic line for clamping single-scattered nonstandard workpieces. The automatic line adopts a track type manipulator for grabbing and placing the tray and the cutter.

In this embodiment, through setting up scale mark 21 on tray 20 to arrange pinhole 22 and screw hole 23 on scale mark 21, confirm the mounted position of work piece or frock through scale mark 21, rethread pinhole 22 and screw hole 23 installation work piece or frock, but direct positioning work piece, perhaps through the installation frock after, location work piece on the frock can make things convenient for the work piece unloading to carry out processing production on the automatic line, thereby can make the production efficiency of the scattered non-standard spare of production obtain promoting. During blanking, the workpiece to be machined determines the structural shape of the positioned position of the workpiece to be machined according to the pin hole 22, the threaded hole 23 or the tool of the machining positioning device 1, so that the workpiece to be machined can be mounted on the tray 20 or the tool.

In a preferred embodiment of the present embodiment, as shown in fig. 3, the machining positioning device 1 further includes a clamping tool 40, where the clamping tool 40 is disposed at an end of the tray 20 away from the positioning portion 30, and the clamping tool 40 is detachably connected to the pin hole 22 and the threaded hole 23, respectively. The clamping tool 40 may be, for example, a dovetail tool, a vice tool, or a clamp that may be used for machining. By arranging the clamping tool 40 to adapt to the shape and processing requirements of different single-scattered non-standard workpieces, the production efficiency of the automatic line production of the single-scattered non-standard workpieces can be improved.

[ Second embodiment ]

In this embodiment, the machining fixture is substantially the same as that of the first embodiment, except that the clamping fixture 40 is a dovetail fixture 50.

Specifically, as shown in fig. 4 and 5, the clamping tool 40 is a dovetail tool 50, the dovetail tool 50 includes a first fixing seat 501 and a dovetail clamping head 502, the first fixing seat 501 is detachably connected with the tray 20, the dovetail clamping head 502 is disposed on a side of the first fixing seat 501 away from the tray (20), and a clamping groove 503 is disposed on the dovetail clamping head 502, where the clamping groove 503 is used for clamping a workpiece. The dovetail fixture 50 may be, for example, a dovetail fixture in the prior art or a combination of a dovetail fixture and a dovetail groove, where the dovetail fixture is a mechanical device for fixing a workpiece, and generally has a dovetail shape design and may be used in combination with the dovetail groove on a machine tool or other fixtures. Such a clamp has the advantage of providing a strong clamping force and allowing the workpiece to be positioned and clamped in multiple directions.

The dovetail tool 50 is clamped and fixed on the tray 20, the bottom end of the first fixing seat 501 is fixed on the tray 20 through the pin hole 22 and the threaded hole 23, scale marks can be arranged on the dovetail tool 50, positioning and clamping can be carried out according to the scale marks on the dovetail tool 50 when a workpiece is clamped, a plurality of workpieces can be clamped once, the dovetail tool 50 can be used for clamping the workpiece by first clamping, the workpiece is square, and when the workpiece is a blank with uneven appearance, such as plasma cutting, water cutting and the like, the machining allowance of the workpiece process is equal to or less than 2.5mm.

Through setting up forked tail frock 50, the clamping recess 503 fixed work piece of accessible forked tail frock 50 and unify the clamping position size of work piece, and accessible forked tail frock 50 once can clamp many work pieces and process simultaneously to the production efficiency of the scattered non-standard spare of follow-up production list on the automatic line can be promoted.

Still further, the clamping groove 503 has a groove width of between 25 mm and 100 mm, for example 25, 50 or 100 mm. The actual groove width of the clamping groove 503 may be determined according to the size of the workpiece, and is not limited herein.

Further, as shown in fig. 5, the dovetail tool 50 includes a first dovetail tool 51 and a second dovetail tool 52, the first dovetail tool 51 and the second dovetail tool 52 are all disposed on the tray 20, the first dovetail tool 51 and the second dovetail tool 52 are arranged at intervals, and the first dovetail tool 51 and the second dovetail tool 52 are disposed on the same row of scale marks 21, where, as shown in fig. 4, the groove widths D1 of the clamping grooves 503 of the first dovetail tool 51 and the second dovetail tool 52 are 100 mm, the specific structures of the first dovetail tool 51 and the second dovetail tool 52 can refer to the specific structures of the dovetail tool 50 as described above, and are not repeated here, as shown in fig. 4, the bottom centers of the first dovetail tool 51 and the second dovetail tool 52 can be located on the same row of scale marks 21, so that the first dovetail tool 51 and the second dovetail tool 52 can be arranged more neatly on the same row of scale marks 21, and the bottom centers of the first dovetail tool 51 and the second dovetail tool 52 can be mounted at the same position, that is, and the second dovetail tool 52 can be mounted at the same position, i.e. the positions of the first dovetail tool 51 and the second dovetail tool 52 can be adjusted at the same position, and the second dovetail tool 52 can be mounted at the same position, and the positions of the specific positions of the first dovetail tool 52 are not actually arranged.

Through setting up large-scale forked tail frock, first forked tail frock 51 and second forked tail frock 52 that the slot width of dress clamp groove is 100 millimeters promptly, can unify work piece forked tail clamp position size to follow-up production improves the production efficiency of work piece (i.e. scattered non-standard spare singly) on automatic line.

[ Third embodiment ]

In this embodiment, the machining fixture is substantially identical to the machining fixture of the second embodiment, except that the dovetail tooling 50 includes a first dovetail tooling 51, a second dovetail tooling 52, a third dovetail tooling 53, and a fourth dovetail tooling 54.

Specifically, as shown in fig. 6 and 7, the dovetail fixture 50 includes a first dovetail fixture 51, a second dovetail fixture 52, a third dovetail fixture 53 and a fourth dovetail fixture 54, where the first dovetail fixture 51, the second dovetail fixture 52, the third dovetail fixture 53 and the fourth dovetail fixture 54 are all disposed on the tray 20, the first dovetail fixture 51 and the second dovetail fixture 52 are arranged at intervals, the first dovetail fixture 51 and the second dovetail fixture 52 are disposed on the same row of scale marks 21, the third dovetail fixture 53 and the fourth dovetail fixture 54 are arranged at intervals, and the third dovetail fixture 53 and the fourth dovetail fixture 54 are disposed on the same row of scale marks 21, where the first dovetail fixture 51 and the second dovetail fixture 52 and the third dovetail fixture 53 and the fourth dovetail fixture 54 are arranged on different rows of scale marks 21, and the first dovetail fixture 51, the second dovetail fixture 52, the third dovetail fixture 53 and the fourth dovetail fixture 54 are formed by clamping grooves 2 mm 25.

The specific structures of the first dovetail tool 51, the second dovetail tool 52, the third dovetail tool 53, and the fourth dovetail tool 54 may refer to the specific structures of the dovetail tools described in the second embodiment, and are not described herein in detail. Since the slot widths of the clamping grooves 503 of the first dovetail tool 51, the second dovetail tool 52, the third dovetail tool 53 and the fourth dovetail tool 54 are 25 mm, that is, more dovetail tools 50 may be disposed on the tray 20, where the number of the first dovetail tool 51, the second dovetail tool 52, the third dovetail tool 53 and the fourth dovetail tool 54 is merely an illustration of the number of the dovetail tools, the number of specific dovetail tools may be more or less according to the actual situation and the size of the tray 20, and the specific arrangement manner of the dovetail tools may also be horizontal arrangement or vertical arrangement according to the actual situation, which is not limited herein.

[ Fourth embodiment ]

In this embodiment, the machining fixture is substantially the same as that of the first embodiment, except that the clamping tool 40 is a vice tool 60.

Specifically, as shown in fig. 8, the clamping tool 40 is a vice tool 60, the vice tool 60 includes a second fixing seat 601, a jaw 602 and a positioning block 603, the second fixing seat 601 is detachably connected with the tray 20, the jaw 602 is disposed on a side of the second fixing seat 601 away from the tray 20, the positioning block 603 is disposed on an end adjacent to a side wall of the jaw 602, wherein the jaw 602 is used for clamping a workpiece, and the positioning block 603 is used for positioning the workpiece disposed in the jaw 602.

In this embodiment, the vice tool 60 may be, for example, an 8-inch angle-setting vice, and 8-inch means that the maximum opening distance between the jaws of the vice is 8-inch. Firstly, a standard 8-inch angle fixed vice is purchased, then the jaw of the vice is refitted, meanwhile, the coordinate plane level of the jaw X direction (namely the horizontal direction or the width direction of the vice) is corrected and fixed on a machine tool, the coordinate value of the jaw Y direction (namely the vertical direction or the length direction of the vice) is consistent, then the jaw Y/Z coordinate direction of the vice is milled for steps, the step Y coordinate direction is 3mm wide, the Z direction (namely the height direction of the vice) coordinate is changed into clamping positions with the height of 2mm, 3mm, 5mm and 8mm, the left side face of the jaw 602 is milled, the coordinate value of the left side face of the jaw 602 is consistent, a positioning block 603 is arranged on the left side face of the jaw 602, and each identical clamping scene is required to ensure the coordinate value of the jaw X/Y/Z to be consistent so as to accurately position a workpiece. In this embodiment, an 8 inch modified angle vise may be mounted on each tray 20. The clamping scene of the vice tool 60 can be used for machining a first clamp and more than the first clamp of a workpiece, clamping a workpiece at a time, wherein the range of the workpiece which can be clamped at maximum is 230mm (length and width dimension), the workpiece incoming materials are unified into square materials, the clamping position surface is required to be flat, the single-side machining allowance of the first clamp is more than or equal to 1mm, the clamping position height of the workpiece is more than or equal to 2.5mm, and the vice tool can be used for clamping a second clamp with machining precision more than or equal to 0.03mm and more than or equal to the workpiece.

In this embodiment, the clamping tool 40 is limited to the vice tool 60, the jaw of the 8-inch angle-fixed vice is modified, and the unified workpiece is square, so that the workpiece processing tool can meet the requirements of one clamp and two or more clamps.

[ Fifth embodiment ]

In this embodiment, the machining fixture is substantially the same as that of the fourth embodiment, except that the vise tool 60 includes a first vise tool 61 and a second vise tool.

Specifically, as shown in fig. 9, the vice tool 60 includes a first vice tool 61 and a second vice tool 62, where the first vice tool 61 and the second vice tool 62 are both disposed on the tray 20, and the first vice tool 61 and the second vice tool 62 are arranged at intervals, and the first vice tool 61 and the second vice tool 62 are vice tools modified from 6 inch angle fixed vice tools.

Firstly, a standard 6-inch angle vice can be purchased to perform jaw modification, and the jaw modification method is similar to the 8-inch vice modification method in the fourth embodiment, and detailed description thereof is omitted herein. The two-jaw clamping device has the advantages that 2 6-inch vices can be mounted on each tray, the clamping scene of the vices can be used for processing a first clamp and more than the first clamp, two pieces can be clamped at most at one time, the range of a single 6-inch vice capable of clamping a workpiece at most is 180X 195mm (length and width dimension), the range of a double vice capable of clamping the workpiece at most is 450X 195mm (length and width dimension), the feeding of the workpiece is unified into tetragonal materials, the clamping position surface is required to be smooth, the single-side processing allowance of the first clamp is more than or equal to 1mm, the height of the workpiece clamping position is more than or equal to 2.5mm, and the clamping device can be used for clamping a second clamp with the processing precision of more than or equal to 0.03 mm.

In this embodiment, the clamping tool 40 is limited to the first vice tool 61 and the second vice tool 62 with 6 inch angle fixing, the jaw of the 6 inch angle fixing vice is modified, and the workpiece is unified into square materials, so that the workpiece clamping tool can meet the requirements of one clamp and two clamps or more than two clamps.

[ Sixth embodiment ]

In this embodiment, the machining fixture is substantially the same as that of the fifth embodiment, except that the vise tool 60 is a self-centering vise tool 63 and the jaws 602 are quick-change jaws.

Specifically, as shown in fig. 10, the vice tool 60 is a self-centering vice tool 63, and the jaw 602 is a quick-change jaw. The self-centering vice tool 63 can be obtained by customizing or modifying a self-centering vice, which is a machine vice for precision machining, and is mainly characterized in that two jaws can be driven to synchronously and relatively move by a left-handed screw lead screw, so that a clamped workpiece is automatically centered. The offset and error possibly occurring in the clamping process of the workpiece can be reduced. The quick-change jaw belongs to a vice fitting, and allows an operator or a field installer to quickly change the jaw part of the vice tool, thereby improving the working efficiency.

In the present embodiment, by customizing the self-centering vise tool 63 within 0.01mm in accuracy, the self-centering vise tool 63 may be mounted on the tray 20 through the pin hole 22 and the screw hole 23, and 2 or more self-centering vises may be mounted on the tray 20 according to the size of the self-centering vise tool 63. In this embodiment, 2 self-centering vice tools 63,2 are mounted on the tray 20, and the self-centering vice tools 63 can be arranged on the tray 20 at intervals, a standard quick-change jaw is configured on the self-centering vice tools 63, and a positioning block 603 is configured on one side of the self-centering vice tools 63 to accurately position the workpiece. The self-centering vice tool 63 clamping scene in the embodiment can be used for machining the first clamp and the workpiece above the first clamp, is mainly used for finish machining and clamping the second clamp or the workpiece above the second clamp, at least two workpieces can be clamped each time, the workpiece supplies are unified into square supplies, the clamping position surface is required to be smooth, the workpiece clamping position height is more than or equal to 2.5mm, and the self-centering vice tool can be used for clamping the workpiece with machining precision more than or equal to 0.01 mm.

According to the embodiment, the self-centering vice tool 63 is customized, and the pin holes 22, the threaded holes 23 and the tray 20 are installed in a high-precision positioning mode, so that the installation precision and the installation consistency of the self-centering vice tool 63 are guaranteed, the unified workpiece is square, and the workpiece and the product finish machining requirements can be met.

[ Seventh embodiment ]

In this embodiment, the machining fixture is substantially the same as that of the fifth embodiment, except that the vice tool 60 is a precision flat jaw tool 64 and the jaws 602 are quick-change jaws.

Specifically, as shown in fig. 11, the vice tool 60 is a precision parallel jaw tool 64, and the jaw 602 is a quick-change jaw.

The precision flat tongs are a clamp for precision machining, and have high clamping precision and repeatability. The precision flat tongs can be generally used on milling machines, drilling machines, grinding machines, numerical control machining centers and other machine tools and used for clamping workpieces for precision machining.

In the embodiment, the special positioning key is customized by purchasing standard precise flat tongs with the precision within 0.01 millimeter, and the mounting vice is precisely positioned. The jaw 602 is a quick-change jaw, the width 150 of the jaw 602, the total length 520 of the main body of the precise flat tongs tool 64 is precisely and firmly arranged on the tray 20 through the pin hole 22 and the threaded hole 23, 2 precise flat tongs tools 64 are arranged on each tray 20, and a positioning block 603 is arranged on one side of the jaw of each precise flat tongs tool 64 so as to prepare for positioning a workpiece. The precise flat tongs fixture 64 can be used for machining the first clamp and the workpiece above the first clamp, and is mainly used for finishing and clamping the second clamp or the workpiece above, at most two workpieces can be clamped each time, the workpiece supplies are unified into square supplies, the clamping position surface is required to be flat, the workpiece clamping position height is more than or equal to 2.5mm, and the precise flat tongs fixture can be used for clamping the workpiece with machining precision more than or equal to 0.01 mm.

In this embodiment, by purchasing standard precision flat tongs, a special positioning key is customized to perform high-precision positioning installation with the tray 20, so that the installation precision and the installation consistency of the precision flat tongs fixture 64 are ensured, and the unified workpiece is square, so that the precision flat tongs fixture can meet the finish machining requirements of workpieces and products. The clamping scheme can further widen the clamping range of the workpiece on the basis of the self-centering vice tool in the sixth embodiment.

In addition, it should be understood that the foregoing embodiments are merely exemplary illustrations of the present utility model, and the technical solutions of the embodiments may be arbitrarily combined and matched without conflict in technical features, contradiction in structure, and departure from the purpose of the present utility model.

It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiments of the present utility model.

Claims (10)

1. A machining positioning device (1), characterized by comprising:

A tray (20);

A robot adapter (10) which is provided on one side of the tray (20) and is connected to the tray (20);

The positioning part (30) is arranged at the bottom end of the tray (20) and is fixedly connected with the tray (20);

The positioning device comprises a positioning part (30), a tray (20) and a pin hole (22) and a threaded hole (23) are arranged on the surface of one end, far away from the positioning part (30), of the tray, scale marks (21) are arranged on the surface of one end, the pin hole (22) and the threaded hole (23) are used for installing a workpiece or a tool, and the scale marks (21) are used for determining the installation position of the workpiece or the tool.

2. The machining positioning device (1) according to claim 1, characterized in that the machining positioning device (1) further comprises a clamping tool (40), the clamping tool (40) is arranged on one end of the tray (20) far away from the positioning portion (30), and the clamping tool (40) is detachably connected with the pin hole (22) and the threaded hole (23) respectively.

3. The machining positioning device (1) according to claim 2, wherein the clamping tool (40) is a dovetail tool (50), the dovetail tool (50) comprises a first fixing seat (501) and a dovetail clamping head (502), the first fixing seat (501) is detachably connected with the tray (20), the dovetail clamping head (502) is arranged on one side, away from the tray (20), of the first fixing seat (501), wherein a clamping groove (503) is formed in the dovetail clamping head (502), and the clamping groove (503) is used for clamping a workpiece.

4. A machining positioning device (1) according to claim 3, characterized in that the clamping groove (503) has a groove width of 25-100 mm.

5. A machining positioning device (1) according to claim 3, wherein the dovetail tool (50) comprises a first dovetail tool (51) and a second dovetail tool (52), the first dovetail tool (51) and the second dovetail tool (52) are arranged on the tray (20), the first dovetail tool (51) and the second dovetail tool (52) are arranged at intervals, the first dovetail tool (51) and the second dovetail tool (52) are arranged on the same row of scale marks (21), and the groove width of a clamping groove (503) of the first dovetail tool (51) and the second dovetail tool (52) is 100 mm.

6. The machining positioning device (1) according to claim 3, wherein the dovetail tool (50) comprises a first dovetail tool (51), a second dovetail tool (52), a third dovetail tool (53) and a fourth dovetail tool (54), the first dovetail tool (51), the second dovetail tool (52), the third dovetail tool (53) and the fourth dovetail tool (54) are all arranged on the tray (20), the first dovetail tool (51) and the second dovetail tool (52) are arranged at intervals, the first dovetail tool (51) and the second dovetail tool (52) are arranged on the same row of scale marks (21), the third dovetail tool (53) and the fourth dovetail tool (54) are arranged at intervals, and the third dovetail tool (53) and the fourth dovetail tool (54) are arranged on the same row of scale marks (21), wherein the first dovetail tool (51) and the second dovetail tool (52) are arranged at intervals, and the third dovetail tool (53) and the fourth dovetail tool (54) are arranged on the same row of scale marks (21), and the fourth dovetail tool (53) are arranged on the same row of scale marks (21) The groove widths of the clamping grooves (503) of the third dovetail tool (53) and the fourth dovetail tool (54) are 25 mm.

7. The machining positioning device (1) according to claim 2, wherein the clamping tool (40) is a vice tool (60), the vice tool (60) comprises a second fixing seat (601), a jaw (602) and a positioning block (603), the second fixing seat (601) is detachably connected with the tray (20), the jaw (602) is arranged on one side, away from the tray (20), of the second fixing seat (601), the positioning block (603) is arranged on one end, adjacent to the side wall of the jaw (602), of the second fixing seat, wherein the jaw (602) is used for clamping a workpiece, and the positioning block (603) is used for positioning the workpiece arranged in the jaw (602).

8. The machining positioning device (1) according to claim 7, wherein the vice tool (60) comprises a first vice tool (61) and a second vice tool (62), the first vice tool (61) and the second vice tool (62) are both arranged on the tray (20), and the first vice tool (61) and the second vice tool (62) are arranged at intervals, wherein the first vice tool (61) and the second vice tool (62) are 6 inch angle fixed vice tools.

9. The machining positioning device (1) according to claim 7, characterized in that the vice tool (60) is a self-centering vice tool (63) and the jaws (602) are quick-change jaws.

10. The machining positioning device (1) according to claim 7, characterized in that the vice tool (60) is a precision flat jaw tool (64) and the jaw (602) is a quick change jaw.