CN207358806U - A kind of double bistrique double-workbench vertical shaft buck surface grinding machines - Google Patents

Abstract

The utility model relates to a surface grinder with double grinding heads and double workbenches for vertical shaft sawing table, which comprises a bed, a worktable linear guide rail assembly, two column linear guide rail assemblies, two columns, two grinding head linear guide rail assemblies, two grinding Head assembly, front processing worktable and reverse processing workbench; the front processing workbench includes a front movable carriage which is slidably installed on the linear guide rail assembly of the workbench, a front electromagnetic sucker which is fixedly installed on the front movable carriage, and a fixed installation Two front processing positioning parts on the front electromagnetic chuck; the reverse processing workbench includes a reverse moving carriage slidably installed on the linear guide rail assembly of the workbench, a reverse electromagnetic sucker fixedly installed on the reverse moving carriage and a fixed installation The reverse processing positioning part on the reverse electromagnetic chuck realizes the circular processing of the front and back of the workpiece, improves the grinding efficiency, and solves the technical problem that the front and back processing of the workpiece cannot be realized in the prior art and the efficiency is low.

Description

A Surface Grinder with Double Grinding Heads and Double Worktables Vertical Shaft Saw Table

technical field

The utility model belongs to the field of grinders, in particular to a surface grinder with double grinding heads and double worktables with vertical shaft sawing table.

Background technique

The traditional surface grinder with vertical axis and rectangular table has a single working structure, that is, there is only a single worktable on the saddle of the bed guide rail. When grinding workpieces, the operator can only wait for the processing to be completed before removing the workbench to complete the processing. When installing the next batch of new parts, especially when processing engine compressor housings, bearings, gears and other parts with small workpieces and large output requirements, it is obvious that the processing efficiency is low and it does not adapt to the tooling schedule.

The utility model patent with the application number CN201520025040.1 discloses a workbench structure of a vertical axis circular table surface grinder, which includes a bed guide rail, a saddle and a workbench. The saddle of the V-shaped guide rail is installed on the guide rail of the bed correspondingly and slides horizontally on it. The circular double worktable is fixed on the saddle, and there are two circular guide rails on the saddle, and the circular guide rails There is a ring gear, the bottom surface of each table is connected with the upper plane of the ring gear, and the gear shaft meshed with the ring gear is fixed on the saddle, so that the table rotates along the respective circular guide rails driven by the ring gear, and the gear shaft The output end of the utility model is connected to the motor; this utility model realizes that one workbench is used for grinding while the other workbench is used for loading and unloading workpieces, which reduces the preparation time before and after processing, is equivalent to the processing efficiency of two machine tools, and is more suitable for the progress of tooling. ; The utility model is widely used in industries such as engine compressor casings, bearings, gears, etc., where the processing workpieces are small and the output demand is large.

However, this vertical axis circular table surface grinder is only provided with one grinding head. When the grinding wheel grinds the workpiece on one of the workbenches, the workpiece on the other workbench is clamped. Waiting for the first workbench to complete the grinding process before entering the grinding process area to grind the workpiece on the second workbench, the waiting time is too long during the grinding process, the processing efficiency is low and only the workpiece can be processed The processing of one surface cannot realize the processing of the front and back of the workpiece.

Utility model content

The purpose of this utility model is to address the deficiencies of the prior art, to provide a double grinding head double workbench vertical axis saw table surface grinder, by setting a front processing workbench and a reverse processing workbench with two processing positioning parts, and simultaneously setting The two grinding head assemblies realize the circular processing of the front and back sides of the workpiece, which improves the grinding processing efficiency and solves the technical problem that the front and back sides of the workpiece cannot be processed and the processing efficiency is low in the prior art.

In order to achieve the above object, the utility model provides the following technical solutions:

A surface grinder with double grinding heads and double workbenches, vertical axis sawing table, comprising a bed, a workbench linear guide rail assembly fixed horizontally on the bed, and a linear guide rail assembly horizontally fixed on the bed and connected to the workbench Two vertical column linear guide rail assemblies, two vertical columns that are slidably installed on the column linear guide rail assemblies, two grinding head linear guide rail assemblies that are vertically and fixedly installed on the vertical columns, and slidingly installed on the The two grinding head assemblies on the grinding head linear guide rail assembly are characterized in that they also include:

The front processing workbench, the front processing workbench is slidably installed on the workbench linear guide rail assembly, the front processing workbench includes a front movable carriage which is slidably installed on the workbench linear guide rail assembly, and is fixedly installed on the workbench linear guide rail assembly. The front electromagnetic chuck on the front moving carriage and the two front processing positioning parts fixedly installed on the front electromagnetic chuck;

The reverse processing workbench, the reverse processing workbench is slidably installed on the linear guide rail assembly of the workbench, and the reverse processing workbench includes a reverse movable carriage slidingly installed on the linear guide rail assembly of the workbench, fixedly installed on the linear guide rail assembly of the workbench, The reverse electromagnetic chuck on the reverse movable carriage and the two reverse processing locators fixedly installed on the reverse electromagnetic chuck.

As an improvement, the worktable linear guide rail assembly includes a worktable guide rail fixedly installed on the bed, and a first horizontal feed screw and a second horizontal feed screw correspondingly installed in the worktable guide rail.

As an improvement, the first horizontal feed screw and the second horizontal feed screw are respectively matched and connected with the front processing table and the reverse processing table.

As an improvement, both the first horizontal feed screw and the second horizontal feed screw are provided with horizontal servo motors.

As an improvement, the grinding head assembly includes a grinding head carriage slidingly installed on the grinding head linear guide assembly, a grinding head motor fixedly installed on the grinding head carriage, and a grinding head motor mounted on the grinding head motor. Grinding wheel.

As an improvement, the relationship between the distance D between the two front processing positioning parts, the distance D' between the reverse processing positioning parts and the diameter d of the grinding wheel is D=D'>d.

As an improvement, the column linear guide assembly includes a column linear guide fixedly installed on the bed, a vertical feed screw correspondingly installed in the column linear guide, and a vertical servo provided on the vertical feed screw motor.

The beneficial effects of the utility model are:

(1) The utility model is provided with a front processing workbench and a reverse processing workbench. Two processing positioning parts are respectively arranged on the front processing workbench and the reverse surface processing workbench. Simultaneous processing, the grinding head assembly on the front processing table first grinds one of the workpieces fixed on the processing positioning part, and quickly grinds the other workpiece fixed on the processing positioning part after the processing is completed. At the same time, the manipulator takes out the workpiece that has been processed on the front side, and then turns it over and places it on one of the processing positioning parts on the reverse processing table for reverse processing, and then circulates the processing in turn;

(2) Two processing positioning parts are set on the processing table, so that while the workpiece on one processing positioning part is being ground, the other processing positioning part is loaded and unloaded by the manipulator, which reduces the preparation time before and after processing and improves the processing efficiency. It is equivalent to two ordinary grinding machines, which greatly improves the production efficiency and is suitable for mass production.

In a word, the utility model has the advantages of simple structure, capable of processing the front and back sides of workpieces, and high processing efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the schematic diagram of the fixed workpiece state of the processing workbench in the utility model;

FIG. 3 is an enlarged schematic diagram of A in FIG. 1;

FIG. 4 is an enlarged schematic diagram of B in FIG. 1 .

Detailed ways

The technical solutions in the embodiments of the utility model are clearly and completely described below in conjunction with the accompanying drawings.

Example

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present utility model, but cannot be construed as a limitation of the present utility model.

As shown in Figure 1, a double grinding head double workbench vertical axis saw table surface grinder includes a bed 1, a workbench linear guide assembly 2 fixed horizontally on the bed 1, and horizontally fixed on the bed The two column linear guide rail assemblies 3 on the body 1 and perpendicular to the workbench linear guide rail assembly 2, the two column linear guide rail assemblies 3 respectively slidably installed on the column linear guide rail assembly 3, and the two column linear guide rail assemblies 3 respectively vertically fixedly installed on the column The two grinding head linear guide assemblies 5 on the 4 and the two grinding head assemblies 6 respectively slidably mounted on the grinding head linear guide assembly 5 also include:

The front processing workbench 7, the front processing workbench 7 is slidably installed on the workbench linear guide rail assembly 2, and the front processing workbench 7 includes a front moving carriage which is slidably installed on the workbench linear guide rail assembly 2 71. The front electromagnetic chuck 72 fixedly installed on the front moving carriage 71 and the two front processing positioning parts 73 fixedly installed on the front electromagnetic chuck 72;

Reverse processing workbench 8, said reverse processing workbench 8 is slidably installed on said workbench linear guide rail assembly 2, said reverse surface processing workbench 8 includes a reverse side moving carriage slidably installed on said workbench linear guide rail assembly 2 81. The reverse electromagnetic chuck 82 fixedly installed on the reverse moving carriage 81 and the two reverse processing positioning parts 83 fixedly installed on the reverse electromagnetic chuck 82 .

Further, as shown in FIG. 1 , the workbench linear guide rail assembly 2 includes a workbench guide rail 21 fixedly installed on the bed 1 , and a first horizontal feed wire installed in the workbench guide rail 21 correspondingly. Rod 22 and second horizontal feed screw 23.

It should be noted that the front processing table 7 and the reverse processing table 8 complete the positioning of the workpiece through the front processing positioning part 73 and the reverse processing positioning part 83 respectively, and the adsorption of the workpiece is completed by the front electromagnetic chuck 72 and the reverse electromagnetic chuck 82 respectively. After being fixed, the workpiece needs to move horizontally and laterally to the bottom of the grinding head assembly 6 on the worktable guide rail 21 for grinding, and the first horizontal feed screw 22 and the second horizontal feed screw 23 are respectively provided for the front processing workbench 7 and reverse processing workbench 8 driving force, make it both can reach corresponding processing position.

Further, as shown in FIG. 1 , the first horizontal feed screw 22 and the second horizontal feed screw 23 are matched and connected with the front processing table 7 and the reverse processing table 8 respectively.

It should be noted that the front processing table 7 and the reverse processing table 8 need to be controlled separately by two horizontal feed screws due to the different processing purposes to be achieved, so as to prevent the feeding process from only one feed screw driving two horizontal feed screws. The processing workbench causes interference between the front processing workbench 7 and the reverse processing workbench 8, and the first horizontal feed screw 22 and the second horizontal feed screw 23 are respectively connected to the front processing workbench 7 and the reverse surface. The processing workbench 8 is matched and connected, and the two are respectively located at the two ends of the workbench guide rail 21, and the horizontal and lateral feeding of the front processing workbench 7 and the reverse processing workbench 8 are separately controlled respectively, so as to improve the stability of the horizontal and lateral feed .

Further, as shown in FIG. 1 , the first horizontal feed screw 22 and the second horizontal feed screw 23 are both provided with a horizontal servo motor 24 .

It should be noted that, as a preferred embodiment, the horizontal servo motor 24 is preferably a permanent magnet AC servo motor, and the grinding head assembly 6 requires high precision when grinding the workpiece, and requires a small moment of inertia during the movement process. In this way, the rapidity of system response is improved, and the horizontal servo motor 24 needs to be installed on the first horizontal feed screw 22 and the second horizontal feed screw 23, and the required volume and weight should be as small as possible. The permanent magnet AC servo motor has smaller volume and weight under the same power.

Further, as shown in FIG. 1 , the grinding head assembly 6 includes a grinding head carriage 61 slidably mounted on the grinding head linear guide assembly 5 , a grinding head motor fixedly mounted on the grinding head carriage 61 62 and the grinding wheel 63 installed on the grinding head motor 62.

It should be noted that the workpiece is adsorbed and fixed on the front processing table 7 and the reverse processing table 8 by the front electromagnetic chuck 72 and the reverse electromagnetic chuck 82, and the grinding head assembly 6 needs to be driven by the grinding head motor 62 to realize the rotation of the grinding wheel 63 for grinding. Cutting the workpiece, and because the surface height of the workpiece is different, it is necessary to adjust the upper and lower positions of the emery wheel 63 to adapt to the required processing position. The adjustment of the upper and lower positions of the emery wheel 63 is realized by the grinding head carriage 61.

Further, as shown in Figures 3 and 4, the relationship between the distance D between the two front processing positioning parts 73, the distance D' between the reverse processing positioning parts 83 and the diameter d of the grinding wheel 63, D=D' > d.

It should be noted that two processing positioning parts are respectively arranged on the front processing table 7 and the reverse processing table 8, and two grinding head assemblies 6 are correspondingly arranged at the same time to process the front and back of the workpiece simultaneously, and the front processing table 7 The upper grinding head assembly 6 first grinds one of the workpieces fixed on the processing positioning part, and quickly grinds the other workpiece fixed on the processing positioning part after the processing is completed, and at the same time, the manipulator will process the workpiece on the front side Take it out, then turn it over and place it on one of the processing positioning parts on the reverse processing table 8 for reverse processing, because the manipulator loads, unloads and clamps the workpiece on the processing table when the grinding head assembly 6 processes the workpiece , so in order to prevent interference between the manipulator and the grinding head assembly 6, the relationship between the distance D between the two front processing positioning parts 73, the distance D' between the reverse processing positioning parts 83 and the diameter d of the grinding wheel 63 is set as D=D'>d.

Further, as shown in FIG. 1 , the column linear guide assembly 3 includes a column linear guide 31 fixedly installed on the bed 1 , a vertical feed screw 32 correspondingly installed in the column linear guide 31 and Set with the vertical servo motor 33 on the vertical feed screw.

It should be noted that, as a preferred embodiment, the vertical servo motor 33 is preferably a permanent magnet AC servo motor, and the permanent magnet AC servo motor has a small inertia, which is easy to improve the rapidity of the system.

work process:

The manipulator clamps the workpiece that needs to be ground to the front processing positioning member 73 on the front processing table 7, and the first horizontal feed screw 22 and the second horizontal feed screw 23 respectively drive the front processing table 7 1. The reverse processing workbench 8 moves to the bottom of the grinding head assembly 6, and the grinding head assembly 6 above the front processing workbench 7 first grinds one of the workpieces fixed on the front processing positioning part 73, and quickly grinds the other workpiece after the processing is completed. The workpiece fixed on the front processing locator 73 is ground, and at the same time, the manipulator takes out the workpiece that has been processed on the front, and then turns it over and places it on one of the reverse processing locators 83 on the reverse processing table 8 for reverse processing. cycle processing.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

The above description of the disclosed embodiments enables those skilled in the art to make various changes or equivalent substitutions to these features and embodiments without departing from the spirit and scope of the present invention. In addition, the features and embodiments may be modified to adapt a particular situation and material to the teachings of the invention without departing from the spirit and scope of the invention. Therefore, the utility model is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of this application belong to the protection scope of the utility model.

Claims (7)

1. A surface grinder with double grinding heads and double worktables, vertical axis saw table, comprising a bed (1), a workbench linear guide assembly (2) fixed horizontally on the bed (1), a horizontally fixed Two column linear guide rail assemblies (3) on the bed (1) and perpendicular to the workbench linear guide rail assembly (2), and two columns ( 4), two grinding head linear guide assemblies (5) vertically fixedly installed on the column (4) and two grinding head assemblies (5) slidingly installed on the grinding head linear guide assembly (5) respectively 6), is characterized in that, also includes: The front processing workbench (7), the front processing workbench (7) is slidably installed on the worktable linear guide rail assembly (2), and the front processing workbench (7) includes a sliding installation on the workbench linear guide rail The front moving carriage (71) on the assembly (2), the front electromagnetic chuck (72) fixedly installed on the front moving carriage (71), and the two front electromagnetic chucks (72) fixedly installed on the front electromagnetic chuck (72) Machining locators (73); and The reverse processing workbench (8), the reverse processing workbench (8) is slidably installed on the worktable linear guide rail assembly (2), and the reverse surface processing worktable (8) includes a sliding installation on the workbench linear guide rail The reverse moving carriage (81) on the component (2), the reverse electromagnetic chuck (82) fixedly installed on the reverse movable carriage (81), and the two reverse electromagnetic chucks (82) fixedly installed on the reverse electromagnetic chuck (82) Process the positioning piece (83). 2. A surface grinder with double grinding heads and double worktables for vertical axis sawing table according to claim 1, characterized in that, the workbench linear guide assembly (2) includes a The worktable guide rail (21), and the first horizontal feed screw (22) and the second horizontal feed screw (23) correspondingly installed in the worktable guide rail (21). 3. A surface grinder with double grinding heads and double worktables for vertical axis saw table as claimed in claim 2, characterized in that, the first horizontal feed screw (22), the second horizontal feed screw (23) They are matched and connected with the front processing table (7) and the reverse processing table (8) respectively. 4. A surface grinder with double grinding heads and double worktables for vertical axis saw table according to claim 3, characterized in that, the first horizontal feed screw (22) and the second horizontal feed screw (23) Horizontal servo motors (24) are all provided on. 5. A double-grinding-head double-table vertical-axis saw table surface grinder according to claim 1, characterized in that, the grinding head assembly (6) includes a The grinding head carriage (61), the grinding head motor (62) fixedly installed on the grinding head carriage (61) and the grinding wheel (63) installed on the grinding head motor (62). 6. A surface grinder with double grinding heads and double worktables for vertical axis saw table as claimed in claim 5, characterized in that the distance D between the two front processing positioning parts (73), the reverse processing positioning part (83 ) between the distance D' and the diameter d of the grinding wheel (63), D=D'>d. 7. A surface grinder with double grinding heads and double worktables for vertical axis saw table according to claim 1, characterized in that, the column linear guide assembly (3) comprises a column fixedly installed on the bed (1) A linear guide rail (31), a vertical feed screw (32) correspondingly installed in the column linear guide (31), and a vertical servo motor (33) arranged on the vertical feed screw.