Rapid sample milling machine

Abstract

The utility model relates to a rapid sample milling machine which comprises a machine body, a milling mechanism, a clamp and a clamp driving mechanism, the milling mechanism is arranged on the stand column of the lathe bed and is used for milling the sample clamped by the clamp; the clamp is connected to a workbench of the lathe bed in a sliding mode and can move in the X-axis direction of the lathe bed. The clamp comprises a clamp bottom plate, two clamp side plates, a clamp backup plate and a hydraulic clamping plate assembly, the clamp backup plate is connected between the two clamp side plates, the position, relative to the clamp side plates, of the clamp backup plate can be adjusted, and the clamping end of the hydraulic clamping plate assembly can move in the direction close to or away from the clamp backup plate so as to clamp or loosen a sample. According to the rapid sample milling machine provided by the utility model, the clamp can clamp a plurality of samples in batches for milling, and the position of the clamp backup plate in the clamp can be adjusted, so that flexible adjustment can be carried out according to the quantity of the samples to be machined, different quantities of batch samples can be conveniently clamped, and the sample milling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sample processing equipment, and more specifically, to a rapid sample milling machine. Background Art

[0002] When laboratories conduct non-ferrous metal material testing, they need to prepare samples of non-ferrous metal materials as required. For some samples, according to the requirements of the test items, it is necessary to mill a plane used for sample analysis on the sample surface. The traditional method of sample surface milling is to clamp the sample with a clamp such as a vise or chuck, and then mill one surface of the sample with a milling cutter. However, this sample processing method can only mill one sample at a time, and the processing efficiency is low when batch milling. In addition, when the existing milling equipment is milling samples, the milling chips generated by milling directly fall onto the base of the equipment, and it is time-consuming and laborious to collect the milling chips. Utility Model Content

[0003] In view of this, the purpose of the utility model is to provide a rapid milling machine, aiming to solve the problems existing in the prior art.

[0004] According to the utility model, a rapid milling machine is provided, which comprises: a bed, a milling mechanism, a fixture and a fixture driving mechanism; wherein:

[0005] The bed includes a base, a workbench is arranged on the front side of the top of the base, and a column is vertically arranged on the rear side of the top of the base;

[0006] The milling mechanism is arranged on the column and is used for performing milling processing on the sample clamped by the fixture;

[0007] The fixture is slidably connected to the workbench, and the fixture can move along the X-axis direction of the bed;

[0008] The clamp includes a clamp bottom plate, two clamp side plates, a clamp back plate and a hydraulic clamp assembly. The two clamp side plates are fixed on the clamp bottom plate, the two clamp side plates are spaced a preset distance apart and arranged in parallel, the clamp back plate is connected between the two clamp side plates, and the position of the clamp back plate relative to the clamp side plates is adjustable, and the clamping end of the hydraulic clamp assembly can be moved toward or away from the clamp back plate to clamp or loosen the sample.

[0009] Preferably, a plurality of slots are symmetrically arranged on the inner side surfaces of the two clamp side plates, and snap-in protrusions matching the slots are respectively arranged at both ends of the clamp back plate, and the two snap-in protrusions at both ends of the clamp back plate are respectively inserted into the corresponding slots of the two clamp side plates.

[0010] Preferably, the hydraulic clamping plate assembly comprises a hydraulic cylinder and a clamping block, and the clamping block is fixedly connected to the front end of the telescopic rod of the hydraulic cylinder.

[0011] Preferably, a guide seat is provided on the clamp bottom plate, a guide groove is provided on the guide seat, and the clamping block is slidably connected in the guide groove.

[0012] Preferably, two collecting boxes are arranged on the base, and the collecting box is a box structure with an open top, and the two collecting boxes are respectively located on the left and right sides of the workbench.

[0013] Preferably, a collecting hopper is respectively provided above each of the collecting boxes, the collecting hopper is fixedly connected to the workbench, and the upper opening size of the collecting hopper is larger than the lower opening size.

[0014] Preferably, two first slide rails are arranged on the workbench at intervals, the first slide rails are extended along the X-axis direction of the bed, a clamp base is slidably arranged on the two first slide rails, and the clamp is fixedly connected to the top of the clamp base;

[0015] The clamp driving mechanism includes a first ball screw transmission mechanism and a first driving motor, the first driving motor is connected to the screw of the first ball screw transmission mechanism, and the clamp base is connected to the screw nut of the first ball screw transmission mechanism.

[0016] Preferably, the milling mechanism comprises a milling base, and a power milling cutter spindle and a milling drive motor arranged on the milling base, the milling base is slidably arranged on the column, the power milling cutter spindle is rotatably arranged on the milling base, the milling drive motor is transmission-connected to the input end of the power milling cutter spindle, and the output end of the power milling cutter spindle is connected to a milling cutter;

[0017] A milling base driving mechanism is arranged on the column, the milling base is connected to the driving end of the milling base driving mechanism, and the milling base driving mechanism is used to drive the milling base to move along the Z-axis direction of the bed.

[0018] Preferably, an upper limit sensor, a zero limit sensor and a lower limit sensor are arranged on one side of the column in sequence from top to bottom along the vertical direction, and the upper limit sensor, the zero limit sensor and the lower limit sensor are all photoelectric sensors, and a sensor baffle is arranged on one side of the milling base.

[0019] Preferably, it also includes a protective shell, which is arranged on the base, and the workbench, column, milling mechanism, fixture and fixture driving mechanism are all arranged in the protective shell; a box door is arranged on the front side of the protective shell.

[0020] The utility model provides a rapid milling machine, wherein the clamp can hold a plurality of samples in batches for milling processing, and the position of the clamp support plate in the clamp is adjustable, so that it can be flexibly adjusted according to the number of samples to be processed, thereby facilitating the milling processing of batch samples of different numbers and improving the milling processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and other objects, features and advantages of the present invention will become more apparent through the following description of the embodiments of the present invention with reference to the accompanying drawings.

[0022] Figure 1 A three-dimensional structural schematic diagram of a rapid milling machine according to an embodiment of the utility model is shown.

[0023] Figure 2 A schematic diagram of the three-dimensional structure of a fixture in a rapid milling machine according to an embodiment of the utility model is shown.

[0024] Figure 3 A top view of a fixture in a rapid milling machine according to an embodiment of the utility model is shown.

[0025] Figure 4 for Figure 3 Cross-sectional view at AA in the middle.

[0026] Figure 5 The schematic diagram of the structure of the fixture driving mechanism in the rapid milling machine according to the embodiment of the utility model is shown.

[0027] Figure 6 A schematic structural diagram of a rapid milling machine with a protective housing according to an embodiment of the utility model is shown.

[0028] In the figure: 1, bed; 11, base; 12, workbench; 121, workbench top plate; 13, column; 2, milling mechanism; 21, milling base; 22, power milling cutter spindle; 23, milling drive motor; 24, milling cutter; 25, milling base drive mechanism; 3, fixture; 31, fixture bottom plate; 32, fixture side plate; 321, clamping groove; 33, fixture back plate; 331, clamping protrusion; 34, hydraulic clamping plate assembly; 341, hydraulic cylinder; 342, clamping block; 34 3. Guide seat; 3431. Guide groove; 301. Sample; 4. Fixture drive mechanism; 41. First ball screw; 42. First drive motor; 43. Active pulley; 44. Driven pulley; 45. Transmission belt; 5. Collection box; 6. Collection bucket; 71. First slide rail; 72. Fixture base; 81. Upper limit sensor; 82. Zero limit sensor; 83. Lower limit sensor; 84. Sensor baffle; 9. Protective housing; 91. Box door; 92. Control panel. DETAILED DESCRIPTION

[0029] Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. In each of the accompanying drawings, the same elements are represented by the same or similar reference numerals. For the sake of clarity, the various parts in the accompanying drawings are not drawn to scale.

[0030] The utility model provides a rapid milling prototype machine, see Figure 1 The rapid milling prototype machine includes a bed 1, a milling mechanism 2, a fixture 3 and a fixture driving mechanism 4. The bed 1 includes a base 11, a workbench 12 is arranged on the front side of the top of the base 11, and a column 13 is vertically arranged on the rear side of the top of the base 11; the milling mechanism 2 is arranged on the column 13, and is used to perform milling processing on the sample 301 clamped by the fixture 3; the fixture 3 is slidably connected to the workbench 12, and the fixture 3 can move along the X-axis direction of the bed 1; the fixture 3 includes a fixture bottom plate 31, two fixture side plates 32, a fixture back plate 33 and a hydraulic clamping plate assembly 34, the two fixture side plates 32 are fixed on the fixture bottom plate 31, the two fixture side plates 32 are spaced a preset distance apart and arranged in parallel, the fixture back plate 33 is connected between the two fixture side plates 32, and the position of the fixture back plate 33 relative to the fixture side plates 32 is adjustable, and the clamping end of the hydraulic clamping plate assembly 34 can move in a direction close to or away from the fixture back plate 33 to clamp or release the sample 301.

[0031] When the fixture 3 of the rapid milling machine is used, a batch of multiple identical samples can be placed in a rectangular space surrounded by two fixture side plates 32, a fixture back plate 33 and a hydraulic clamp assembly 34. Through the clamping action of the hydraulic clamp assembly 34, a batch of multiple identical samples can be clamped simultaneously. The milling mechanism 2 of the rapid milling machine can simultaneously process the batch of samples clamped by the fixture 3, thereby improving the efficiency of sample milling. In the fixture 3, the position of the fixture back plate 33 relative to the fixture side plate 32 is adjustable, and the position of the fixture back plate 33 can be adjusted according to the number of samples to be processed, so that the fixture 3 can meet the milling of different numbers of batch samples.

[0032] Specifically, see Figure 2 and Figure 3In the clamp 3, a plurality of slots 321 are symmetrically arranged on the inner side surfaces of the two clamp side plates 32, and a snap-in protrusion 331 matching the slots 321 is arranged at both ends of the clamp support plate 33, and the two snap-in protrusions 331 at both ends of the clamp support plate 33 are respectively inserted into the slots 321 corresponding to the two clamp side plates 32. The upper end opening of the snap-in protrusion 321 is connected with the top surface of the clamp side plate 32. When adjusting the position of the clamp support plate 33, it is only necessary to lift it upward to remove the snap-in protrusion 331 of the clamp support plate 33 from the slot 321, and then insert it into a group of slots 321 corresponding to other positions, so that the position of the clamp support plate 33 can be adjusted, and the clamp support plate 33 is easy to adjust. In this embodiment, the plurality of slots 321 on the clamp side plates 32 are evenly distributed along the length direction of the clamp side plates 32.

[0033] The hydraulic clamping plate assembly 34 includes a hydraulic cylinder 341 and a clamping block 342, wherein the clamping block 342 is fixedly connected to the front end of the telescopic rod of the hydraulic cylinder 341. The clamping block 342 is the clamping end of the hydraulic clamping plate assembly 34. Further, a guide seat 343 is provided on the clamp bottom plate 31, and a guide groove 3431 is provided on the guide seat 343, wherein the clamping block 342 is slidably connected to the guide groove 3431. By providing the guide seat 343 on the clamp bottom plate 31, the clamping block 342 is slidably connected to the guide groove 3431 of the guide seat 343, so that the clamping block 342 can be more stable when moving toward or away from the clamp back plate 33, and will not be laterally offset, thereby increasing the reliability during use. In specific implementation, one or more hydraulic cylinders 341 and clamping blocks 342 can be provided according to the width between the two clamp side plates 32. In this embodiment, the hydraulic clamping plate assembly 34 includes two hydraulic cylinders 341 and two clamping blocks 342, each clamping block 342 is connected to the front end of the telescopic rod of the corresponding hydraulic cylinder 341; correspondingly, the guide seat 343 is provided with two guide grooves 3431, and the two clamping blocks 342 are slidably connected to the two guide grooves 3431. Figure 4 In this embodiment, guide rails are provided on the two side walls of the guide groove 3431, and guide grooves are correspondingly provided on the two side walls of the clamping block 342, and the guide grooves of the clamping block 342 are slidably connected to the guide rails. In this way, the guide seat 343 can guide and limit the clamping block 342 in both the horizontal and vertical directions, thereby increasing the stability of the clamping block 342 when clamping the sample.

[0034] Furthermore, in the rapid milling machine, two collecting boxes 5 are provided on the base 11. The collecting boxes 5 are box structures with an open top, and the two collecting boxes 5 are respectively located on the left and right sides of the workbench 12. A collecting bucket 6 is respectively provided above each collecting box 5. The collecting bucket 6 is fixedly connected to the workbench 12, and the upper opening size of the collecting bucket 6 is larger than the lower opening size. By providing the collecting boxes 5 and the collecting bucket 6 on both sides of the workbench 12, the metal chips generated by the milling process can be cleaned to the two ends of the workbench 12, and then directly fall into the collecting box 5 through the collecting effect of the collecting bucket 6, so as to avoid the metal chips being scattered all over the base 11 and being cleaned again, thereby saving the time of cleaning the metal chips.

[0035] See also Figure 1 and Figure 5 , two first slide rails 71 are arranged at intervals on the workbench 12, and the first slide rails 71 are extended along the X-axis direction of the bed 1, and a clamp base 72 base 11 is slidably arranged on the two first slide rails 71, and the clamp 3 is fixedly connected to the top of the clamp base 72 base 11. Specifically, the top of the workbench 12 is a workbench top plate 121, and the two ends of the workbench top plate 121 extend out of the main structure of the workbench 12; two first sliders are arranged at the bottom of the clamp base 72 base 11, and the clamp base 72 base 11 is slidably connected to the two parallel first slide rails 71 through the two first sliders. In this embodiment, the clamp drive mechanism 4 includes a first ball screw transmission mechanism and a first drive motor 42, and the first drive motor 42 is connected to the screw of the first ball screw transmission mechanism, and the clamp base 72 base 11 is connected to the screw nut of the first ball screw transmission mechanism. Specifically, refer to Figure 5 , the two ends of the first ball screw 41 are respectively mounted on the workbench top plate 121 through bearing seats, a screw nut is provided on the first ball screw 41, and the bottom of the base 11 of the clamp base 72 is fixedly connected to the screw nut. When the first ball screw 41 rotates, the screw nut moves along the first ball screw 41, thereby driving the base 11 of the clamp base 72 to move. The first drive motor 42 is installed at the bottom of the workbench top plate 121, and a driving pulley 43 is provided on the output shaft of the first drive motor 42, and a driven pulley 44 is provided at the end of the first ball screw 41. A transmission belt 45 is wound around the driving pulley 43 and the driven pulley 44. When the first drive motor 42 is working, the first ball screw 41 is driven to rotate through the transmission belt 45, thereby driving the clamp 3 to move.

[0036] See also Figure 1The milling mechanism 2 includes a milling base 21, a power milling cutter spindle 22 and a milling drive motor 23 arranged on the milling base 21, the milling base 21 is slidably arranged on the column 13, the power milling cutter spindle is rotatably arranged on the milling base 21, the milling drive motor 23 is transmission-connected with the input end of the power milling cutter spindle 22, and the output end of the power milling cutter spindle 22 is connected with a milling cutter 24. A milling base drive mechanism 25 is arranged on the column 13, the milling base 21 is connected to the driving end of the milling base drive mechanism 25, and the milling base drive mechanism 25 is used to drive the milling base 21 to move along the Z-axis direction of the bed 1. In this embodiment, the milling cutter 24 is a face milling cutter, and the diameter of the milling cutter 24 is greater than the distance between the two fixture side plates 32, so that when the fixture 3 moves along the X-axis direction of the bed 1, the milling cutter 24 can perform surface milling processing on multiple samples clamped by the milling cutter 24.

[0037] Specifically, two second slide rails are arranged in parallel on the column 13, and two second sliders are arranged on the milling base 21, and the milling base 21 is slidably connected to the two second slide rails through the two second sliders. In this embodiment, the milling base drive mechanism 25 includes a second ball screw transmission mechanism and a second drive motor, the second drive motor is connected to the screw of the second ball screw transmission mechanism, and the milling base 21 is connected to the screw nut of the second ball screw transmission mechanism.

[0038] Furthermore, an upper limit sensor 81, a zero limit sensor 82 and a lower limit sensor 83 are sequentially arranged on one side of the column 13 along the vertical direction from top to bottom, and the upper limit sensor 81, the zero limit sensor 82 and the lower limit sensor 83 are all photoelectric sensors, and a sensor baffle 84 is arranged on one side of the milling base 21. Through the above arrangement, the upper and lower moving strokes of the milling mechanism 2 can be limited, and the return to the origin of the milling mechanism 2 can be set. Similarly, a limit sensor can also be arranged on the workbench 12 to limit the moving stroke of the fixture base 72 base 11 on the first slide rail 71.

[0039] In this embodiment, the interior of the workbench 12 is a hollow structure, and a control module of the rapid milling machine can be set inside the workbench 12. A detachable cover is set at the front end of the workbench 12 to facilitate the installation and maintenance of the control module.

[0040] See also Figure 6The rapid milling machine also includes a protective shell 9, which is arranged on the base 11. The workbench 12, the column 13, the milling mechanism 2, the clamp 3 and the clamp driving mechanism 4 are all arranged in the protective shell 9; a box door 91 is arranged on the front side of the protective shell 9. By setting the protective shell 9, the rapid milling machine can close the box door 91 when working, so as to avoid the metal chips generated during milling from splashing everywhere, ensure the cleanliness of the surrounding environment of the milling machine and ensure the safety of the staff. Two small box doors are also arranged at the lower front side of the protective shell 9, and the collection box 5 can be placed or taken out by opening the small box doors. A control panel 92 is also extended from the top of the protective shell 9. The control panel 92 is a touch screen panel. The control panel 92 is electrically connected to the control module of the rapid milling machine. By inputting the pre-set milling parameters on the control panel 92, the rapid milling machine can mill out the plane used for sample analysis.

[0041] In summary, the rapid milling machine provided by the utility model has a fixture that moves horizontally on the bed, and a milling mechanism that moves vertically on the column. During milling, the milling mechanism moves to the working position, and multiple samples clamped on the fixture can be milled simultaneously by controlling the fixture to move along the X-axis direction of the bed. The structure of the rapid milling machine is more compact and small, reducing the floor space. The fixture can clamp multiple samples in batches for milling, and the position of the fixture support plate in the fixture is adjustable, so that it can be flexibly adjusted according to the number of samples to be processed, thereby facilitating the milling of different numbers of batch samples and improving the efficiency of milling.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0043] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. A rapid milling prototype machine, characterized in that: include: Bed, milling mechanism, fixture and fixture driving mechanism; wherein, The bed includes a base, a workbench is arranged on the front side of the top of the base, and a column is vertically arranged on the rear side of the top of the base; The milling mechanism is arranged on the column and is used for performing milling processing on the sample clamped by the fixture; The fixture is slidably connected to the workbench, and the fixture can move along the X-axis direction of the bed; The fixture comprises a fixture bottom plate, two fixture side plates, a fixture backing plate and a hydraulic clamping plate assembly, wherein the two fixture side plates are fixedly mounted on the fixture bottom plate, the two fixture side plates are spaced apart by a preset distance and are arranged in parallel, the fixture backing plate is connected between the two fixture side plates, and the position of the fixture backing plate relative to the fixture side plates is adjustable, and the clamping end of the hydraulic clamping plate assembly can be moved toward or away from the fixture backing plate to clamp or release the specimen; Two collection boxes are arranged on the base, and the collection boxes are box structures with an open top, and the two collection boxes are respectively located on the left and right sides of the workbench; A collecting bucket is respectively arranged above each of the collecting boxes. The collecting bucket is fixedly connected to the workbench, and the size of the upper opening of the collecting bucket is larger than the size of the lower opening.

2. The rapid milling machine according to claim 1, characterized in that: A plurality of slots are symmetrically arranged on the inner side surfaces of the two clamp side plates, and clamping protrusions matching the slots are respectively arranged at both ends of the clamp back plate, and the two clamping protrusions at both ends of the clamp back plate are respectively inserted into the corresponding slots of the two clamp side plates.

3. The rapid milling machine according to claim 1, characterized in that: The hydraulic clamping plate assembly comprises a hydraulic oil cylinder and a clamping block, wherein the clamping block is fixedly connected to the front end of the telescopic rod of the hydraulic oil cylinder.

4. The rapid milling machine according to claim 3, characterized in that: A guide seat is arranged on the bottom plate of the clamp, a guide groove is arranged on the guide seat, and the clamping block is slidably connected in the guide groove.

5. The rapid milling machine according to claim 1, characterized in that: Two first slide rails are arranged on the workbench at intervals, the first slide rails are extended along the X-axis direction of the bed, a clamp base is slidably arranged on the two first slide rails, and the clamp is fixedly connected to the top of the clamp base; The clamp driving mechanism includes a first ball screw transmission mechanism and a first driving motor, the first driving motor is connected to the screw of the first ball screw transmission mechanism, and the clamp base is connected to the screw nut of the first ball screw transmission mechanism.

6. The rapid milling machine according to claim 1, characterized in that: The milling mechanism comprises a milling base, and a power milling cutter spindle and a milling drive motor arranged on the milling base, wherein the milling base is slidably arranged on the column, the power milling cutter spindle is rotatably arranged on the milling base, the milling drive motor is transmission-connected to the input end of the power milling cutter spindle, and the output end of the power milling cutter spindle is connected to a milling cutter; A milling base driving mechanism is arranged on the column, the milling base is connected to the driving end of the milling base driving mechanism, and the milling base driving mechanism is used to drive the milling base to move along the Z-axis direction of the bed.

7. The rapid milling machine according to claim 6, characterized in that: An upper limit sensor, a zero limit sensor and a lower limit sensor are arranged on one side of the column in sequence from top to bottom along the vertical direction. The upper limit sensor, the zero limit sensor and the lower limit sensor are all photoelectric sensors. A sensor baffle is arranged on one side of the milling base.

8. The rapid milling machine according to claim 1, characterized in that: It also includes a protective shell, which is arranged on the base, and the workbench, column, milling mechanism, clamp and clamp driving mechanism are all arranged in the protective shell; a box door is arranged on the front side of the protective shell.

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