CN210938409U

CN210938409U - Positioning and grinding mechanism for step drill

Info

Publication number: CN210938409U
Application number: CN201921953922.9U
Authority: CN
Inventors: 廖明科
Original assignee: Taiwan More Cash Village Corp
Current assignee: Taiwan More Cash Village Corp
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-07
Anticipated expiration: 2029-11-13

Abstract

The utility model relates to a rank bores location grinding machanism, mainly by the base unit, the positioning unit, and grinding unit constitutes, its key feature is the newly-increased positioning unit on the base unit, be equipped with the constant head tank on seeing through the setting element, when the operation personnel remove the setting element to the primary importance, make the location portion of rank brill support and lean on at the constant head tank, thereby reach the effect of quick accurate location, thereby, make the rank brill can accurately install on anchor clamps unit, and can also fix the standard position of wanting to process when installing at every turn, when changing the rank brill, the user also need not relapse to bore the action of carrying out the location correction to the rank, not only labour saving and time saving is outside, still can avoid the problem of human error, and then improve the purpose of rank brill processingquality.

Description

Positioning and grinding mechanism for step drill

Technical Field

The utility model relates to a grind technical field of mechanism, refer in particular to a rank bores location and grinds mechanism.

Background

Referring to fig. 1, a bur grinding machine disclosed in taiwan patent No. TWM577360 is shown, in which a bur (not shown) is fixed by an outer edge clamping unit 10 and an inner edge clamping unit 11, and is ground by a pair of grinding wheels 12, when the bur is fixed by the outer edge clamping unit 10, an outer edge of the bur abuts against the grinding wheels 12, and when the bur is fixed by the inner edge clamping unit 11, an inner edge of the bur abuts against the grinding wheels 12, and by fixing the bur to the outer edge clamping unit 10 and the inner edge clamping unit 11, the inner edge and the outer edge of the bur can be averaged in length and angle of each edge after grinding, thereby solving the problem of some deviation in length and angle of each edge of the bur caused by the conventional manual grinding of a bur by a CNC lathe.

However, before the hole drill is processed, the positioning mode of the hole drill still depends on manual work to achieve the positioning effect, the traditional method of manual positioning is monotonous, non-professional work is repeated, young people are less willing to invest, middle-aged and elderly people are affected by vision degradation factors, and the problem of positioning position deviation caused by manual errors is often caused, so that the structure is time-consuming and labor-consuming.

In addition, different operators inevitably cause errors, so that the yield and the accuracy of the hole drill after processing are difficult to improve; in addition, it is difficult to adjust the fixed standard position every time in a manual positioning mode, and the processing quality is easily affected.

Therefore, how to solve the above conventional problems and disadvantages is the direction of the present invention to be studied and improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a location grinding mechanism is bored to rank, it mainly makes the rank bore can more accurate location before processing on anchor clamps unit to avoid human error's problem, and then improve the rank and bore the purpose of processingquality.

Therefore, in order to achieve the above object, according to the present invention, a positioning and grinding mechanism for a stage drill is provided, which is suitable for a fixture unit, wherein the fixture unit is provided with a stage drill, the stage drill has a positioning portion, the positioning and grinding mechanism for the stage drill comprises:

a base unit having a positioning seat support;

a positioning unit arranged on the base unit and provided with a positioning seat arranged on the positioning seat support and used for the clamp unit to penetrate through for positioning, an adjusting seat arranged on one side of the positioning seat, a positioning piece penetrating through the adjusting seat and a knob piece penetrating through the adjusting seat and capable of pivoting, wherein the positioning piece can move between a first position and a second position and is provided with a clamping groove which is concavely arranged and positioned above and a positioning groove which is concavely arranged at one end and used for the positioning part of the step drill to be clamped and positioned, when the positioning piece moves to the first position, the positioning part of the step drill is abutted against the positioning groove, when the positioning piece moves to the second position, the positioning part of the step drill is not abutted against the positioning groove, and the knob piece is provided with a body part which can be pressed or not pressed after pivoting, when the body part is pressed in the clamping groove, the positioning piece cannot move between the first position and the second position, and when the body part is not pressed in the clamping groove, the positioning piece can move between the first position and the second position; and

and the grinding unit is arranged on the base unit and is provided with a grinding seat for the fixture unit to penetrate and position.

Preferably, the grinding seat of the grinding unit is provided with a screw hole through which an adjusting rod penetrates, the adjusting rod is provided with a stud and a rotating handle connected with the stud, the stud is meshed with the screw hole, the bottom of the grinding seat is further provided with a sliding rail, the top surface of the base unit is fixedly provided with a sliding block, and the sliding rail of the grinding seat is clamped with the sliding block in a sliding manner.

Preferably, the polishing device further comprises a measuring unit disposed on one side of the polishing seat, the measuring unit comprises an indicator and a pressure pointer connected to the indicator, the pressure pointer is movably connected to the indicator, the data in the indicator is changed by pushing and pressing the pressure pointer, and a positioning column for the pressure pointer to penetrate through is fixedly disposed on the top surface of the base unit.

Preferably, the positioning seat is further provided with two positioning convex sections, and the front chuck of the clamp unit is provided with a positioning surface for the two positioning convex sections to abut against for positioning.

Therefore, the utility model provides a rank bores location grinding machanism, mainly by this base unit, this positioning unit, and this grinding unit constitutes, its key feature is this positioning unit newly-increased on this base unit, see through and be equipped with this constant head tank on this setting element, when the operation personnel remove this setting element to this primary importance, make the location portion of this rank brill support and lean on at this constant head tank, thereby reach the effect of quick accurate location, therefore, make this rank brill can accurately install on this anchor clamps unit, and can also fix the standard position of wanting to process when installing at every turn, when changing this rank brill, the user also need not repeat the action of carrying out the location correction to this rank brill, not only laborsaving, still can avoid the problem of artificial error, and then improve the purpose of this rank brill processingquality.

In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Drawings

Figure 1 is a schematic representation of one of the hole drilling and grinding mills of taiwan patent No. TWM 577360.

Fig. 2 is a perspective combination view of an embodiment of the present invention.

Fig. 3 is an exploded perspective view of an embodiment of the present invention.

Fig. 4 is a partial enlarged view of an embodiment of the present invention.

Fig. 5A is a usage status diagram (i) showing the positioning element in the first position according to an embodiment of the present invention.

Fig. 5B is a usage status diagram (ii) showing the positioning element at the second position according to an embodiment of the present invention.

Fig. 6 is a cross-sectional view of an embodiment of the present invention.

Description of the symbols

Outer blade holding unit 10

Inner blade holding unit 11

Grinding wheel 12

First position P1

Second position P2

Direction of displacement X

Clamp unit 20

Clip barrel 21

Front clamping head 22

Positioning surface 221

Rear clamping head 23

Step drill 30

Positioning part 31

Base unit 40

Positioning seat support 41

Base top surface 42

Positioning unit 50

Positioning seat 51

Positioning convex section 511

Adjusting seat 52

Upper cover member 521

Positioning piece 53

Clamping groove 531

Positioning groove 532

Knob member 54

Body 541

Grinding unit 60

Grinding seat 61

Screw hole 611

Slide rail 612

Axle 62

Grinding wheel 63

Power machine 70

Adjusting rod 80

Stud 81

Rotating handle 82

Slider 90

Measuring unit 100

Indicating meter 101

Pressure pointer 102

Positioning post 110

Detailed Description

The foregoing and other features, aspects and utilities of the present invention will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.

Referring to fig. 2 to 6, an embodiment of the present invention provides a positioning and grinding mechanism for a stepped drill, which is suitable for a fixture unit 20, wherein a stepped drill 30 is clamped at a center of a clamping barrel 21 of the fixture unit 20, the stepped drill 30 has a positioning portion 31 located at an intermediate portion, the fixture unit 20 further has a front chuck 22 sleeved on the clamping barrel 21 and a rear chuck 23 screwed to a rear end of the front chuck 22, an upper end of the front chuck 22 has a positioning surface 221, and the positioning and grinding mechanism for the stepped drill mainly comprises a base unit 40, a positioning unit 50 and a grinding unit 60, wherein:

the base unit 40 has a positioning seat support 41; in this embodiment, a power machine 70 is provided on the base top surface 42 of the base unit 40.

The positioning unit 50 is disposed on the base unit 40, and has a positioning seat 51 locked on the positioning seat support 41 and allowing the front chuck 22 of the chuck unit 20 to be inserted and positioned, an adjusting seat 52 disposed on one side of the positioning seat 51, a positioning member 53 inserted into the adjusting seat 52, and a knob member 54 inserted into the upper cover 521 of the adjusting seat 52 and capable of pivoting, the positioning member 53 is capable of moving between a first position P1 and a second position P2, and has a concave oblong engaging groove 531 disposed above and a positioning groove 532 recessed at one end and allowing the positioning portion 31 of the step drill 30 to be engaged and positioned, when the positioning member 53 is displaced to the first position P1, the positioning portion 31 of the step drill 30 abuts against the positioning groove 532 (as shown in fig. 5A), and when the positioning member 53 is displaced to the second position P2, the positioning portion 31 of the step drill 30 does not abut against the positioning groove 532 (as shown in fig. 5B), the knob 54 has a body 541 capable of pressing or not pressing the locking groove 531 after pivoting, when the bottom of the body 541 is pressed on the bottom of the locking groove 531, the positioning member 53 is limited and cannot move between the first position P1 and the second position P2, and when the bottom of the body 541 is not pressed on the locking groove 531, the positioning member 53 can move between the first position P1 and the second position P2; in this embodiment, the positioning seat 51 is further provided with two positioning convex sections 511, when the clamp unit 20 is inserted into the positioning seat 51, the two positioning convex sections 511 support the positioning surface 221 of the clamp unit 20 to abut against and position, so as to achieve the effect of positioning the clamp unit 20.

The grinding unit 60 is disposed on the base unit 40 and has a grinding seat 61 for the fixture unit 20 to pass through and locate; in the present embodiment, the polishing unit 60 further includes a shaft 62 connected to the power machine 70, and the power machine 70 transmits power to the shaft 62 to rotate the shaft 62, and the rotation of the shaft 62 drives the polishing wheel 63 to rotate, so as to process the stepped drill 30. Since the assembly method of the polishing unit 60 is the prior art, and the operation method is the same as the prior art, it is not the focus of the present invention, the detailed structure, assembly method and operation method of the polishing unit 60 will not be described in detail.

In the embodiment, the grinding seat 61 of the grinding unit 60 is provided with a screw hole 611 for an adjusting rod 80 to pass through, the adjusting lever 80 has a stud 81, and a rotating handle 82 connected to the stud 81, the external thread of the outer surface of the stud 81 is engaged with the screw hole 611, the bottom of the grinding base 61 is further provided with a slide rail 612, the base top surface 42 of the base unit 40 is fixedly provided with a slide block 90, the slide rail 612 of the polishing base 61 is slidably engaged with the slider 90, and the polishing apparatus further comprises a measuring unit 100 disposed on one side of the polishing base 61, the measurement unit 100 has an indicator 101 and a pressure indicator 102 connected to the indicator 101, the pressure indicator 102 is connected to the indicator 101, and by pushing the pressure indicator 102, the data in the indicator 101 is changed, a positioning column 110 for the pressure indicator 102 is fixed on the top surface 42 of the base unit 40. When the user rotates the rotating handle 82 of the adjusting lever 80, the grinding seat 61 can move along a displacement direction X, and the pressure pointer 102 is pressed from the outer surface of the grinding seat 61 in the displacement direction X, so that the indicator 101 can read the pressure data measured by the pressure pointer 102, and thus, the user can know the data of the displacement of the grinding seat 61 along the displacement direction X by the measuring unit 100, so as to adjust the position of the grinding seat 61 along the displacement direction X according to the stage drills 30 with different sizes.

The above description is the configuration description of each main component of the embodiment of the present invention. The following description is made for the usage and efficacy of the present invention.

Thus, the present invention provides a positioning and grinding mechanism for a stepped drill, which is mainly composed of the base unit 40, the positioning unit 50, and the grinding unit 60, it is mainly characterized in that the positioning unit 50 is additionally arranged on the base unit 40, and the positioning slot 532 is arranged on the positioning member 53, when the operator moves the positioning member 53 to the first position P1, the positioning portion 31 of the stepped drill 30 abuts against the positioning groove 532, thereby achieving the effect of fast and accurate positioning, thereby enabling the stepped drill 30 to be accurately mounted on the jig unit 20, and can also fix the standard position to be processed while installing each time, while changing the step and drilling 30, users do not need to carry on the movement of the alignment correction to the step and drilling 30 repeatedly, not merely save time and save effort, can also avoid the problem of the human error, and then improve the purpose of the processing quality of the step and drilling 30.

In summary, the above embodiments and drawings are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a step bores location grinding mechanism, is applicable to a anchor clamps unit and uses, the anchor clamps unit presss from both sides and is equipped with a step and bores, the step drilling tool has a location portion, its characterized in that, step bores location grinding mechanism includes:

a base unit having a positioning seat support;

2. The positioning and grinding mechanism for the stepped drill according to claim 1, wherein the grinding seat of the grinding unit has a screw hole for an adjusting rod to pass through, the adjusting rod has a stud and a rotating handle connected to the stud, the stud is engaged with the screw hole, the bottom of the grinding seat further has a slide rail, the top surface of the base unit is fixedly provided with a slide block, and the slide rail of the grinding seat is slidably engaged with the slide block.

3. The positioning and grinding mechanism of a step drill as claimed in claim 1, further comprising a measuring unit disposed at one side of the grinding seat, wherein the measuring unit comprises an indicating gauge and a pressure pointer connected to the indicating gauge, the pressure pointer is movably connected to the indicating gauge, data in the indicating gauge is changed by pushing the pressure pointer, and a positioning post for the pressure pointer to pass through is fixedly disposed on the top surface of the base unit.

4. The positioning and grinding mechanism for the stepped drill according to claim 1, wherein the positioning seat is further provided with two positioning convex sections, and the front chuck of the clamping unit has a positioning surface for the two positioning convex sections to abut against.