CN217045990U - Drill diameter grinding positioning device and drill diameter grinding equipment - Google Patents

Drill diameter grinding positioning device and drill diameter grinding equipment Download PDF

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Publication number
CN217045990U
CN217045990U CN202220563859.3U CN202220563859U CN217045990U CN 217045990 U CN217045990 U CN 217045990U CN 202220563859 U CN202220563859 U CN 202220563859U CN 217045990 U CN217045990 U CN 217045990U
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Prior art keywords
grinding
bar
rod
positioning
supporting
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Chinese (zh)
Inventor
何伟波
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Shenzhen Huayi Machinery Technology Co ltd
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Shenzhen Huayi Machinery Technology Co ltd
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Abstract

The utility model relates to a grinding machine tool technical field, in particular to bore footpath grinding positioner and applied this bore footpath grinding positioner's brill footpath grinding equipment. The drill diameter grinding and positioning device comprises a rack, a supporting structure, a guide wheel structure, a pressing wheel structure and a butting structure. The support structure is arranged on the rack and used for supporting and placing the bar stock; the guide wheel structure is arranged on the rack, and a guide wheel on the guide wheel structure is positioned on one side of the supporting structure and used for positioning the bar; the frame is located to the pinch roller structure, the structural pinch roller of pinch roller is located one side that bearing structure deviates from the guide pulley, be used for fixing a position the bar, both sides limit through guide pulley and pinch roller location bar, make setting up the more stable of the bar centre gripping on bearing structure, the butt structure is located in the frame, butt structural butt portion contacts with the grinding position of bar, so, it is spacing to receive the support at grinding in-process grinding position, make the grinding precision higher, the grinding position is difficult to the rupture.

Description

Drill diameter grinding positioning device and drill diameter grinding equipment
Technical Field
The utility model relates to a grinding machine tool technical field, in particular to bore footpath grinding positioner and applied this bore footpath grinding positioner's brill footpath grinding equipment.
Background
The drill bit is a common drilling tool and is formed by grinding and cutting a bar stock. The PCB micro drill is used for a micro drill for drilling a PCB, the specification of the PCB micro drill is successively smaller and smaller along with the increasing lightness and thinness of electronic products, and the corresponding precision requirement on the micro drill grinding equipment is also increased. The main equipment for processing the PCB micro-drill is a drill grinding machine tool, the drill processing relates to a plurality of processes and flows, the bar is fixed in a clamp, and the bar is ground and formed step by step through a grinding and cutting mechanism at each station.
In the process of processing the micro drill, due to the small size of the micro drill, the non-grinding part of the drill rod is usually positioned in the grinding process, but the grinding part is not positioned, so that the size precision of the grinding part is difficult to grasp.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bore footpath grinding positioner aims at pinpointing the drill bit bar, improves the grinding precision, guarantees product quality.
In order to achieve the above object, the utility model provides a bore footpath grinding positioner, bore footpath grinding positioner includes:
a frame;
the supporting structure is arranged on the rack and used for supporting and placing bars;
the guide wheel structure is arranged on the rack, and a guide wheel of the guide wheel structure is positioned on one side of the supporting structure and used for positioning the bar;
the pinch roller structure is arranged on the rack, and a pinch roller of the pinch roller structure is positioned on one side of the support structure, which is far away from the guide wheel, and is used for positioning the bar stock; and
the abutting structure is arranged on the rack, and the abutting part on the abutting structure is in contact with the grinding part of the bar stock.
Optionally, the abutment structure comprises:
the first driving part is arranged on the rack; and
the first supporting rod is connected with the first driving part in a driving mode, and the abutting part is arranged on the first supporting rod.
Optionally, the first supporting rod is rotatably disposed on the rack, and the first supporting rod is rotatably connected to the output end of the first driving portion.
Optionally, the abutment comprises:
the positioning rod is arranged on the first supporting rod; and
and the ejector rod is positioned on the positioning rod and is in contact with the grinding part of the bar stock.
Optionally, the positioning rod is provided with an insertion hole for inserting the ejector rod, and is also provided with a locking hole communicated with the insertion hole;
and/or a contact block is further arranged at the contact end part of the ejector rod and is in contact with the grinding part of the bar stock.
Optionally, the diameter-drilling grinding and positioning device further comprises a bar end positioning portion, the bar end positioning portion is arranged on the frame, and the bar end positioning portion is located on one side of the supporting structure, which is away from the abutting portion.
Optionally, the support structure comprises:
the guide seat is arranged on the rack;
the supporting guide plate is movably arranged on the guide seat, and the bar stock is supported on the supporting guide plate; and
and the displacement adjusting piece is arranged on the guide seat and connected with the supporting guide plate so as to drive the supporting guide plate to move on the guide seat.
Optionally, the displacement adjuster comprises:
the screw rod seat is arranged on the guide seat; and
and the screw is in threaded connection with the screw seat and is connected to the supporting guide plate.
Optionally, the guide wheel structure includes a rotation driving portion, the rotation driving portion is disposed on the rack, and an output end of the rotation driving portion is in driving connection with the guide wheel;
and/or, the pinch roller structure includes second drive division and second bracing piece, the second drive division is located the frame, the second bracing piece rotate connect in the output of second drive division, the second bracing piece rotates to be located the frame, the pinch roller is located the second bracing piece.
The application still provides a bore diameter grinding equipment, bore diameter grinding equipment include bore diameter grinding positioner, and grinding device, grinding device is right the bar grinds.
The utility model discloses technical scheme is through brill footpath grinding positioner, stable centre gripping bar for the bar is more stable at the grinding in-process, and fixes a position drill bit bar accurately, improves grinding precision, guarantees product quality. The drill diameter grinding and positioning device comprises a rack, a supporting structure, a guide wheel structure, a pressing wheel structure and a butting structure. The supporting structure is arranged on the rack and used for supporting and placing the bar; the guide wheel structure is arranged on the machine frame, and a guide wheel on the guide wheel structure is positioned on one side of the supporting structure and used for positioning the side edge of the bar; the frame is located to the pinch roller structure, the structural pinch roller of pinch roller is located one side that bearing structure deviates from the guide pulley, be used for the side location to the bar, both sides limit through guide pulley and pinch roller location bar, make setting up the more stable of bar centre gripping on bearing structure, the butt structure is located in the frame, butt portion on the butt structure contacts with the grinding position of bar, so, it is spacing that grinding position receives the support at grinding in-process, make the grinding precision higher, the grinding position is difficult to the rupture.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of a diameter-drilling grinding and positioning device of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural diagram of the drill grinding and positioning device in FIG. 1;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;
FIG. 5 is a schematic structural view of a positioning rod on the abutting portion in FIG. 1;
fig. 6 is a schematic view of the positioning rod of the abutting portion of fig. 1 from another perspective.
The reference numbers illustrate:
Figure BDA0003541059750000031
Figure BDA0003541059750000041
the realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of an embodiment of a drill diameter grinding and positioning device 100 according to the present invention.
As shown in fig. 1 and fig. 2, according to the technical scheme, the rod 20 is stably clamped by the drill diameter grinding and positioning device 100, so that the rod 20 is more stable in the grinding process, and the drill bit rod 20 is accurately positioned, thereby improving the grinding precision and ensuring the product quality. The radius drilling and grinding positioning device 100 includes a machine frame 10, a supporting structure 30, a guide wheel structure 50, a pressing wheel structure 70 and an abutting structure 90. The supporting structure 30 is arranged on the frame 10, and the supporting structure 30 is used for supporting and placing the bar 20; the guide wheel structure 50 is arranged on the frame 10, and a guide wheel 51 on the guide wheel structure 50 is positioned on one side of the support structure 30 and used for positioning the side edge of the bar material 20; pinch roller structure 70 is located on frame 10, pinch roller 71 on pinch roller structure 70 is located the one side that bearing structure 30 deviates from guide wheel 51, be used for the side location to bar 20, both sides limit through guide wheel 51 and pinch roller 71 location bar 20, make the bar 20 centre gripping of setting on bearing structure 30 more stable, butt structure 90 is located on frame 10, butt portion 91 on the butt structure 90 contacts with the grinding position of bar 20, so, it is spacing that grinding position receives the support at grinding in-process, make the grinding precision higher, the grinding position is difficult to the rupture.
Further, as shown in fig. 1, the abutting structure 90 includes a first driving portion 93 and a first supporting rod 95, the first driving portion 93 is disposed on the frame 10, the first driving portion 93 is drivingly connected to the first supporting rod 95, and the abutting portion 91 is disposed on the first supporting rod 95. The first driving part 93 drives the first support rod 95 to move, so that the position of the abutting part 91 arranged on the first support rod 95 is adjusted, and the abutting part 91 is in contact with the grinding part of the bar 20. For example, when the size of the bar 20 changes, it is necessary to adjust the position of the abutting portion 91 so that the abutting portion 91 effectively contacts the grinding portion of the bar 20.
Further, as shown in fig. 1, a first supporting rod 95 is rotatably disposed on the frame 10, and the first supporting rod 95 is rotatably connected to an output end of the first driving part 93. Thus, when the first driving portion 93 pushes the first supporting rod 95, the first supporting rod 95 rotates around the connection point with the frame 10, and the abutting portion 91 on the first supporting rod 95 swings accordingly, so as to adjust the position of the abutting portion 91, and the abutting portion 91 contacts the grinding portion of the bar 20 at a proper position. Moreover, since the first support rod 95 is rotatably connected to the output ends of the frame 10 and the first driving part 93, the first support rod 95 has better balance and stability, and the scale precision adjusted in the position adjusting process is higher, which is beneficial to improving the grinding precision of the bar 20.
As shown in fig. 1 and 2, the contact portion 91 includes a positioning rod 911 and an ejector rod 913, the positioning rod 911 is provided on the first support rod 95, the ejector rod 913 is positioned on the positioning rod 911, and the ejector rod 913 is in contact with the grinding portion of the bar material 20. Ejector rod 913 is fixed a position through locating lever 911 to ejector rod 913 detachably locates locating lever 911, and the position of ejector rod 913 on locating lever 911 is adjustable, conveniently adjusts the concrete position of ejector rod 913, makes ejector rod 913 and the grinding position contact of bar 20. Meanwhile, when the ejector rod 913 is damaged, the ejector rod 913 can be replaced from the positioning rod 911.
Further, as shown in fig. 5 and 6, be equipped with spliced eye 9111 on locating lever 911 for grafting ejector pin 913, that is, ejector pin 913 can pass spliced eye 9111, connects on locating lever 911, or is equipped with the external screw thread on ejector pin 913, is equipped with the internal thread in spliced eye 9111, and ejector pin 913 passes spliced eye 9111 to the spiro union improves the stability that both connect on locating lever 911.
Still be equipped with locking hole 9113 on the locating lever 911, locking hole 9113 communicates with spliced eye 9111, passes spliced eye 9111 back at ejector pin 913, through insert a little in locking hole 9113, insert a little and ejector pin 913 interference fit, further lock ejector pin 913, prevent that ejector pin 913 from shifting or deviating from in spliced eye 9111, influence the grinding position that ejector pin 913 contacted bar 20.
And/or, further, as shown in fig. 4, the contact end part of the jacking rod 913 is further provided with a contact block 9131, and the contact block 9131 is in contact with the grinding part of the bar stock 20. For example, when the distance between the mandrel 913 and the bar stock 20 needs to be further finely adjusted, a contact block 9131 may be attached to the contact end portion of the mandrel 913, and further, the contact block 9131 may have certain elasticity, because the bar stock 20 may be gradually thinned during the grinding process, a gap may be formed between the grinding portion and the contact block 9131, and the contact block 9131 having certain elasticity may effectively and continuously contact the grinding portion in order to form good contact.
Further, as shown in fig. 3 and 4, the drill diameter grinding positioning device 100 further includes a bar end positioning portion 40, the bar end positioning portion 40 is disposed on the frame 10, and the bar end positioning portion 40 is located on a side of the support structure 30 away from the abutting portion 91. So that when the bar 20 is placed on the support guide 33, the end of the bar 20 can abut against the bar end positioning portion 40, preventing the bar 20 from moving in its axial direction.
Further, as shown in fig. 1 to 4, the supporting structure 30 includes a guide seat 31, a supporting guide 33, and a displacement adjusting member 35, the guide seat 31 is disposed on the frame 10, the supporting guide 33 is movably disposed on the guide seat 31, the bar 20 is supported on the supporting guide 33, and the displacement adjusting member 35 is disposed on the guide seat 31 and connected to the supporting guide 33 to drive the supporting guide 33 to move on the guide seat 31. That is, the support guide 33 is adjusted by the displacement adjusting member 35 to move up and down on the guide seat 31 to accommodate the support height of the bar 20 on the support guide 33. The support guide 33 is limited in the limit space of the guide seat 31, and the support guide 33 can only be displaced in the vertical direction of the limit space of the guide seat 31 by the displacement adjusting member 35, thereby ensuring the stability of the support guide 33. Here, the displacement adjusting member 35 is used to raise or lower the support guide 33 as long as the function is achieved, and the specific structure is not limited.
Further, as shown in fig. 2 and 4, the supporting guide 33 is further provided with a supporting pad 331, and the supporting pad 331 is used for finely adjusting the height of the supporting guide 33, so that the bar 20 is stably clamped between the guide wheel 51 and the pressing wheel 71. As shown in fig. 4, the side edge of the support guide 33 is attached to the guide wheel 51, and the side edge of the support guide 33 has an arc shape that fits to the guide wheel 51.
Further, as shown in fig. 4, the displacement adjusting member 35 includes a screw seat 351 and a screw 353, the screw seat 351 is disposed on the guide seat 31, and the screw 353 is threadedly coupled to the screw seat 351 and connected to the support guide 33. The screw 353 is rotated to screw in or screw out the screw 353 with respect to the screw holder 351, thereby lowering or raising the support guide 33 provided on the screw 353.
Further, as shown in fig. 1, the guide wheel structure 50 includes a rotation driving portion 53, the rotation driving portion 53 is disposed on the frame 10, and an output end of the rotation driving portion 53 is connected to the guide wheel 51 in a driving manner. That is, the rotating driving part 53 drives the guide wheel 51 to rotate, so as to drive the bar 20 to rotate, and the bar 20 drives the pressing wheel 71 to rotate, so that the bar 20 and the pressing wheel 71 have sliding friction in the rotating process, and the resistance of the bar 20 to rotation is reduced. In the process of grinding the bar stock, the grinding wheel is contacted with the grinding part of the bar stock, and the bar stock 20 rotates to enable the bar stock 20 to move relative to the grinding wheel, so that the grinding is realized.
And/or, the pinch roller structure 70 includes a second driving portion 73 and a second support rod 75, the second driving portion 73 is disposed on the frame 10, the second support rod 75 is connected to the second driving portion 73 in a driving manner, the pinch roller 71 is disposed on the second support rod 75, that is, the second support rod 75 is driven by the second driving portion 73, so as to adjust the position of the pinch roller 71 disposed on the second support rod 75, and the pinch roller 71 is conveniently disposed on the side edge of the bar 20.
Further, the second support bar 75 is rotatably provided on the frame 10, and the second support bar 75 is rotatably connected to the output end of the second driving unit 73. Thus, when the second driving portion 73 pushes the second supporting rod 75, the second supporting rod 75 rotates around the connection point with the frame 10, and the pressing wheel 71 on the second supporting rod 75 swings accordingly, so as to adjust the position of the pressing wheel 71, and make the pressing wheel 71 contact the side edge of the bar 20 at a proper position. Moreover, since the second support rod 75 is rotatably connected to the output ends of the frame 10 and the second driving portion 73, the second support rod 75 has better balance and stability, and the dimension precision adjusted in the position adjusting process is higher, which is beneficial to improving the grinding precision of the bar 20.
Further, this application still provides a bore diameter grinding equipment, bore diameter grinding positioner that bore diameter grinding equipment includes, and grinding device grinds bar 20. Since the drill diameter grinding and positioning device adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated herein.
The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or directly/indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A kind of bore diameter grinding locating device, characterized by, the said bore diameter grinding locating device includes:
a frame (10);
a support structure (30), wherein the support structure (30) is arranged on the machine frame (10), and the support structure (30) is used for supporting and placing a bar stock (20);
the guide wheel structure (50) is arranged on the rack (10), and a guide wheel (51) of the guide wheel structure (50) is positioned on one side of the supporting structure (30) and used for positioning the bar stock (20);
the pinch roller structure (70), the pinch roller structure (70) is arranged on the machine frame (10), and a pinch roller (71) of the pinch roller structure (70) is positioned on one side, away from the guide wheel (51), of the supporting structure (30) and used for positioning the bar (20); and
the butt joint structure (90) is arranged on the rack (10), and a butt joint part (91) on the butt joint structure (90) is in contact with a grinding part of the bar stock (20).
2. The gage grinding positioning device as defined in claim 1, wherein the abutment structure (90) includes:
a first driving part (93), wherein the first driving part (93) is arranged on the frame (10); and
the first support rod (95), the first drive part (93) is connected with the first support rod (95) in a driving mode, and the abutting part (91) is arranged on the first support rod (95).
3. The gage grinding positioning device as defined in claim 2, wherein the first support rod (95) is rotatably mounted on the frame (10), the first support rod (95) being rotatably connected to an output end of the first driving portion (93).
4. The gage grinding positioning device as defined in claim 2, wherein the abutment (91) includes:
the positioning rod (911), wherein the positioning rod (911) is arranged on the first supporting rod (95); and
the ejector rod (913), the ejector rod (913) is located on the positioning rod (911), and the ejector rod (913) is in contact with the grinding portion of the bar (20).
5. The drill diameter grinding and positioning device as claimed in claim 4, wherein the positioning rod (911) is provided with an inserting hole (9111) for inserting the ejector rod (913), the positioning rod (911) is further provided with a locking hole (9113), and the locking hole (9113) is communicated with the inserting hole (9111);
and/or the contact end part of the ejector rod (913) is also provided with a contact block (9131), and the contact block (9131) is in contact with the grinding part of the bar stock (20).
6. The radius drill grinding locating device according to any one of claims 1-5, further comprising a bar end positioning portion (40), the bar end positioning portion (40) being provided on the frame (10), the bar end positioning portion (40) being located on a side of the support structure (30) facing away from the abutment (91).
7. The gage grinding positioning device as defined in claim 6, wherein the support structure (30) includes:
the guide seat (31) is arranged on the rack (10);
the supporting guide plate (33), the supporting guide plate (33) is movably arranged on the guide seat (31), and the bar stock (20) is supported on the supporting guide plate (33); and
the displacement adjusting piece (35) is arranged on the guide seat (31) and connected with the supporting guide plate (33) so as to drive the supporting guide plate (33) to move on the guide seat (31).
8. The gage grinding positioning device as defined in claim 7, wherein the displacement adjustment member (35) includes:
the screw rod seat (351) is arranged on the guide seat (31); and
the screw (353) is screwed on the screw seat (351) and is connected to the support guide plate (33).
9. The radius grinding and positioning device according to claim 6, wherein the guide wheel structure (50) comprises a rotary driving part (53), the rotary driving part (53) is arranged on the frame (10), and the output end of the rotary driving part (53) is in driving connection with the guide wheel (51);
and/or, pinch roller structure (70) includes second drive division (73) and second bracing piece (75), second drive division (73) are located frame (10), second bracing piece (75) rotate connect in the output of second drive division (73), second bracing piece (75) rotate locate frame (10), pinch roller (71) are located second bracing piece (75).
10. A bore grinding apparatus, characterized in that it comprises a bore grinding positioning device according to any of claims 1-9, and a grinding device, which grinds the bar stock (20).
CN202220563859.3U 2022-03-10 2022-03-10 Drill diameter grinding positioning device and drill diameter grinding equipment Active CN217045990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220563859.3U CN217045990U (en) 2022-03-10 2022-03-10 Drill diameter grinding positioning device and drill diameter grinding equipment

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Application Number Priority Date Filing Date Title
CN202220563859.3U CN217045990U (en) 2022-03-10 2022-03-10 Drill diameter grinding positioning device and drill diameter grinding equipment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117532417A (en) * 2023-10-19 2024-02-09 东莞市梵宇自动化科技有限公司 Coarse and fine grinding follow rest
CN117532417B (en) * 2023-10-19 2024-05-17 东莞市梵宇自动化科技有限公司 Coarse and fine grinding follow rest

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117532417A (en) * 2023-10-19 2024-02-09 东莞市梵宇自动化科技有限公司 Coarse and fine grinding follow rest
CN117532417B (en) * 2023-10-19 2024-05-17 东莞市梵宇自动化科技有限公司 Coarse and fine grinding follow rest

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