CN211589455U - Drill bit fine grinding equipment - Google Patents
Drill bit fine grinding equipment Download PDFInfo
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- CN211589455U CN211589455U CN201922425566.XU CN201922425566U CN211589455U CN 211589455 U CN211589455 U CN 211589455U CN 201922425566 U CN201922425566 U CN 201922425566U CN 211589455 U CN211589455 U CN 211589455U
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Abstract
The utility model discloses a drill bit fine grinding device, which comprises a drill bit feeding mechanism, a drill bit rotating mechanism, a drill bit fine grinding mechanism and a drill bit discharging mechanism, wherein the drill bit rotating mechanism mainly comprises a rotary driven component and a rotary driving component, and the rotary driven component comprises a base, a rotary supporting seat arranged on the base and rotary driven wheel groups respectively arranged at two ends of the rotary supporting seat; the rotary driving component comprises a connecting plate, a rotary driving motor, a rotary transmission structure, a rotary driving wheel which is arranged above the rotary supporting seat and connected with the rotary transmission structure, and an upward pushing driving component connected with the upper end part of the connecting plate; the drill bit fine grinding mechanism comprises a drill bit positioning component and a grinding wheel fine grinding component, wherein the grinding wheel fine grinding component comprises a grinding wheel rotating driving motor arranged on the machine table and a grinding wheel connected to an output shaft of the grinding wheel rotating driving motor and faces the drill bit positioning component. The utility model provides a drill bit correct grinding equipment realizes grinding drill bit most advanced periphery comprehensively, and improves the grinding precision.
Description
Technical Field
The utility model relates to an automation equipment especially relates to a drill bit correct grinding equipment.
Background
The drill bit is a commonly used drilling tool and is formed by grinding and cutting a bar stock. The PCB micro drill is a micro drill for drilling a PCB, and as electronic products are lighter and thinner, the specification of the PCB micro drill is smaller and smaller in succession, and the corresponding precision requirement on the micro drill grinding equipment is higher and higher.
The main equipment for processing the PCB micro drill is a drill grinding machine tool, and because the PCB micro drill has small specification, the grinding equipment has very high requirement on processing precision. The existing drill bit grinding equipment is difficult to grind the drill bit comprehensively due to the structural limitation, and the drill bit is unstable to clamp and low in grinding precision frequently in the grinding process.
SUMMERY OF THE UTILITY MODEL
To the above, an object of the utility model is to provide a drill bit correct grinding equipment realizes grinding drill bit most advanced periphery comprehensively, and improves and grinds the precision.
The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be:
a drill bit fine grinding device comprises a machine table and is characterized by further comprising a drill bit feeding mechanism arranged on the machine table, a drill bit rotating mechanism arranged on the machine table and located behind the drill bit feeding mechanism, a drill bit fine grinding mechanism arranged on the machine table and located behind the drill bit rotating mechanism, and a drill bit discharging mechanism arranged on the machine table and located behind the drill bit fine grinding mechanism, wherein the drill bit rotating mechanism mainly comprises a rotary driven assembly and a rotary driving assembly, the rotary driven assembly is arranged on the rear side of the drill bit feeding mechanism, the rotary driving assembly is arranged above the rotary driven assembly, the rotary driven assembly comprises a base arranged on the rear side of the drill bit feeding mechanism, a rotary supporting seat arranged on the base, and rotary driven wheel sets respectively arranged at two ends of the rotary supporting seat; the rotary driving component comprises a connecting plate arranged on the machine table, a rotary driving motor arranged on the machine table, a rotary transmission structure connected with the output end of the rotary driving motor, a rotary driving wheel arranged above the rotary supporting seat and connected with the rotary transmission structure, and a push-up driving component connected with the upper end part of the connecting plate; the drill bit fine grinding mechanism comprises a drill bit positioning component arranged on the side edge of the rotary supporting seat and a grinding wheel fine grinding component arranged right in front of the drill bit positioning component, and the grinding wheel fine grinding component comprises a grinding wheel rotary driving motor arranged on the machine table and a grinding wheel which is connected to an output shaft of the grinding wheel rotary driving motor and faces the drill bit positioning component.
As a further improvement of the utility model, a drill bit rotary clamping groove is formed on the rotary supporting seat; the rotary driven wheel set is mainly formed by arranging two rotary driven wheels which are rotatably arranged on the end part of the rotary supporting seat side by side, and the two rotary driven wheels are positioned on the end part of the rotary clamping groove of the drill bit.
As a further improvement, the rotary transmission structure mainly comprises a driving gear disposed on the output end of the rotary driving motor, a driven gear disposed on the connecting plate, and a chain surrounding the driving gear and the driven gear, wherein the driven gear is disposed on the central shaft of the rotary driving wheel.
As a further improvement, the push-up driving assembly mainly comprises a counterweight block disposed on the upper end of the connecting plate and a push-up driving cylinder disposed on the machine table and connected to the counterweight block, and the piston rod of the push-up driving cylinder is connected to the counterweight block.
As a further improvement, the drill positioning assembly comprises a positioning forward pushing motor arranged on the machine table, a positioning forward pushing arm connected to an output shaft of the positioning forward pushing motor, and a positioning head arranged on the positioning forward pushing arm and facing the grinding wheel, and a positioning clamping groove is formed on the end face of the positioning head.
As a further improvement of the present invention, the drill discharging mechanism mainly comprises a material taking assembly and a pushing discharging assembly disposed on the material taking assembly, wherein the material taking assembly mainly comprises a material taking base disposed right in front of the rotary supporting base, a material taking arm slidably disposed on the material taking base and facing the rotary supporting base, and a material taking driving motor disposed at the rear end of the material taking base and connected to the rear end of the material taking arm, and a material taking loading slot is formed on the material taking arm; the pushing and discharging assembly mainly comprises a discharging hopper arranged on the side edge of the material taking base, a fixed connecting frame fixedly arranged on the side edge of the material taking base and a pushing and driving cylinder erected on the material taking base and located at the opening of the discharging hopper, wherein a piston rod of the pushing and driving cylinder is connected to the fixed connecting frame, and a pushing block is arranged at the lower end of the pushing and driving cylinder and located above the material taking arm.
As a further improvement of the present invention, the drill feeding mechanism comprises a feeding rail disposed at the front side of the rotary support seat, a feeding pushing assembly disposed at the front end of the feeding rail, and a feeding hopper disposed above the feeding rail, wherein a feeding chute is formed in the length direction of the feeding rail; the feeding pushing assembly mainly comprises a feeding pushing cylinder and a feeding push rod which is connected with the end part of a piston rod of the feeding pushing cylinder and is movably inserted in the feeding groove; a vertical blanking channel which is positioned right above the feeding groove is formed at the lower end of the feeding funnel.
As a further improvement, the feeding funnel is provided with a blanking push-down control assembly, and this blanking push-down control assembly mainly pushes down the actuating cylinder and connects in a blanking push-down actuating cylinder's a drive head of tip under the piston rod and constitutes by vertically setting up a blanking on the feeding funnel outside limit, is connected with a blanking push-down portion that imbeds in the feeding funnel on this drive head side tip, and this blanking push-down portion is located the upper end opening part of vertical blanking passageway.
As a further improvement of the utility model, the blanking pushes down and is formed with a convex part, convex part and a convex part from top to bottom in proper order in the portion, and is formed with a depressed part between this convex part and convex part, is formed with an inclined plane on this depressed part, and this inclined plane inclines to the upper end opening direction of vertical blanking passageway.
As a further improvement, a vertical inner wall face and an inclined inner wall face that set up relatively have in the material loading funnel, vertical blanking passageway is formed at vertical inner wall face and inclined inner wall face lower extreme, offers on this vertical inner wall face and supplies blanking push-down part embedding and movable opening.
The utility model has the advantages that: the automatic grinding machine has the advantages that automatic equipment is formed by combining a drill bit feeding mechanism, a drill bit rotating mechanism, a drill bit fine grinding mechanism, a drill bit discharging mechanism and the like, the automation degree is high, the efficiency is high, the grinding operation is carried out while the drill bit tip is rotated, and the periphery of the drill bit tip is comprehensively ground; and the drill bit in rotation is positioned, so that the drill bit is prevented from shaking greatly in the grinding process, and the grinding precision is improved.
The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the rotary driving wheel pressing on the rotary supporting seat of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of a part of the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 4;
fig. 6 is a schematic structural view of the feeding funnel of the present invention;
fig. 7 is an enlarged view of a portion C in fig. 6.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings and preferred embodiments.
Referring to fig. 1, an embodiment of the present invention provides a drill precision grinding apparatus, including a machine table, a drill feeding mechanism 2 disposed on the machine table, a drill rotating mechanism 3 disposed on the machine table and located behind the drill feeding mechanism 2, a drill precision grinding mechanism 4 disposed on the machine table and located behind the drill rotating mechanism 3, and a drill discharging mechanism 5 disposed on the machine table and located behind the drill precision grinding mechanism 4. The drill bit is fed to the drill bit rotating mechanism 3 by the drill bit feeding mechanism 2, the drill bit is driven to rotate continuously by the drill bit rotating mechanism 3, the tip end of the drill bit is ground and refined comprehensively all around by the drill bit fine grinding mechanism 4 in the rotating process of the drill bit, and finally the discharging operation is completed by the drill bit discharging mechanism 5.
In the embodiment, the drill rotating mechanism 3 mainly comprises a rotary driven component 31 disposed at the rear side of the drill feeding mechanism 2 and a rotary driving component 32 disposed above the rotary driven component 31, specifically, as shown in fig. 2 to 5, the rotary driven component 31 includes a base 311 disposed at the rear side of the drill feeding mechanism 2, a rotary supporting seat 312 disposed on the base 311, and a rotary driven wheel set 313 disposed at two ends of the rotary supporting seat 312 respectively. Specifically, a drill bit rotary clamping groove 3121 is formed on the rotary support base 312, and a drill bit loaded by the drill bit loading mechanism 2 moves onto the drill bit rotary clamping groove 3121; the rotary driven wheel group 313 is mainly formed by arranging two rotary driven wheels 3131 rotatably disposed at the end of the rotary supporting base 312 side by side, and when a rotary acting force is applied to the two rotary driven wheels 3131, the two rotary driven wheels 3131 can rotate along the rotary supporting base 312, and the two rotary driven wheels 3131 are located at the end of the bit rotary locking groove 3121, and when a bit is moved to the bit rotary locking groove 3121, the bit is also located between the two rotary driven wheels 3131.
Specifically, as shown in fig. 1 to fig. 3, the rotary driving element 32 includes a connecting plate 321 disposed on the machine, a rotary driving motor 322 disposed on the machine, a rotary transmission structure 323 connected to an output end of the rotary driving motor 322, a rotary driving wheel 324 disposed above the rotary supporting base 312 and connected to the rotary transmission structure 323, and a push-up driving element 325 connected to an upper end of the connecting plate 321. To facilitate the structure of the rotary driven component 31 to be clearly seen, fig. 1 is a schematic structural view of the rotary driving component 32 lifted upwards, and in actual operation, the rotary driving wheel 324 of the rotary driving component 32 presses on the rotary supporting seat 312, as shown in fig. 2 and 3.
Specifically, the rotation transmission structure 323 mainly comprises a driving gear disposed on the output end of the rotation driving motor 322, a driven gear 3232 disposed on the connecting plate 321, and a chain 3233 surrounding the driving gear and the driven gear 3232, wherein the driven gear 3232 is sleeved on the central shaft of the rotation driving gear 324. The driving force provided by the rotation driving motor 322 is transmitted to the rotation driving wheel 324 by the rotation transmission structure 323, so as to drive the rotation driving wheel 324 to rotate.
Specifically, the push-up driving assembly 325 mainly comprises a weight block 3251 disposed on the upper end of the connecting plate 321, and a push-up driving cylinder 3252 disposed on the machine and connected to the weight block 3251, wherein a piston rod of the push-up driving cylinder 3252 is connected to the weight block 3251. The weight 3251 is disposed to allow the upper end of the connecting plate 321 to sink downward, so that the rotary driving wheel 324 swings downward to press on the rotary supporting seat 312.
The rotary driving wheel 324 is driven to rotate on the rotary supporting seat 312 by the combination of the rotary driving motor 322 and the rotary transmission structure 323, and since the drill bit is cylindrical, the rotation of the rotary driving wheel 324 drives the drill bit to rotate, and at the same time, drives the four rotary driven wheels 3131 at the two ends of the rotary supporting seat 312 to rotate synchronously. Therefore, the rotary driving wheel 324 above the drill bit is combined with the four rotary driven wheels 3131 below the drill bit to drive the drill bit to synchronously and stably rotate, so that the tip of the drill bit can be conveniently ground.
When the grinding of one drill bit is completed, the driving cylinder 3252 pushes the driving roller 324 upward to move the driving roller 324 upward, and the drill bit is released and can be moved out. The next drill bit is moved to the rotary support 312, and the rotary driver 324 is pressed against the rotary support 312 to rotate the drill bit. Thus, the push-up actuating cylinder 3252 is configured to provide intermittent push-up force to the capstan 324, such that the capstan 324 can be switched between upward movement and downward movement.
In the embodiment, the drill refining mechanism 4 includes a drill positioning component 41 disposed on the side of the rotary supporting seat 312, and a grinding wheel refining component 42 disposed right in front of the drill positioning component 41, specifically, as shown in fig. 2, the grinding wheel refining component 42 includes a grinding wheel rotary driving motor 421 disposed on the machine table, and a grinding wheel 422 connected to the output shaft of the grinding wheel rotary driving motor 421 and facing the drill positioning component 41. The drill bit tip is positioned by the drill bit positioning assembly 41, and the grinding wheel 422 is driven by the grinding wheel rotation driving motor 421 to rotate continuously, so as to grind the drill bit tip rotating continuously, thereby improving the precision of grinding the drill bit tip rotating.
Specifically, as shown in fig. 4 and 5, the drill positioning assembly 41 includes a positioning pushing motor 411 disposed on the machine platform, a positioning pushing arm 412 connected to an output shaft of the positioning pushing motor 411, and a positioning head 413 disposed at an end of the positioning pushing arm 412 and facing the grinding wheel 422, wherein a positioning slot 4131 is formed on an end surface of the positioning head 413. The positioning pushing motor 411 provides driving force to drive the positioning pushing arm 412 to move towards the grinding wheel 422, so that the tip of the drill bit which rotates continuously is clamped into the positioning clamping groove 4131, and the tip of the drill bit which is clamped into the positioning clamping groove 4131 rotates continuously but cannot swing left and right up and down, namely is limited in the positioning clamping groove 4131, so that the grinding wheel 422 can grind the tip of the drill bit accurately. After the grinding is completed, the positioning and pushing motor 411 drives the positioning and pushing arm 412 to move backward, so as to complete the discharging operation.
In this embodiment, as shown in fig. 4 and 5, the drill discharging mechanism 5 mainly comprises a material taking assembly 51 and a pushing discharging assembly 52 disposed on the material taking assembly 51, wherein the material taking assembly 51 mainly comprises a material taking base 511 disposed right in front of the rotating support base 312, a material taking arm 512 slidably disposed on the material taking base 511 and facing the rotating support base 312, and a material taking driving motor 513 disposed at the rear end of the material taking base 511 and connected to the rear end of the material taking arm 512, and a material taking loading slot 5121 is formed on the material taking arm 512. The material taking driving motor 513 drives the material taking arm 512 to slide on the material taking base 511, and when the end part of the material taking arm 512 extends out of the material taking base 511 and extends to the tip end of the ground drill bit, the drill bit is pushed to the material taking loading groove 5121 of the material taking arm 512 by the auxiliary driving force of the drill bit feeding mechanism 2; then, the material taking driving motor 513 drives the material taking arm 512 to retreat. Meanwhile, the pushing and discharging assembly 52 mainly comprises a discharging hopper 521 disposed on the side of the material taking base 511, a fixed connecting frame 522 fixedly disposed on the side of the material taking base 511, and a pushing and driving cylinder 523 erected on the material taking base 511 and located at the opening of the discharging hopper 521, wherein a piston rod of the pushing and driving cylinder 523 is connected to the fixed connecting frame 522, and a pushing block 524 is disposed at the lower end of the pushing and driving cylinder 523 and above the material taking arm 512. The material taking arm 512 retreats, so that when the drill bit moves to the opening of the discharge hopper 521, the pushing material driving cylinder 523 provides a driving force, and since the fixed connection frame 522 is fixed to the material taking base 511, the piston rod of the pushing material driving cylinder 523 pushes the pushing material driving cylinder 523 to move towards the discharge hopper 521, and the pushing block 524 at the lower end of the pushing material driving cylinder 523 pushes the drill bit into the discharge hopper 521, thereby completing the discharging operation.
In this embodiment, as shown in fig. 1, the drill feeding mechanism 2 includes a feeding rail 21 disposed at the front side of the rotary supporting seat 312, a feeding pushing assembly 22 disposed at the front end of the feeding rail 21, and a feeding hopper 23 disposed above the feeding rail 21, wherein a feeding slot 211 is formed in the length direction of the feeding rail 21; the feeding pushing assembly 22 mainly comprises a feeding pushing cylinder 221 and a feeding pushing rod 222 connected to the end of the piston rod of the feeding pushing cylinder 221 and movably inserted into the feeding groove 211; a vertical blanking channel 231 is formed at the lower end of the feeding funnel 23 and is located right above the feeding slot 211. After the drill bit falls from the feeding hopper 23 to the feeding groove 211 of the feeding rail 21 through the vertical blanking channel 231, the feeding push cylinder 221 drives the feeding push rod 222 to push the drill bit in the feeding groove 211 to the drill bit rotary clamping groove 3121 of the rotary supporting seat 312, and then the subsequent rotary grinding operation is completed. In order to facilitate the feeding accuracy, the feeding slot 211 and the drill bit rotary clamping slot 3121 are located on the same straight line.
In order to make the drill bits individually fall into the vertical blanking channel 231, as shown in fig. 6, in the present embodiment, a blanking push-down control assembly 24 is disposed on the feeding funnel 23, the blanking push-down control assembly 24 mainly comprises a blanking push-down driving cylinder 241 longitudinally disposed on the outer side edge of the feeding funnel 23, and a driving head 242 connected to the lower end portion of the piston rod of the blanking push-down driving cylinder 241, a blanking push-down part 2421 embedded in the feeding funnel 23 is connected to the side end portion of the driving head 242, and the blanking push-down part 2421 is located at the upper end opening of the vertical blanking channel 231. During feeding, the drill bits are placed in the feeding hopper 23, and the drill bits are stacked at the opening at the upper end of the vertical blanking channel 231 under the action of gravity. The blanking push-down driving cylinder 241 of the blanking push-down control component 24 drives the driving head 242 to reciprocate up and down. Specifically, when the driving head 242 moves upward, the blanking pushing part 2421 connected to the side end part of the driving head 242 swings downward; when the driving head 242 moves downward, the blanking pushing-down part 2421 swings upward; the driving head 242 reciprocates up and down to drive the blanking pushing part 2421 to swing up and down. When the blanking pushing-down part 2421 swings up and down, one drill bit stacked at the opening at the upper end of the vertical blanking channel 231 is pushed down into the vertical blanking channel 231, so that one drill bit falls into the vertical blanking channel 231 independently, and the fact that one drill bit is fed to the feeding groove 211 of the feeding rail 21 independently is guaranteed.
Specifically, as shown in fig. 7, an upper protrusion 24211, a middle protrusion 24212 and a lower protrusion 24213 are sequentially formed on the blanking lower pushing part 2421 from top to bottom, a recess 24214 is formed between the upper protrusion 24211 and the middle protrusion 24212, a lower inclined surface 242141 is formed on the recess 24214, and the lower inclined surface 242141 is inclined towards the upper end opening direction of the vertical blanking channel 231. During the up-and-down reciprocating swing action of the blanking pushing part 2421, the drill bits on the side of the upper convex part 24211 are pushed to the lower left by the upper convex part 24211, meanwhile, the drill bits on the side of the middle convex part 24212 are pushed to the lower left by the middle convex part 24212, and the drill bits on the side of the lower convex part 24213 are pushed into the vertical blanking channel 231 by the lower convex part 24213. From this, cooperate by sectional type push action, realize pushing into vertical blanking passageway 231 with an orderly root of drill bit, finally be convenient for realize on the orderly solitary material loading of a root of drill bit is to feeding chute 211 of material loading track 21.
Meanwhile, in the present embodiment, the width of the vertical blanking channel 231 matches the size of the drill bit, so that the width of the vertical blanking channel 231 can only accommodate one drill bit to fall.
In order to facilitate the step-by-step pushing action to realize the blanking action, in the present embodiment, the feeding funnel 23 has a vertical inner wall surface 232 and an inclined inner wall surface 233 which are oppositely disposed, the vertical blanking channel 231 is formed at the lower ends of the vertical inner wall surface 232 and the inclined inner wall surface 233, and the vertical inner wall surface 232 is provided with a movable opening 2321 for the blanking pushing-down part 2421 to be inserted and to move. The blanking pushing part 2421 swings up and down in a reciprocating manner at the movable opening 2321, and the inner bottom of the movable opening 2321 is used as a reference point, so that the blanking pushing part 2421 is driven to swing up and down in a reciprocating manner by the up and down reciprocating swing of the driving head 242.
It should be noted that the utility model discloses a drill bit correct grinding equipment improves specific structure, and to concrete control mode, is not the innovation point of the utility model. To various drive cylinders, driving motors and other parts that the utility model relates to, can be general standard or the part that technical staff knows, its structure, principle and control mode are known or are known through routine experimentation to technical staff of technical staff.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by adopting the same or similar technical features as the above embodiments of the present invention are all within the protection scope of the present invention.
Claims (10)
1. A drill bit fine grinding device comprises a machine table and is characterized by further comprising a drill bit feeding mechanism arranged on the machine table, a drill bit rotating mechanism arranged on the machine table and located behind the drill bit feeding mechanism, a drill bit fine grinding mechanism arranged on the machine table and located behind the drill bit rotating mechanism, and a drill bit discharging mechanism arranged on the machine table and located behind the drill bit fine grinding mechanism, wherein the drill bit rotating mechanism mainly comprises a rotary driven assembly and a rotary driving assembly, the rotary driven assembly is arranged on the rear side of the drill bit feeding mechanism, the rotary driving assembly is arranged above the rotary driven assembly, the rotary driven assembly comprises a base arranged on the rear side of the drill bit feeding mechanism, a rotary supporting seat arranged on the base, and rotary driven wheel sets respectively arranged at two ends of the rotary supporting seat; the rotary driving component comprises a connecting plate arranged on the machine table, a rotary driving motor arranged on the machine table, a rotary transmission structure connected with the output end of the rotary driving motor, a rotary driving wheel arranged above the rotary supporting seat and connected with the rotary transmission structure, and a push-up driving component connected with the upper end part of the connecting plate; the drill bit fine grinding mechanism comprises a drill bit positioning component arranged on the side edge of the rotary supporting seat and a grinding wheel fine grinding component arranged right ahead of the drill bit positioning component, and the grinding wheel fine grinding component comprises a grinding wheel rotary driving motor arranged on the machine table and a grinding wheel which is connected to an output shaft of the grinding wheel rotary driving motor and faces the drill bit positioning component; the drill bit discharging mechanism mainly comprises a material taking assembly and a pushing discharging assembly arranged on the material taking assembly, wherein the material taking assembly mainly comprises a material taking base arranged right ahead the rotary supporting base, a material taking arm arranged on the material taking base in a sliding mode and facing the rotary supporting base, and a material taking driving motor arranged at the rear end of the material taking base and connected to the rear end of the material taking arm, and a material taking loading groove is formed in the material taking arm.
2. The drill bit refining apparatus of claim 1, wherein a drill bit rotation pocket is formed on the rotation support base; the rotary driven wheel set is mainly formed by arranging two rotary driven wheels which are rotatably arranged on the end part of the rotary supporting seat side by side, and the two rotary driven wheels are positioned on the end part of the rotary clamping groove of the drill bit.
3. The apparatus of claim 1, wherein the rotary drive mechanism comprises a driving gear disposed at the output of the rotary drive motor, a driven gear disposed on the connecting plate, and a chain surrounding the driving gear and the driven gear, wherein the driven gear is disposed on the central shaft of the rotary driving gear.
4. The drill bit fine grinding device according to claim 1, wherein the upward driving assembly is mainly composed of a counterweight block disposed on the upper end of the connecting plate, and an upward driving cylinder disposed on the machine table and connected to the counterweight block, and a piston rod of the upward driving cylinder is connected to the counterweight block.
5. The drill bit fine grinding equipment as claimed in claim 1, wherein the drill bit positioning assembly comprises a positioning forward pushing motor arranged on the machine table, a positioning forward pushing arm connected to an output shaft of the positioning forward pushing motor, and a positioning head arranged at the end part of the positioning forward pushing arm and facing the grinding wheel, and a positioning clamping groove is formed on the end surface of the positioning head.
6. The drill bit fine grinding equipment as claimed in claim 1, wherein the pushing discharge assembly is mainly composed of a discharge hopper arranged on a side edge of the material taking base, a fixed connecting frame fixedly arranged on a side edge of the material taking base, and a material pushing driving cylinder erected on the material taking base and located at an opening of the discharge hopper, a piston rod of the material pushing driving cylinder is connected to the fixed connecting frame, and a material pushing block is arranged at the lower end of the material pushing driving cylinder and located above the material taking arm.
7. The drill bit fine grinding apparatus according to claim 1, wherein the drill bit feeding mechanism includes a feeding rail disposed at a front side of the rotary support base, a feeding pushing assembly disposed at a front end of the feeding rail, and a feeding hopper disposed above the feeding rail, wherein a feeding groove is formed in a length direction of the feeding rail; the feeding pushing assembly mainly comprises a feeding pushing cylinder and a feeding push rod which is connected with the end part of a piston rod of the feeding pushing cylinder and is movably inserted in the feeding groove; a vertical blanking channel which is positioned right above the feeding groove is formed at the lower end of the feeding funnel.
8. The drill bit fine grinding apparatus according to claim 7, wherein a blanking push-down control unit is provided on the feed hopper, the blanking push-down control unit being mainly composed of a blanking push-down driving cylinder provided longitudinally on an outer side edge of the feed hopper, and a driving head connected to a lower end portion of a piston rod of the blanking push-down driving cylinder, a blanking push-down portion embedded in the feed hopper being connected to a side end portion of the driving head, the blanking push-down portion being located at an upper end opening of the vertical blanking passage.
9. The drill bit fine grinding apparatus according to claim 8, wherein an upper convex portion, a middle convex portion and a lower convex portion are formed on the blanking push-down portion in sequence from top to bottom, and a concave portion is formed between the upper convex portion and the middle convex portion, and a lower inclined surface is formed on the concave portion, and the lower inclined surface is inclined toward the upper end opening direction of the vertical blanking channel.
10. The drill bit fine grinding device according to claim 8, wherein the feeding funnel is provided with a vertical inner wall surface and an inclined inner wall surface which are arranged oppositely, the vertical blanking channel is formed at the lower ends of the vertical inner wall surface and the inclined inner wall surface, and a movable opening for the blanking push-down part to be embedded and move is formed in the vertical inner wall surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425566.XU CN211589455U (en) | 2019-12-30 | 2019-12-30 | Drill bit fine grinding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425566.XU CN211589455U (en) | 2019-12-30 | 2019-12-30 | Drill bit fine grinding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211589455U true CN211589455U (en) | 2020-09-29 |
Family
ID=72597305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922425566.XU Active CN211589455U (en) | 2019-12-30 | 2019-12-30 | Drill bit fine grinding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211589455U (en) |
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2019
- 2019-12-30 CN CN201922425566.XU patent/CN211589455U/en active Active
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