CN212635242U - Inner hole chamfering device for annular workpiece - Google Patents
Inner hole chamfering device for annular workpiece Download PDFInfo
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- CN212635242U CN212635242U CN202021457039.3U CN202021457039U CN212635242U CN 212635242 U CN212635242 U CN 212635242U CN 202021457039 U CN202021457039 U CN 202021457039U CN 212635242 U CN212635242 U CN 212635242U
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Abstract
The utility model relates to an annular work piece hole chamfer device. The utility model provides an annular work piece hole chamfer device, is including setting up chamfer mechanism and the work piece centre gripping moving mechanism on the bottom plate, chamfer mechanism includes chamfer piece and is used for making the first actuating mechanism of chamfer piece rotation, chamfer piece upper end is the chamfer end, the chamfer end is under the narrow toper structure of width, work piece centre gripping moving mechanism is including the clamping jaw that is used for centre gripping work piece, the second actuating mechanism who is used for making the clamping jaw go up and down, the clamping jaw is including controlling the relative clamp splice that sets up, all is equipped with the constant head tank that is used for restricting the work piece and reciprocates on the relative inner wall of two clamp splices, and work piece centre gripping moving mechanism's clamping jaw removes to hold the work piece in the chamfer and serve to make work piece hole and chamfer end surface contact. The utility model has the advantages of can guarantee the chamfer angle and the chamfer degree of consistency to improve the chamfer effect and reduce the defective percentage.
Description
Technical Field
The utility model relates to an annular work piece hole chamfer device.
Background
The chamfering operation is mostly carried out manually because the annular workpieces such as the magnetic ring and the like need to be chamfered at the two ends of the inner hole, the angle and the uniformity of the inner hole chamfering are difficult to ensure, and the defective rate is high.
Disclosure of Invention
The utility model aims at providing a can guarantee the chamfer angle and the chamfer degree of consistency to improve the chamfer effect and reduce the annular workpiece hole chamfer device of defective percentage.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an annular work piece hole chamfer device, is including setting up chamfer mechanism and the work piece centre gripping moving mechanism on the bottom plate, chamfer mechanism includes chamfer piece and is used for making the first actuating mechanism of chamfer piece rotation, chamfer piece upper end is the chamfer end, the chamfer end is under the narrow toper structure of width, work piece centre gripping moving mechanism is including the clamping jaw that is used for centre gripping work piece, the second actuating mechanism who is used for making the clamping jaw go up and down, the clamping jaw is including controlling the relative clamp splice that sets up, all is equipped with the constant head tank that is used for restricting the work piece and reciprocates on the relative inner wall of two clamp splices, and work piece centre gripping moving mechanism's clamping jaw removes to hold the work piece in the chamfer and serve to make work piece hole and chamfer end surface contact.
The utility model discloses during the device uses, press from both sides tightly fixedly to the work piece through the clamping jaw, the clamping jaw removes under work piece centre gripping moving mechanism's second actuating mechanism's effect afterwards to make the work piece fall on the chamfer of chamfer piece is served, and make work piece hole and chamfer end surface contact, start first actuating mechanism at last so that chamfer piece rotation, thereby carry out work piece hole chamfer operation. The utility model discloses a clamping jaw is with the removal of restriction work piece, and the work piece can be guaranteed coaxially with the chamfer piece, can guarantee that hole chamfer angle can not take place the deviation, and the chamfer degree of consistency is good, can improve work piece hole chamfer effect, can reduce the defective percentage. After chamfering the inner hole at one end of the workpiece is finished, the workpiece can be taken down and turned over, and then the workpiece is clamped again through the clamping jaw to chamfer the other end of the inner hole. The second driving mechanism can adopt an air cylinder, and the air cylinder can excessively press the workpiece downwards so that the workpiece can continuously move downwards in the chamfering process, so that the inner hole of the workpiece can be chamfered, and not only the contact part of the workpiece and the chamfering end is polished; the second driving mechanism can also adopt other devices such as an electric push rod and the like, and can gradually move down the workpiece when the chamfering block rotates, so as to realize the inner diameter chamfering of the workpiece.
Preferably, a pressing block is arranged above the chamfering block, the pressing block is provided with a yielding groove which is downwards opened to yield the chamfering end, a third driving mechanism is matched with the pressing block or the chamfering block, the third driving mechanism is used for lifting the pressing block or the chamfering block, and under the action of the third driving mechanism, the lower end face of the pressing block is contacted with the edge of the upper end face of the workpiece. In the chamfering process of the workpiece, the pressing block applies force to the inner edge of the workpiece so as to ensure that the inner hole of the workpiece is in close contact with the chamfering block and ensure the chamfering effect.
Preferably, the middle part of the lower end face of the pressing block is concave upwards to form the abdicating groove, so that the lower end face of the pressing block is arranged in an annular shape, and the abdicating groove and the chamfering block are arranged coaxially. The lower end surface of the pressing block is annular, so that the contact surface of the pressing block and the workpiece is larger, and the chamfering effect of the inner hole of the workpiece is better.
Preferably, the side surface of the chamfering block is provided with a plurality of buffer mechanisms, each buffer mechanism comprises a contact block which is in contact with the pressing block, a boss which extends towards the outer side of the circumference is arranged at the position of the pressing block deviating from the lower end, and the pressing block moves downwards to enable the boss to be in contact with the contact block; the two opposite sides of the chamfering block are provided with the buffer mechanisms. The buffer mechanism is used for preventing the pressing block from impacting the workpiece and the chamfering block so as to prevent the device or the workpiece from being damaged. The buffer mechanism can adopt the existing oil buffer or other mechanisms which can provide buffer for the pressing block.
Preferably, the chamfer piece middle part has the downwardly opening in order to be used for with the rotation axis complex centre bore of vertical setting, the chamfer piece is equipped with the first keyway of downwardly opening and with the centre bore intercommunication, the rotation axis is equipped with upwards and to open-ended second keyway, and when the rotation axis upper end was located the centre bore, partly be located the first keyway of parallel key, another part of parallel key is located the second keyway, the rotation axis overcoat is equipped with the spring, the spring is located chamfer piece downside, first keyway is greater than the parallel key along the axial length of rotation axis along the axial of rotation axis, when the chamfer piece moved down, the parallel key followed first keyway and moved down, and the spring is compressed. The spring is arranged so that the chamfering block is in a suspended state when the clamping jaw drives the workpiece to move downwards, and the workpiece is prevented from being damaged due to collision with the chamfering block. The rotating shaft can be rotationally fixed on the bottom plate or a bracket on the bottom plate, and can also be a part linked with or even integrated with the output end of the first driving mechanism; when the first driving mechanism is a motor, the rotating shaft may be a motor output shaft.
Preferably, the workpiece clamping and moving mechanism comprises a fourth driving mechanism, the clamping jaw is fixed at the output end of the fourth driving mechanism, and the clamping jaw is horizontally overturned under the action of the fourth driving mechanism. Through setting up fourth actuating mechanism to improve production efficiency, need not the manual work and take off the work piece and carry out the fixed of work piece and clamping jaw once more.
Preferably, the opening of the positioning groove of the clamping block is in an open structure. The arrangement enables the workpiece to enter the positioning groove more conveniently.
Preferably, the cross section of the clamping block is L-shaped or C-shaped, and the positioning grooves are formed in the L-shaped inner wall or the C-shaped inner wall of the clamping block. The movement of the workpiece is limited in multiple directions, so that the inner hole chamfering effect is guaranteed.
Preferably, the workpiece clamping and moving mechanism comprises a fifth driving mechanism, and the fifth driving mechanism is used for left and right movement of the clamping jaw.
The setting of fifth actuating mechanism is in order to realize moving about the work piece, so that the utility model discloses the device can arrange feed mechanism and unloading mechanism and use together, can improve production efficiency.
The utility model has the advantages of can guarantee the chamfer angle and the chamfer degree of consistency to improve the chamfer effect and reduce the defective percentage.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the chamfering mechanism and the workpiece clamping and moving mechanism of the present invention;
fig. 3 is a schematic structural view of the workpiece clamping and moving mechanism of the present invention;
fig. 4 is a schematic structural view of the chamfering mechanism of the present invention;
FIG. 5 is a schematic structural view of the chamfering block of the present invention;
FIG. 6 is a schematic structural view of a press block of the present invention;
fig. 7 is a schematic structural diagram of the stopper of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific embodiments.
Shown by fig. 1, the utility model discloses an annular work piece hole chamfer device, including setting up chamfer mechanism 100 and work piece centre gripping moving mechanism 200 on bottom plate 1, the side is equipped with feed mechanism 300 and unloading mechanism 400 respectively about chamfer mechanism 100.
As shown in fig. 2, 4 and 5, the chamfering mechanism 100 includes a chamfering block 2 and a first driving mechanism 21 for rotating the chamfering block 2, the upper end of the chamfering block 2 is a chamfering end 20, and the chamfering end 20 has a tapered structure with a narrow upper part and a wide lower part. Wherein the first driving mechanism 21 is a motor.
As shown in fig. 2 and 3, the workpiece holding and moving mechanism 200 includes a holding jaw 4 for holding the workpiece 3, a second driving mechanism 41 for raising and lowering the holding jaw 4, a fourth driving mechanism 42 for horizontally inverting the holding jaw 4, and a fifth driving mechanism 43 for moving the holding jaw 4 left and right. The second drive mechanism 41 and the fifth drive mechanism 43 are linear air cylinders, and the fourth drive mechanism 42 is a rotary air cylinder. The clamping jaw 4 is fixed at the output end of the fourth driving mechanism 42, the fourth driving mechanism 42 is fixed at the output end of the second driving mechanism 41, the second driving mechanism 41 is fixed at the output end of the fifth driving mechanism 43, and the fifth driving mechanism 43 is fixed above the bottom plate 1 through a bracket.
As shown in fig. 2, 4 and 5, the clamping jaw 4 includes clamping blocks 40 arranged oppositely left and right, positioning grooves 401 for limiting the up-and-down movement of the workpiece 3 are provided on the opposite inner walls of the two clamping blocks 40, and the clamping jaw 4 of the workpiece clamping and moving mechanism 200 moves to place the workpiece 3 on the chamfering end 20 of the chamfering block 2 and make the inner hole of the workpiece 3 contact with the surface of the chamfering end 20. The opening of the positioning groove 401 of the clamping block 40 is of an open structure, the cross section of the clamping block 40 is of an L-shaped structure, and the positioning groove 401 is arranged on the L-shaped inner wall of the clamping block 40.
A pressing block 5 is arranged above the chamfering block 2, the pressing block 5 is provided with a yielding groove 53 which is opened downwards to yield the chamfering end 20, the pressing block 5 is matched with a third driving mechanism 51, the third driving mechanism 51 is used for enabling the pressing block 5 to ascend and descend, and under the action of the third driving mechanism 51, the pressing block 5 moves downwards and enables the lower end face of the pressing block 5 to be in contact with the inner edge of the upper end face of the workpiece 3. Wherein, the middle part of the lower end surface of the pressing block 5 is concave upwards to form the abdicating groove, so that the lower end surface of the pressing block 5 is arranged in an annular shape, and the abdicating groove 53 is arranged coaxially with the chamfering block 2. The third driving mechanism 51 is a linear cylinder.
The left side and the right side of the chamfering block 2 are respectively provided with a buffer mechanism 22, the buffer mechanism 22 comprises a contact block 221 which is used for being in contact with the pressing block 5, the upper end of the pressing block 5 is provided with a boss 52 which extends towards the left side and the right side, and the pressing block 5 moves downwards so that the boss 52 is in contact with the contact block 221. The damper mechanism 22 is a hydraulic damper.
The middle of the chamfer block 2 is provided with a central hole 24 which is downwards opened and is matched with a vertically arranged rotating shaft 211, the chamfer block 2 is provided with a first key groove 25 which is downwards opened and communicated with the central hole 24, the rotating shaft 211 is provided with a second key groove which is upwards opened and is opened to the side, when the upper end of the rotating shaft 211 is positioned in the central hole 24, one part of the flat key 26 is positioned in the first key groove 25, the other part of the flat key 26 is positioned in the second key groove, a spring 27 is sleeved outside the rotating shaft 211, the spring 27 is positioned at the lower side of the chamfer block 2, the axial length of the first key groove 25 along the rotating shaft 211 is greater than that of the flat key 26 along the rotating shaft 211, when the chamfer block 2 moves downwards, the flat key 26 moves downwards along the first key groove 25, and the. The rotating shaft 211 is an output shaft of the first driving mechanism. The upper end of the spring 27 is fixed to the chamfering block 2, the lower end of the spring 27 is fixed to the rotating plate 28, and the rotating plate 28 is sleeved outside the rotating shaft 211 and fixed to the housing of the first driving mechanism through a bearing.
As shown in fig. 1 and 7, the feeding mechanism 300 includes a vibrating disk 6, a limiting block 62 is disposed at a discharge end of a feeding rail 61 of the vibrating disk 6, the limiting block 62 is formed with a limiting groove 63 which is upwardly open and connected with the feeding rail 61 of the vibrating disk, a workpiece to be processed in this embodiment is in a circular ring shape, and a cross section of the limiting groove 63 is in a U-shaped configuration. The bottom of the limiting groove 63 is provided with a through groove which penetrates through the limiting groove from top to bottom, the sixth driving mechanism 64 is arranged on the lower side of the limiting block 62, the sixth driving mechanism 64 is provided with a lifting rod 641 which can lift, the upper end of the lifting rod 641 is located in the through groove, and the through groove inner diameter is larger than the inner diameter of the workpiece 3 and smaller than the outer diameter of the workpiece 3. A guide post 65 is arranged on the lower side of the limiting block 62, the guide post 65 is provided with a guide groove which penetrates up and down and is communicated with the through groove, and the lifting rod 641 is positioned in the guide groove; the lifting rod 641 includes an upper section and a lower section, and the diameter of the upper section is larger than that of the lower section. The sixth driving mechanism 64 is a linear cylinder.
The blanking mechanism 400 comprises a conveyor belt assembly 7, a conveyor belt 71 of the conveyor belt assembly 7 is arranged in an inclined manner with one lower end and one higher end, a collecting box 72 is arranged at the lower end of the conveyor belt 71, and the position of the upper end of the conveyor belt 71 in the height direction is lower than the position of the upper edge of the chamfer block 2 in the height direction.
Pouring a plurality of workpieces into a vibration disc of a feeding mechanism, starting the vibration disc, moving the workpieces along a spiral track and a linear feeding track of the vibration disc, finally enabling the workpieces to enter a limiting groove of a limiting block, and then pushing the subsequent workpieces, wherein the workpieces in the limiting groove are in contact with the wall of the limiting groove.
The sixth driving mechanism is started, the lifting rod jacks up the workpiece in the limiting groove, then the clamping jaw of the workpiece clamping and moving mechanism moves to the position above the lifting rod under the action of the fifth driving mechanism, the second driving mechanism is started to enable the clamping jaw to move downwards, then the clamping jaw cylinder of the clamping jaw is started to clamp the workpiece between the two clamping blocks, finally the second driving mechanism resets, and the fifth driving mechanism is started and moves the clamping jaw to the position above the chamfering block.
The second driving mechanism is started to enable the clamping jaw to move downwards, a workpiece on the clamping jaw falls on the chamfering end of the chamfering block, then the pressing block moves downwards under the action of the third driving mechanism, so that the lower end face of the pressing block is in contact with the upper end face of the workpiece, and finally the first driving mechanism is started to enable the chamfering block to rotate automatically, so that chamfering operation of an inner hole of the workpiece is carried out. When the second driving mechanism drives the clamping jaw to move downwards, the cylinder of the second driving mechanism needs to be pressed downwards excessively so as to ensure that the workpiece can move downwards gradually under the action of the second driving mechanism when the chamfering block rotates.
After the chamfering of one end of the inner hole of the workpiece is finished, the second driving mechanism and the third driving mechanism reset, the clamping jaw horizontally overturns under the action of the fourth driving mechanism to overturn the workpiece by 180 degrees, then the second driving mechanism is started to enable the workpiece to fall on the chamfering end of the chamfering block again, the third driving mechanism is used for realizing the downward movement of the pressing block, and then the first driving mechanism is started to enable the chamfering block to rotate, so that the chamfering operation of the other end of the inner hole of the workpiece is carried out.
After the chamfering operation is finished, the second driving mechanism and the third driving mechanism reset, the fifth driving mechanism drives the clamping jaw to move to the position above the upper end of the conveying belt of the blanking mechanism, the second driving mechanism is started to enable the clamping jaw to move downwards to be close to the conveying belt, the two clamping blocks of the clamping jaw are loosened under the action of the clamping jaw air cylinder, so that a processed workpiece falls on the conveying belt, and the workpiece enters the collecting box along with the conveying belt.
The utility model has the advantages of can guarantee the chamfer angle and the chamfer degree of consistency to improve the chamfer effect and reduce the defective percentage.
Claims (9)
1. The utility model provides an annular work piece hole chamfer device, its characterized in that is including setting up chamfer mechanism and the work piece centre gripping moving mechanism on the bottom plate, chamfer mechanism includes the chamfer piece and is used for making the first actuating mechanism of chamfer piece rotation, chamfer piece upper end is the chamfer end, the chamfer end is under the narrow toper structure of width, work piece centre gripping moving mechanism is including the clamping jaw that is used for centre gripping work piece, the second actuating mechanism who is used for making the clamping jaw go up and down, the clamping jaw is including controlling the relative clamp splice that sets up, all is equipped with the constant head tank that is used for restricting the work piece and reciprocates on the relative inner wall of two clamp splices, and work piece centre gripping moving mechanism's clamping jaw removes and holds the work piece in order to place the chamfer to make work piece hole and chamfer end surface contact.
2. The inner hole chamfering device for the annular workpiece according to claim 1, wherein a pressing block is arranged above the chamfering block, the pressing block is provided with a yielding groove which is opened downwards to yield the chamfering end, a third driving mechanism is matched with the pressing block or the chamfering block, the third driving mechanism is used for lifting the pressing block or the chamfering block, and the lower end face of the pressing block is contacted with the inner edge of the upper end face of the workpiece under the action of the third driving mechanism.
3. The inner hole chamfering device for the annular workpiece as claimed in claim 2, wherein the middle of the lower end face of the pressing block is concave to form the abdicating groove, so that the lower end face of the pressing block is arranged annularly, and the abdicating groove is arranged coaxially with the chamfering block.
4. The inner hole chamfering device for the annular workpiece according to claim 2, wherein a plurality of buffer mechanisms are arranged on the side face of the chamfering block, each buffer mechanism comprises a contact block for contacting with the pressing block, the pressing block is provided with a boss extending towards the outer circumferential side at a position deviating from the lower end, and the pressing block moves downwards to enable the boss to contact with the contact block; the two opposite sides of the chamfering block are provided with the buffer mechanisms.
5. The inner hole chamfering device for the annular workpiece according to claim 1, wherein the chamfering block has a center hole opened downward at a middle portion thereof for fitting with a vertically disposed rotating shaft, the chamfering block is provided with a first key groove opened downward and communicating with the center hole, the rotating shaft is provided with a second key groove opened upward and sideward, when an upper end of the rotating shaft is positioned in the center hole, a part of the flat key is positioned in the first key groove, another part of the flat key is positioned in the second key groove, a spring is sleeved outside the rotating shaft, the spring is positioned at a lower side of the chamfering block, a length of the first key groove in an axial direction of the rotating shaft is greater than a length of the flat key in the axial direction of the rotating shaft, and when the chamfering block moves downward, the flat key moves downward along the first key groove and the spring is compressed.
6. An annular workpiece inner hole chamfering device according to claim 1, wherein the workpiece clamping and moving mechanism comprises a fourth driving mechanism, the clamping jaw is fixed at the output end of the fourth driving mechanism, and the clamping jaw is horizontally overturned under the action of the fourth driving mechanism.
7. The inner hole chamfering device for the annular workpiece according to claim 1, wherein the opening of the positioning slot of the clamping block is in an open structure.
8. The inner hole chamfering device for the annular workpiece according to claim 1 or 7, wherein the cross section of the clamping block is L-shaped or C-shaped, and the positioning groove is formed in the L-shaped inner wall or the C-shaped inner wall of the clamping block.
9. An annular workpiece inner hole chamfering device according to claim 1, wherein the workpiece clamping moving mechanism comprises a fifth driving mechanism, and the fifth driving mechanism is used for left and right movement of the clamping jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457039.3U CN212635242U (en) | 2020-07-22 | 2020-07-22 | Inner hole chamfering device for annular workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457039.3U CN212635242U (en) | 2020-07-22 | 2020-07-22 | Inner hole chamfering device for annular workpiece |
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| Publication Number | Publication Date |
|---|---|
| CN212635242U true CN212635242U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021457039.3U Active CN212635242U (en) | 2020-07-22 | 2020-07-22 | Inner hole chamfering device for annular workpiece |
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| CN (1) | CN212635242U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872484A (en) * | 2020-07-22 | 2020-11-03 | 横店集团英洛华电气有限公司 | Inner hole chamfering device for annular workpiece |
| CN114535708A (en) * | 2022-01-11 | 2022-05-27 | 浙江德硕科技股份有限公司 | Chamfering equipment for air cylinder exhaust hole of electric hammer and electric pick |
| CN117020316A (en) * | 2023-09-26 | 2023-11-10 | 南通声元素超声科技有限公司 | Damage-preventing chamfering device for processing electronic components |
-
2020
- 2020-07-22 CN CN202021457039.3U patent/CN212635242U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872484A (en) * | 2020-07-22 | 2020-11-03 | 横店集团英洛华电气有限公司 | Inner hole chamfering device for annular workpiece |
| CN114535708A (en) * | 2022-01-11 | 2022-05-27 | 浙江德硕科技股份有限公司 | Chamfering equipment for air cylinder exhaust hole of electric hammer and electric pick |
| CN117020316A (en) * | 2023-09-26 | 2023-11-10 | 南通声元素超声科技有限公司 | Damage-preventing chamfering device for processing electronic components |
| CN117020316B (en) * | 2023-09-26 | 2023-12-15 | 南通声元素超声科技有限公司 | Damage-preventing chamfering device for processing electronic components |
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