CN209394107U - A kind of grinding head lifting device of tap groove grinding machine - Google Patents
A kind of grinding head lifting device of tap groove grinding machine Download PDFInfo
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- CN209394107U CN209394107U CN201822169194.4U CN201822169194U CN209394107U CN 209394107 U CN209394107 U CN 209394107U CN 201822169194 U CN201822169194 U CN 201822169194U CN 209394107 U CN209394107 U CN 209394107U
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- rotating shaft
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Abstract
The utility model relates to a kind of screw tap machining tools, in particular to the grinding head lifting device of a kind of tap groove grinding machine, including rack, rotary electric machine, casing, mill, rotating shaft and elevating mechanism, rotating shaft is horizontally disposed, rotating shaft passes through casing and is rotatablely connected with casing, mill is located at the outside of rack and is fixed on one end of rotating shaft, rotary electric machine is fixed on the one end of casing far from mill and rotating shaft is driven to rotate, elevating mechanism is set in rack and is able to drive casing oscilaltion, the two sides of rack offer the recessing groove moved up and down for casing, vertical guide rail is fixedly installed in the upright side walls of rack, the sliding block being slidably matched with guide rail is fixedly installed on casing.The utility model reduces the failure rate of grinding head lifting device under the premise of guaranteeing casing lifting stability by the way that the matching relationship of casing and rack to be arranged to the cooperation of guide rail and sliding block.
Description
Technical field
The utility model relates to a kind of screw tap machining tool, in particular to the grinding head lifting device of a kind of tap groove grinding machine.
Background technique
In screw-tap threaded grinding machine, screw tap bores the process of the screw thread ditch on bar are as follows: chuck blocks cone bar, and chuck drives
It advances forward while cone bar rotation, bistrique carries out slot grinding operation to cone bar, and this makes it possible to process screw thread ditch on cone bar.
Bistrique is plate-like, and bistrique needs oscilaltion operation during processing, and bistrique declines when cutting,
Bistrique rises under non-cutting state.The lifting of bistrique is to carry out oscilaltion using the cooperation of guide pillars and bushes in the prior art
A driving mechanism is arranged in the top of bistrique shell in guiding, using driving mechanism band rotary bistrique along guide post oscilaltion, to cone
Bar is cut.
It is in place of above-mentioned the deficiencies in the prior art, bistrique is since it is desired that go up and down, therefore need in the frames of bistrique
Open up the recessing groove for grinding head lifting, bistrique can generate very more clasts during cutting cone bar, and clast can be from allowing
Enter in rack in the slot of position, influences the cleannes of guide post guide sleeve, the cooperation of guide pillars and bushes is very high to precision requirement, therefore
It is easy to generate the abrasion of guide post or guide sleeve, or even stuck phenomenon can be generated, failure rate is high.
Utility model content
The purpose of the utility model is to provide a kind of grinding head lifting devices of tap groove grinding machine, reduce screw tap grinding head lifting
The failure rate of device.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of grinding head lifting device of tap groove grinding machine, including rack, rotary electric machine, casing, mill, rotating shaft and lifting
Mechanism, rotating shaft is horizontally disposed, and rotating shaft passes through casing and is rotatablely connected with casing, and mill is located at the outside of rack and fixation
In one end of rotating shaft, rotary electric machine is fixed on the one end of casing far from mill and rotating shaft is driven to rotate, and elevating mechanism is set
It is placed in rack and is able to drive casing oscilaltion, the two sides of rack offer the recessing groove moved up and down for casing, machine
It is fixedly installed vertical guide rail in the upright side walls of frame, the sliding block being slidably matched with guide rail is fixedly installed on casing.
By using above-mentioned technical proposal, start rotary electric machine, rotary electric machine is able to drive rotating shaft and mill rotation, opens
Dynamic elevating mechanism, elevating mechanism is able to drive casing, rotary electric machine, rotating shaft and mill oscilaltion, between casing and rack
Using being slidably connected for guide rail and sliding block, guarantee the stability that casing moves up and down, while the cooperation of guide rail and sliding block is to precision
It is of less demanding, will not occur stuck phenomenon the clast of cutting enters between guide rail and sliding block and occur.
The utility model is further arranged to: elevating mechanism includes lifting motor and screw rod, and lifting motor is fixed on rack
Top, screw rod passes vertically through casing and is threadedly coupled with casing.
By using above-mentioned technical proposal, screw rod is threadedly coupled with casing, and screw rod rotation drives casing to rise or decline,
And the precision that screw rod adjusts casing lifting is higher, is able to ascend the precision of processing.
The utility model is further arranged to: rack includes top plate, the first side plate and the second side plate, the first side plate and second
Side plate is L-shaped, and the lower side of the second side plate is fixed on the top of the first side plate lower side, and top plate is located at the first side plate and second
It the top of side plate and is detachably fixed and connect with the first side plate and the second side plate, guide rail is fixed on the inner sidewall of the first side plate.
By using above-mentioned technical proposal, during installation frame, guide rail is fixed in the first side plate first
Second side plate is fixed on the top of the first side plate by side later, then by casing from opening above the first side plate and the second side plate
Cooperate on guide rail from top to bottom at mouthful, top plate and elevating mechanism are finally installed again, are convenient for the quick peace of rack and casing in this way
Dress.
The utility model is further arranged to: pedestal is provided with below rack, pedestal is arranged above lathe, pedestal
Lower surface protrusion is provided with fan-shaped retention bead, fan-shaped retention bead using the vertical axes where mill bottom as the center of circle,
The fan-shaped sliding slot for retention bead sliding is offered above lathe, is additionally provided on pedestal for driving pedestal with respect to lathe edge
The driving mechanism of sliding slot sliding.
By using above-mentioned technical proposal, using the position-limiting action of retention bead and sliding slot, driving mechanism drives pedestal phase
When to machine tool motion, pedestal can along the chute in do the movement of arc, this makes it possible to the angle for changing mill and screw tap cone bar, energy
Enough utilize the screw tap of same machine tooling different size helicla flute.
The utility model is further arranged to: the driving mechanism includes gear, rotation axis, rack gear and actuator, rotation
Axis is connect with base rotation and the lower end of rotation axis stretches out pedestal and exceeds retention bead, and gear is fixed under rotation axis
End, rack gear are fixed on the bottom of sliding slot, and rack gear is arc-shaped and concentric with sliding slot, and wheel and rack engagement, actuator being capable of band
Turn moving axis is rotated.
By using above-mentioned technical proposal, rotation axis is rotated, rotation axis is able to drive gear rotation, utilizes wheel and rack
Cooperation, gear can be moved along the direction of rack gear, then cooperate the limit of retention bead and sliding slot, and gear will drive pedestal along the chute
Sliding.
The utility model is further arranged to: actuator includes adjusting rod, adjusting rod level connect with base rotation and
Pedestal is stretched out in one end of adjusting rod, and adjusting rod is rotatablely connected by worm and gear and rotation axis.
By using above-mentioned technical proposal, adjusting rod is turned on the outside of pedestal, passes through worm and gear after adjusting rod rotation
Rotation axis rotation is driven, so that the position to pedestal is adjusted, achievees the effect that adjust mill grinding angle.
The utility model is further arranged to: by key connecting, connecting key is parallel to rotating shaft for pedestal and rack.
By using above-mentioned technical proposal, it is able to ascend the stability that pedestal is connect with rack, the rear base and machine of connection
Frame is not easy to relatively move in the direction perpendicular to connecting key.
In conclusion the utility model has following technical effect that
1. guaranteeing casing lifting stabilization by the cooperation that the matching relationship of casing and rack is arranged to guide rail and sliding block
Under the premise of property, the failure rate of grinding head lifting device is reduced；
2. facilitating the precision of enhancing screw lifting by the way that lifting device is arranged to screw rod lifting, being convenient for lifting workpieces
Machining accuracy.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram that the utility model highlights pedestal and lathe cooperation；
Fig. 2 is the schematic diagram for highlighting machine frame inside structure；
Fig. 3 is the three dimensional structure diagram after pedestal is half-sectional.
In figure, 1, rack；11, recessing groove；12, guide rail；13, the second side plate；14, top plate；15, the first side plate；2, it rotates
Motor；3, casing；31, sliding block；4, mill；5, rotating shaft；6, elevating mechanism；61, lifting motor；62, screw rod；7, pedestal；71,
Protrusion；8, lathe；81, sliding slot；9, driving mechanism；91, gear；92, rotation axis；93, rack gear；94, adjusting rod.
Specific embodiment
As shown in Figure 1, the utility model describes a kind of grinding head adjusting device of tap groove grinding machine, lathe 8 is set
Top, including rack 1, rotary electric machine 2, casing 3, mill 4, rotating shaft 5, elevating mechanism 6, pedestal 7 and driving mechanism 9, pedestal 7
The top for being fixed on lathe 8 is placed, driving mechanism 9 can drive pedestal 7 mobile relative to lathe 8；Rack 1 is fixed on pedestal 7
Top, rotating shaft 5 are rotatablely connected horizontal through casing 3 and with casing 3, and mill 4 is located at the outside of rack 1 and is fixed on revolution
One end of axis 5, rotary electric machine 2 are fixed on the one end of casing 3 far from mill 4 and rotating shaft 5 are driven to rotate, and elevating mechanism 6 is set
It is placed in rack 1 and is able to drive 3 oscilaltion of casing.When needing to be ground using mill 4, starting rotation first is electric
Machine 2, rotary electric machine 2 is able to drive rotating shaft 5 and mill 4 rotates；Start elevating mechanism 6, elevating mechanism 6 be able to drive casing 3,
Rotary electric machine 2, rotating shaft 5 and mill 4 decline, and are ground to the cone bar of screw tap, then start elevator in non-grinding status
Structure 6 drives casing 3 and mill 4 to move up and pack up, in order to avoid mill 4 of damaging；It is needing to change mill 4 and is boring the grinding angle of bar
When, start driving mechanism 9, force pedestal 7 to relatively move with lathe 8 using driving mechanism 9, to change mill 4 and cone bar
Angle.
Wherein, as shown in Figure 1, if not needing that relative movement occurs between pedestal 7 and lathe 8 to change mill 4 and cone bar
Angle when, pedestal 7 and driving mechanism 9 can be omitted, and the lower end of casing 3 is directly anchored to the top of lathe 8；If not needing
Elevating mechanism 6 can then be omitted, directly casing 3 is fixed in rack 1 by 4 oscilaltion of mill.
As shown in Fig. 2, the upper surface of pedestal 7 and the lower surface of rack 1 offer keyway, keyway is parallel to rotating shaft 5,
By key connecting between pedestal 7 and rack 1, it is able to ascend the stability that pedestal 7 is connect with rack 1, the rear base 7 and machine of connection
Frame 1 is not easy to relatively move in the direction perpendicular to connecting key.
There are many kinds of the structures of elevating mechanism 6, can be the drive mechanisms such as cylinder or screw rod, adopt in the present invention
Use screw rod transmission.As shown in Fig. 2, elevating mechanism 6 includes lifting motor 61 and screw rod 62, lifting motor 61 is fixed on rack 1
Top, screw rod 62 pass vertically through casing 3 and are threadedly coupled with casing 3.Utilize the threaded connection of screw rod 62 and casing 3, lifting
Motor 61 drives the rotation of screw rod 62 to be just able to drive the rising of casing 3 or decline, and screw rod 62 adjusts the precision that casing 3 is gone up and down
It is higher, it is able to ascend the precision of processing.
As shown in Fig. 2, being needed in order to which casing 3, rotating shaft 5, mill 4 and rotary electric machine 2 can be moved up and down with respect to rack 1
Recessing groove 11 is offered in the two sides of rack 1, such casing 3, mill 4, rotating shaft 5 and rotary electric machine 2 can be in recessing grooves
It is moved in 11, without generating interference with rack 1.In order to which lifting shell 3 is with respect to the stability that rack 1 is gone up and down, need in rack 1
The vertical guide rail 12 of at least one is fixedly installed on side wall, and casing 3 is then fixedly installed the sliding block being slidably matched with guide rail 12
31, the cooperation of sliding block 31 and guide rail 12 does not need that precision is especially high, and the clast after cutting enters between guide rail and sliding block
It is not in stuck phenomenon.
As shown in Fig. 2, needing to be arranged to removably tie by rack 1 for the ease of the installation of elevating mechanism 6 and casing 3
Structure, rack 1 include top plate 14, the first side plate 15 and the second side plate 13, and the first side plate 15 and the second side plate 13 are L-shaped, and second
The lower side of side plate 13 is fixed on the top of 15 lower side of the first side plate, and top plate 14 is located at the first side plate 15 and the second side plate 13
It top and is detachably fixed and connect with the first side plate 15 and the second side plate 13, guide rail 12 is fixed on the inside of the first side plate 15
Wall.During installation frame 1, guide rail 12 is fixed on to the inside of the first side plate 15 first, later consolidates the second side plate 13
Be scheduled on the top of the first side plate 15, then by casing 3 from the opening above the first side plate 15 and the second side plate 13 from top to bottom
Cooperation finally installs top plate 14 and elevating mechanism 6 again, is convenient for the Fast Installation of rack 1 and casing 3 in this way on guide rail 12.
As shown in Figure 1, the lower surface protrusion of pedestal 7 is provided with fan-shaped retention bead 71, fan-shaped retention bead 71 with
Vertical axes where 4 bottom of mill are the center of circle, and the top of lathe 8 offers the fan-shaped sliding slot 81 slided for retention bead 71.
Under the limit mating reaction of retention bead 71 and fan-shaped sliding slot 81, once driving mechanism 9 drives pedestal 7 mobile relative to lathe 8,
Pedestal 7 will along the chute 81 arc sliding, can guarantee in this way pedestal 7 rotate after mill 4 grinding points it is constant, still in mill
In 4 the lowermost vertical axes of disk.As pedestal 7 is relative to the movement of lathe 8, the angle generation of mill 4 and screw tap cone bar changes, with
Adapt to the screw tap processing of different model.
The structure of driving mechanism 9 also there are many kinds of, it is mobile with respect to lathe 8 to can be realized driving pedestal 7, practical
The two mode is described in novel.
One (not shown) of mode: driving mechanism 9 is driving cylinder, and the both ends of cylinder is driven to cut with scissors respectively with lathe 8 and pedestal 7
It connects, with stretching for driving cylinder, pedestal 7 and lathe 8 just can be driven to generate relative movement.
Mode two: as shown in figs. 1 and 3, driving mechanism 9 includes gear 91, rotation axis 92, rack gear 93 and actuator, rotation
Axis 92 and pedestal 7 are rotatablely connected and the lower end of rotation axis 92 stretches out pedestal 7 and exceeds retention bead 71, and gear 91, which is fixed on, to be turned
The lower end of moving axis 92, rack gear 93 are fixed on the bottom of sliding slot 81, and rack gear 93 is arc-shaped and concentric with sliding slot 81, gear 91 and tooth
Item 93 engages, and actuator is able to drive rotation axis 92 and is rotated.Rotation axis 92 is rotated, rotation axis 92 is able to drive 91 turns of gear
Dynamic, using the cooperation of gear 91 and rack gear 93, gear 91 can be moved along the direction of rack gear 93, then cooperate retention bead 71 and sliding slot
81 limit, gear 91 will drive pedestal 7 and 81 slide along the chute, and the cooperation precision of gear 91 and rack gear 93 is higher, convenient for control
Rotational angle of the pedestal 7 with respect to lathe 8.
Actuator can be stepper motor or other structures, in the present embodiment, as shown in figure 3, actuator includes adjusting
Pedestal 7 is stretched out in pole 94, the horizontal one end with the rotation connection of pedestal 7 and adjusting rod 94 of adjusting rod 94, and adjusting rod 94 passes through snail
Worm and gear and rotation axis 92 are rotatablely connected.Adjusting rod 94 is turned from the outside of pedestal 7, adjusting rod 94 passes through worm and gear after rotating
It drives rotation axis 92 to rotate, to be adjusted the position of pedestal 7, achievees the effect that adjust 4 grinding angle of mill.
The working process of the utility model is as follows:
When needing cut tap to bore bar, starting rotary electric machine 2, rotary electric machine 2 drive rotating shaft 5 and mill first
4 rotations；Starting lifting motor 61 rotates forward later, and lifting motor 61 drives screw rod 62 to rotate forward, and utilizes the screw thread of screw rod 62 and casing 3
Connection, screw rod 62 are able to drive casing 3 and move down along guide rail 12, and mill 4 is moved down with casing 3 and cut screw tap；
When off working state, starting lifting motor 61 is inverted, and screw rod 62 drives casing 3 to move up, and mill 4 is packed up.
When needing to adjust the angle of 4 cut tap of mill, the rotation of adjusting rod 94 is pulled by hand, and adjusting rod 94 passes through snail
Worm and gear transmission belt turn moving axis 92 rotates, to rotate with moving gear 91, utilizes the cooperation of gear 91 and rack gear 93, gear 91
It can be moved along the direction of rack gear 93, then cooperate the limit of retention bead 71 Yu sliding slot 81, gear 91 will drive pedestal 7 along the chute 81
The cooperation precision of sliding, gear 91 and rack gear 93 is higher, the rotational angle convenient for control pedestal 7 with respect to lathe 8.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of grinding head lifting device of tap groove grinding machine, including rack (1), rotary electric machine (2), casing (3), mill (4), return
Shaft (5) and elevating mechanism (6), rotating shaft (5) is horizontally disposed, and rotating shaft (5) passes through casing (3) and rotates with casing (3)
Connection, mill (4) are located at the outside of rack (1) and are fixed on one end of rotating shaft (5), and rotary electric machine (2) is fixed on casing (3)
One end far from mill (4) and rotating shaft (5) is driven to rotate, elevating mechanism (6) is set on rack (1) and is able to drive
Casing (3) oscilaltion, the two sides of rack (1) offer the recessing groove (11) moved up and down for casing (3), which is characterized in that
It is fixedly installed in the upright side walls of rack (1) vertical guide rail (12), is fixedly installed on casing (3) and is slided with guide rail (12)
The sliding block (31) of cooperation.
2. a kind of grinding head lifting device of tap groove grinding machine according to claim 1, which is characterized in that elevating mechanism (6)
Including lifting motor (61) and screw rod (62), lifting motor (61) is fixed on the top of rack (1), and screw rod (62) passes vertically through machine
It shell (3) and is threadedly coupled with casing (3).
3. a kind of grinding head lifting device of tap groove grinding machine according to claim 1, which is characterized in that rack (1) includes
Top plate (14), the first side plate (15) and the second side plate (13), the first side plate (15) and the second side plate (13) are L-shaped, second side
The lower side of plate (13) is fixed on the top of the first side plate (15) lower side, and top plate (14) is located at the first side plate (15) and second side
It the top of plate (13) and is detachably fixed and connect with the first side plate (15) and the second side plate (13), guide rail (12) is fixed on first
The inner sidewall of side plate (15).
4. a kind of grinding head lifting device of tap groove grinding machine according to claim 1, which is characterized in that under rack (1)
Side is provided with pedestal (7), and pedestal (7) is arranged above lathe, and the lower surface protrusion of pedestal (7) is provided with fan-shaped retention bead
(71), fan-shaped retention bead (71) is offered above lathe using the vertical axes where mill (4) bottom as the center of circle for limit
The fan-shaped sliding slot (81) of position raised (71) sliding is additionally provided with for driving pedestal (7) along the chute with respect to lathe on pedestal (7)
(81) driving mechanism (9) slided.
5. a kind of grinding head lifting device of tap groove grinding machine according to claim 4, which is characterized in that the driving mechanism
It (9) include gear (91), rotation axis (92), rack gear (93) and actuator, rotation axis (92) and pedestal (7) are rotatablely connected and turn
The lower end of moving axis (92) stretches out pedestal (7) and exceeds retention bead (71), and gear (91) is fixed on the lower end of rotation axis (92), tooth
Item (93) is fixed on the bottom of sliding slot (81), and rack gear (93) is arc-shaped and concentric with sliding slot (81), gear (91) and rack gear
(93) it engages, actuator is able to drive rotation axis (92) and is rotated.
6. a kind of grinding head lifting device of tap groove grinding machine according to claim 5, which is characterized in that actuator includes adjusting
Pole (94), the horizontal one end with pedestal (7) rotation connection and adjusting rod (94) of adjusting rod (94) are stretched out pedestal (7), are adjusted
Bar (94) is rotatablely connected by worm and gear and rotation axis (92).
7. a kind of grinding head lifting device of tap groove grinding machine according to claim 4, which is characterized in that pedestal (7) and machine
Frame (1) is parallel to rotating shaft (5) by key connecting, connecting key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169194.4U CN209394107U (en) | 2018-12-22 | 2018-12-22 | A kind of grinding head lifting device of tap groove grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169194.4U CN209394107U (en) | 2018-12-22 | 2018-12-22 | A kind of grinding head lifting device of tap groove grinding machine |
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| Publication Number | Publication Date |
|---|---|
| CN209394107U true CN209394107U (en) | 2019-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822169194.4U Active CN209394107U (en) | 2018-12-22 | 2018-12-22 | A kind of grinding head lifting device of tap groove grinding machine |
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| CN (1) | CN209394107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059328A (en) * | 2020-07-31 | 2020-12-11 | 南京阿兹曼电子科技有限公司 | Tapping device for electronic part production and use method thereof |
-
2018
- 2018-12-22 CN CN201822169194.4U patent/CN209394107U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059328A (en) * | 2020-07-31 | 2020-12-11 | 南京阿兹曼电子科技有限公司 | Tapping device for electronic part production and use method thereof |
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