CN216030004U - Novel grinding machine - Google Patents

Abstract

The utility model discloses a novel grinding machine which comprises a motor and a base, wherein a grinding wheel is arranged at the output end of the motor, a protective shell for containing the grinding wheel is arranged on the base, a processing opening is formed in the protective shell, connecting pieces are fixedly connected to the two sides of the processing opening, a baffle is arranged between each connecting piece and the grinding wheel, sliding rods penetrating through the connecting pieces are arranged on the two sides of each baffle, and elastic pieces are arranged on the sliding rods. The utility model has the beneficial effects that: the elastic piece enables the baffle to be always abutted against the connecting sheet in a natural state when the baffle is not machined, a workpiece applies pressure to the baffle when the workpiece is machined until the opening passes through the grinding wheel, so that the grinding wheel is contacted with the workpiece, the elastic piece drives the baffle to reset when the workpiece is removed, and the grinding wheel is positioned between the baffle and the protective shell in the natural state and is exposed from the opening only when the baffle is pushed in machining, so that the error contact of the grinding wheel can be avoided, and potential safety hazards caused by error contact can be prevented.

Description

Novel grinding machine

Technical Field

The utility model relates to the field of grinding and polishing equipment, in particular to a novel grinding machine.

Background

The turbine is one of important accessories of equipment in the fields of aviation and ships, the main process of turbine production is investment casting, grinding of parts in the investment casting process is one of very important processing links, and a grinding machine is main processing equipment used in the grinding processing link.

The grinder is a common device used for sharpening various cutters and tools, and is also used for grinding, deburring, cleaning and the like of common small parts.

In order to avoid injury of a user due to the fact that the user touches the grinding wheel rotating at a high speed in the using process of the grinding machine in the prior art, a protective shell is usually arranged outside the grinding wheel, an opening is formed in the protective shell, the user can process a workpiece through the grinding wheel exposed from the opening, and meanwhile a protective cover used for completely sealing the opening is arranged on the protective shell.

However, the grinding machine still has the following problems that when the same workpiece is machined, the grinding wheel needs to be ground for multiple times, the grinding wheel is in a high-speed rotating state between different grinding operations, and production accidents are easily caused by mistaken contact at the moment, so that great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a novel grinding machine which is convenient to operate and high in grinding efficiency.

The novel grinding machine comprises a motor and a base, wherein a grinding wheel is arranged at the output end of the motor, a protective shell used for containing the grinding wheel is arranged on the base, a processing opening is formed in the protective shell, connecting pieces are fixedly connected to two sides of the processing opening, a baffle is arranged between the connecting pieces and the grinding wheel, sliding rods penetrating through the connecting pieces are arranged on two sides of the baffle, a limiting ring is fixedly connected to one end, located outside the connecting pieces, of each sliding rod, an elastic piece is arranged between each limiting ring and the corresponding connecting piece and used for keeping the baffle to be always abutted against the connecting pieces in a natural state, and an opening used for penetrating through the grinding wheel is formed in the baffle.

By adopting the technical scheme, as the baffle is arranged between the processing hole and the grinding wheel, the elastic piece is arranged between the limiting ring and the connecting piece, so that the baffle plate is always abutted against the connecting sheet by the elastic piece in a natural state when not being processed, when in processing, the workpiece is abutted against the baffle plate, pressure is applied to the direction of the grinding wheel until the opening passes through the grinding wheel, so that the grinding wheel is exposed from the opening and is contacted with the workpiece, in the process, the baffle plate is pressed by the workpiece, and the limit ring compresses the elastic piece, when the workpiece is removed, the elastic piece is restored to the original shape and pushes the limit ring, so that the limit ring drives the baffle to reset through the slide rod, because the emery wheel is located between baffle and the protective housing under natural state, only when adding man-hour promotion baffle emery wheel just can expose from the opening to can avoid the mistake to touch the emery wheel, prevent the potential safety hazard because of the mistake touches and arouses.

As a further arrangement of the utility model, one side of the opening is provided with a groove, the other side of the opening is provided with a plate storage groove, and a locking plate inserted into the groove is connected in the plate storage groove in a sliding manner.

Through adopting above-mentioned technical scheme, because sliding connection has the jam plate in the baffle, offer on the opening and be used for jam plate male recess, when the jam plate inserts the recess, the opening is sealed promptly, after the jam plate roll-off from the recess, the opening is controlled by the deblocking promptly, thereby open-ended closure and deblocking are controlled in the slip through control jam plate, non-add man-hour, seal the opening through inserting the jam plate in the recess, can effectively protect the polished surface of emery wheel, can prevent that debris from contacting the polished surface of emery wheel, reduce the wearing and tearing of emery wheel polished surface, thereby the life of extension emery wheel.

According to the further arrangement of the utility model, the lock plate is provided with a track along the width direction, the track is connected with a handle in a sliding manner, and the plate storage groove is provided with a clamping groove for clamping the handle.

Through adopting above-mentioned technical scheme, because the handle can slide along jam plate width direction on the jam plate, offer the draw-in groove that is used for the handle card to go into on the storage plate groove for when the jam plate is in the state of accomodating, can realize the locking through going into the draw-in groove with the handle card, can realize the unblock through following the roll-off with the handle in the draw-in groove, through the card of control handle in the draw-in groove go into with the roll-off control jam plate in the locking and the unblock of state of accomodating, thereby realize the baffle to open-ended sealed effect.

As a further arrangement of the utility model, one side of the connecting sheet, which is far away from the baffle, is fixedly connected with a sleeve, a screw rod is coaxially arranged in the sleeve, a jacking pipe which is used for abutting against the baffle is connected onto the screw rod in a threaded manner, a plurality of sliding rails are arranged on the inner wall of the sleeve along the length direction, and a plurality of connectors which are connected into the sliding rails in a sliding manner are arranged on the jacking pipe.

Through adopting above-mentioned technical scheme, because the push pipe passes through connector and slide rail and sleeve pipe cooperation, again because push pipe threaded connection is on the screw rod, and the push pipe is contradicted with the baffle, make when the screw rod rotates, the push pipe will extend or shrink along the direction of slide rail, when the push pipe stretches out the sleeve, the push pipe will promote the baffle and keep away from the connection piece, when the push pipe shrink, the baffle loses the support of push pipe, will contradict with push pipe or connection piece again under the effect of elastic component, make the user can come the interval of adjusting the baffle and emery wheel through rotating the screw rod, thereby make the emery wheel machine can be applicable to the emery wheel of more sizes, the suitability of emery wheel machine has been strengthened.

As a further arrangement of the utility model, bolts are connected to the connecting pieces in a threaded manner, and threaded holes matched with the bolts are formed in the baffle.

By adopting the technical scheme, the bolt is connected to the connecting piece in a threaded manner, and the threaded hole matched with the bolt is formed in the baffle, so that when the bolt is screwed into the threaded hole, the baffle is fixed on the connecting piece, when the bolt is screwed out of the threaded hole, the baffle is separated from the connecting piece, when the grinding machine is in a closed state, the baffle is fixed on the connecting piece by screwing the bolt into the threaded hole, the baffle can be prevented from impacting a grinding wheel due to impact, and the service life of the grinding wheel is prolonged.

As a further arrangement of the utility model, the clamping groove comprises a first vertical groove communicated with the opening, a transverse groove communicated with the first vertical groove is formed in one end, away from the opening, of the first vertical groove, and a second vertical groove is formed in one end, away from the first vertical groove, of the transverse groove.

Through adopting above-mentioned technical scheme, because the draw-in groove erects the groove including the first groove and the transverse groove and the second that communicate in proper order and erects the groove, make the handle can be earlier through first perpendicular groove from the opening entering draw-in groove, rethread transverse groove gets into the second and erects the groove, and the card is gone into the second and erects the groove, the handle is all carried on spacingly in other ascending displacements of direction except the top this moment, again because jam plate and handle receive the effect of gravity, make when the handle does not receive the effect of other external forces, the handle will be in all the time and erect the inslot at the second, avoid the baffle to drop from storing up the board inslot, thereby strengthen the baffle and to open-ended closed effect.

As a further arrangement of the utility model, one end of the screw rod, which is far away from the baffle plate, is fixedly connected with a knob.

Through adopting above-mentioned technical scheme, owing to be provided with the knob on the screw rod, for the user provides the point of application of force to the person of facilitating the use grips, makes the user can easily rotate the position that the screw rod comes adjusting stop through the knob, makes the operation of abrasive machine more laborsaving.

As a further arrangement of the utility model, the protective shell is made of 45-grade steel.

Through adopting above-mentioned technical scheme, because 45 # steel has high strength and strong anti deformability's characteristics, adopt 45 # steel to make the protective housing, can be so that the protective housing is sturdy and durable more to the life of extension protective housing.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the baffle is arranged between the processing hole and the grinding wheel, and the elastic part is arranged between the baffle and the protective shell, so that the baffle is kept to be always abutted against the connecting sheet in a natural state during non-processing, a processing piece is abutted against the baffle during processing, pressure is applied to the grinding wheel in the direction of the grinding wheel until the opening passes through the grinding wheel, the grinding wheel is exposed out of the opening and is contacted with the processing piece, the baffle is subjected to the pressure applied by the processing piece during the process, meanwhile, the elastic part is compressed by the limiting ring, and after the processing piece is removed, the elastic part is restored to a prototype and pushes the limiting ring, so that the limiting ring drives the baffle to reset through the sliding rod.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is an enlarged view of the structure at C in FIG. 4;

FIG. 6 is a cross-sectional view of the present invention;

fig. 7 is an enlarged schematic view of the structure at D in fig. 6.

Reference numerals: 1. a motor; 2. a base; 3. a grinding wheel; 4. a protective shell; 5. processing a port; 6. connecting sheets; 7. a baffle plate; 8. a slide bar; 9. a limiting ring; 10. an elastic member; 11. an opening; 12. a groove; 13. a plate storage groove; 14. a locking plate; 15. a track; 16. a handle; 17. a sleeve; 18. a screw; 19. jacking pipes; 20. a slide rail; 21. a connector; 22. a bolt; 23. a threaded hole; 24. a first vertical slot; 25. a transverse groove; 26. a second vertical slot; 27. a knob.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a novel grinder comprises a motor 1 and a base 2, a grinding wheel 3 is disposed at an output end of the motor 1, a protective shell 4 for accommodating the grinding wheel 3 is disposed on the base 2, the protective shell 4 is made of 45 steel, a processing port 5 is disposed on the protective shell 4, connecting pieces 6 are fixedly connected to both sides of the processing port 5, a baffle 7 is disposed between the connecting pieces 6 and the grinding wheel 3, slide rods 8 penetrating the connecting pieces 6 are disposed on both sides of the baffle 7, a limit ring 9 is fixedly connected to one end of each slide rod 8 located outside the connecting piece 6, an elastic member 10 is disposed between the limit ring 9 and the connecting piece 6, the elastic member 10 is used for keeping the baffle 7 in contact with the connecting piece 6 all the time in a natural state, an opening 11 for penetrating the grinding wheel 3 is disposed on the baffle 7, a groove 12 is disposed on one side of the opening 11, a plate storage groove 13 is disposed on the other side of the opening, a locking plate 14 for inserting into the groove 12 is slidably connected in the plate storage groove 13, track 15 has been seted up along width direction on jam plate 14, sliding connection has handle 16 in track 15, offer the draw-in groove that is used for handle 16 card to go into on the storage plate groove 13, the draw-in groove includes the first perpendicular groove 24 with opening 11 intercommunication, the horizontal groove 25 with first perpendicular groove 24 intercommunication is seted up to the one end that opening 11 was kept away from to first perpendicular groove 24, horizontal groove 25 keeps away from the one end of first perpendicular groove 24 and has seted up second perpendicular groove 26, equal fixedly connected with sleeve pipe 17 on the connection piece 6, coaxial screw rod 18 that is provided with in the sleeve pipe 17, the one end fixedly connected with knob 27 of baffle 7 is kept away from to screw rod 18, threaded connection has the push pipe 19 that is used for contradicting with baffle 7 on screw rod 18, a plurality of slide rails 20 have been seted up along length direction on the sleeve pipe 17 inner wall, be provided with a plurality of sliding connection in slide rail 20 on the push pipe 19, equal threaded connection has bolt 22 on the connection piece 6, set up the screw hole 23 that matches with bolt 22 on the baffle 7.

Because the baffle 7 is arranged between the processing hole and the grinding wheel 3, and the elastic part 10 is arranged between the limit ring 9 and the connecting sheet 6, the elastic part 10 enables the baffle 7 to keep a natural state to be always abutted against the connecting sheet 6 when not processing, when processing is carried out, a processing piece is abutted against the baffle 7, and pressure is applied to the direction of the grinding wheel 3 until the opening 11 passes through the grinding wheel 3, so that the grinding wheel 3 is exposed from the opening 11 and is contacted with a processing piece, the baffle 7 is stressed by the processing piece in the process, meanwhile, the limit ring 9 compresses the elastic part 10, when the processing piece is removed, the elastic part 10 is restored to a prototype and pushes the limit ring 9, so that the limit ring 9 drives the baffle 7 to reset through the sliding rod 8, because the grinding wheel 3 is positioned between the baffle 7 and the protective shell 4 under a natural state, the grinding wheel 3 can be exposed from the opening 11 only when the baffle 7 is pushed during processing, thereby avoiding the mistaken touch of the grinding wheel 3 and preventing the potential safety hazard caused by the mistaken touch.

Because there is the locking plate 14 in baffle 7 sliding connection, offer on the opening 11 and be used for locking plate 14 male recess 12, when locking plate 14 inserts recess 12, opening 11 is sealed promptly, after locking plate 14 slided out from recess 12, opening 11 is deblocked promptly, thereby control opening 11's closure and deblocking through the slip of control locking plate 14, non-processing, through sealing opening 11 with inserting locking plate 14 in recess 12, can effectively protect the polished surface of emery wheel 3, can prevent debris contact the polished surface of emery wheel 3, reduce the wearing and tearing of emery wheel 3 polished surface, thereby prolong the life of emery wheel 3.

Because the handle 16 can slide on the locking plate 14 along the width direction of the locking plate 14, the plate storage groove 13 is provided with a clamping groove for clamping the handle 16, when the locking plate 14 is in a storage state, locking can be realized by clamping the handle 16 into the clamping groove, unlocking can be realized by sliding the handle 16 out of the clamping groove, locking and unlocking of the locking plate 14 in the storage state are controlled by controlling clamping and sliding of the handle 16 in the clamping groove, and thus the sealing effect of the baffle 7 on the opening 11 is realized.

Because the top pipe 19 passes through the connector 21 and the slide rail 20 to be matched with the sleeve 17, and because the top pipe 19 is in threaded connection with the screw rod 18, and the top pipe 19 is abutted against the baffle 7, when the screw rod 18 rotates, the top pipe 19 will extend or contract along the direction of the slide rail 20, when the top pipe 19 extends out of the sleeve, the top pipe 19 will push the baffle 7 to be away from the connecting piece 6, when the top pipe 19 contracts, the baffle 7 loses the support of the top pipe 19, will be abutted against the top pipe 19 or the connecting piece 6 again under the effect of the elastic part 10, so that a user can adjust the distance between the baffle 7 and the grinding wheel 3 by rotating the screw rod 18, thereby the grinder can be suitable for grinding wheels 3 with more sizes, and the applicability of the grinder is enhanced.

Because the connecting piece 6 is in threaded connection with the bolt 22, the baffle 7 is provided with the threaded hole 23 matched with the bolt 22, when the bolt 22 is screwed into the threaded hole 23, the baffle 7 is fixed on the connecting piece 6, when the bolt 22 is screwed out of the threaded hole 23, the baffle 7 is separated from the connecting piece 6, when the grinding machine is in a closed state, the bolt 22 is screwed into the threaded hole 23, the baffle 7 is fixed on the connecting piece 6, the baffle 7 can be prevented from impacting the grinding wheel 3 due to impact, and the service life of the grinding wheel 3 is prolonged.

Because the draw-in groove is including the first perpendicular groove 24 and the horizontal groove 25 and the perpendicular groove 26 of second that communicate in proper order, make handle 16 can be earlier through first perpendicular groove 24 from opening 11 entering draw-in groove, rethread horizontal groove 25 gets into the perpendicular groove 26 of second, and the perpendicular groove 26 of second card income, handle 16 is all carried on spacingly at the displacement of other directions except top this moment, again because jam plate 14 and handle 16 receive the effect of gravity, make when handle 16 does not receive the effect of other external forces, handle 16 will be in all the time in the perpendicular groove 26 of second, avoid baffle 7 to drop from storing up the board inslot 13, thereby strengthen baffle 7 and to opening 11's sealed effect.

Because the knob 27 is arranged on the screw rod 18, a force application point is provided for a user, the user can hold the grinding wheel conveniently, the user can easily rotate the screw rod 18 through the knob 27 to adjust the position of the baffle 7, and the use experience of the grinding wheel machine is improved.

Because 45 # steel has the characteristics of high strength and strong anti deformability, adopt 45 # steel to make protective housing 4, can make protective housing 4 sturdy and durable more to the life of extension protective housing 4.

When a user needs to use the grinding machine, the locking plate 14 is firstly pulled out of the groove 12 until the handle 16 on the locking plate 14 slides along the first vertical groove 24, the transverse groove 25 and the second vertical groove 26 in sequence, finally the handle 16 is clamped into the second vertical groove 26, then the bolt 22 is screwed out of the threaded hole 23, the screw 18 is rotated through the knob 27 according to the size of the grinding wheel 3 to adjust the position of the baffle plate 7, then the motor 1 is started to rotate the grinding wheel 3 arranged on the output end of the motor 1, when grinding is needed, a workpiece is abutted on the baffle plate 7, pressure is applied to the direction of the grinding wheel 3 until the opening 11 passes through the grinding wheel 3, the grinding wheel 3 is exposed out of the opening 11 and is contacted with a workpiece, when the baffle plate 7 is subjected to the pressure applied by the workpiece, the baffle plate is displaced into the protective shell 4, meanwhile, the limiting ring 9 compresses the elastic piece 10, the elastic potential energy of the elastic piece 10 is accumulated, and when the workpiece is removed, the elastic potential energy of the elastic piece 10 is converted into pressure applied to the limiting ring 9, which is far away from the grinding wheel 3 And the limiting ring 9 drives the baffle 7 to reset through the sliding rod 8, after all processing is finished, the motor 1 is turned off, the bolt 22 is screwed into the threaded hole 23 after the grinding wheel 3 stops rotating, the handle 16 slides along the second vertical groove 26, the transverse groove 25 and the first transverse groove 25 in sequence, finally the handle 16 is taken out of the clamping groove, and the locking plate 14 is inserted into the groove 12 again.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a novel grinding machine, includes motor (1) and base (2), be provided with emery wheel (3) on the output of motor (1), be provided with protective housing (4) that are used for holding emery wheel (3) on base (2), processing mouth (5), its characterized in that have been seted up on protective housing (4): the grinding wheel machining device is characterized in that connecting pieces (6) are fixedly connected to two sides of the machining opening (5), a baffle (7) is arranged between the connecting pieces (6) and the grinding wheel (3), sliding rods (8) penetrating through the connecting pieces (6) are arranged on two sides of the baffle (7), one end of each sliding rod (8) is located outside the corresponding connecting piece (6) and fixedly connected with limiting rings (9), elastic pieces (10) are arranged between the limiting rings (9) and the corresponding connecting pieces (6), the elastic pieces (10) are used for keeping the baffle (7) to be always abutted against the connecting pieces (6) in a natural state, and openings (11) for the grinding wheel (3) to penetrate through are formed in the baffle (7).

2. The new grinder of claim 1, wherein: the opening (11) is provided with a groove (12) on one side and a plate storage groove (13) on the other side, and the plate storage groove (13) is internally and slidably connected with a locking plate (14) inserted into the groove (12).

3. The new grinder of claim 2, wherein: track (15) have been seted up along width direction on jam plate (14), sliding connection has handle (16) in track (15), offer the draw-in groove that is used for handle (16) card to go into on storing up board groove (13).

4. The new grinder of claim 1, wherein: the connecting piece (6) is kept away from equal fixedly connected with sleeve pipe (17) in one side of baffle (7), coaxial screw rod (18) that is provided with in sleeve pipe (17), threaded connection has push pipe (19) that are used for conflicting with baffle (7) on screw rod (18), a plurality of slide rails (20) have been seted up along length direction on sleeve pipe (17) inner wall, be provided with connector (21) of a plurality of sliding connection in slide rail (20) on push pipe (19).

5. The new grinder of claim 1, wherein: the connecting piece (6) is connected with a bolt (22) in a threaded manner, and the baffle (7) is provided with a threaded hole (23) matched with the bolt (22).

6. The new grinder of claim 3, wherein: the draw-in groove includes first perpendicular groove (24) with opening (11) intercommunication, horizontal groove (25) with first perpendicular groove (24) intercommunication are seted up to the one end that opening (11) were kept away from in first perpendicular groove (24), second perpendicular groove (26) have been seted up to the one end that first perpendicular groove (24) were kept away from in horizontal groove (25).

7. The new grinder of claim 4, wherein: one end of the screw rod (18) far away from the baffle (7) is fixedly connected with a knob (27).

8. The new grinder of claim 1, wherein: the protective shell (4) is made of No. 45 steel.

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