CN102528574B

CN102528574B - Automatic hydraulic knife grinder

Info

Publication number: CN102528574B
Application number: CN 201210022835
Authority: CN
Inventors: 隋振义; 王卫国
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-02
Filing date: 2012-02-02
Publication date: 2013-09-04
Anticipated expiration: 2032-02-02
Also published as: CN102528574A

Abstract

The invention discloses an automatic hydraulic knife grinder, belonging to a tool for grinding a knife, and aiming at overcoming the defects that in the prior art, the traditional technology for grinding the knife is backward, so that the environment and noise pollution can be caused, and the personal safety of operators can be threatened; and batch processing of knife edges become a problem. Theautomatic hydraulic knife grinder mainly comprises a stand, a working device and a grinding mechanism; the working device comprises a displacement transmission mechanism, an eccentric shaft sliding plate mechanism and a fine-adjusting device, wherein the displacement transmission mechanism comprises an upper sliding plate, a middle sliding plate and a lower sliding plate; one side of the upper sliding plate is provided with a stroke switch limiting device, and the other side of the upper sliding plate is articulated with a swing plate which is provided with a cutter snap gauge; the bottom of the swing plate is articulated with a polishing lever of the swing plate; the polishing lever of the swing plate is connected with the eccentric shaft sliding plate mechanism by a crank rocker; the grinding mechanism comprises a grinding wheel, a gear box and a motor, wherein the grinding wheel is connected with the gear box; and the gear box is connected with the motor by a belt pulley. The automatic hydraulic knife grinder is mainly used for processing the knife edges in batches.

Description

The hydraulic pressure automatic knife grinder

Technical field

The invention belongs to a kind of sharpening instrument, specifically, relate in particular to a kind of hydraulic pressure automatic knife grinder.

Background technology

For a long time, the sharpening technology of China still follows is decades ago out-of-date methods, and incompatible with the progress of society, the batch machining of blade becomes a difficult problem in the cutter.The emery wheel of old sharpening process using is generally natural stone and is made, and the surface is comparatively coarse, and noise is higher in the grinding process, and natural stone hardness differs, and in the use, the workman needs constantly the hard spot that exceeds in the grinding process to be cut down with axe, the emery wheel utilization rate is lower, accounts for 50%; Secondly need the workman with one alligator pliers to be clamped kitchen knife in the course of work, blade end to be ground is pressed on carries out grinding on the emery wheel, and the front and back that need not stop promote the labour intensity height.The emery wheel that natural stone is made can throw away one meter distance far away with the mud that produces in grinding process, the workman must wear thick and heavy waterproof garment in the course of the work, and mud has also caused the serious environmental pollution; The situation that course of work medium plain emery wheel blast is hurted sb.'s feelings happens occasionally, and operator's personal safety has been brought very big threat.

Summary of the invention

Fall behind in order to solve sharpening technology traditional in the prior art, cause environment and noise pollution, and threaten operator's personal safety; And the batch machining of blade becomes the defective of a difficult problem, the invention provides a kind of hydraulic pressure automatic knife grinder.

The present invention is achieved by the following technical solutions:

A kind of hydraulic pressure automatic knife grinder comprises frame, equipment and grinding mechanism, and equipment and grinding mechanism are fixedly mounted on the frame; Described equipment comprises displacement transmission mechanism, eccentric shaft sled mechanism and micromatic setting; Described displacement transmission mechanism comprises upper slide, middle slide plate and lower skateboard, upper slide and middle slide plate bottom are respectively equipped with hydraulic cylinder first and hydraulic cylinder second, one side of upper slide is provided with the travel switch stop, middle slide plate is provided with contact first and contact second, the opposite side of upper slide is hinged with oscillating deck, oscillating deck is provided with the cutter mould that is installed, and the oscillating deck bottom-hinged has the oscillating deck feed rod, and the oscillating deck feed rod is connected with the eccentric shaft sled mechanism by crank rocker; The described cutter mould that is installed comprises cutterhead and cutter gauge finder, and cutterhead is hinged on the oscillating deck by axis, and the cutter gauge finder is by being bolted on the cutterhead, and the cutter gauge finder is used with the profiling carrying roller that is fixed on the frame; The eccentric shaft sled mechanism comprises power input shaft, eccentric wheel assembly, and power input shaft is connected with the eccentric wheel assembly by axle sleeve; Micromatic setting comprises bracing frame, and bracing frame is provided with the slide plate first, and power input shaft is fixedly mounted on the slide plate first by axle sleeve, and slide plate first bottom is installed with the nut first, and the nut first cooperates with leading screw first on the bracing frame; Described grinding mechanism comprises emery wheel, main spindle box and motor first, and emery wheel is connected with main spindle box, and main spindle box is connected with the motor first by belt pulley.

Frame is provided with emery wheel and covers device, and emery wheel covers device and comprises turbine and worm, leading screw second, nut second, and nut second is fixedly mounted on the bottom of slide plate second, and nut second cooperates with leading screw second.

The frame bottom is provided with water tank, and water tank is provided with water inlet, delivery port, sewage draining exit, and sewage draining exit is provided with seal cover, is provided with baffle A, baffle B in the water tank, and described baffle A is welded on the lower surface in the water tank, and baffle B is welded on the upper surface in the water tank.

Baffle A, baffle B are separated into chamber first and chamber second with water tank, and described sewage draining exit is located at the chamber first, and delivery port is located at chamber second.

Described cutterhead is provided with magnetite, positioning sliding block first and positioning sliding block second, spring, and an end of spring is fixed on the oscillating deck, and the other end is connected on the cutterhead by bolt.

Described travel switch stop comprises spacing ring first, spacing ring second.

Described eccentric wheel assembly comprises fixed block, slide block, and fixed block is provided with rotating shaft first, elongated hole, chute, and slide block is provided with rotating shaft second, bolt hole, locating piece, and chute cooperates with locating piece.

Upper slide is provided with baffle plate; Water fender around frame is provided with.

Described profiling carrying roller comprises the fixed head first, and the fixed head first is connected with base by bolt, is welded with on the fixed head first on the fixed head second, and roller is installed on the fixed head second.

Compared with prior art, the invention has the beneficial effects as follows:

Positioning sliding block second is blocked the knife back of blank cutter, and magnetite is further inhaled the blade of blank cutter on cutterhead, and the blank cutter withstands the positioning sliding block first, prevents cutter mobile or accidental injury operator that drops in grinding process; Spring makes the cutter gauge finder be close to the swing of profiling carrying roller, and the radian of cutter gauge finder has determined the radian of blade.

Stroke is driven a stop and realized automation control of the present invention, and is easy to operate, saved the labour.

Sliding slider changes eccentric throw, and the amplitude of fluctuation of oscillating deck is changed, thereby changes the radian of grinding face blade in the blank cutter.

Baffle plate prevents that in grinding process the staff is drenched in the cooling water ejection; Cooling water after water fender will use is all around saved bit by bit, and flows into the water inlet of water tank, prevents the waste of cooling water, realizes recycling of cooling water.

Emery wheel can produce loss in various degree in the course of the work, realizes that by the turbine that revolving wheel covers in the device emery wheel covers, and is convenient and swift.

Water tank is successfully isolated floating thing and the sediment in the sewage, has realized the purification of metal water resource in cutting process, has realized the recycling of cooling water.

In the use, according to the concrete height of cutter gauge finder, regulate the height of profiling carrying roller by the fixed head first.

The present invention easily realizes the batch machining of blade, by regulating the width that micromatic setting can change blade in the grinding process, to satisfy user's different demands.

Description of drawings

Fig. 1 is front view of the present invention;

Fig. 2 is left view of the present invention;

Fig. 3 is rearview of the present invention;

Fig. 4 is right view of the present invention;

Fig. 5 is the partial enlarged drawing of A part among Fig. 2;

Fig. 6 is the be installed front view of mould of cutter;

Fig. 7 is that the B-B of Fig. 6 is to view;

Fig. 8 is the structural representation of eccentric wheel assembly;

Fig. 9 is the structural representation of fixed block;

Figure 10 is the structural representation of slide block;

Figure 11 is the use state reference map of eccentric wheel assembly;

Figure 12 is the front view of water tank;

Figure 13 is the use state reference map of water tank;

Figure 14 is the vertical view of water tank;

Figure 15 is the fundamental diagram of micromatic setting;

Figure 16 covers the fundamental diagram of device for emery wheel;

Figure 17 is the front view of profiling carrying roller;

Figure 18 is the right view of profiling carrying roller;

Figure 19 is electric control theory figure of the present invention.

Travel switch stop in the drawings, 1; 2, upper slide; 3, hydraulic cylinder first; 4, baffle plate; 5, emery wheel; 6, motor first; 7, emery wheel covers device; 8, water tank; 9, oscillating deck; 10, the cutter mould that is installed; 11, profiling carrying roller; 12, oscillating deck feed rod; 13, lower skateboard; 14, middle slide plate; 15, hydraulic cylinder second; 16, eccentric wheel assembly; 17, slide plate first; 18, bracing frame; 19, leading screw first; 20, power input shaft; 21, nut first; 22, cutterhead; 23, positioning sliding block first; 24, positioning sliding block second; 25, spring; 26, cutter gauge finder; 27, magnetite; 28, water inlet; 29, chamber first; 30, baffle A; 31, baffle B; 32, chamber second; 33, seal cover; 34, delivery port; 35, rotating shaft first; 36, fixed block; 37, slide block; 38, rotating shaft second; 39, bolt hole; 40, chute; 41, elongated hole; 42, locating piece; 43, turbine and worm; 44, leading screw second; 45, nut second; 46, slide plate second; 47, water fender all around; 48, spacing ring first; 49, contact first; 50, contact second; 51, spacing ring second; 52, gripper shoe; 53, motor second; 54, base; 55, fixed head first; 56, fixed head second; 57, roller.

The specific embodiment

The invention will be further described below in conjunction with accompanying drawing:

A kind of hydraulic pressure automatic knife grinder comprises frame, equipment and grinding mechanism, and equipment and grinding mechanism are fixedly mounted on the frame, water fender 47 around frame is provided with; Described equipment comprises displacement transmission mechanism, eccentric shaft sled mechanism and micromatic setting; Described displacement transmission mechanism comprises upper slide 2, middle slide plate 14 and lower skateboard 13, and upper slide 2 is provided with baffle plate 4, and middle slide plate 14 is provided with contact first 49 and contact second 50; Upper slide 2 and middle slide plate 14 bottoms are respectively equipped with hydraulic cylinder first 3 and hydraulic cylinder second 15, one side of upper slide 2 is provided with stroke and drives a stop 1, described travel switch stop 1 comprises spacing ring first 48, spacing ring second 51, and contact first 49 and contact second 50 are installed on the middle slide plate 14; The opposite side of upper slide 2 is hinged with oscillating deck 9, and oscillating deck 9 is provided with the cutter mould 10 that is installed, and oscillating deck 9 bottom-hinged have oscillating deck feed rod 12, and oscillating deck feed rod 12 is connected with the eccentric shaft sled mechanism by crank rocker; The described cutter mould 10 that is installed comprises cutterhead 22 and cutter gauge finder 26, cutterhead 22 is provided with magnetite 27, positioning sliding block first 23 and positioning sliding block second 24, spring 25, one end of spring 25 is fixed on the oscillating deck 9, the other end is connected on the cutterhead 22 by bolt, cutterhead 22 is hinged on the oscillating deck 9 by axis, cutter gauge finder 26 is by being bolted on the cutterhead 22, cutter gauge finder 26 is used with the profiling carrying roller 11 that is fixed on the frame, described profiling carrying roller 11 comprises fixed head first 55, fixed head first 55 is connected with base 54 by bolt, be welded with on the fixed head first 55 on the fixed head second 56, roller 57 is installed on the fixed head second 56; The eccentric shaft sled mechanism comprises power input shaft 20, eccentric wheel assembly 16, power input shaft 20 is connected with eccentric wheel assembly 16 by axle sleeve, described eccentric wheel assembly 16, comprise fixed block 36, fixed block 36 is provided with rotating shaft first 35, elongated hole 41, is provided with slide block 37, and slide block 37 is provided with rotating shaft second 38, bolt hole 39, locating piece 42, described fixed block 36 is provided with chute 40, and chute 40 cooperates with locating piece 42; Micromatic setting comprises bracing frame 18, and bracing frame 18 is provided with slide plate first 17, and power input shaft 20 is fixedly mounted on the slide plate first 17 by axle sleeve, and slide plate first 17 bottoms are provided with nut first 21, and nut first 21 cooperates with leading screw first 19 on the bracing frame 18; Described grinding mechanism comprises emery wheel 5, main spindle box and motor first 6, and emery wheel 5 is connected with main spindle box, and main spindle box is connected with motor first 6 by belt pulley; Frame is provided with emery wheel and covers device 7, and emery wheel covers device 7 and comprises turbine and worm 43, leading screw second 44, nut second 45, and nut second 45 is fixedly mounted on the bottom of slide plate second 46, and nut second 45 cooperates with leading screw second 44; The frame bottom is provided with water tank 8, water tank 8 is provided with water inlet 28, delivery port 34, sewage draining exit, sewage draining exit is provided with seal cover 33, be provided with baffle A 30, baffle B 31 in the water tank 8, described baffle A 30 is welded on the lower surface in the water tank 8, and baffle B 31 is welded on the upper surface in the water tank 8, and baffle A 30, baffle B 31 are separated into chamber first 29 and chamber second 32 with water tank 8, described sewage draining exit is located at chamber first 29, and delivery port 34 is located at chamber second 32.

Operation principle of the present invention is: upper slide 2 drives the blank cutter and realizes moving forward and backward, and middle slide plate 14 drives the blank cutter and realizes move left and right; It is mobile backward that upper slide 2 drives the blank cutter, when the blank cutter enters into 1/3 place of grinding wheel width, middle slide plate 14 is controlled by time-delay relay, make the blank cutter near emery wheel 5 rapidly to the right, meanwhile upper slide 2 drives blank cutter continuation motion backward, when the blank tool motion only remains 1/3 to grinding wheel width, upper slide 2 returns and begins to travel forward, when cutter left emery wheel, upper slide 2 and middle slide plate 14 stopped automatically, finished the grinding of blank cutter single face blade.

The present invention is welded with gripper shoe 52 in use on the slide plate first 17, motor second 53 is fixed on the gripper shoe 52, and motor second 53 is connected with power input shaft 20 by belt pulley; Emery wheel 5 is provided with outer cover, and power input shaft 20 is connected with rotating shaft second 38 by axle sleeve, and rotating shaft first 35 is connected with oscillating deck feed rod 12 by crank rocker; Motor first 6 is fixedly mounted on the slide plate second 46, and turbine and worm 43 is fixedly mounted on the frame by axle sleeve, and leading screw second 44 is fixedly arranged in the turbine, and nut second 45 is fixedly arranged at slide plate second 46 bottoms, and nut second 45 is used with leading screw second 44; Water tank 8 is filled with water, and water tank 8 is provided with water pump, and delivery port 34 is connected with the water inlet of water pump, and the delivery port of water pump connects an end of water pipe, and the other end of water pipe is installed on the shell of emery wheel 5, uses for grinding; Emery wheel covers on device 7 and the leading screw first 19 and is respectively equipped with handwheel.

The present invention is when work, according to the adjusted size positioning sliding block first 23 of blank cutter, positioning sliding block second 24, particular location, connect hydraulic system and power distribution circuit, determine the position of spacing ring first 48 and spacing ring second 51, make in the blank Tool advance process, move to 1/3 o'clock of grinding wheel width, spacing ring second 51 contacts with contact second 50, and automatic actuating motor second 53, upper slide 2 drives the blank cutter and continues feed, when the blank tool motion only remained 1/3 to grinding wheel width, spacing ring second 51 contacted with contact first 49, makes returning rapidly of upper slide 2; When the blank cutter left emery wheel fully, spacing ring first 48 contacted with contact first 49, realized that upper slide 2 stops automatically, and middle slide plate 14 retreats 10mm left simultaneously.

During operation, connect power supply, make motor first 6 drive emery wheel 5 and rotate, next starts the water pump button, makes logical cooling water in the water pipe, the blank cutter is put into the cutter mould 10 that is installed, the knife back of blank cutter is stuck on the positioning sliding block second 24 of cutterhead 22, prevents that the blank cutter from dropping, and an end of blank cutter withstands positioning sliding block first 23, magnetite 27 further prevents from blank cutter being adsorbed on the cutterhead 22 tightly to slide in the blank tool grinding process.Start the oil cylinder button, upper slide 2, middle slide plate 14 is worked simultaneously, it is mobile backward that upper slide 2 drives the blank cutter, when spacing ring second 51 is run into contact second 50, motor second 53 starts automatically, driving power input shaft 20 rotates, through eccentric wheel assembly 16, make oscillating deck feed rod 12 drive oscillating deck 9 and swing, meanwhile, middle slide plate 14 is controlled by time-delay relay, make the blank cutter near emery wheel 5 rapidly to the right, upper slide 2 drives the blank cutter and continues motion backward, when spacing ring second 51 is run into contact first 49, upper slide 2 returns and begins to travel forward, when spacing ring first 48 contacts with contact first 49, upper slide 2 stops automatically, and middle slide plate 14 retreats 10mm left simultaneously, leave emery wheel 5, finish the grinding of blank cutter single face blade; The grinding of blank cutter another side blade is finished in repetitive operation according to the method described above.

In the concrete course of work, in order to satisfy people to the different demands of the width of blade, the present invention can realize by micromatic setting.By the leading screw first 19 on the handwheel rotation bracing frame 18, because bracing frame 18 maintains static, so nut first 21 moves forward and backward along with the rotation of leading screw first 19, thereby driving slide plate first 17 seesaws, slide plate first 17 drives power input shaft 20 and seesaws, drive 12 motions of oscillating deck feed rod by eccentric wheel assembly 16 again, change the amplitude of fluctuation of oscillating deck 9 then, realize the adjustment of blade width.

Claims

1. hydraulic pressure automatic knife grinder, it is characterized in that: comprise frame, equipment and grinding mechanism, equipment and grinding mechanism are fixedly mounted on the frame;

Described equipment comprises displacement transmission mechanism, eccentric shaft sled mechanism and micromatic setting; Described displacement transmission mechanism comprises upper slide (2), middle slide plate (14) and lower skateboard (13), upper slide (2) and middle slide plate (14) bottom are respectively equipped with hydraulic cylinder first (3) and hydraulic cylinder second (15), one side of upper slide (2) is provided with travel switch stop (1), middle slide plate (14) is provided with contact first (49) and contact second (50), the opposite side of upper slide (2) is hinged with oscillating deck (9), oscillating deck (9) is provided with the cutter mould (10) that is installed, oscillating deck (9) bottom-hinged has oscillating deck feed rod (12), and oscillating deck feed rod (12) is connected with the eccentric shaft sled mechanism by crank rocker; The described cutter mould (10) that is installed comprises cutterhead (22) and cutter gauge finder (26), cutterhead (22) is hinged on the oscillating deck (9) by axis, cutter gauge finder (26) is by being bolted on the cutterhead (22), and cutter gauge finder (26) is used with the profiling carrying roller (11) that is fixed on the frame; The eccentric shaft sled mechanism comprises power input shaft (20), eccentric wheel assembly (16), and power input shaft (20) is connected with eccentric wheel assembly (16) by axle sleeve; Micromatic setting comprises bracing frame (18), bracing frame (18) is provided with slide plate first (17), power input shaft (20) is fixedly mounted on the slide plate first (17) by axle sleeve, slide plate first (17) bottom is installed with nut first (21), and nut first (21) cooperates with leading screw first (19) on the bracing frame (18);

Described grinding mechanism comprises emery wheel (5), main spindle box and motor first (6), and emery wheel (5) is connected with main spindle box, and main spindle box is connected with motor first (6) by belt pulley.

2. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: frame is provided with emery wheel and covers device (7), emery wheel covers device (7) and comprises turbine and worm (43), leading screw second (44), nut second (45), nut second (45) is fixedly mounted on the bottom of slide plate second (46), and nut second (45) cooperates with leading screw second (44).

3. hydraulic pressure automatic knife grinder according to claim 1 and 2, it is characterized in that: the frame bottom is provided with water tank (8), water tank (8) is provided with water inlet (28), delivery port (34), sewage draining exit, sewage draining exit is provided with seal cover (33), be provided with baffle A (30), baffle B (31) in the water tank (8), described baffle A (30) is welded on the lower surface in the water tank (8), and baffle B (31) is welded on the upper surface in the water tank (8).

4. hydraulic pressure automatic knife grinder according to claim 3, it is characterized in that: baffle A (30), baffle B (31) are separated into chamber first (29) and chamber second (32) with water tank (8), described sewage draining exit is located at chamber first (29), and delivery port (34) is located at chamber second (32).

5. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: described cutterhead (22) is provided with magnetite (27), positioning sliding block first (23) and positioning sliding block second (24), spring (25), one end of spring (25) is fixed on the oscillating deck (9), and the other end is connected on the cutterhead (22) by bolt.

6. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: described travel switch stop (1) comprises spacing ring first (48), spacing ring second (51).

7. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: described eccentric wheel assembly (16), comprise fixed block (36), fixed block (36) is provided with rotating shaft first (35), elongated hole (41), it is characterized in that: be provided with slide block (37), slide block (37) is provided with rotating shaft second (38), bolt hole (39), locating piece (42), and described fixed block (36) is provided with chute (40), and chute (40) cooperates with locating piece (42).

8. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: upper slide (2) is provided with baffle plate (4); Water fender (47) around frame is provided with.

9. hydraulic pressure automatic knife grinder according to claim 1, it is characterized in that: described profiling carrying roller (11) comprises fixed head first (55), fixed head first (55) is connected with base (54) by bolt, be welded with on the fixed head first (55) on the fixed head second (56), roller (57) is installed on the fixed head second (56).