CN214817130U

CN214817130U - Cutter clamping device for automatic knife grinder

Info

Publication number: CN214817130U
Application number: CN202120821248.XU
Authority: CN
Inventors: 卢光明; 张福贞; 王北镇; 黄宝龙
Original assignee: Shandong Shunkang Sanitary Products Co ltd
Current assignee: Shandong Shunkang Sanitary Products Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-23
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a cutter clamping device for automatic sharpening machine, including solid fixed splint, be provided with movable splint on the solid fixed splint, through bolted connection between movable splint and the solid fixed splint, be provided with on the movable splint and carry out the unit that compresses tightly that pre-fixes to the cutter, should compress tightly and be connected with the drive unit who has self-locking function on the unit, and be provided with anti-skidding unit respectively with the position of cutter contact on movable splint and the solid fixed splint. The utility model provides a current centre gripping equipment of automatic knife grinder machine can not press from both sides tightly in advance to the cutter, so when not locking to a certain extent, the cutter removes very easily, and the landing leads to the centre gripping inefficiency even, influences the problem of the progress of whetting a knife.

Description

Cutter clamping device for automatic knife grinder

Technical Field

The utility model relates to a utensil centre gripping equipment, concretely relates to a cutter clamping device for automatic sharpening machine belongs to cutter centre gripping apparatus technical field.

Background

The automatic knife sharpener can automatically grind the knife, can effectively replace manual grinding, has a very good grinding effect, and can liberate both hands of people.

However, the clamping device of the existing automatic knife sharpener cannot pre-clamp the knife, so that the knife is very easy to move and even slide when not locked to a certain degree, thereby causing low clamping efficiency and influencing the sharpening progress.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the above-mentioned not enough of prior art, provide a cutter clamping device for automatic sharpening machine.

In order to solve the above problem, the utility model adopts the following technical scheme: a cutter clamping device for an automatic knife grinder comprises a fixed clamping plate, a movable clamping plate is arranged on the fixed clamping plate, the movable clamping plate and the fixed clamping plate are connected through a bolt, a pressing unit for pre-fixing a cutter is arranged on the movable clamping plate, a driving unit with a self-locking function is connected on the pressing unit, anti-skidding units are respectively arranged at the positions, contacted with the cutter, on the movable clamping plate and the fixed clamping plate, of the pressing unit, the pressing unit comprises a movable block capable of moving up and down, a through hole for accommodating the movable block to move up and down is formed in the movable clamping plate, the axis of the through hole is perpendicular to the fixed clamping plate, a cylinder is arranged in the through hole, a second external thread is formed in the position, close to the lower end, of the outer circumference of the cylinder, an internal thread matched with the second external thread for use is arranged on the inner wall of the through hole, a guide rod is arranged on the movable block, the upper end of the guide rod penetrates through the upper end of the cylinder for a certain distance, and a pull ring is arranged on the upper end of the cylinder, a spring is arranged between the moving block and the cylinder and sleeved on the guide rod.

The following is the utility model discloses to the further optimization of above-mentioned scheme: the driving unit comprises a screw rod capable of driving the cylinder to rotate, and the screw rod is installed on the movable clamping plate through a bearing seat.

Further optimization: the screw rod is coaxially provided with a first external thread at a position corresponding to the cylinder, and the outer circumference of the cylinder is provided with teeth matched with the first external thread for use.

Further optimization: the teeth are provided in plurality and in an annular array on the outer circumference of the cylinder adjacent a location above the second external thread.

Further optimization: the teeth are elongated.

Further optimization: the teeth are arranged along the axis of the cylinder.

Further optimization: the upper end of the teeth extends to the upper end of the cylinder.

Further optimization: and one end of the screw rod is coaxially provided with a knob.

Further optimization: the anti-skid unit comprises anti-skid pads which are respectively stuck to the fixed clamping plate and the movable clamping plate and are in contact with the cutter.

When the tool is used, a user pulls the pull ring by hand to lift the moving block upwards, then the tool is placed between the fixed clamping plate and the movable clamping plate, the pull ring is loosened, the spring pushes the moving block to be tightly pressed on the tool, pre-fixing of the tool is achieved, and then the bolt is rotated to further lock the tool.

The utility model discloses a set up movable block, spring and cylinder, realized the pre-compaction to the cutter, improve the fixed effect to the cutter, shorten cutter dead time, through setting up spring, guide bar and pull ring, realized the removal to the movable block, through setting up drive cylinder pivoted screw rod, realize the adjustment to the cylinder upper and lower position, further realize the adjustment to cutter pre-compaction force, the utility model provides a clamping equipment that current automatic knife grinder used can not press from both sides tightly in advance to the cutter, so when not locking to a certain extent, the cutter removes very easily, and the landing leads to the centre gripping inefficiency even, influences the problem of the progress of whetting a knife.

The present invention will be further explained with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention in an embodiment.

In the figure: 1-fixing the splint; 2-movable splints; 3-a bolt; 4-a non-slip mat; 5-moving block; 6-through holes; 7-a spring; 8-a guide rod; 9-a pull ring; 10-cylinder; 11-tooth; 12-a first external thread; 13-a screw; 14-a knob; 15-second external thread.

Detailed Description

The embodiment is as shown in fig. 1, a cutter clamping device for an automatic cutter grinder, which comprises a fixed clamp plate 1 arranged on an automatic cutter grinder main body, wherein a movable clamp plate 2 is arranged on the fixed clamp plate 1 at a certain distance, the movable clamp plate 2 is connected with the fixed clamp plate 1 through a bolt 3, a pressing unit for pre-fixing a cutter is arranged on the movable clamp plate 2, a driving unit with a self-locking function is connected onto the pressing unit, and anti-slip units are respectively arranged at positions on the movable clamp plate 2 and the fixed clamp plate 1, which are in contact with the cutter.

The pressing unit comprises a moving block 5 capable of moving up and down, and the moving block 5 is pressed and separated from the tool through moving up and down.

The movable clamping plate 2 is provided with a through hole 6 for accommodating the movable block 5 to move up and down, and the axis of the through hole 6 is perpendicular to the fixed clamping plate 1, so that the movable block 5 is convenient to contact with a cutter.

A cylinder 10 is arranged in the through hole 6 and close to the upper end of the moving block 5, a second external thread 15 is arranged on the outer circumference of the cylinder 10 and close to the lower end, and an internal thread matched with the second external thread 15 is arranged on the inner wall of the through hole 6 and close to the upper end, so that the distance between the cylinder 10 and the moving block 5 can be adjusted.

The upper end of the moving block 5 is coaxially and fixedly provided with a guide rod 8, the upper end of the guide rod 8 penetrates through the upper end of a cylinder 10 for a certain distance and is provided with a pull ring 9, and the cylinder 10 is provided with a round hole for accommodating the pull ring 9 to pass through, so that the moving block 5 is convenient to lift, and a cutter is convenient to place.

A spring 7 is arranged between the moving block 5 and the cylinder 10, the spring 7 is sleeved on the guide rod 8, and the upper end and the lower end of the spring 7 are respectively connected with the moving block 5 and the cylinder 10, so that the moving block 5 is pushed to move and the cutter is clamped conveniently.

The driving unit comprises a screw 13 capable of driving the cylinder 10 to rotate, and the positions, close to the two ends, of the screw 13 are fixedly installed on the movable clamping plate 2 through bearing seats respectively.

A first external thread 12 is coaxially arranged at a position on the screw 13 corresponding to the cylinder 10, and teeth 11 matched with the first external thread 12 are arranged on the outer circumference of the cylinder 10, so that the screw 13 can drive the cylinder 10 to rotate.

The teeth 11 are provided in a plurality and in an annular array on the outer circumference of the cylinder 10 near a position above the second external thread 15.

The tooth 11 is rectangular shape, and sets up along the axis of cylinder 10, and the upper end of tooth 11 extends to the upper end of cylinder 10, can prolong screw rod 13 like this to the effect stroke of cylinder 10, further increase control range.

One end of the screw 13 is coaxially provided with a knob 14, so that the screw 13 is driven to rotate by rotating the knob 14.

The anti-slip unit comprises anti-slip pads 4 which are respectively stuck on the fixed clamping plate 1 and the movable clamping plate 2 and are in contact with the cutter, so that the fixing effect on the cutter is further improved.

When the tool is used, a user pulls the pull ring 9 by hand to lift the moving block 5 upwards, then the tool is placed between the fixed clamping plate 1 and the movable clamping plate 2, the pull ring 9 is loosened, the spring 7 pushes the moving block 5 to be tightly pressed on the tool, pre-fixing of the tool is achieved, and then the bolt 3 is rotated to further lock the tool.

Claims

1. The utility model provides a cutter clamping device for automatic knife sharpening machine which characterized in that: comprises a fixed splint (1), a movable splint (2) is arranged on the fixed splint (1), the movable splint (2) is connected with the fixed splint (1) through a bolt (3), a pressing unit for pre-fixing a cutter is arranged on the movable splint (2), a driving unit with a self-locking function is connected on the pressing unit, anti-slip units are respectively arranged at the positions of the movable splint (2) and the fixed splint (1) which are contacted with the cutter, the pressing unit comprises a movable block (5) capable of moving up and down, a through hole (6) for accommodating the movable block (5) to move up and down is arranged on the movable splint (2), the axis of the through hole (6) is vertical to the fixed splint (1), a cylinder (10) is arranged in the through hole (6), a second external thread (15) is arranged at the position close to the lower end on the outer circumference of the cylinder (10), an internal thread matched with the second external thread (15) is arranged on the inner wall of the through hole (6), a guide rod (8) is installed on the moving block (5), the upper end of the guide rod (8) penetrates through the upper end of the cylinder (10) for a certain distance and is provided with a pull ring (9), a spring (7) is arranged between the moving block (5) and the cylinder (10), and the spring (7) is sleeved on the guide rod (8).

2. The tool holding device for automatic tool sharpener of claim 1, wherein: the driving unit comprises a screw (13) capable of driving the cylinder (10) to rotate, and the screw (13) is installed on the movable clamping plate (2) through a bearing seat.

3. The tool holding device for automatic tool sharpener of claim 2, wherein: a first external thread (12) is coaxially arranged on the screw rod (13) at a position corresponding to the cylinder (10), and teeth (11) matched with the first external thread (12) are arranged on the outer circumference of the cylinder (10).

4. The tool holding device for automatic tool sharpener of claim 3 wherein: the teeth (11) are provided in a plurality and in an annular array on the outer circumference of the cylinder (10) near a position above the second external thread (15).

5. The tool holding device for automatic tool sharpener of claim 4 wherein: the teeth (11) are long-strip-shaped.

6. The tool holding device for automatic tool sharpener of claim 5, wherein: the teeth (11) are arranged along the axis of the cylinder (10).

7. The tool holding device for automatic tool sharpener of claim 6 wherein: the upper end of the teeth (11) extends to the upper end of the cylinder (10).

8. The tool holding device for an automatic tool sharpener of claim 7, wherein: and one end of the screw rod (13) is coaxially provided with a knob (14).

9. The tool holding device for an automatic tool sharpener of claim 8, wherein: the anti-skid unit comprises anti-skid pads (4) which are respectively stuck to the fixed clamping plate (1) and the movable clamping plate (2) and are in contact with the cutter.