CN211867412U

CN211867412U - Lifting sander

Info

Publication number: CN211867412U
Application number: CN202020002674.6U
Authority: CN
Inventors: 刘岩; 邱建; 马爱春
Original assignee: Qingdao Giantway Machinery Co ltd
Current assignee: Qingdao Giantway Machinery Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-11-06
Anticipated expiration: 2030-01-02

Abstract

The utility model provides an over-and-under type grinder, including chassis and grinder body, its characterized in that, set up elevating system, straining device and lift actuating mechanism on the chassis, including the frame on the grinder body, it links to each other with elevating system to go up the frame, elevating system includes the lift casing and sets up the ball screw in the lift casing, set up ball nut between ball screw and the lift casing, upward be provided with tuningout roller mechanism in the frame, tuningout roller mechanism is including tuningout the roller and set up in the adjustment mechanism of tuningout roller one side, sets up elevating system and utilizes ball screw to realize the steady lift of grinder, has improved the lift precision of grinder greatly, simultaneously, sets up tuningout mechanism, according to the needs of ligneous thickness and sand light volume, accurate adjustment.

Description

Lifting sander

Technical Field

The utility model belongs to the technical field of sand light, concretely relates to over-and-under type grinder.

Background

At present, when a furniture factory polishes workpieces with special-shaped surfaces such as cabinets, doors and the like, manual polishing is needed, simple equipment is used for polishing, a large amount of manual work is occupied, and a sander is mainly used for polishing.

Because the height of the table top of the working conveying table is adjusted along with the thickness of the processed workpiece and is not fixed, when the working conveying table is matched with other equipment to form a production line, the height of the sander needs to be accurately adjusted, and therefore a mechanism capable of accurately adjusting the height of the sander needs to be developed urgently.

When carrying out the sand light operation to timber, at first send into timber, remaining saw-dust in timber surface is clear away to the brush roller, then carry out sand light operation through sand light roller, traditionally, the height of the sand light roller of here all is well adjusted in advance, and can't carry out slight regulation, prior art, patent application No. 200920167722.0 discloses grinder fixed thickness roller height adjusting device, before reusing, utilize turbine worm's principle adjustment eccentric roller, however, the unable automatically regulated of this structure, and need manual regulation before the use, degree of automation is low, can't realize the adjustment of sand light volume of sand light roller automatically in the use.

Accordingly, further improvements and developments are needed in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lifting sander, it is low to aim at solving prior art degree of automation, can't be in the problem of the accurate adjustment grinder precision and the sand light volume in the use.

The adopted technical scheme is as follows: the utility model provides an over-and-under type grinder, includes chassis and grinder body, its set up elevating system, straining device and lift actuating mechanism on the chassis, including last frame on the grinder body, it links to each other with elevating system to go up the frame, elevating system includes the lift casing and sets up the ball screw in the lift casing, set up ball nut between ball screw and the lift casing, upward be provided with the eccentric roller mechanism in the frame, the eccentric roller mechanism is including the eccentric roller and set up in the adjustment mechanism of eccentric roller one side.

The lifting drive comprises a speed reducing motor and a reduction gearbox arranged on one side of the speed reducing motor, an output shaft of the speed reducing motor is connected with an input shaft of the reduction gearbox, and a driving chain wheel is arranged on an output shaft of the reduction gearbox.

The tensioning mechanism comprises a tensioning chain wheel and a chain wheel support, the tensioning chain wheel is installed on the chain wheel support, and the chain wheel support is fixed on the bottom frame.

The lower end of the ball screw is provided with a driven chain wheel, and the driving chain wheel is sequentially connected with the tensioning chain wheel and the driven chain wheel.

The deviation adjusting mechanism comprises a rough deviation adjusting mechanism and a fine adjusting mechanism, the fine adjusting mechanism comprises a deviation adjusting lead screw, the rough adjusting mechanism comprises a deviation adjusting cylinder and a deviation adjusting block, a deviation adjusting rotating shaft of the deviation adjusting roller is fixed with the deviation adjusting block, and a cylinder mounting seat is arranged between the deviation adjusting cylinder and the deviation adjusting lead screw.

The fine adjustment structure further comprises a screw rod mounting seat and a hand wheel, the screw rod mounting seat is sleeved on the outer side of the deviation adjusting screw rod, the deviation adjusting screw rod mounting seat is fixed on the rack, one end of the deviation adjusting screw rod is connected with the hand wheel, and the other end of the deviation adjusting screw rod is connected with the air cylinder mounting seat.

And a piston rod of the deviation adjusting cylinder is fixed on the deviation adjusting block, and a deviation adjusting rotating shaft of the deviation adjusting roller is connected with the deviation adjusting block.

Has the advantages that:

1. the utility model discloses set up elevating system, elevating system utilizes ball screw to realize the steady lift of grinder, has improved the lift precision of grinder greatly, simultaneously, sets up the tuningout mechanism, according to the needs of ligneous thickness and the amount of sand light, accurate adjustment.

2. The utility model discloses set up automatic and fine adjustment mechanism, adopt the tuningout cylinder to adjust and control the pneumatic valve automatically, set up the sensor on the grinder and can realize automatically regulated, carry out rough adjustment through the automation, according to the requirement of the ligneous sand light volume of treating processing, carry out the accuracy regulation with fine adjustment mechanism.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a chassis structure;

FIG. 3 is a schematic view of a partial structure of a chassis;

fig. 4 is an enlarged schematic view of a in fig. 1.

In the figure:

1-underframe, 2-lifting mechanism, 201-lifting shell, 202-ball screw, 203-ball nut, 204-driven sprocket, 205-chain, 3-tensioning mechanism, 301-tensioning sprocket, 302-sprocket bracket 4-lifting driving mechanism, 401-reducing motor, 402-reduction box, 403-driving sprocket, 5-upper frame, 600-deviation adjusting roller mechanism, 6-deviation adjusting roller, 7-coarse adjusting mechanism, 701-deviation adjusting cylinder, 702-deviation adjusting block, 703-cylinder mounting seat, 8-fine adjusting mechanism, 801-deviation adjusting screw, 802-screw mounting seat, 803-hand wheel and 9-induction switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples.

The lifting sander as shown in fig. 1-4 comprises a base frame and a sander body, wherein the base frame is provided with a lifting mechanism 2, a tensioning mechanism 3 and a lifting driving mechanism 4, the sander body comprises an upper frame 5, and the upper frame 5 is connected with the lifting mechanism 2. The lifting mechanism 2 comprises a lifting housing 201 and a ball screw 202 arranged in the lifting housing 201, and a ball nut 203 is arranged between the ball screw 202 and the lifting housing 201.

Specifically, the upper frame is mounted on a ball nut.

The lifting driving mechanism 4 comprises a speed reducing motor 401 and a speed reducing box 402 arranged on one side of the speed reducing motor 401, an output shaft of the speed reducing motor 401 is connected with an input shaft of the speed reducing box 402, and a driving sprocket 403 is arranged on an output shaft of the speed reducing box 402.

The tensioning mechanism 3 comprises a tensioning chain wheel 301 and a chain wheel bracket 302, wherein the tensioning chain wheel 301 is installed on the chain wheel bracket 302, and the chain wheel bracket 302 is fixed on the underframe 1.

The lower end of the ball screw 202 is provided with a driven sprocket 204, and the driving sprocket 403 is sequentially connected with the tension sprocket 301 and the driven sprocket 204 through a chain 205.

Specifically, the reduction motor 401 drives the driven sprocket 204 to rotate, so as to drive the ball screw 202 to rotate, further drive the ball nut 203 to move linearly along the ball screw 202, further drive the sander to move up and down, and move up and down through the ball screw 202, so that the sander can move up and down accurately.

The upper frame 5 is provided with an offset roll adjusting mechanism 600, the offset roll adjusting mechanism 600 comprises an offset roll 6 and an offset adjusting mechanism arranged on one side of the offset roll 6, the offset adjusting mechanism comprises a coarse adjusting mechanism 7 and a fine adjusting mechanism 8, the coarse adjusting mechanism 7 comprises an offset cylinder 701 and an offset block 702, an offset rotating shaft of the offset roll 6 is fixed with the offset block 702, and a cylinder mounting seat 703 is arranged between the offset cylinder 701 and the offset lead screw 801. The fine adjustment structure 8 comprises an offset lead screw 801, a lead screw mounting seat 802 and a hand wheel 803, wherein the lead screw mounting seat 802 is sleeved on the outer side of the offset lead screw 801, the lead screw mounting seat 802 is fixed on the rack, one end of the offset lead screw 801 is connected with the hand wheel 803, and the other end of the offset lead screw 801 is connected with an air cylinder mounting seat. The piston rod of the deviation adjusting cylinder 701 is fixed on the deviation adjusting block 702, and the deviation adjusting rotating shaft of the deviation adjusting roller 6 is connected with the deviation adjusting block 702.

Specifically, during the use, set up inductive switch 9 in the frame, as required, reciprocate through gear motor 401 drive elevating system 2, and further, the drive grinder reciprocates, adjusts the sand light height of grinder, and when panel got into equipment, inductive switch 408 moved, and tuningout cylinder 701 moved, drives tuningout roller 6 action, adjusts eccentric roller 6's height, further according to the requirement of sand light volume of sand light panel, rotates hand wheel 803, carries out the accurate regulation to tuningout roller 6's position, realizes tuningout roller sand light volume's advance accurate adjustment.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. The utility model provides an over-and-under type grinder, includes chassis and grinder body, its characterized in that, set up elevating system, straining device and lift actuating mechanism on the chassis, including the frame on the grinder body, it links to each other with elevating system to go up the frame, elevating system includes the lift casing and sets up the ball screw in the lift casing, set up ball nut between ball screw and the lift casing, upward be provided with the eccentric roller mechanism in the frame, eccentric roller mechanism is including the eccentric roller and set up in the adjustment mechanism of eccentric roller one side.

2. The lifting sander as set forth in claim 1, wherein the lifting drive comprises a reduction motor and a reduction gearbox disposed on one side of the reduction motor, the output shaft of the reduction motor is connected to the input shaft of the reduction gearbox, and the output shaft of the reduction gearbox is provided with a drive sprocket.

3. The elevating sander as set forth in claim 2, wherein said tensioning mechanism comprises a tensioning sprocket and a sprocket support, said tensioning sprocket being mounted on a sprocket support, said sprocket support being fixed to the base frame.

4. The elevating sander as set forth in claim 3, wherein the ball screw has a driven sprocket at its lower end, said driving sprocket being connected to the tension sprocket and the driven sprocket in sequence.

5. The lifting sander as set forth in claim 1, wherein the offset adjustment mechanism comprises an automatic adjustment mechanism and a fine adjustment mechanism, the fine adjustment mechanism comprises an offset adjustment screw, the automatic adjustment mechanism comprises an offset adjustment cylinder and an offset adjustment block, an offset adjustment shaft of the offset adjustment roller is fixed with the offset adjustment block, and a cylinder mounting seat is arranged between the offset adjustment cylinder and the offset adjustment screw.

6. The lifting sander as set forth in claim 5, wherein the fine adjustment mechanism further comprises a lead screw mounting seat and a hand wheel, the lead screw mounting seat is sleeved outside the offset lead screw, the offset lead screw mounting seat is fixed on the frame, one end of the offset lead screw is connected with the hand wheel, and the other end of the offset lead screw is connected with the cylinder mounting seat.

7. The lifting sander as set forth in claim 6, wherein the offset cylinder piston rod is fixed to the offset block, and the offset axis of the offset roller is connected to the offset block.