CN209125052U - A kind of screw grinder of adjustable-length - Google Patents

Abstract

The utility model discloses a kind of screw grinders of adjustable-length, including pedestal, screw rod and slide bar, the upper surface of the pedestal is fixedly connected with bottom plate, equally distributed slide bar fixing seat is fixedly connected in rectangle on bottom plate, the both ends of slide bar are respectively fixedly connected in slide bar fixing seat, the two sides of bottom plate upper slide bar fixing seat have been respectively fixedly connected with screw rod rotation seat, the both ends of screw rod are rotatably connected on respectively in screw rod rotation seat, slide is slidably connected on slide bar, the lower end of slide is rotatably connected on screw rod, the upper surface of slide is fixedly connected with movable grinding machine, one end on bottom plate is fixedly connected with fixed grinding machine, pass through rotary screw rod, the movable grinding machine for making slide that upper end be driven to be fixedly connected moves left and right, change the relative distance between fixed grinding machine, realize a kind of screw grinder of adjustable-length, the grinder structure is simple, with simple Principle realize adjustable-length function.

Description

A kind of screw grinder of adjustable-length

Technical field

The utility model is a kind of grinding machine, the screw grinder of specifically a kind of adjustable-length.

Background technique

Grinding machine is a kind of using abrasive workpiece, to obtain required shape, size and the toolroom machine in Precision Machining face, The processing action of grinding machine is to grind, and grind work has space of top prominence in machining, cuts the sharpening and machinery of stage property All dependent on grinding work, grinding work is also precision machined a part for the accurate manufacture of part, and the effect of grinding machine is to carry out High-precision and the fairly small grinding of rough surface, can carry out high-efficiency grinding, grinding machine is capable of processing the hardness such as hardened steel, hard alloy Quite high material can also process the higher material of the brittleness such as glass, granite.

Chinese utility model patent CN203076729U discloses a kind of screw grinder of adjustable length, including fixed mill The top of bed, fixed grinding machine is equipped with length adjustment screw rod, and the utility model has the characteristics that structure is simple and convenient to operate, but this Kind screw grinder can not carry out the fixation of length after adjusting length, in the grinding machine course of work, easily generate fixed grinding machine With the risk of movable grinding machine spacing variation.

Utility model content

The utility model exists by providing a kind of screw grinder of adjustable length to solve the prior art in practice Deficiency, movable grinding machine is fixedly connected on to the upper surface of the upper fixed seat on slide, under the two sidewalls of the upper fixed seat of slide End is fixedly connected with limit plate, and the L-type spacer pin being rotatablely connected on limit plate makes L-type spacer pin by turning L-type spacer pin It is resisted against on the limit screw thread being arranged on bottom plate two sides, reaches the fixation of relative position.

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: a kind of adjustable length The screw grinder of degree, including pedestal, slide bar and screw rod, the upper surface of the pedestal are fixedly connected with bottom plate, the upper surface of bottom plate It is fixedly connected with equally distributed slide bar fixing seat in rectangle, corresponding two slide bar fixing seats are solid with the both ends of slide bar respectively Fixed connection, has been respectively fixedly connected with a pair of of screw rod rotation seat on the outside of slide bar fixing seat, screw rod rotation seat respectively with screw rod two End is rotatablely connected, and slidably connects slide on slide bar, slide is divided into screw rod portion, slide bar portion and upper fixed seat, and screw rod opens up in portion There is the threaded hole with screw rod cooperation, threaded hole is rotatably connected on screw rod, and smooth through-hole, through-hole and cunning are offered in slide bar portion Bar is slidably connected, and upper fixed seat upper surface has been fixed by screws movable grinding machine, fixed company in the one side wall of movable grinding machine It is connected to threaded block, one end of bottom plate has been fixed by screws fixed grinding machine.

Smooth through-hole is offered on the screw rod rotation seat as a further solution of the present invention, through-hole Rotation slot is offered on inner sidewall, the both ends of screw rod are fixedly connected with the annulus block with rotation slot cooperation, by annulus block and turn The cooperation of dynamic slot, screw rod is rotatably connected in screw rod rotation seat, one end of screw rod is fixedly connected with swing handle, swing handle It is rotatably connected on the handle base that the bottom plate other end is fixedly connected.

The lower end of the upper fixed seat two sidewalls on the slide is fixed respectively as a further solution of the present invention, It is connected with limit plate, threaded hole, the end of thread rotation connection of threaded hole and L-type spacer pin, L-type spacer pin are offered on limit plate End of thread end be provided with anti-skid chequer.

It is equally distributed that several are offered on the two sidewalls of the bottom plate as a further solution of the present invention, Limit screw thread.

The upper surface of the fixed grinding machine is fixedly connected with electricity by screw as a further solution of the present invention, Machine, the rotation axis of motor pass through the side wall of fixed grinding machine upper end, are fixedly connected with piece-holder end in rotation axis.

Compared with prior art, the utility model has the beneficial effects that the utility model provides a kind of spiral shell of adjustable-length Line grinding machine, including pedestal, screw rod and slide bar, the upper surface of the pedestal are fixedly connected with bottom plate, connect on bottom plate in rectangle is fixed It is connected to equally distributed slide bar fixing seat, the both ends of slide bar are respectively fixedly connected in slide bar fixing seat, and bottom plate upper slide bar is fixed The two sides of seat have been respectively fixedly connected with screw rod rotation seat, and the both ends of screw rod are rotatably connected on respectively in screw rod rotation seat, on slide bar Slide is slidably connected, the lower end of slide is rotatably connected on screw rod, and the upper surface of slide is fixedly connected with movable grinding machine, bottom plate On one end be fixedly connected with fixed grinding machine, by rotary screw rod, the movable grinding machine or so that makes slide that upper end be driven to be fixedly connected It is mobile, change the relative distance between fixed grinding machine, realizes a kind of screw grinder of adjustable-length, the grinder structure is simple, The function of adjustable-length is realized with simple principle, meanwhile, the two sides lower end of the upper fixed seat of slide is fixedly connected with limit Plate, the L-type spacer pin being rotatablely connected on limit plate make L-type spacer pin be resisted against bottom plate two sides by turning L-type spacer pin On the limit screw thread of upper setting, reach the fixation of relative position.

Detailed description of the invention

By reading the detailed description done with reference to the following drawings to non-limiting embodiment, other of the utility model are special Advantage of seeking peace will be more obvious:

Fig. 1 is a kind of structural schematic diagram of the screw grinder of adjustable-length of utility model；

Fig. 2 is a kind of partial enlarged view of the screw grinder of adjustable-length of utility model.

In figure: the fixed grinding machine of 1- pedestal, 2- bottom plate, 3-, 4- motor, 5- Workpiece clamping end, 6- slide bar, 7- screw thread be fast, 8- Movable grinding machine, 9- swing handle, 10- handle base, 11- slide, 12- screw rod, 13- slide bar fixing seat, 14- screw rod rotation seat, 15- L-type spacer pin, 1101- screw rod portion, 1102- slide bar portion, 1103- upper fixed seat, 1104- limit plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Referring to Fig. 1, the screw grinder of adjustable-length, including pedestal 1, slide bar 6 and screw rod 12, the upper end of the pedestal 1 Face is fixedly connected with bottom plate 2, and the upper surface of bottom plate 2 is fixedly connected with equally distributed slide bar fixing seat 13 in rectangle, opposite Two slide bar fixing seats 13 are fixedly connected with the both ends of slide bar 6 respectively, and the outside of slide bar fixing seat 13 has been respectively fixedly connected with one To screw rod rotation seat 14, smooth through-hole is offered on screw rod rotation seat 14, rotation slot, screw rod are offered on the inner sidewall of through-hole Both ends, which are fixedly connected with, is rotatablely connected screw rod 12 by the cooperation of annulus block and rotation slot with the annulus block of rotation slot cooperation In rapid-curing cutback fixing seat 14, one end of screw rod is fixedly connected with swing handle 9, and it is solid that swing handle 9 is rotatably connected on 2 one end of bottom plate Surely on the handle base 10 connected, slide 11 is slidably connected on slide bar 6, slide 11 divides for screw rod portion 1101,1102 and of slide bar portion Upper fixed seat 1103 offers the threaded hole cooperated with screw rod 12 in screw rod portion 1101, and threaded hole is rotatably connected on screw rod 12, Smooth through-hole is offered in slide bar portion 1102, through-hole is slidably connected with slide bar 6, and 1103 upper surface of upper fixed seat is solid by screw Surely it is connected with movable grinding machine 8, is fixedly connected with threaded block 7 on another side wall of movable grinding machine 8, by rotating 9 band of swing handle The movable grinding machine 8 being fixedly connected on dynamic slide 11, moves back and forth on the guide rail of slide bar 6, change activity grinding machine 8 and fixed mill The distance between bed 3, one end of bottom plate 2 have been fixed by screws fixed grinding machine 3, and the upper surface of fixed grinding machine 3 passes through spiral shell Nail is fixedly connected with motor 4, the model WS600X spindle motor of motor 4, and the rotation axis of motor 4 passes through fixed 3 upper end of grinding machine Side wall is fixedly connected with piece-holder end 5 in rotation axis.

Referring to Fig. 2, the lower end of 1103 two sidewalls of upper fixed seat on the slide 11 has been respectively fixedly connected with limit plate 1104, offer threaded hole on limit plate 1104, the end of thread of threaded hole and L-type spacer pin 15 is rotatablely connected, L-type spacer pin 15 End of thread end be provided with anti-skid chequer, turn L-type spacer pin 15, make 15 one end of L-type spacer pin anti-skid chequer and 2 two sides of bottom plate The limit screw-threaded coupling opened up on side, the activity of limitation activity grinding machine keep the distance between movable grinding machine and fixed grinding machine fixed not Become.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (5)

1. a kind of screw grinder of adjustable-length, including pedestal (1), slide bar (6) and screw rod (12), it is characterised in that: the bottom The upper surface of seat (1) is fixedly connected with bottom plate (2), and the upper surface of bottom plate (2) is fixedly connected with equally distributed slide bar in rectangle Fixing seat (13), corresponding two slide bar fixing seats (13) are fixedly connected with the both ends of slide bar (6) respectively, slide bar fixing seat (13) a pair of of screw rod rotation seat (14) it has been respectively fixedly connected on the outside of, screw rod rotation seat (14) both ends with screw rod (12) respectively Rotation connection slidably connects slide (11) on slide bar (6), slide (11) be divided into screw rod portion (1101), slide bar portion (1102) and Upper fixed seat (1103), offers the threaded hole with screw rod (12) cooperation on screw rod portion (1101), threaded hole is rotatably connected on silk On bar (12), smooth through-hole is offered on slide bar portion (1102), through-hole is slidably connected with slide bar (6), upper fixed seat (1103) Upper surface has been fixed by screws movable grinding machine (8), is fixedly connected with threaded block (7) in the one side wall of movable grinding machine (8), One end of bottom plate (2) has been fixed by screws fixed grinding machine (3).

2. a kind of screw grinder of adjustable-length according to claim 1, it is characterised in that: the screw rod rotation seat (14) On offer smooth through-hole, rotation slot is offered on the inner sidewall of through-hole, the both ends of screw rod (12) are fixedly connected with and rotate Screw rod (12) is rotatably connected in screw rod rotation seat (14) by the annulus block of slot cooperation by the cooperation of annulus block and rotation slot, One end of screw rod (12) is fixedly connected with swing handle (9), and swing handle (9) is rotatably connected on the fixed company of bottom plate (2) other end On the handle base (10) connect.

3. a kind of screw grinder of adjustable-length according to claim 1, it is characterised in that: upper on the slide (11) The lower end of fixing seat (1103) two sidewalls has been respectively fixedly connected with limit plate (1104), and limit plate offers screw thread on (1104) Hole, the end of thread rotation connection of threaded hole and L-type spacer pin (15), the end of thread end of L-type spacer pin (15) is provided with anti-skidding Line.

4. a kind of screw grinder of adjustable-length according to claim 1, it is characterised in that: the two sides of the bottom plate (2) Several equally distributed limit screw threads are offered on wall.

5. a kind of screw grinder of adjustable-length according to claim 1, it is characterised in that: the fixed grinding machine (3) Upper surface is fixedly connected with motor (4) by screw, and the rotation axis of motor (4) passes through the side wall of fixed grinding machine (3) upper end, rotation Piece-holder end (5) are fixedly connected on axis.