CN205552200U - Multi-station linkage grinding and polishing equipment - Google Patents

Abstract

The utility model provides a multistation linkage burnishing and polishing equipment, including about, back-and-forth movement unit, fixed station and rotatory head device unit of polishing, rotatory head device unit of polishing reciprocate by reciprocating the unit drive, be equipped with a plurality of square pneumatic heads of polishing on the rotatory head device unit of polishing, square pneumatic heads of polishing include abrasive paper fixed disk, eccentric arbor wheel, outer jacket, flywheel and bearing, abrasive paper fixed disk and eccentric arbor wheel reciprocal anchorage, the flywheel overlaps in eccentric arbor wheel epaxially, the bearing is located the eccentric arbor wheel axis outside. This novel rotating-structure who has set up square pneumatic head of polishing and mount can utilize and drive the direction that actuating cylinder adjusted the head of polishing, polishes different product surfaces, and square pneumatic head of polishing can be at the in-process of rotation, realizes the direction rotation and about, displacement adjustment around, reach and polish at complicated curved surface, to five linkage emulation polishing in the product appearance.

Description

Multi-station linkage grinding and polishing equipment

technical field

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

Background technique

At present, mobile phone casings made of metal alloys are widely used, while metal parts such as aluminum alloys and zinc alloys generally adopt die-casting, CNC numerical control processing and other processes, and the appearance of the workpiece is prone to oxide layers, CNC machining knife lines, and burrs. and other defects. In view of the above-mentioned process problems and defects, the post-process must be ground and polished to optimize the surface treatment of the post-process.

However, at present, the cost of manual grinding is high, the quality is unstable, and there is dust pollution, which poses a threat to the health of operators, and there is still a danger of explosion after the metal powder reaches a certain concentration.

However, using mechanical equipment for grinding and polishing, the current equipment has a single function, can only achieve partial grinding, cannot adapt to complex curved surfaces, and has low precision.

Therefore, there is an urgent need for a new type of grinding equipment to solve the above problems, so as to meet the requirements of grinding different products and complex curved surfaces.

Utility model content

The technical problem to be solved by the utility model is to provide a multi-station linkage pneumatic grinding and polishing equipment, which can facilitate the precise control of product surface grinding and adapt to complex curved surfaces, so as to achieve different grinding effects and dust-free working environment requirements.

Achieve the above-mentioned purpose through the following technical solutions:

The multi-station linkage grinding and polishing equipment includes an up and down moving unit, a left and right moving unit, a fixed workbench, and a front and back moving unit, and it also includes a rotating grinding head device unit, which is fixed on the up and down moving unit, The moving unit moves up and down, and the rotating grinding head device unit is provided with a plurality of square pneumatic grinding heads, each square pneumatic grinding head includes a sandpaper fixed disc, an eccentric shaft wheel, an outer shell, a flywheel and a bearing, and the described sandpaper fixed disc Located above the outer casing and fixed with the eccentric shaft wheel, the eccentric shaft wheel, flywheel and bearing are located in the outer casing, the flywheel is sleeved on the central shaft of the eccentric shaft wheel, and the bearing is located outside the central shaft of the eccentric shaft wheel , and fixed on the upper and lower sides of the flywheel; the fixed workbench is fixed on the left and right moving units, and moves left and right relative to the left and right moving units.

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the fixed worktable includes a rotating shaft, a trochoidal cam rack, a trochoidal cam gear and a dominant fixed plate, and the trochoidal cam gear The ring cooperates with the trochoidal cam rack and rotates along the trochoidal cam rack. The rotating shaft is fixed with the main fixed plate; the trochoidal cam rack is fixed with the left and right moving unit , so that the rotating shaft, the trochoidal cam ring gear and the leading fixed plate move left and right relative to the left and right moving unit.

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the left and right moving unit is located above the front and rear moving unit, and is driven by the front and rear moving unit to move back and forth.

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the rotary grinding head device unit is also provided with a fixed frame, the square pneumatic grinding head is fixed on the fixed frame, and driven by the driving cylinder to rotate.

The beneficial effect of the utility model is that the movement can be adjusted in real time in multiple directions such as front, rear, up, down, left, and right. At the same time, the rotation structure of the square pneumatic grinding head and the fixed frame can be set, and the direction of the grinding head can be adjusted by the driving cylinder, so that different products and different surfaces can be adjusted. Carry out grinding to realize the five-axis linkage simulation grinding and polishing of the product appearance; while the square pneumatic grinding head adopts the cooperation method of eccentric shaft wheel and flywheel, and then sets the sandpaper fixed disc on the top to fix the sandpaper, so that the grinding head can be polished when it rotates The purpose of the square pneumatic grinding head is fixed on the fixed frame, which can realize the direction rotation and the displacement adjustment of up and down, front and back, left and right during the process of rotation, so as to achieve the purpose of grinding on complex curved surfaces.

Description of drawings

Fig. 1 is the structural schematic diagram of whole;

Fig. 2 is a schematic diagram of the external structure of a square pneumatic grinding head;

Fig. 3 is the sectional structure schematic diagram of square pneumatic grinding head;

Figure 4 is a schematic diagram of the disassembly of the fixed workbench.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described:

The directional terms mentioned in the following embodiments, such as "up, down, left, right" are only referring to the directions of the drawings, therefore, the directional terms used are for illustration and not for limiting the present invention.

As shown in Figures 1-4, the multi-station linkage grinding and polishing equipment includes an up and down moving unit 1, a left and right moving unit 2, a fixed worktable 3, and a front and rear moving unit 4, and it also includes a rotating grinding head device unit 5. The rotary grinding head device unit 5 is fixed on the up and down moving unit 1, and is driven by the up and down moving unit 1 to move up and down. The rotating grinding head device unit 5 is provided with a plurality of square pneumatic grinding heads 6, and each square pneumatic grinding head includes a sandpaper fixed disc 61 , eccentric shaft wheel 62, outer casing 63, flywheel 64 and bearing 65, described sandpaper fixed plate 61 is positioned at the top of outer casing 63, and is mutually fixed with eccentric shaft wheel 62, described eccentric shaft wheel 62, flywheel 64 And the bearing 65 is located in the outer protective shell 63, the flywheel 64 is sleeved on the central axis of the eccentric shaft wheel, and the bearing is located outside the central axis of the eccentric shaft wheel, and is fixed on the upper and lower sides of the flywheel 64; the fixed workbench 3 is fixed In the left-right movement unit 2 , it moves left and right with respect to the left-right movement unit 2 .

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the fixed worktable 3 includes a rotating shaft 31, a trochoidal cam rack 32, a trochoidal cam ring gear 33 and a leading fixed plate 34. The trochoidal cam gear 33 cooperates with the trochoidal cam rack 32 to rotate along the trochoidal cam rack 32, and the rotating shaft 31 is fixed with the main fixed plate 34; the trochoidal cam gear The bar 32 is fixed to the left-right moving unit 2 , so that the rotating shaft 31 , the trochoidal cam gear 33 and the leading fixed plate 34 move left-right relative to the left-right moving unit 2 .

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the left and right moving unit 2 is located above the forward and backward moving unit 4 and is driven by the forward and backward moving unit 4 to move forward and backward.

As a further description of the above-mentioned multi-station linkage grinding and polishing equipment, the rotary grinding head device unit 5 is also provided with a fixed frame 7, the square pneumatic grinding head is fixed on the fixed frame 7, and the driving cylinder 8 drives the entire rotary grinding The head unit 5 rotates relative to the fixed frame.

The above description does not limit the technical scope of the present invention. Any modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to the scope of the technical solution of the present invention.

Claims (4)

1. Multi-station linkage grinding and polishing equipment, including up and down moving unit, left and right moving unit, fixed workbench and forward and backward moving unit, characterized in that: it also includes a rotating grinding head device unit, and the rotating grinding head device unit is fixed on the upper and lower The mobile unit is driven by the up and down moving unit to move up and down. There are multiple square pneumatic grinding heads on the rotary grinding head unit. Each square pneumatic grinding head includes a sandpaper fixed disc, eccentric shaft wheel, outer casing, flywheel and bearing. The sandpaper fixing disc is located above the outer casing and fixed to the eccentric shaft wheel. The eccentric shaft wheel, flywheel and bearing are located in the outer casing, the flywheel is sleeved on the central axis of the eccentric shaft wheel, and the bearing is located The center shaft of the shaft wheel is fixed on the upper and lower sides of the flywheel; the fixed workbench is fixed on the left and right moving units and moves left and right relative to the left and right moving units. 2. The multi-station linkage grinding and polishing equipment according to claim 1, characterized in that: the fixed worktable includes a rotating shaft, a trochoidal cam rack, a trochoidal cam ring gear and a leading fixed plate, the The trochoidal cam gear and the trochoidal cam rack cooperate with each other, and rotate along the trochoidal cam rack, and the rotating shaft is fixed with the main fixed plate; the trochoidal cam rack and the The left and right moving unit described above is fixed, so that the rotating shaft, the trochoidal cam ring gear and the leading fixed plate move left and right relative to the left and right moving unit. 3. The multi-station linkage grinding and polishing device according to claim 1, wherein the left and right moving unit is located above the front and rear moving unit, and is driven by the front and rear moving unit to move back and forth. 4. The multi-station linkage grinding and polishing equipment according to claim 1, characterized in that: the rotating grinding head device unit is also provided with a fixing frame, and the square pneumatic grinding head is fixed on the fixing frame, and is driven by the driving cylinder rotation.