CN105817981A - Automatic Sanda Machine - Google Patents

Abstract

The automatic free combat machine comprises a machine table, a workpiece carrying device, a polishing device and a control device; the machine table comprises a machine cabinet and a workbench arranged on the machine cabinet, and a sliding rail is arranged on the top surface of the workbench along the length direction of the workbench; the workpiece carrying device comprises a servo motor, a screw rod, a transmission device, a carrying platform and a workpiece carrier; the polishing device comprises a portal frame, a lifting mechanism and a free combat machine head; the control device comprises a control box arranged on the workbench, and the control box is electrically connected with the servo motor, the lifting mechanism and the free combat machine head. Compared with the prior art, the polishing device of the automatic free combat machine does not displace in the horizontal direction, the workpiece carriers do linear reciprocating motion under the driving of the screw rod, so that the workpieces are driven to pass through the polishing device to realize surface integral polishing, the polishing device is safe and efficient, the polishing quality is more stable, a plurality of workpiece carriers can be arranged, more than two workpieces can be processed at one time, multi-station non-stop continuous cycle operation can be realized, and the production efficiency is improved by more than two times compared with the traditional manual operation.

Description

Automatic Sanda Machine

technical field

The invention relates to the field of metal processing, in particular to an automatic loosening machine for metal surface pretreatment.

Background technique

The metal parts of many equipment and devices need surface treatment such as electroplating and spraying, and the metal surface will inevitably produce an oxide layer of uneven thickness during various heat treatments, mechanical processing, transportation and storage. Susceptible to various oil pollution and adsorption of some other impurities. For example, the roughness and cleanliness of the metal surface seriously affect the bonding force of the paint spray layer. If the residual or adsorbed water, oil and other foreign matter on the surface of the workpiece cannot be eliminated, pinholes, nodules, peeling or Malfunctions such as bad combination.

In response to this situation, the industry usually conducts necessary metal surface pretreatment on metal parts. Oil stains and certain adsorbents, and the thinner oxide layer can be cleaned with solvents, chemically treated and mechanically treated, or directly chemically treated. For severely oxidized metal surfaces, the oxide layer is thicker, and mechanical treatment can be directly used.

One of the above-mentioned mechanical treatment methods is to use an electric or pneumatic sander to grind the surface of the metal parts. The usual implementation is to arrange the production line workers to hold the sander, and operate the hand-held sander to move back and forth on the surface of the workpiece for manual grinding. The disadvantages of this implementation mode are: grinding in a purely manual manner has low efficiency and poor precision, and the labor intensity of workers is high and the working environment is harsh.

Contents of the invention

The purpose of the present invention is to make up for many shortcomings of pure manual operation in the prior art, and to provide an automatic loosening machine to realize efficient and high-precision metal surface pretreatment, reduce labor intensity, and improve the working environment.

In order to achieve the above object, the present invention adopts the following technical solutions.

Automatic sanding machines, including machine tables, workpiece carrying devices, grinding devices, and control devices;

The machine platform includes a cabinet and a workbench arranged on the cabinet. The top surface of the workbench is provided with slide rails along its length direction, and the workbench is used to carry and install workpiece carrying devices, grinding devices, and control devices;

The workpiece carrying device includes a servo motor, a screw rod, a transmission device, a stage, and a workpiece carrier. The servo motor is fixed on the bottom surface of the workbench, the screw rod and the slide rail are arranged in parallel, and the two ends of the screw rod are installed on the top surface of the workbench through bearings. One end is connected to the servo motor through the transmission device, the stage is placed on the top of the workbench, and the workpiece carrier is detachably connected to the top surface of the stage. The workpiece carrier is used to clamp the workpiece, and the bottom of the stage has a thread that matches the screw. The bottom of the carrier platform also has a chute that cooperates with the slide rail on the workbench to form a sliding pair;

The grinding device includes a gantry frame, a lifting mechanism, and a Sanda machine head. The gantry frame spans above the carrier and is fixed on the workbench. The lifting mechanism is set on the top of the gantry frame, and the Sanda machine head is set on the lifting mechanism;

The control device includes a control box arranged on the workbench, and the control box is electrically connected with the servo motor, the lifting mechanism and the sanda machine head.

As an improvement of the above technical solution, the lifting mechanism is a vertical lifting cylinder electrically connected to the control box;

Further, the lifting mechanism also includes an adjusting plate with adjustable vertical height, the adjusting plate is arranged on the vertical lifting cylinder, and the Sanda machine head is connected with the vertical lifting cylinder through the adjusting plate;

Furthermore, a vertical elastic hanger is arranged on the top of the Sanda machine head, and the Sanda machine head is connected with the adjustment plate through the elastic hanger.

As an improvement of the above technical solution, the free fighting machine head is a pneumatic free fighting machine head.

As an improvement of the above technical solution, the free-handling head is an electric free-handle head.

As an improvement of the above technical solution, the workpiece carrier includes a workpiece motor fixed on the carrier, a plug bracket, and a pipe front plug and a pipe rear plug coaxially arranged, and the rotating shaft of the pipe front plug and the workpiece Motor connection, the rotating shaft of the plug behind the pipe is connected to the plug bracket through bearings, and the workpiece motor is electrically connected to the control box;

Further, the plug bracket is provided with a horizontal cylinder electrically connected to the control box, and the rotating shaft of the plug behind the pipe is connected to the horizontal cylinder through a bearing;

Furthermore, four workpiece carriers are arranged on the carrier platform, and the workpiece carriers are arranged symmetrically in pairs along the front and rear centerlines and the left and right centerlines of the top surface of the carrier platform respectively.

As an improvement of the above technical solution, the length direction of the screw rod is set on the center line of the workbench, and the workbench has two slide rails which are respectively arranged on both sides of the screw rod.

Compared with the prior art, the automatic loose-beating machine of the present invention has the following positive effects:

(1) The grinding device does not move in the horizontal direction, and the workpiece carrier reciprocates linearly under the drive of the screw rod, so that the workpiece actively passes through the grinding device to achieve the overall surface grinding process, which is safe and efficient, and the grinding quality is more stable;

(2) Multiple workpiece carriers can be arranged, more than two workpieces can be processed at a time, and continuous cycle operation of multi-station non-stop can be realized, which improves the production efficiency by more than two times compared with traditional manual operation;

(3) The workpiece carrier is detachable and can be used for flat sanding of flat workpieces, and can also be used for overall sanding of the outer circular surface of tubular workpieces;

(4) The Sanda machine head has an elastic hanger for elastic pressing, which can always keep a good pressure on the workpiece, and the grinding effect is better;

(5) With a control box, parameters such as processing time and speed can be set for automatic production, and the processing quality is stable and uniform.

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

FIG. 1 is a schematic structural diagram of Embodiment 1 of the present invention.

FIG. 2 is another structural schematic diagram of the structural schematic diagram of Embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of Embodiment 2 of the present invention.

FIG. 4 is another structural schematic diagram of the structural schematic diagram of Embodiment 2 of the present invention.

FIG. 5 is another structural schematic diagram of the structural schematic diagram of Embodiment 2 of the present invention.

detailed description

[Example 1]

As shown in Figure 1 and Figure 2, the automatic loosening machine includes a machine table, a workpiece carrying device, a grinding device, and a control device;

The machine platform includes a cabinet 11 and a workbench 12 arranged on the cabinet 11. The top surface of the workbench 11 is provided with a slide rail 13 along its length direction, and the workbench 11 is used to carry and install a workpiece carrying device, a grinding device, and a control device;

The workpiece carrying device includes a servo motor 21, a screw mandrel 22, a transmission device 23, a stage 24, and a workpiece carrier 27. The servo motor 21 is fixed on the bottom surface of the workbench 11, and the screw mandrel 22 is arranged parallel to the slide rail 13. Both ends of the screw mandrel 22 The bearing 25 is installed on the top surface of the workbench 11 and one end thereof is connected to the servo motor 21 through the transmission device 23. The stage 24 is placed on the top of the workbench 11. The workpiece carrier is detachably connected to the top surface of the stage 24. The workpiece carrier 27 is used for clamping the workpiece. The bottom of the stage 24 has a screw groove (not shown) that matches the screw rod 22. Chute 26;

Grinding device comprises gantry frame 31, elevating mechanism 32, Sanda machine head 33, and gantry frame 31 spans the top of carrier platform 24 and is fixed on the workbench 11, and elevating mechanism 32 is located at the top of gantry frame 31, and Sanda machine head 33 is located at the elevating machine head 33. Institution 32;

Control device comprises the control box 4 that is located on the workbench, and control box 4 is electrically connected with servomotor 21, lifting mechanism 32, Sanda machine head 33.

The automatic loose-beating machine in this embodiment is suitable for the surface loose-beating of processing planar workpieces. First set parameters such as the working time, rotating speed, steering and stroke of the servo motor 21, the lifting mechanism 32, and the Sanda machine head 33 in the control box 4, then the empty vehicle is debugged, and then the plane workpiece 5 is clamped on the workpiece carrier 27 , and finally the machine can be turned on to automatically polish the surface of the plane workpiece 5 . During processing, the servo motor drives the screw, and through the forward and reverse rotation of the screw, the carrier is driven to reciprocate in a straight line, so that the flat workpiece passes back and forth through the downward pressing Sanda head, and the high-speed rotating Sanda head can realize the automatic movement of the flat workpiece. Sanda processing.

As an improvement of the above technical solution, the lifting mechanism 32 is a vertical lifting cylinder electrically connected to the control box 4;

Further, the lifting mechanism 32 also includes an adjustable vertical height adjusting plate 34, the adjusting plate 34 is arranged on the vertical lifting cylinder, and the Sanda machine head 33 is connected with the vertical lifting cylinder through the adjusting plate 34;

Furthermore, a vertical elastic hanger 35 is arranged on the top of the Sanda machine head 33 , and the Sanda machine head 33 is connected with the adjustment plate 34 through the elastic hanger 35 .

As an improvement of the above technical solution, the free-handling head 33 is a pneumatic free-handling head.

As an improvement of the above technical solution, the free-handling head 33 is an electric free-handle head.

As an improvement of the above-mentioned technical solution, the length direction of the screw rod 22 is set on the centerline of the worktable 11, and the worktable 11 has two slide rails 13 which are respectively arranged on both sides of the screw rod 22.

[Example 2]

As shown in Fig. 3 and Fig. 4, the automatic loosening machine includes a machine platform, a workpiece carrying device, a grinding device, and a control device;

The machine platform includes a cabinet 11 and a workbench 12 arranged on the cabinet 11. The top surface of the workbench 11 is provided with a slide rail 13 along its length direction, and the workbench 11 is used to carry and install a workpiece carrying device, a grinding device, and a control device;

The workpiece carrying device includes a servo motor 21, a screw rod 22, a transmission device 23, a stage 24, and a workpiece carrier. The servo motor 21 is fixed on the bottom surface of the workbench 11, and the screw rod 22 is arranged in parallel with the slide rail 13. Both ends of the screw rod 22 pass through The bearing 25 is installed on the top surface of the workbench 11 and one end thereof is connected with the servo motor 21 through the transmission device 23. The carrier 24 is placed on the top of the workbench 11. For clamping the workpiece, the bottom of the stage 24 has a threaded groove (not shown) that cooperates with the screw rod 22, and the bottom of the stage 24 also has a slide that cooperates with the slide rail 13 on the worktable 11 to form a sliding pair. slot 26;

Grinding device comprises gantry frame 31, elevating mechanism 32, Sanda machine head 33, and gantry frame 31 spans the top of carrier platform 24 and is fixed on the workbench 11, and elevating mechanism 32 is located at the top of gantry frame 31, and Sanda machine head 33 is located at the elevating machine head 33. Institution 32;

Control device comprises the control box 4 that is located on the workbench, and control box 4 is electrically connected with servomotor 21, lifting mechanism 32, Sanda machine head 33.

The difference between this embodiment and Embodiment 1 is that the workpiece carrier includes a workpiece motor 281 fixed on the stage 24, a plug bracket 282, and a coaxially arranged pipe front plug 283 and pipe rear plug 284. The rotating shaft of front plug 283 is connected with workpiece motor 281, the rotating shaft of pipe rear plug 284 is connected on the plug support 282 by bearing, and workpiece motor 281 is electrically connected with control box 4;

Further, the plug bracket 282 is provided with a horizontal cylinder 285 electrically connected to the control box 4, and the rotating shaft of the pipe rear plug 284 is connected to the horizontal cylinder 285 through a bearing;

As shown in FIG. 5 , further, four workpiece carriers are provided on the carrier platform 24 , and the workpiece carriers are arranged symmetrically in pairs along the front and rear centerlines and left and right centerlines of the top surface of the carrier platform 24 .

The automatic chipping machine in this embodiment is suitable for chipping the surface of tubular workpieces. First set parameters such as servo motor 21, elevating mechanism 32, Sanda machine head 33, workpiece motor 281, horizontal cylinder 285 working hours, rotating speed, steering and stroke in control box 4, then empty car debugging, then tubular workpiece 6 Clamping on the workpiece carrier, specifically, the two ends of the tubular workpiece 6 are plugged with the front plug 283 and the rear plug 284 of the pipe respectively, and the horizontal cylinder 285 pushes the rear plug 284 of the pipe to clamp the tubular workpiece 6 firmly, and finally It can be turned on to automatically grind the outer surface of the tubular workpiece. During processing, the servo motor drives the screw, and the forward and reverse rotation of the screw drives the stage to reciprocate in a straight line, so that the tubular workpiece passes back and forth through the downward pressing Sanda head, and at the same time, the tubular workpiece is rotated along the axis through the workpiece motor, and the high-speed rotating The free-handling machine head can realize automatic free-handling processing of tubular workpieces.

As an improvement of the above-mentioned technical solution, the length direction of the screw rod 22 is set on the centerline of the worktable 11, and the worktable 11 has two slide rails 13 which are respectively arranged on both sides of the screw rod 22.

For those skilled in the art, various other corresponding changes and deformations can be obtained according to the structures and principles disclosed in the present invention, and all these changes and deformations belong to the protection category of the present invention.

Claims (10)

1. The most automatically do Kongfu machine, it is characterised in that: include board, workpiece delivery device, sanding apparatus, control device；

   Board, including rack and the workbench being located on rack, bench top is provided with slide rail along its length, and workbench is used for carrying installation workpiece toter, sanding apparatus, control device；

   Workpiece delivery device includes servomotor, screw mandrel, actuating device, microscope carrier, Workpiece carrier, servomotor is fixed on workbench bottom surface, screw mandrel be arranged in parallel with slide rail, screw mandrel two ends are arranged on bench top and its one end by bearing and are connected with servomotor by actuating device, microscope carrier is placed in bench-top, Workpiece carrier removable at microscope carrier end face, Workpiece carrier is used for clamping workpiece, the bottom of microscope carrier has the thread groove coordinated with screw mandrel, and the bottom of microscope carrier also has the chute coordinating composition sliding pair with the slide rail on workbench；

   Sanding apparatus includes portal frame, elevating mechanism, free combat head, and portal frame is above microscope carrier and fixes on the table, and elevating mechanism is located at portal frame top, and free combat head is located on elevating mechanism；

   Controlling the control chamber that device includes being located on workbench, control chamber is connected with servomotor, elevating mechanism, free combat handpiece electrical.
2. 2. machine of automatically doing Kongfu as claimed in claim 1, it is characterised in that: described elevating mechanism is and the vertical lifting cylinder of control chamber electrical connection.
3. 3. machine of automatically doing Kongfu as claimed in claim 2, it is characterised in that: described elevating mechanism also includes the adjustable plate of an adjustable vertical height, and adjustable plate is located on vertical lifting cylinder, and free combat head is connected with vertical lifting cylinder by adjustable plate.
4. 4. machine of automatically doing Kongfu as claimed in claim 3, it is characterised in that: the top of described free combat head is provided with a vertical elastic hanger, and free combat head is connected with adjustable plate by elastic hanger.
5. 5. machine of automatically doing Kongfu as claimed in claim 1, it is characterised in that: described free combat head is pneumatic free combat head.
6. 6. machine of automatically doing Kongfu as claimed in claim 1, it is characterised in that: described free combat head is electronic free combat head.
7. 7. machine of automatically doing Kongfu as claimed in claim 1, it is characterized in that: described Workpiece carrier includes before the workpiece motor being fixed on microscope carrier, plug support and the pipe being coaxially disposed plug after plug and pipe, before pipe, the rotating shaft of plug is connected with workpiece motor, after pipe, the rotating shaft of plug is connected on plug support by bearing, and workpiece motor is electrically connected with control chamber.
8. 8. machine of automatically doing Kongfu as claimed in claim 7, it is characterised in that: described plug support is provided with and the horizontal air cylinder of control chamber electrical connection, and after pipe, the rotating shaft of plug is connected on horizontal air cylinder by bearing.
9. 9. automatically do Kongfu as claimed in claim 8 machine, it is characterised in that: described microscope carrier is provided with four Workpiece carrier, and Workpiece carrier is symmetrical arranged two-by-two along center line before and after microscope carrier end face and left and right center line respectively.
10. 10. machine of automatically doing Kongfu as claimed in claim 1, it is characterised in that: the length direction of described screw mandrel takes the center line of workbench and is configured, and workbench has two slide rails and sets up separately and screw mandrel both sides.