Generator base machining tool

Abstract

A machining tool for a generator base comprises a base, a first supporting base and a second supporting base. The second supporting seat comprises a second fixing plate, a second mounting plate perpendicular to the second fixing plate and a pressing mechanism arranged on the second mounting plate, and the pressing mechanism comprises an air cylinder fixed to the second mounting plate, a plurality of supporting rods arranged around the air cylinder, a plurality of supporting plates connected with the supporting rods and pressing plates in one-to-one correspondence with the supporting rods. The connecting disc is provided with connecting rods in one-to-one correspondence with the pressing plates, one ends of the pressing plates are hinged to the connecting rods, the other ends of the pressing plates are hinged to the supporting rods, and the outward ends of the pressing plates extend to form pressing heads. Various technological processes can be completed during one-time clamping of the workpiece, and a uniform positioning reference is adopted, so that the probability of machining errors is reduced, the size consistency of each workpiece is ensured, and the machining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing frock technical field especially a generator frame processing frock. BACKGROUND

[0002] The existing generator frame needs to be processed on the bottom foot surface, hole and end face hole, simple principle: milling bottom foot surface - drilling bottom foot hole - frame two end cover hole. These processes are dispersed in the horizontal machining center and radial drilling machine for processing. However, in order to process these processes, the workpiece needs to be lifted outside the machine tool and turned three times, and the positioning reference of each time is different, and it needs to be re-aligned three times, which increases the error probability and processing time. SUMMARY

[0003] The utility model wants to solve the technical problem to provide a kind of generator frame processing frock, and the positioning reference of workpiece once clamping inside can complete multiple content process, and adopt unified, reduce the probability of processing error, guarantee the size consistency of each workpiece, improve processing efficiency.

[0004] To solve the above technical problems, the technical scheme of the utility model is: a kind of generator frame processing frock, including base, first support seat for supporting the outer wall of frame and second support seat for supporting the end of frame are arranged on the base;The second support seat includes second fixed plate, second installation plate vertically arranged with the second fixed plate and the pressing mechanism arranged on the second installation plate, the pressing mechanism includes cylinder fixed on the second installation plate, a plurality of support rods arranged around the cylinder, a plurality of support plates connected with the support rods, a plurality of pressing plates corresponding to the support rods, one end of the support rod is fixed on the second installation plate, the other end of the support rod is sequentially vertically through the support plate and connected with the pressing plate, the support plate is in front of the cylinder, the support plate is provided with through hole, the telescopic rod of the cylinder is connected with one end of the pull rod through the through hole, the other end of the pull rod is connected with the connecting disc, the connecting disc is provided with connecting rod corresponding to the pressing plate, one end of the pressing plate is hinged with the connecting rod, the other end of the pressing plate is hinged with the support rod, and the one end of the pressing plate outward extends to form the pressure head;More than one set of operation holes with different diameters are arranged on the second installation plate.The utility model principle: the frame is placed on the first support seat and the second support seat, to ensure that the frame is placed horizontally, and the frame foot of the frame is oriented to one side, to facilitate processing;When processing, the frame is clamped first, the cylinder is extended, the pull rod and the connecting disc are driven to move forward, the connecting rod drives the pressing plate to rotate around the hinging point of the support rod, so that the pressure head is tightened inward, and the end of the frame is pressed, so that the frame is clamped and fixed;After the frame is fixed, the operation of milling bottom foot surface, drilling bottom foot hole and drilling end cover hole of the frame can be carried out in alignment;After processing is completed, the cylinder is retracted to drive the pressing plate to loosen.

[0005] As an improvement, the base is provided with several parallel T-shaped mounting slots.

[0006] As an improvement, the first support base includes a first fixed plate, a first support column disposed on the first fixed plate, a first mounting plate disposed on the upper end of the first support column, and a first support block disposed on the first mounting plate. The top surface of the first support block has an inclined surface, and the two first support blocks form a V-shaped support surface.

[0007] As an improvement, a second reinforcing rib is provided on the back of the second fixing plate and the second mounting plate.

[0008] As an improvement, the connecting plate is located between two adjacent support plates, and a guide rod passing through the connecting plate is provided between the two support plates.

[0009] As an improvement, the end of the support rod is provided with a U-shaped groove, the end of the pressure plate is provided in the U-shaped groove, and the pressure plate is provided with an elongated hole, through which the pin in the U-shaped groove of the support rod passes.

[0010] As an improvement, a total of four support rods are provided, which are evenly distributed in a circle.

[0011] The beneficial effects of this utility model compared with the prior art are:

[0012] Multiple processing steps can be completed in a single workpiece clamping, and the use of a unified positioning datum reduces the probability of processing errors, ensures the dimensional consistency of each workpiece, and improves processing efficiency. Attached Figure Description

[0013] Figure 1 This is a perspective view of the present utility model.

[0014] Figure 2 This is a side view of the present invention.

[0015] Figure 3 This is an end view of the present invention.

[0016] Figure 4 This is a diagram showing the usage state of this utility model. Detailed Implementation

[0017] The present invention will be further described below with reference to the accompanying drawings.

[0018] like Figure 1 , 2 As shown, a generator base machining fixture includes a base 1, a first support seat 1 disposed on the base 1 for supporting the outer wall of the base 4, and a second support seat 2 disposed on the base 1 for supporting the end of the base 4. The two support seats together clamp and fix the base 4.

[0019] likeFigure 1 、 2 As shown in the figure, the base 1 is provided with several parallel T-shaped installation slots, the first support seat 1 and the second support seat 2 are locked by bolts at the T-shaped installation slots, and the positions of the support seats can be adjusted according to the type and shape of the generator to better clamp the generator frame 4.

[0020] As shown in the figure, Figure 1 、 2 The first support seat 1 is approximately arranged at the middle position of the bottom of the generator frame 4, and includes a first fixed plate, a first support column arranged on the first fixed plate, a first installation plate arranged at the upper end of the first support column, and a first support block arranged on the first installation plate. The first fixed plate is provided with an elongated hole and is locked on the base 1 by bolts. The top surface of the first support block has an inclined surface, and the two left and right first support blocks form a group to constitute a V-shaped support surface and are supported on the outer wall of the bottom of the generator frame 4.

[0021] As shown in the figure, Figure 2 、 3As shown, the second support base 2 comprises a second fixed plate 22, a second mounting plate 21 vertically arranged with the second fixed plate 22, and a pressing mechanism 23 arranged on the second mounting plate 21. The second fixed plate 22 is provided with a plurality of mounting holes, and the second fixed plate 22 is locked on the base 1 by bolts. The second fixed plate 22 and the back of the second mounting plate 21 are provided with a second reinforcing rib plate 24 for reinforcing the structural strength of the second support base 2. The second mounting plate 21 is provided with a group of operation holes with different diameters, and the end cover of the machine base 4 is tightly attached to the second mounting plate 21, so that drilling operation can be performed on the end cover at this position through the operation hole 211, and the operation holes 211 with different diameters can adapt to the machining of machine bases 4 with different sizes. The pressing mechanism 23 comprises a gas cylinder 231 fixed on the second mounting plate 21, a plurality of support rods 232 arranged around the gas cylinder 231, a plurality of support plates 233 connected with the support rods 232, and a pressing plate 235 corresponding to the support rods 232. There are four circumferentially uniformly distributed support rods 232 in the embodiment, one end of the support rod 232 is fixed on the second mounting plate 21, and the other end of the support rod 232 is connected with the pressing plate 235 after passing through the support plates 233 in sequence. There are three parallelly arranged support plates 233 in the embodiment, the support plates 233 are located in front of the gas cylinder 231, and the support rods 232 pass through the three support plates 233 in sequence. The support plate 233 is provided with a through hole, the telescopic rod of the gas cylinder 231 passes through the through hole and is connected with one end of the pull rod 237, the other end of the pull rod 237 is connected with the connecting disc 234, the connecting disc 234 is provided with a connecting rod 236 corresponding to the pressing plate 235, one end of the pressing plate 235 is hinged with the connecting rod 236, and the other end of the pressing plate 235 is hinged with the support rod 232. The end of the support rod 232 is provided with a U-shaped groove, the end of the pressing plate 235 is arranged in the U-shaped groove, and the pressing plate 235 is provided with an elongated hole, and the bolt in the U-shaped groove of the support rod 232 passes through the elongated hole of the pressing plate 235. The connecting disc 234 is arranged between the two adjacent support plates 233, and the guide rod 238 passing through the connecting disc 234 is arranged between the two support plates 233, the guide rod 238 serves as the support of the connecting disc 234 and can improve the stability of the movement of the connecting disc 234. One end of the pressing plate 235 faces the center of the machine base 4, and the other end of the pressing plate 235 extends to form a pressing head. During work, the pressing head presses the end of the machine base 4, and the four uniformly distributed pressing plates 235 apply force to the end of the machine base 4 more uniformly.

[0022] The principle of the utility model is as follows: Figure 4As shown, the base 4 is placed on the first support seat 1 and the second support seat 2, ensuring that the base 4 is placed horizontally, and the base 4 feet of the base 4 are towards one side, facilitating processing; during processing, the base 4 is first clamped, the air cylinder 231 is extended, the pull rod 237 and the connecting disc 234 are driven to move forward, the connecting rod 236 pulls the pressing plate 235 to rotate around the hinge point of the support rod 232, so that the pressing head is tightened inward, the end of the base 4 is pressed, and the base 4 is clamped and fixed; after the base 4 is fixed, the bottom foot surface can be milled, the bottom foot hole can be drilled, and the end cover hole at both ends of the base 4 can be drilled; after processing is completed, the air cylinder 231 is retracted to drive the pressing plate 235 to loosen.

Claims

1. A generator frame machining tooling, characterized by: The base, the first support seat arranged on the base and used for supporting the outer wall of the frame, and the second support seat arranged on the base and used for supporting the end of the frame; the second support seat comprises a second fixed plate, a second mounting plate arranged perpendicularly to the second fixed plate, and a pressing mechanism arranged on the second mounting plate; the pressing mechanism comprises a gas cylinder fixed on the second mounting plate, a plurality of support rods arranged around the gas cylinder, a plurality of support plates connected with the support rods, and a pressing plate corresponding to each support rod; one end of the support rod is fixed on the second mounting plate, and the other end of the support rod is connected with the pressing plate in sequence after penetrating the support plate perpendicularly; the support plate is located in front of the gas cylinder; the support plate is provided with a through hole; the telescopic rod of the gas cylinder is connected with one end of a pull rod through the through hole; the other end of the pull rod is connected with a connecting disc; the connecting disc is provided with a connecting rod corresponding to each pressing plate; one end of the pressing plate is hinged with the connecting rod, and the other end of the pressing plate is hinged with the support rod; the end of the pressing plate extending outward forms a pressing head; the second mounting plate is provided with a group of operation holes with different diameters.

2. The generator frame machining tooling fixture of claim 1, wherein: A plurality of T-shaped installation grooves are arranged on the base in parallel.

3. The generator frame machining tooling fixture of claim 1, wherein: The first support seat comprises a first fixed plate, a first support column arranged on the first fixed plate, a first mounting plate arranged on the upper end of the first support column, and a first support block arranged on the first mounting plate; the top surface of the first support block has an inclined surface, and two first support blocks form a V-shaped support surface.

4. The generator frame machining tooling fixture of claim 1, wherein: The second fixed plate and the back surface of the second mounting plate are provided with a second reinforcing rib plate.

5. The generator frame machining tooling fixture of claim 1, wherein: The connecting disc is arranged between two adjacent support plates, and a guide rod penetrating the connecting disc is arranged between the two support plates.

6. The generator frame machining tooling fixture of claim 1, wherein: The end of the support rod is provided with a U-shaped groove, the end of the pressing plate is arranged in the U-shaped groove, and the pressing plate is provided with an elongated hole; a bolt in the U-shaped groove of the support rod penetrates the elongated hole of the pressing plate.

7. The generator frame machining tooling fixture of claim 1, wherein: There are four support rods arranged in a circle.

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