Tool car for multi-wire cutting machine

Abstract

A tool trolley for a multi-wire cutting machine comprises a trolley rack, a lifting assembly arranged on the trolley rack, a sliding assembly connected with the lifting assembly and a suspension arm assembly connected with the sliding assembly. The lifting assembly comprises an oil cylinder, an ejector rod arranged in the oil cylinder, an oil cylinder transverse connecting rod arranged on the ejector rod, chain wheels arranged at the two ends of the oil cylinder transverse connecting rod and a roller chain arranged on the chain wheels, one end of the roller chain is connected with a roller chain connecting rod, a lifting plate is arranged at the other end of the roller chain, and the two ends of the roller chain connecting rod are fixedly connected with the trolley rack. The lifting plate is arranged on the trolley rack; the sliding assembly comprises a sliding mounting plate, a nut connecting plate is fixedly connected to the middle of the face, facing the lifting plate, of the sliding mounting plate, a ball screw nut is fixedly connected to the nut connecting plate, a ball screw is arranged in the ball screw nut, the two ends of the ball screw are connected with bearing seats, and the bearing seats are fixedly arranged on the lifting plate.

Description

Technical Field

[0001] The utility model relates to the technical field of transportation, in particular to a tool vehicle for a multi-wire cutting machine. Background Art

[0002] In the semiconductor industry, cutting silicon wafers is one of the key steps in manufacturing integrated circuits. With the increasing requirements for high precision and high efficiency in the semiconductor industry and other manufacturing fields, multi-wire saws are constantly pursuing finer cutting and higher production efficiency. The loading and unloading trolleys of multi-wire saws usually refer to the trolleys used for transporting, loading and unloading raw materials or finished products on the production line. However, the loading and unloading accuracy of the trolleys currently on the market is low, which greatly affects the production efficiency of cutting. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a tool vehicle for a multi-wire cutting machine.

[0004] The technical solution adopted by the utility model to solve the technical problem is:

[0005] A tool cart for a multi-wire cutting machine comprises a trolley frame, a lifting assembly arranged on the trolley frame, a sliding assembly connected to the lifting assembly, and a hanging arm assembly connected to the sliding assembly;

[0006] The lifting assembly includes a cylinder, a push rod arranged in the cylinder, a cylinder transverse connecting rod arranged on the push rod, sprockets arranged at both ends of the cylinder transverse connecting rod, and a roller chain arranged on the sprocket, one end of the roller chain is connected to a roller chain connecting rod, and the other end is provided with a lifting plate, both ends of the roller chain connecting rod are fixedly connected to the trolley frame, and the lifting plate is arranged on the trolley frame;

[0007] The sliding assembly includes a sliding mounting plate, a nut connecting plate is fixedly connected to the middle of one side of the sliding mounting plate facing the lifting plate, a ball screw nut is fixedly connected to the nut connecting plate, a ball screw is arranged in the ball screw nut, both ends of the ball screw are connected to bearing seats, and the bearing seats are fixedly arranged on the lifting plate.

[0008] In one embodiment, one end of the ball screw passes through the bearing seat and is connected to a rocker, and one end of the rocker is connected to a rotating handle.

[0009] In one embodiment, a symmetrical upper fixed plate and a lower fixed plate are fixedly connected on both sides of the ball screw and the sliding mounting plate, and a plurality of roller bearing seats are provided on the upper fixed plate and the lower fixed plate, and sliding rollers are provided in the roller bearing seats.

[0010] In one embodiment, a transverse track platform is provided between the lower fixing plate and the ball screw, and the transverse track platform is fixedly connected to the lifting plate.

[0011] In one embodiment, a plurality of sliding roller bearing seats are provided between the transverse track platform and the ball screw and on the sliding mounting plate, and rollers are provided on the sliding roller bearing seats.

[0012] In one embodiment, a U-shaped locking bolt mounting block is provided on the top of the sliding mounting plate, and a locking bolt limiting piece is provided on the U-shaped locking bolt mounting block.

[0013] In one embodiment, the boom assembly includes a boom, one end of which is fixedly connected to the U-shaped locking bolt mounting block via a locking bolt.

[0014] In one embodiment, a connecting plate is fixed under the boom, and symmetrical L-shaped rails are provided on both sides of the connecting plate opposite to the boom. A bracket is provided on the L-shaped rail, and lower protective plates are connected to both sides of the bracket opposite to the connecting plate. A bottom protective plate fixedly connected to the boom is connected below the bracket.

[0015] In one embodiment, a safety pin is provided on the connecting plate.

[0016] In one embodiment, the trolley frame includes a vehicle body, a transverse support plate arranged on the outside of the vehicle body, wheels arranged under the transverse support plate, an electric control cabinet and a pull rod arranged on the transverse support plate, and the electric control cabinet is electrically connected to the lifting assembly.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] The utility model ensures smooth loading and unloading of materials and saves manpower through a trolley frame, a lifting assembly arranged on the trolley frame, a sliding assembly connected to the lifting mechanism, and a hanging arm assembly connected to the sliding assembly. Workpieces can be fed conveniently and, secondly, all-round protection is provided for the cut silicon rods during unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of Embodiment 1 of the present utility model;

[0020] Figure 2 For this utility model Figure 1 Schematic diagram of the trolley frame structure;

[0021] Figure 3 For this utility model Figure 1 A schematic diagram of the lifting component structure;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the oil cylinder structure;

[0023] Figure 5 For this utility model Figure 1 A schematic diagram of the sliding component structure;

[0024] Figure 6 For this utility model Figure 1 Schematic diagram of the boom assembly structure;

[0025] Figure 7 For this utility model Figure 6 Schematic diagram of the bracket structure;

[0026] Figure 8 For this utility model Figure 6 Schematic diagram of the connecting plate structure.

[0027] In the figure: 100, trolley frame, 101, trolley body, 102, transverse support plate, 103, wheels, 104, electric control cabinet, 105, pull rod;

[0028] 200, lifting assembly, 201, oil cylinder, 202, push rod, 203, oil cylinder lateral connecting rod, 204, sprocket, 205, roller chain, 206, roller chain connecting rod, 207, lifting plate;

[0029] 300, sliding assembly, 301, sliding mounting plate, 302, nut connecting plate, 303, ball screw nut, 304, ball screw, 305, bearing seat, 306, rocker, 307, rotating handle, 310, upper fixing plate, 311, lower fixing plate, 312, roller bearing seat, 313, sliding roller, 315, transverse track platform, 316, sliding roller bearing seat, 317, roller, 320, U-shaped locking bolt mounting block, 321, locking bolt limiter;

[0030] 400. Boom assembly, 401. Boom, 402. Locking bolt, 410. Connecting plate, 411. Bracket, 412. Lower protective plate, 413. Bottom protective plate, 414. L-shaped track, 420. Safety pin. DETAILED DESCRIPTION

[0031] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0032] Example 1

[0033] like Figure 1 As shown, this embodiment includes a trolley frame 100, a lifting assembly 200 disposed on the trolley frame 100, a sliding assembly 300 connected to the lifting assembly 200, and a boom assembly 400 connected to the sliding assembly;

[0034] The structure and operating principle of each component will be described in detail below.

[0035] Trolley frame

[0036] like Figure 2 As shown, the trolley frame 100 includes a vehicle body 101, a transverse support plate 102 arranged on the outside of the vehicle body 101, wheels 103 arranged below the transverse support plate 102, an electric control cabinet 104 and a pull rod 105 arranged on the transverse support plate 102, and the electric control cabinet 104 is electrically connected to the lifting assembly 200; thus, the electric control cabinet 104 can control the lifting assembly to rise and fall.

[0037] In this embodiment, the vehicle body 101 is an L-shaped vehicle body, and a pulley is provided at the bottom of the horizontal vehicle plate of the vehicle body 1-1; and the vertical vehicle plate of the vehicle body 101 is a vertical frame, and the lifting assembly 200 is arranged in the vertical vehicle plate of the vertical frame-shaped vehicle body 101.

[0038] In this embodiment, both sides of the vertical vehicle plate of the vehicle body 101 are in the shape of corresponding grooves, that is, the vertical vehicle plate of the vehicle body 101 is composed of two corresponding vertical concave plates and two horizontal plates.

[0039] Lifting components

[0040] like Figure 3-4 As shown, the lifting assembly 200 includes a cylinder 201, a push rod 202 arranged in the cylinder 201, a cylinder transverse connecting rod 203 arranged on the push rod 202, sprockets 204 arranged at both ends of the cylinder transverse connecting rod 203, and a roller chain 205 arranged on the sprocket 204. One end of the roller chain 205 is connected to a roller chain connecting rod 206 and the other end is provided with a lifting plate 207. Both ends of the roller chain connecting rod 206 are fixedly connected to the trolley frame 100, and the lifting plate 207 is arranged on the trolley frame 100.

[0041] In this embodiment, both ends of the roller chain connecting rod 206 are fixed on the vertical plate of the vehicle body 101 facing the electric control cabinet 104; the lifting plate 207 is arranged in the groove of the vertical plate of the vehicle body 101, so that the lifting plate 207 can move up and down in the groove of the vertical plate of the vehicle body 101;

[0042] Thus, the push rod 202 is extended and retracted by the extension and retraction of the oil cylinder 201 , and at the same time, the sprocket 204 rotates on the roller chain 205 , driving the lifting plate 207 on the roller chain 205 to move up and down in the vertical plate of the vehicle body 101 .

[0043] In addition, a bearing shield is provided at the upper end of the lifting plate 207, and an anti-collision rubber pad and a connecting plate are provided at one side.

[0044] Sliding components

[0045] like Figure 5 As shown, the sliding assembly 300 includes a sliding mounting plate 301, and a nut connecting plate 302 is fixedly connected to the middle of one side of the sliding mounting plate 301 facing the lifting plate 207, and a ball screw nut 303 is fixedly connected to the nut connecting plate 302. A ball screw 304 is arranged in the ball screw nut 303, and both ends of the ball screw 304 are connected to a bearing seat 305, and the bearing seat 305 is fixedly set on the lifting plate 207; in this embodiment, the ball screw 304 is horizontally arranged in the ball screw nut 303, thereby enabling the sliding mounting plate 301 to be slidably connected to the lifting plate 207.

[0046] One end of the ball screw 304 passes through the bearing seat 305 and is connected to a rocker 306 , and one end of the rocker 306 is connected to a rotating handle 307 ; thus, by rotating the handle 307 , the sliding mounting plate 301 can slide left and right on the lifting plate 207 through the ball screw 304 .

[0047] Symmetrical upper fixed plates 310 and lower fixed plates 311 are fixedly connected to both sides of the ball screw 304 and the sliding mounting plate 301. A plurality of roller bearing seats 312 are provided on the upper fixed plate 310 and the lower fixed plate 311, and sliding rollers 313 are provided in the roller bearing seats 312. In the present embodiment, the roller bearing seats 312 are perpendicular to the upper fixed plate 310 or the lower fixed plate 311, and the edges of the sliding rollers 313 protrude from the upper fixed plate 310 and the lower fixed plate 311, so that when the sliding mounting plate 301 slides left and right on the lifting plate 207, the sliding rollers 313 can ensure that the sliding mounting plate 301 slides left and right on the lifting plate 207 stably.

[0048] A transverse track platform 315 is provided between the lower fixed plate 311 and the ball screw 304, and the transverse track platform 315 is fixedly connected to the lifting plate 207; a plurality of sliding roller bearing seats 316 are provided between the transverse track platform 315 and the ball screw 304 and on the sliding mounting plate 301, and rollers 317 are provided on the sliding roller bearing seats 316; thus, the setting of the transverse track platform 315 enables the rollers 317 to roll on the transverse track platform 315, and can further ensure that the sliding mounting plate 301 can slide stably left and right on the lifting plate 207.

[0049] In addition, a U-shaped locking bolt mounting block 320 is provided on the top of the sliding mounting plate 301 , and a locking bolt limiting piece 321 is provided on the U-shaped locking bolt mounting block 320 .

[0050] Boom assembly

[0051] like Figure 6-8As shown, the boom assembly 400 includes a boom 401. In the present embodiment, the boom 401 is a ┌-shaped structure. One end of the boom 401 is fixedly connected to a U-shaped locking bolt mounting block 320 via a locking bolt 402, so that the boom 401 is fixed on the sliding assembly 300.

[0052] A connecting plate 410 is fixed under the boom 401, and symmetrical L-shaped rails 414 are provided on both sides of the connecting plate 410 opposite to the boom 401, and a bracket 411 is provided on the L-shaped rail 414; in this embodiment, the bracket 411 is a flat U-shape, and symmetrical fixing plates are provided on both sides of the bracket 411, and pulleys that can slide on the L-shaped rail 414 are provided on the fixing plates.

[0053] Lower protection plates 412 are connected to the two sides of the bracket 411 on the opposite side of the connecting plate 410 , and a bottom protection plate 413 fixedly connected to the suspension arm 401 is connected below the bracket 411 .

[0054] In addition, a safety pin 420 is provided on the connecting plate 410; thus, the safety pin assembly 420 is lifted when the trolley is working, and the safety pin assembly 420 is pressed down when the trolley is not working.

[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the technical solution of the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solution recorded in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solution from the spirit and scope of the technical solution of each embodiment of the utility model.

Claims

1. A tool cart for a multi-wire cutting machine, characterized in that: It comprises a trolley frame (100), a lifting assembly (200) arranged on the trolley frame (100), a sliding assembly (300) connected to the lifting assembly (200), and a boom assembly (400) connected to the sliding assembly (300); The lifting assembly (200) comprises an oil cylinder (201), a push rod (202) arranged in the oil cylinder (201), an oil cylinder transverse connecting rod (203) arranged on the push rod (202), sprockets (204) arranged at both ends of the oil cylinder transverse connecting rod (203), and a roller chain (205) arranged on the sprocket (204); one end of the roller chain (205) is connected to a roller chain connecting rod (206) and the other end is provided with a lifting plate (207); both ends of the roller chain connecting rod (206) are fixedly connected to the trolley frame (100), and the lifting plate (207) is arranged on the trolley frame (100); The sliding assembly (300) comprises a sliding mounting plate (301), a nut connecting plate (302) being fixedly connected to the middle of one side of the sliding mounting plate (301) facing the lifting plate (207), the nut connecting plate (302) being fixedly connected to a ball screw nut (303), a ball screw (304) being arranged inside the ball screw nut (303), both ends of the ball screw (304) being connected to a bearing seat (305), and the bearing seat (305) being fixedly arranged on the lifting plate (207).

2. The tool cart for a multi-wire cutting machine according to claim 1, characterized in that: One end of the ball screw (304) passes through the bearing seat (305) and is connected to a rocker (306), and one end of the rocker (306) is connected to a rotating handle (307).

3. The tool cart for a multi-wire cutting machine according to claim 2, characterized in that: A symmetrical upper fixed plate (310) and a lower fixed plate (311) are fixedly connected to both sides of the ball screw (304) and the sliding mounting plate (301); a plurality of roller bearing seats (312) are provided on the upper fixed plate (310) and the lower fixed plate (311); and a sliding roller (313) is provided in the roller bearing seat (312).

4. The tool cart for a multi-wire cutting machine according to claim 3, characterized in that: A transverse track platform (315) is provided between the lower fixed plate (311) and the ball screw (304), and the transverse track platform (315) is fixedly connected to the lifting plate (207).

5. The tool cart for a multi-wire cutting machine according to claim 4, characterized in that: A plurality of sliding roller bearing seats (316) are provided between the transverse track platform (315) and the ball screw (304) and on the sliding mounting plate (301), and rollers (317) are provided on the sliding roller bearing seats (316).

6. The tool cart for a multi-wire cutting machine according to claim 5, characterized in that: A U-shaped locking bolt mounting block (320) is provided on the top of the sliding mounting plate (301), and a locking bolt limiting piece (321) is provided on the U-shaped locking bolt mounting block (320).

7. The tool cart for a multi-wire cutting machine according to claim 6, characterized in that: The boom assembly (400) comprises a boom (401), one end of which is fixedly connected to the U-shaped locking bolt mounting block (320) via a locking bolt (402).

8. The tool cart for a multi-wire cutting machine according to claim 7, characterized in that: A connecting plate (410) is fixed below the boom (401), and symmetrical L-shaped rails (414) are provided on both sides of the connecting plate (410) opposite to the boom (401), and a bracket (411) is provided on the L-shaped rail (414), and lower protective plates (412) are connected to both sides of the bracket (411) opposite to the connecting plate (410), and a bottom protective plate (413) fixedly connected to the boom (401) is connected below the bracket (411).

9. The tool cart for a multi-wire cutting machine according to claim 8, characterized in that: The connecting plate (410) is provided with a safety pin (420).

10. The tool cart for a multi-wire cutting machine according to claim 1, characterized in that: The trolley frame (100) comprises a vehicle body (101), a transverse support plate (102) arranged outside the vehicle body (101), wheels (103) arranged below the transverse support plate (102), an electric control cabinet (104) and a pull rod (105) arranged on the transverse support plate (102), and the electric control cabinet (104) is electrically connected to the lifting assembly (200).

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