Automatic necking and sleeve pressing device for anchor rod

Abstract

The application discloses an automatic neck-shrinking sleeve-pressing device of an anchor rod, relates to the technical field of anchor rod production equipment, and comprises a hydraulic station, a vibration feeding and supplementing assembly, a small sleeve pressing assembly and a support assembly; the hydraulic station provides a hydraulic power source for the hydraulic device of the whole equipment; the vibration feeding and supplementing assembly is used for feeding; the small sleeve pressing assembly is used for installing a small sleeve tube of the anchor rod; and the support assembly provides support for the equipment. The application makes the production of the anchor rod more flexible, safe and efficient, and can effectively improve the automatic level of the sleeve pressing of the water-swelling expansion anchor rod.

Description

Technical Field

[0001] This invention relates to the field of anchor bolt production equipment technology, and specifically to an automatic necking and pressing device for anchor bolts. Background Technology

[0002] Water-expanding anchor bolts are widely used support equipment in geological engineering, mainly for systematic support of surrounding rock. Existing water-expanding anchor bolt production lines have low levels of automation, requiring significant manpower for production. Manual handling of the casing and anchor bolts to the workbench is necessary, as the anchor bolt material is typically steel reinforcement, which is heavy. This manual handling is labor-intensive, unsafe, and poses a threat to the company's safety. Furthermore, this method results in low production efficiency and high personnel costs, placing a significant economic burden on enterprises. Summary of the Invention

[0003] The purpose of this invention is to provide an automatic necking and pressing device for anchor bolts, which makes anchor bolt production more flexible, safe, and efficient, and can effectively improve the automation level of water-expanding anchor bolt pressing.

[0004] This invention includes a hydraulic station, a vibratory feeding and replenishing component, a small sleeve pressing component, and a support component. The hydraulic station provides hydraulic power to the hydraulic system of the entire equipment, the vibratory feeding and replenishing component is for setting up feeding, the small sleeve pressing component is for installing small sleeves on anchor bolts, and the support component provides support for the equipment.

[0005] Preferably, the vibratory feeding and replenishing assembly includes a replenishing bin and a vibratory plate. The replenishing bin is responsible for replenishing the small end sleeve, and the vibratory plate moves the small end sleeve by vibration.

[0006] Preferably, the small press-fit assembly is installed at the front end of the support assembly. The small press-fit assembly includes a necking machine base frame, on which a machine head assembly, a rotating gripper assembly, a cylinder assembly, a spray lubrication fixing seat, and a sprayer are installed. The machine head assembly, the rotating gripper assembly, and the cylinder assembly all perform corresponding actions under the action of external power.

[0007] Preferably, the head assembly includes a front flange type medium-high pressure hydraulic cylinder, a main hydraulic cylinder base, a small sleeve mold seat, a pressure sleeve mounting seat, a mold mounting seat, a heavy-duty ball linear guide, a mold plug, a center plug, a center reamer, and a necking mold; the heavy-duty ball linear guide is mounted on the necking machine base frame, the small sleeve mold seat is mounted on the heavy-duty ball linear guide, the front flange type medium-high pressure hydraulic cylinder is placed inside the small sleeve mold seat, and the pressure sleeve mounting seat and the mold mounting seat are respectively connected to the other side of the small sleeve mold seat.

[0008] Preferably, the rotary gripper assembly includes parallel opening and closing pneumatic fingers, a hollow turntable connecting plate, a cylinder mounting plate, and a hollow rotating platform; the cylinder assembly moves the rotary gripper assembly and adjusts the position of the sprayer by telescopic movement, the sprayer is mounted on a spray lubrication fixing seat, and the spray lubrication fixing seat is connected to the telescopic cylinder to adjust the position of the sprayer.

[0009] Preferably, the support assembly includes a support, on which a front limiting mechanism, a rear limiting mechanism, a three-process guide group, a rocker arm feeding assembly, a two-position clamping block, and a drive transmission assembly are mounted.

[0010] Preferably, the front limiting mechanism is located at the front end of the bracket. The front limiting mechanism includes a front limiting guide seat and a front two-position stop block to limit the front side of the anchor rod.

[0011] Preferably, the rear limiting mechanism is located at the rear end of the bracket. The rear limiting mechanism includes a rear limiting guide seat and a rear two-position stop block to limit the rear side of the anchor rod.

[0012] Preferably, the three-process guide group includes a V-shaped conveyor wheel, a bearing with a vertical seat, and a dual-drive transmission sprocket. Several three-process guide groups are provided and spaced apart along the length of the support.

[0013] Preferably, the drive transmission assembly includes a base helical gear reducer motor, a chamfered drive sprocket, a double-drive transmission sprocket, a shaft with a vertical bearing seat, a coupling shaft, a speed-regulating gear reducer motor, and a speed-regulating reducer base. The drive transmission assembly is installed on both sides of the bottom of the pressure sleeve bracket. The base helical gear reducer motor on one side is connected to the V-shaped conveyor wheel in the three-process guide group through the drive sprocket, chain, and double-drive transmission sprocket, driving it to rotate around the axis. The motor on the other side is connected to the rocker arm feeding shaft in the rocker arm feeding assembly through the drive sprocket, chain, and multiple double-drive sprockets, driving it to rotate around the axis, thereby rotating the feeding plate rocker arm, thus moving the movable feeding plate and adjusting the position of the anchor rod in the width direction of the bracket.

[0014] In summary, the present invention has the following beneficial effects: This invention provides an automatic necking and pressing device for anchor bolts. A hydraulic station controls the extension, retraction, and rotation of hydraulic components; a vibratory feeding and replenishing assembly handles feeding and subsequent replenishment; a small sleeve pressing assembly performs necking of the anchor bolt, movement of the small sleeve, and pressing; the front and rear limiting mechanisms in the support assembly together limit the anchor bolt position; and a rocker arm feeding assembly adjusts the anchor bolt process. This equipment improves the automation level of water-expanding anchor bolt pressing production, reduces labor costs, lowers production costs, and reduces production risks for enterprises. Attached Figure Description

[0015] Figure 1This is a schematic diagram of the overall structure of an automatic necking and pressing device for anchor bolts according to the present invention. Figure 2 This is a schematic diagram of the structure of the vibration feeding and replenishing component of the present invention; Figure 3 This is a schematic diagram of the small sleeve press-fit assembly of the present invention; Figure 4 This is a schematic diagram of the head assembly structure of the present invention; Figure 5 yes Figure 4 A schematic diagram of direction B in the diagram; Figure 6 This is a schematic diagram of the structure of the rotary pneumatic gripper assembly of the present invention; Figure 7 This is a schematic diagram of the structure of the support assembly of the present invention; Figure 8 This is a partial enlarged view of the support assembly of the present invention; Figure 9 This is a schematic diagram of the front limiting mechanism of the present invention; Figure 10 This is a schematic diagram of the rear limiting mechanism of the present invention; Figure 11 This is a schematic diagram of the three-process guide assembly of the present invention; Figure 12 This is a schematic diagram of the structure of the rocker arm feeding assembly of the present invention. Figure 1 ; Figure 13 This is a schematic diagram of the structure of the rocker arm feeding assembly of the present invention. Figure 2 ; Figure 14 This is a schematic diagram of the structure of the two-position locking block of the present invention. Figure 1 ; Figure 15 This is a schematic diagram of the structure of the two-position locking block of the present invention. Figure 2 ; Figure 16 This is a schematic diagram of the drive transmission assembly of the present invention.

[0016] In the diagram: 1. Hydraulic station; 2. Vibratory feeding and replenishing assembly; 21. Replenishment bin; 22. Vibratory feeder; 100. Anchor bolt; 3. Small sleeve pressing assembly; 31. Necking machine base frame; 32. Machine head assembly; 321. Front flange type medium and high pressure hydraulic cylinder; 322. Main hydraulic cylinder base; 323. Small sleeve mold seat; 324. Press sleeve mounting seat; 325. Mold mounting seat; 326. Heavy-duty ball linear guide; 327. Mold plug; 328. Center plug; 329. Center reaming; 3210. Necking mold; 33. Rotary pneumatic gripper assembly; 331. Parallel opening and closing type pneumatic fingers; 332. Hollow turntable connecting plate; 333. Cylinder mounting plate; 334. Hollow rotary platform; 34. Cylinder assembly; 35. Spray lubrication fixing seat; 36. Sprayer; 4. Bracket assembly; 41. Front limit mechanism; 411. Front limit guide seat; 412. Front two position stop; 42. Rear limit mechanism; 421. Rear limit guide seat; 422. Rear two-position stop block; 43. Three-process guide assembly; 431. V-type conveyor wheel; 432. With vertical bearing seat; 433. Dual-drive transmission sprocket; 44. Rocker arm feeding assembly; 441. Drive sprocket; 442. Rocker arm feeding shaft; 443. Short square bearing with buckle double bearing; 444. Chamfered storage seat; 445. Feeding plate rocker arm; 446. Movable feeding plate; 45. Two-position locking block; 451. Type B locking seat; 452. Type B clamping block; 453. Transmission link; 454. Lateral link; 46. ​​Drive transmission assembly; 461. Base-mounted helical gear reducer motor; 462. Chamfered drive sprocket; 463. Double-drive type transmission sprocket; 464. With vertical bearing seat; 465. Coupling shaft; 466. Speed-regulating gear reducer motor; 467. Speed-regulating reducer base; 47. Bracket. Detailed Implementation

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

[0018] The orientations mentioned in this specification are based on the orientation of the automatic necking and pressing device for anchor bolts of the present invention during normal operation, and do not limit the orientation during storage and transportation. They only represent relative positional relationships and do not represent absolute positional relationships.

[0019] like Figure 1 As shown, an automatic necking and pressing device for anchor bolts includes four main parts: a hydraulic station 1, a vibratory feeding and replenishing assembly 2, a small sleeve pressing assembly 3, and a support assembly 4.

[0020] like Figure 2As shown, the vibratory feeding and replenishing assembly 2 includes a replenishing bin 21 and a vibratory plate 22; the replenishing bin 21 is responsible for replenishing the small end sleeve, and the vibratory plate 22 moves the small end sleeve through vibration, making it easy to grasp.

[0021] like Figure 3 As shown, the small press assembly 3 is installed at the front end of the bracket assembly 4. The small press assembly 3 includes a necking machine base frame 31, on which a machine head assembly 32, a rotary gripper assembly 33, a cylinder assembly 34, a spray lubrication fixing seat 35, and a sprayer 36 are installed.

[0022] like Figure 4 and Figure 5 As shown, the head assembly 32 includes a front flange type medium-high pressure cylinder 321, a main cylinder base 322, a small sleeve mold seat 323, a pressure sleeve mounting seat 324, a mold mounting seat 325, a heavy-duty ball linear guide 326, a mold plug 327, a center plug 328, a center reamer 329, and a necking mold 3210. The head assembly 32 is mounted on the necking machine base frame 31. The heavy-duty ball linear guide 326 is directly mounted on the necking machine base frame, and the small sleeve mold seat 323 is mounted on the heavy-duty ball linear guide 326. A front flange type... The medium-high pressure hydraulic cylinder 321 has a pressure sleeve mounting seat 324 and a mold mounting seat 325 bolted to the other side of the small sleeve mold seat 323. The pressure sleeve mounting seat 324 is used to install the small sleeve at the necking point of the anchor rod 100. The top of the pressure sleeve mounting seat 324 is bolted to a top plug 328 for fixing the position of the top hole 329. The mold mounting seat 325 contains a necking mold 3210, which necks the connection between the small sleeve and the rod body to achieve dynamic pressure holding inside the anchor rod 100. The top of the mold plug 327 is bolted to the top for fixing the position of the necking mold.

[0023] like Figure 6 As shown, the rotary gripper assembly 33 includes a parallel-opening and closing pneumatic finger 331, a hollow turntable connecting plate 332, a cylinder mounting plate 333, and a hollow rotating platform 334. The cylinder assembly 34 moves the rotary gripper assembly 33 and adjusts the position of the sprayer 36 by telescopic movement. Specifically, the parallel-opening and closing pneumatic finger 331 in the rotary gripper assembly 33 is connected to the hollow rotating platform 334, enabling rotation. The hollow rotating platform 334 is connected to the cylinder mounting plate 333, which is connected to the telescopic cylinder, allowing for vertical and horizontal movement to facilitate the gripping of the small sleeve by the parallel-opening and closing pneumatic finger 331. The sprayer 36 is mounted on a spray lubrication fixing seat 35, which is connected to the telescopic cylinder, enabling the adjustment of the sprayer 36's position.

[0024] like Figure 7 and Figure 8As shown, the bracket assembly 4 includes a bracket 47, on which a front limiting mechanism 41, a rear limiting mechanism 42, a three-process guide group 43, a rocker arm feeding assembly 44, a two-position clamping block 45, and a drive transmission assembly 46 are mounted.

[0025] like Figure 9 , Figure 10 As shown, the front limiting mechanism 41 is located at the front end of the bracket 47. The front limiting mechanism 41 includes a front limiting guide seat 411 and a front second stop block 412, which limits the front side of the anchor rod 100. The rear limiting mechanism 42 is located at the rear end of the bracket 47. The rear limiting mechanism 42 includes a rear limiting guide seat 421 and a rear second stop block 422, which limits the rear side of the anchor rod 100. Through the cooperation of the front limiting mechanism 41 and the rear limiting mechanism 42, the anchor rod 100 is positioned in its axial direction. The bottom of the front second stop block 412 of the front limiting mechanism 41 is connected to a telescopic cylinder fixed on the pressure sleeve bracket 47. After positioning, the front second stop block 412 can be moved down by the retraction of the cylinder, which facilitates the necking and pressure sleeve of the anchor rod 100.

[0026] like Figure 11 As shown, several three-process guide groups 43 are provided, spaced apart along the length of the support 47. Each three-process guide group 43 includes a V-shaped conveyor wheel 431, a bearing with a vertical seat 432, and a double-drive transmission sprocket 433; Figure 12 and Figure 13 As shown, several rocker arm feeding assemblies 44 are provided, spaced apart along the length of the bracket 47. Each rocker arm feeding assembly 44 includes a drive sprocket 441, a rocker arm feeding shaft 442, a short square bearing with a buckle and double bearing 443, a chamfered storage seat 444, a feeding plate rocker arm 445, and a movable feeding plate 446. The chamfered storage seat 444 is used to support the anchor rod 100. Figure 14 and Figure 15 As shown, the two-position locking block 45 includes a locking seat type B 451, a clamping block type B 452, a transmission link 453, and a transverse link 454.

[0027] like Figure 16 As shown, the drive transmission assembly 46 includes a base-mounted helical gear reducer motor 461, a chamfered drive sprocket 462, a dual-drive transmission sprocket 463, a bearing with a vertical seat 464, a coupling shaft 465, a speed-regulating gear reducer motor 466, and a speed-regulating reducer base 467.

[0028] The drive transmission assembly 46 is installed on both sides of the bottom of the pressure sleeve bracket 47. On one side, a helical gear reducer motor 461 is connected to the V-shaped conveyor wheel 431 in the three-process guide group 43 via a chamfered drive sprocket 462, a chain, and a double-drive transmission sprocket 463, driving it to rotate around its axis. On the other side, a speed-regulating gear reducer motor 466 is connected to the rocker arm feeding shaft 442 in the rocker arm feeding assembly 44 via a chamfered drive sprocket 462, a chain, and multiple double-drive transmission sprockets 463, driving it to rotate around its axis, thereby rotating the feeding plate rocker arm 445, causing the movable feeding plate 446 to swing (e.g., ...). Figure 13 (As shown by the middle arrow), adjust the position of the anchor rod 100 in the width direction of the bracket 47 to proceed to the next process; the three-process guide group 43 is provided with a conical surface, and during the rotation, the anchor rod 100 is gradually rotated to the lowest point of the conical surface to adjust the position of the anchor rod; the three-process guide group 43, the rocker arm feeding assembly 44 and the two-position clamping block 45 cooperate to adjust the position of the anchor rod 100 in the cross-sectional direction.

[0029] Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the examples given above. Any changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. An automatic necking and compression sleeve device for anchor bolts, characterized in that: It includes a hydraulic station (1), a vibratory feeding and replenishing assembly (2), a small sleeve pressing assembly (3), and a support (47) assembly (4). The hydraulic station (1) provides hydraulic power for the hydraulic device of the entire equipment. The vibratory feeding and replenishing assembly (2) feeds the device. The small sleeve pressing assembly (3) installs small sleeves for the anchor rod (100). The support (47) assembly (4) provides support for the equipment. The vibratory feeding and replenishing assembly (2) includes a replenishing bin (21) and a vibratory plate (22). The replenishing bin (21) is responsible for replenishing the small end sleeve, and the vibratory plate (22) moves the small end sleeve by vibration. The small-set pressing assembly (3) is installed at the front end of the bracket (47) assembly (4). The small-set pressing assembly (3) includes a necking machine base frame (31). The necking machine base frame (31) is equipped with a machine head assembly (32), a rotary gripper assembly (33), a cylinder assembly (34), a spray lubrication fixing seat (35), and a sprayer (36). The machine head assembly (32), the rotary gripper assembly (33), and the cylinder assembly (34) all perform corresponding actions under the action of external power. The machine head assembly (32) includes a front flange type medium and high pressure cylinder, a main cylinder base (322), a small sleeve mold seat (323), a pressure sleeve mounting seat (324), a mold mounting seat (325), a heavy-duty ball linear guide (326), a mold plug (327), a top plug (328), a top reamer (329), and a necking mold (3210); the heavy-duty ball linear guide (326) is mounted on the necking machine base frame (31), the small sleeve mold seat (323) is mounted on the heavy-duty ball linear guide (326), a front flange type medium and high pressure cylinder is placed inside the small sleeve mold seat (323), and a pressure sleeve mounting seat (324) and a mold mounting seat (325) are respectively connected to the other side of the small sleeve mold seat (323); The bracket (47) assembly (4) includes a bracket (47), on which a front limiting mechanism (41), a rear limiting mechanism (42), a three-process guide group (43), a rocker arm feeding assembly (44), a two-position clamping block (45), and a drive transmission assembly (46) are installed. The drive transmission assembly includes a base helical gear reducer motor (461), a chamfered drive sprocket (462), a double-drive transmission sprocket (463), a vertical bearing (464), a coupling shaft (465), a speed-regulating gear reducer motor (466), and a speed-regulating reducer base (467). The drive transmission assembly is installed on both sides of the bottom of the pressure sleeve bracket (47). The base helical gear reducer motor (461) on one side is connected to the V-type conveyor wheel (431) in the three-process guide group (43) through the chamfered drive sprocket (462), chain, and double-drive transmission sprocket (463), driving it to rotate around the axis. On the other side, the motor is connected to the rocker arm feeding shaft (442) in the rocker arm feeding assembly (44) via a chamfered drive sprocket (462), chain, and multiple dual-drive sprockets, driving it to rotate around the axis, thereby driving the feeding plate rocker arm (445) to rotate, thereby moving the movable feeding plate (446) and adjusting the position of the anchor rod (100) in the width direction of the bracket (47).

2. The automatic necking and compression sleeve device for anchor bolts as described in claim 1, characterized in that: The rotary gripper assembly (33) includes a parallel opening and closing pneumatic finger (331), a hollow turntable connecting plate (332), a cylinder mounting plate (333), and a hollow rotating platform (334). The cylinder assembly (34) moves the rotary gripper assembly (33) and adjusts the position of the sprayer (36) by telescopic movement. The sprayer (36) is mounted on a spray lubrication fixing seat (35), which is connected to a telescopic cylinder to adjust the position of the sprayer (36).

3. The automatic necking and compression sleeve device for anchor bolts as described in claim 1, characterized in that: The front limiting mechanism (41) is located at the front end of the bracket (47). The front limiting mechanism (41) includes a front limiting guide seat (411) and a front two-position stop block (412) to limit the front side of the anchor rod (100).

4. The automatic necking and compression sleeve device for anchor bolts as described in claim 1, characterized in that: The rear limiting mechanism (42) is located at the rear end of the bracket (47). The rear limiting mechanism (42) includes a rear limiting guide seat (421) and a rear two-position stop block (422) to limit the rear side of the anchor rod (100).

5. The automatic necking and compression sleeve device for anchor bolts as described in claim 1, characterized in that: The three-process guide group (43) includes a V-shaped conveyor wheel, a vertical bearing (464) and a double drive transmission sprocket. Several three-process guide groups (43) are provided and are spaced apart along the length of the support (47).

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