Continuous grinding device for double end faces of anchor head

Abstract

The utility model relates to the technical field of anchor head grinding equipment, in particular to an anchor head double-end-face continuous grinding device which can continuously and synchronously grind the upper end and the lower end of a round block and improve the machining efficiency. Comprising a bottom box, a plurality of supporting legs, a vertical plate, a moving assembly, a grinding assembly, a feeding assembly, a taking assembly and a clamping assembly, the supporting legs are installed at the four corners of the bottom of the bottom box, a round machining hole is formed in the middle of the bottom box, the vertical plate is fixedly installed on the rear wall of the bottom box, the moving assembly is installed on the vertical plate, and the grinding assembly is installed on the moving assembly; a feeding assembly is installed on the rear side wall of the vertical plate, material taking assemblies are installed at the left end and the right end of the bottom box, and clamping assemblies are installed on the material taking assemblies.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of anchor head polishing equipment, and particularly relates to an anchor head double-end-face continuous grinding device. BACKGROUND

[0002] An anchor head is a kind of appliance widely used in construction engineering, mainly used for fixing steel bars and enhancing the bearing capacity and stability of a concrete structure. In a prestressed concrete structure, the anchor head is an important connecting piece, which functions to fix a steel bar cage and improve the bearing capacity and stability of the concrete structure. Most of the current prestressed anchorage devices adopt a cylindrical conventional anchor, that is, a whole cylindrical processing raw material is first cut to a specific length, then the cutting piece is polished, and finally drilling and reaming are performed on the cutting piece, so that the steel bar is passed through the drill hole for tensioning, thereby improving the stability of the jack during tensioning. The prior art publication No. CN218051949U proposes a double-end-face continuous polishing device for anchor head production, which comprises a rack, a conveyor, a polishing mechanism, a clamping mechanism, a movable bearing mechanism, a first pushing mechanism, a second pushing mechanism, a third pushing mechanism, and a proximity switch. However, it can only process one end face, and the round block material needs to be turned over by 0 degrees after processing to load the threaded rod (18), and the other end face is processed, which is a relatively cumbersome working step and affects the processing efficiency. SUMMARY

[0003] To solve the above technical problems, the utility model provides a kind of anchor head double-end-face continuous grinding device that can carry out continuous synchronous grinding processing to the upper and lower ends of round block material, improve processing efficiency.

[0004] The anchor head double-end-face continuous grinding device of the utility model, including bottom box, multiple supporting legs, vertical plate, moving assembly, grinding assembly, feeding assembly, material taking assembly and clamping assembly, supporting leg is installed at the bottom four corners of bottom box, circular processing hole is opened in the middle of bottom box, vertical plate is fixedly installed on the rear wall of bottom box, moving assembly is installed on vertical plate, grinding assembly is installed on moving assembly, feeding assembly is installed on the rear side wall of vertical plate, material taking assembly is installed at the left and right ends of bottom box, clamping assembly is installed on material taking assembly;Round block material is pushed to the surface of bottom box by feeding assembly, clamping assembly is moved by material taking assembly, round block material is clamped and fixed, then moves to grinding station, grinding assembly is moved to the upper and lower sides of round block material by moving assembly, continuous synchronous grinding processing is carried out to the upper and lower ends of round block material by grinding assembly, the processing efficiency of anchor head is improved, and the practicability is improved.

[0005] Preferably, the moving assembly comprises two rotating shafts, two gearboxes, a double-output motor, two drive shafts, two groups of moving blocks, an upper fixed plate and a lower fixed plate, the upper and lower ends of the left and right sides of the vertical plate are provided with moving grooves, the rotating shafts are rotatably installed in the moving grooves, the middle portions of the rotating shafts rotatably penetrate the middle portion of the vertical plate, the upper and lower ends of the rotating shafts are provided with thread grooves with opposite rotation directions, the top input end of the rotating shaft is connected with the output end of the gearbox, the double-output motor is installed at the middle portion of the top end of the vertical plate, the output ends on the two sides of the double-output motor are connected with the input end of the gearbox through the drive shafts, the two groups of moving blocks are limitingly and slidably installed in the upper and lower moving grooves, and the middle portions of the moving blocks are screw-connected to the outer walls of the rotating shafts, the front ends of the two moving blocks on the upper side are fixedly connected with the upper fixed plate, the front ends of the two moving blocks on the lower side are fixedly connected with the lower fixed plate, and the lower fixed plate is located inside the bottom box; the double-output motor is started to drive the rotating shaft to rotate through the drive shaft and the gearbox, so that the moving blocks move in the moving grooves, and the upper fixed plate and the lower fixed plate are driven to move, the distance between the upper and lower sides of the round block is adjusted, and the upper and lower sides of the round block are conveniently machined.

[0006] Preferably, the grinding assembly comprises two motor boxes, two support rotating discs, two grinding motors, two support rotating rings, two mounting discs and two grinding discs, the two motor boxes are installed on the sidewalls of the ends of the upper fixed plate and the lower fixed plate away from each other, the middle portions of the upper fixed plate and the lower fixed plate are provided with support rotating cavities, the support rotating discs are rotatably installed in the support rotating cavities, the grinding motors are installed inside the motor boxes, the output ends of the grinding motors are connected with the input ends of the support rotating discs, the ends of the upper fixed plate and the lower fixed plate away from each other are provided with limit rotating grooves, the support rotating rings are rotatably installed in the limit rotating grooves, the mounting discs are fixedly installed on the outer walls of the support rotating rings, the output ends of the support rotating discs are connected with the input ends of the mounting discs, and the grinding discs are detachably installed on the outer walls of the mounting discs; the two grinding motors are started to rotate, the two grinding motors rotate in opposite directions, the mounting discs are driven to rotate by the support rotating discs driven by the grinding motors, the mounting discs drive the grinding discs to rotate, the upper and lower ends of the round block are synchronously ground, and the grinding discs rotating in opposite directions can improve the stability during grinding.

[0007] Preferably, the feeding assembly comprises a feeding plate, a feeding screw rod, a feeding push block, a feeding motor, an arc-shaped feeding plate and two supporting guide blocks, the middle part of the vertical plate is provided with a feeding opening at the same height as the upper surface of the bottom box, the feeding plate is installed at the feeding opening of the rear sidewall of the vertical plate, the top of the feeding plate and the feeding opening are provided with a feeding chute, the feeding screw rod is rotatably installed in the feeding chute, the input end of the feeding screw rod is connected with the output end of the feeding motor, the feeding chute is symmetrically provided with a limiting guide groove on the left and right sides, the feeding push block is slidably installed in the feeding chute and is screwed on the outer wall of the feeding screw rod, the top of the feeding push block is fixedly connected with the arc-shaped feeding plate, the bottom of the arc-shaped feeding plate is provided with the supporting guide blocks on the left and right sides, and the supporting guide blocks are slidably installed in the limiting guide groove; after the round block moves to the top of the feeding plate, the feeding motor is started to drive the feeding screw rod to rotate, the feeding screw rod drives the feeding push block to move in the feeding chute, drives the arc-shaped feeding plate to move on the top of the feeding plate, pushes the round block into the bottom box through the feeding opening, and the arc-shaped feeding plate moves to drive the supporting guide blocks to move in the limiting guide groove, so that the stability during movement is guaranteed.

[0008] Preferably, the feeding assembly comprises two groups of sliding rods, two moving seats, two groups of sliding sleeves, two electric sliding rails and two electric sliding blocks, the top of the bottom box is provided with a rectangular opening on the left and right sides, the sliding rods are installed on the left and right sides in the rectangular opening, the moving seat is located above the rectangular opening, the moving seat is provided with a plurality of sliding sleeves at the bottom, the sliding sleeves are slidably installed on the sliding rods, the electric sliding rail is installed in the middle of the two sliding rods in the rectangular opening, the electric sliding block is slidably installed on the electric sliding rail, and the top of the electric sliding block is connected with the bottom of the moving seat; the electric sliding block and the electric sliding rail are cooperated to drive the moving seat and the sliding sleeve to slide on the sliding rod, so that the position of the round block is convenient to move and the round block is convenient to feed.

[0009] Preferably, the clamping assembly comprises two electric telescopic rods, two fixed clamping plates, two groups of supporting sliding rods, two connecting plates and two vertical plates, the vertical plate is installed at the end of the moving seat which is close to each other, the electric telescopic rods are installed at the top of the moving seat, the fixed clamping plate is installed at the telescopic end of the electric telescopic rod, the supporting sliding rods are fixedly installed on the outer wall of the fixed clamping plate and are limitingly and slidably penetrated through the vertical plate, and the connecting plate is installed at the end of the supporting sliding rod away from the fixed clamping plate; the electric telescopic rod is started to drive the fixed clamping plate to move, so that the two fixed clamping plates clamp and fix the round block, the stability is guaranteed, the fixed clamping plate moves to drive the supporting sliding rod to slide on the vertical plate, the fixed clamping plate is guided and supported, the structural strength is improved, and the stability is guaranteed.

[0010] Preferably, the dust collector and the dust suction pipe are further provided, the middle part of the bottom box is provided with an annular dust suction cavity, a plurality of dust suction holes are formed in the inner wall of the annular dust suction cavity and correspond to the circular machining holes, the dust collector is installed in the inner part of the bottom box, and the input end of the dust collector is communicated with the annular dust suction cavity through the dust suction pipe; the dust collector is started to suck the air in the annular dust suction cavity, the dust generated by grinding is collected through the dust suction holes, and the dust is reduced.

[0011] Compared with the prior art, the beneficial effects of the utility model are that: the round block material is pushed to the surface of the bottom box through the feeding assembly, the clamping assembly is moved by the feeding assembly, the round block material is clamped and fixed, then moves to the grinding station, the grinding assembly is moved to the upper and lower sides of the round block material by the moving assembly, the upper and lower ends of the round block material are continuously and synchronously ground by the grinding assembly, the processing efficiency of the anchor head is improved, and the practicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structural schematic diagram of the utility model;

[0013] Figure 2 It is the axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is the rear three-dimensional structural schematic diagram of the utility model;

[0015] Figure 4 It is the internal structural schematic diagram of the utility model;

[0016] Figure 5 It is the rear section structural schematic diagram of the utility model;

[0017] Markings in the drawings: 1, bottom box; 2, support leg; 3, vertical plate; 4, rotating shaft; 5, transmission; 6, double-output motor; 7, driving shaft; 8, moving block; 9, upper fixed plate; 10, motor box; 11, supporting turntable; 12, grinding motor; 13, supporting rotating ring; 14, mounting disc; 15, grinding disc; 16, lower fixed plate; 17, feeding plate; 18, feeding screw rod; 19, feeding push block; 20, feeding motor; 21, arc-shaped feeding plate; 22, supporting guide block; 23, sliding rod; 24, moving seat; 25, sliding sleeve; 26, electric sliding rail; 27, electric sliding block; 28, electric telescopic rod; 29, fixed clamping plate; 30, supporting sliding rod; 31, connecting plate; 32, vertical plate; 33, dust collector; 34, dust collection pipe. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] As Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the bottom box 1 bottom four corners are mounted with legs 2, the bottom box 1 middle part is provided with a circular machining hole, the bottom box 1 rear wall is fixedly provided with a vertical plate 3, the vertical plate 3 left and right two sides are provided with moving grooves at upper and lower ends, a rotating shaft 4 is rotatably installed in the moving grooves, the rotating shaft 4 middle part rotatably penetrates the vertical plate 3 middle part, the rotating shaft 4 upper and lower ends are provided with screw grooves with opposite rotation directions, the rotating shaft 4 top input end is connected with the output end of a transmission 5, a double output motor 6 is installed at the vertical plate 3 top middle part, the double output motor 6 two side output ends are connected with the input end of the transmission 5 through drive shafts 7, two groups of moving blocks 8 are limitingly and slidably installed in the upper and lower moving grooves respectively, and the moving blocks 8 middle parts are screwed on the rotating shaft 4 outer wall, the upper two moving blocks 8 front ends are fixedly connected with an upper fixed plate 9, the lower two moving blocks 8 front ends are fixedly connected with a lower fixed plate 16, the lower fixed plate 16 is located inside the bottom box 1, two motor boxes 10 are installed on the side walls of the ends away from the upper fixed plate 9 and the lower fixed plate 16, the upper fixed plate 9 and the lower fixed plate 16 middle parts are provided with support rotating cavities, a support rotating disc 11 is rotatably installed in the support rotating cavities, a grinding motor 12 is installed inside the motor box 10, the grinding motor 12 output end is connected with the support rotating disc 11 input end, the upper fixed plate 9 and the lower fixed plate 16 opposite ends are provided with limit rotating grooves, a support rotating ring 13 is rotatably installed in the limit rotating grooves, a mounting disc 14 is fixedly installed on the support rotating ring 13 outer wall, the support rotating disc 11 output end is connected with the mounting disc 14 input end, the mounting disc 14 outer wall is detachably provided with a grinding disc 15, the vertical plate 3 middle part and the bottom box 1 upper surface are provided with a feeding opening at the same height, a feeding plate 17 is installed at the feeding opening of the vertical plate 3 rear side wall, a feeding sliding groove is provided in the feeding opening and the top of the feeding plate 17, a feeding threaded rod 18 is rotatably installed in the feeding sliding groove, the feeding threaded rod 18 input end is connected with the output end of a feeding motor 20, limit guide grooves are symmetrically provided at the left and right sides of the feeding sliding groove, a feeding push block 19 is slidably installed in the feeding sliding groove and screwed on the feeding threaded rod 18 outer wall, the feeding push block 19 top is fixedly connected with an arc-shaped feeding plate 21, arc-shaped feeding plate 21 bottom left and right sides are installed with support guide blocks 22, the support guide blocks 22 are slidably installed in the limit guide grooves;

[0021] After the round block material moves to the top of the feeding plate 17, the feeding motor 20 is started to drive the feeding threaded rod 18 to rotate, the feeding threaded rod 18 drives the feeding push block 19 to move in the feeding chute, and the arc-shaped feeding plate 21 is driven to move on the top of the feeding plate 17 to push the round block material through the feeding opening to the upper surface of the bottom box 1. When the arc-shaped feeding plate 21 moves, the supporting guide block 22 is driven to move in the limiting guide groove to ensure stability during movement. The double-output motor 6 is started to drive the rotating shaft 4 to rotate through the driving shaft 7 and the speed changer 5, so that the moving block 8 moves in the moving groove, and the upper fixed plate 9 and the lower fixed plate 16 are driven to move, thereby adjusting the distance between the upper and lower sides of the round block material, facilitating the processing of the upper and lower sides of the round block material. The two grinding motors 12 are started to rotate, and the two grinding motors 12 rotate in opposite directions. The grinding motor 12 drives the mounting disc 14 to rotate through the supporting turntable 11, and the mounting disc 14 drives the grinding disc 15 to rotate, thereby synchronously grinding the upper and lower ends of the round block material. The reversely rotating grinding disc 15 can improve the stability during grinding.

[0022] Embodiment 2

[0023] As shown in Figure 2 , Figure 4 and Figure 5 , on the basis of embodiment 1, the bottom box 1 is further provided with a rectangular opening on the top of the left and right sides, a sliding rod 23 is installed on the left and right sides inside the rectangular opening, a moving seat 24 is located above the rectangular opening, a plurality of sliding sleeves 25 are installed on the bottom of the moving seat 24, the sliding sleeves 25 are slidingly installed on the sliding rod 23, an electric sliding rail 26 is installed in the middle of the two sliding rods 23 inside the rectangular opening, an electric sliding block 27 is slidingly installed on the electric sliding rail 26, the top of the electric sliding block 27 is connected with the bottom of the moving seat 24, a vertical plate 32 is installed on the top of the moving seat 24, two electric telescopic rods 28 are installed on the top of the moving seat 24, a fixed clamping plate 29 is installed on the telescopic end of the electric telescopic rod 28, support sliding rods 30 are fixedly installed on the front and rear ends of the outer wall of the fixed clamping plate 29, the support sliding rods 30 are limitingly and slidingly penetrated through the front and rear sides of the vertical plate 32, a connecting plate 31 is installed on the end of the support sliding rod 30 away from the fixed clamping plate 29, an annular dust collection cavity is formed in the middle of the bottom box 1, a plurality of dust collection holes are formed in the inner wall of the annular dust collection cavity and correspond to the circular machining holes, a dust collector 33 is installed inside the bottom box 1, and the input end of the dust collector 33 is connected with the annular dust collection cavity through a dust collection pipe 34;

[0024] The electric telescopic rod 28 is started to push the fixed clamping plate 29 to move, so that the two fixed clamping plates 29 clamp and fix the round block material, stability is ensured, the fixed clamping plate 29 moves to drive the supporting sliding rod 30 to slide on the vertical plate 32, the fixed clamping plate 29 is guided and supported, the structural strength is improved, stability is ensured, the movable seat 24 and the sliding sleeve 25 are driven to slide on the sliding rod 23 through cooperation of the electric sliding block 27 and the electric sliding rail 26, the position of the round block material is facilitated to be moved, feeding and discharging are facilitated, and the dust suctioner 33 is started to suck in the annular dust suction cavity, dust generated in grinding is collected through the dust suction hole, and the dust is reduced to be scattered.

[0025] As shown in Figures 1 to 5 The utility model discloses a kind of anchor head double-end face continuous grinding devices, when working, round block material moves to the top of feeding plate 17, start feeding motor 20 to drive feeding screw rod 18 to rotate, feeding screw rod 18 drives feeding push block 19 to move in feeding chute, movable block 8 is moved in moving groove, upper fixed plate 9 and lower fixed plate 16 are moved simultaneously, the distance on the upper and lower sides of round block material is adjusted, two grinding motors 12 are started to rotate, the direction of two grinding motors 12 is opposite, grinding motor 12 drives mounting disc 14 to rotate by supporting turntable 11, mounting disc 14 drives grinding disc 15 to rotate, round block material is synchronously ground on upper and lower ends, dust suctioner 33 is started to suck in annular dust suction cavity, dust generated in grinding is collected through dust suction hole.

[0026] The utility model discloses a kind of anchor head double-end face continuous grinding devices's transmission 5, double-output motor 6, grinding motor 12, electric sliding rail 26, electric sliding block 27 and dust suctioner 33 are purchased on market, and technical personnel in this industry only need to install and operate according to its accompanying instruction manual, without the technical personnel of this field pay creative labor.

[0027] The above-mentioned is only preferred implementation mode of the utility model, it should be pointed out, for ordinary technical personnel in this technical field, on the premise of not departing from the technical principle of the utility model, can make several improvements and variations, these improvements and variations also should be regarded as the protection range of the utility model.

Claims

1. A continuous grinding device for both ends of a sprocket, characterized by, The utility model relates to a grinding device for the production of the bottom box (1), a plurality of support legs (2), stand (3), mobile assembly, grinding assembly, feeding assembly, take material assembly and clamping assembly, bottom box (1) bottom four corner place installs support leg (2), and bottom box (1) middle part is equipped with circular processing hole, and bottom box (1) rear wall is fixedly installed with stand (3), and stand (3) is installed with mobile assembly, and mobile assembly is installed with grinding assembly, and stand (3) rear side wall is installed with feeding assembly, and bottom box (1) left and right two ends are installed with take material assembly, and take material assembly is installed with clamping assembly.

2. A device for continuous grinding of both ends of an anchor head as claimed in claim 1, characterized in that The mobile assembly includes two rotating shafts (4), two gearboxes (5), a double-output motor (6), two drive shafts (7), two sets of moving blocks (8), an upper fixed plate (9), and a lower fixed plate (16). The upper and lower ends of the left and right sides of the stand (3) are provided with moving grooves, the rotating shafts (4) are rotatably installed in the moving grooves, the rotating shafts (4) rotatably penetrate the middle part of the stand (3), the upper and lower ends of the rotating shafts (4) are provided with thread grooves with opposite directions, the top input end of the rotating shaft (4) is connected with the output end of the gearbox (5), the double-output motor (6) is installed at the top middle part of the stand (3), the two side output ends of the double-output motor (6) are connected with the input end of the gearbox (5) through the drive shaft (7), the two sets of moving blocks (8) are limitingly and slidably installed in the upper and lower moving grooves, and the middle part of the moving block (8) is screw-mounted on the outer wall of the rotating shaft (4). The front end of the upper two moving blocks (8) is fixedly connected with the upper fixed plate (9), the front end of the lower two moving blocks (8) is fixedly connected with the lower fixed plate (16), and the lower fixed plate (16) is located inside the bottom box (1).

3. A double-end-face continuous grinding device for an anchor head as claimed in claim 2, characterized in that The grinding assembly includes two motor boxes (10), two support rotating discs (11), two grinding motors (12), two support rotating rings (13), two mounting discs (14), and two grinding discs (15). The two motor boxes (10) are installed on the side walls of the ends away from each other of the upper fixed plate (9) and the lower fixed plate (16), the middle parts of the upper fixed plate (9) and the lower fixed plate (16) are provided with support rotating cavities, the support rotating discs (11) are rotatably installed in the support rotating cavities, the grinding motors (12) are installed inside the motor boxes (10), the output end of the grinding motor (12) is connected with the input end of the support rotating disc (11), the end opposite to the upper fixed plate (9) and the lower fixed plate (16) is provided with a limit rotating groove, the support rotating ring (13) is rotatably installed in the limit rotating groove, the mounting disc (14) is fixedly installed on the outer wall of the support rotating ring (13), the output end of the support rotating disc (11) is connected with the input end of the mounting disc (14), and the mounting disc (14) is detachably installed with the grinding disc (15) on the outer wall.

4. A double-end-face continuous grinding device for an anchor head as set forth in claim 1, characterized in that, The feeding assembly comprises a feeding plate (17), a feeding threaded rod (18), a feeding push block (19), a feeding motor (20), an arc-shaped feeding plate (21) and two supporting guide blocks (22). The middle part of the vertical plate (3) is provided with a feeding opening at the same height as the upper surface of the bottom box (1). The feeding plate (17) is installed at the feeding opening of the rear sidewall of the vertical plate (3). A feeding chute is formed in the feeding plate (17) and the feeding opening. The feeding threaded rod (18) is rotatably installed in the feeding chute. The input end of the feeding threaded rod (18) is connected with the output end of the feeding motor (20). Limiting guide grooves are symmetrically formed on the left and right sides of the feeding chute. The feeding push block (19) is slidably installed in the feeding chute and is screwed on the outer wall of the feeding threaded rod (18). The top of the feeding push block (19) is fixedly connected with the arc-shaped feeding plate (21). The arc-shaped feeding plate (21) is provided with the supporting guide blocks (22) on the left and right sides of the bottom. The supporting guide blocks (22) are slidably installed in the limiting guide grooves.

5. A double-end-face continuous grinding device for an anchor head as set forth in claim 1, characterized in that, The material taking assembly comprises two groups of sliding rods (23), two moving seats (24), two groups of sliding sleeves (25), two electric sliding rails (26) and two electric sliding blocks (27). Rectangular openings are formed on the left and right sides of the top of the bottom box (1). The sliding rods (23) are installed on the left and right sides of the inside of the rectangular openings. The moving seats (24) are located above the rectangular openings. The moving seats (24) are provided with a plurality of sliding sleeves (25) installed on the bottom. The sliding sleeves (25) are slidably installed on the sliding rods (23). The electric sliding rails (26) are installed in the middle of the two sliding rods (23) in the rectangular opening. The electric sliding blocks (27) are slidably installed on the electric sliding rails (26). The top of the electric sliding blocks (27) is connected with the bottom of the moving seat (24).

6. A twin face continuous grinding device for anchor heads as claimed in claim 5, wherein, The clamping assembly comprises two electric telescopic rods (28), two fixed clamping plates (29), two groups of supporting sliding rods (30), two connecting plates (31) and two vertical plates (32). The vertical plates (32) are installed on the top of the moving seats (24) on one side close to each other. The electric telescopic rods (28) are installed on the top of the moving seats (24). The telescopic ends of the electric telescopic rods (28) are provided with the fixed clamping plates (29). The outer walls of the fixed clamping plates (29) are fixedly provided with the supporting sliding rods (30) at the front and rear ends. The supporting sliding rods (30) are limitingly and slidably penetrated through the front and rear sides of the vertical plates (32). The connecting plates (31) are installed on the ends of the supporting sliding rods (30) away from the fixed clamping plates (29).

7. A double-end-face continuous grinding device for an anchor head as defined in claim 1, characterized in that The dust collector (33) and the dust suction pipe (34) are also included. A ring-shaped dust suction cavity is formed in the middle of the bottom box (1). A plurality of dust suction holes are formed in the inner wall of the ring-shaped dust suction cavity and correspond to the circular machining holes. The dust collector (33) is installed in the inside of the bottom box (1). The input end of the dust collector (33) is in communication with the ring-shaped dust suction cavity through the dust suction pipe (34).

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