Edge grinding device for hollow anchor rod production

Abstract

The utility model relates to the technical field of anchor rod machining, and discloses an edge grinding device for hollow anchor rod production, which comprises a machining table, a first sliding chute and a second sliding chute are arranged on the top surface of the machining table, a grinding device is arranged above the machining table, and the grinding device comprises a clamping part; and the clamping part comprises a first motor, a clamping plate, a mounting cylinder, a second motor, a sliding rod, a connecting plate and a first screw rod. According to the edge grinding device for hollow anchor rod production, a first motor, a sliding block, clamping plates, a mounting cylinder, a second motor, a sliding rod, a connecting rod, a connecting plate, a first screw rod, a gear and a gear ring are arranged, the first screw rod is rotated, the connecting plate and the mounting cylinder are close to each other, the connecting rod pushes the sliding rod and the clamping plates to move, and the four clamping plates clamp an anchor rod at the same time; and after the second motor is started, the anchor rod and the mounting cylinder are driven to coaxially rotate, and the outer surface of the anchor rod can be conveniently polished.

Description

Technical Field

[0001] The utility model relates to the technical field of anchor rod processing, in particular to an edge grinding device for producing hollow anchor rods. Background Art

[0002] Anchor rods are the most basic component of tunnel support in modern coal mines. They reinforce the surrounding rock of the tunnel so that the surrounding rock can support itself and provide main reinforcement for slopes, tunnels and dam bodies.

[0003] The Chinese patent discloses a grinder for a glass fiber reinforced plastic anchor rod, with the publication number CN206200713U, comprising a base and a lower grinding block, a second motor is installed at the left end of the base, the output shaft of the second motor is connected to the lead screw through a coupling, a guide rail is arranged on the upper surface of the base, a guide rail pair is movably connected on the guide rail, the guide rail pair is fixed on the lower bottom surface of the lower grinding block, a lead screw pair is fixed at the center of the lower bottom surface of the lower grinding block, and the lead screw pair is installed on the lead screw. The grinder for the glass fiber reinforced plastic anchor rod adopts the design of upper and lower grinding blocks, the spacing between the upper and lower grinding blocks can be adjusted by bolts, and the glass fiber reinforced plastic anchor rods with different rod diameters can be grinded, an external thread that matches the thread on the anchor rod is arranged on the inner arc surface of the grinding block, and sandpaper is laid on the external thread, so that the glass fiber reinforced plastic anchor rod can be comprehensively and meticulously grinded, and the grinding effect is good. The grinder for the glass fiber reinforced plastic anchor rod has a simple structure, is easy to operate, and has high efficiency. It adopts a rotary grinding method, which greatly saves manpower.

[0004] However, the following disadvantages still exist: the device rotates the handle to make the connection block drive the tightening ring to clamp the anchor rod, so that the axis of the anchor rod does not coincide with the axis of the tightening ring and the axis of the first motor. After the first motor is started, the anchor rod does not rotate around its own axis, which affects the grinding effect of the device. To this end, we propose an edge grinding device for hollow anchor rod production to solve this problem. Utility Model Content

[0005] The utility model aims to provide an edge grinding device for producing hollow anchor rods, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an edge grinding device for hollow anchor production, comprising a processing table, a first slide groove and a second slide groove are provided on the top surface of the processing table, a grinding device is arranged above the processing table, and the grinding device comprises a clamping part;

[0007] The clamping part includes a first motor, a clamping plate, a mounting tube, a second motor, a sliding rod, a connecting plate and a first screw rod, wherein the right end surface of the first motor is fixedly connected to the left end surface of the processing table, the outer surface of the mounting tube is provided with a ring through a first bearing rotation sleeve, the bottom surface of the second motor is fixedly connected to the top surface of the slider, the outer surface of the first screw rod is rotationally connected to the outer surface of the mounting tube through a bearing seat, the connecting plate is threadedly sleeved on the outer surface of the first screw rod, and the outer surface of the clamping plate is fixedly connected to the outer surface of the sliding rod;

[0008] A grinding part is arranged above the processing table;

[0009] The grinding part includes a third motor, a movable plate, a grinding block, a movable rod and a stopper. The right end face of the third motor is fixedly connected to the left end face of the processing table. The movable plate is slidably sleeved on the outer surface of the movable rod. The bottom surface of the movable rod is fixedly connected to the stopper. The top surface of the movable rod is fixedly connected to the top surface of the grinding block.

[0010] A further improvement is that the clamping part also includes a double-headed screw, a slider, a connecting rod, a gear and a gear ring, the gear fixing sleeve is arranged on the outer surface of the second motor output shaft, the gear ring fixing sleeve is arranged on the outer surface of the mounting tube, the outer surface of the gear is meshingly connected with the outer surface of the gear ring, and by setting a second motor, gear and gear ring, it is convenient to drive the anchor rod to rotate.

[0011] A further improvement is that the outer surface of the right end of the first motor output shaft rotates through the left end surface of the processing table through the second bearing and extends to the inside of the first slide groove, the right end surface of the first motor output shaft is fixedly connected to the left end surface of the double-headed screw, and the bottom end of the slider extends to the inside of the first slide groove and is threadedly sleeved on the outer surface of the double-headed screw output shaft. By arranging the double-headed screw, the first motor and the slider, it is convenient to adjust the distance between the two mounting cylinders.

[0012] A further improvement is that one end of the connecting rod is hinged to the outer surface of the connecting plate, and the other end of the connecting rod is hinged to the outer surface of the sliding rod. By setting a connecting rod, a first screw rod and a connecting plate, the first screw rod is rotated to make the connecting rod push the sliding rod to move, so that the clamping plate clamps the anchor rod.

[0013] A further improvement is that the grinding part also includes a second screw, a column and a spring, the bottom end of the spring is fixedly connected to the top surface of the movable plate, and the top end of the spring is fixedly connected to the bottom surface of the grinding block. By setting the spring, it is convenient to extrusion grind the outer surface of the anchor rod.

[0014] A further improvement is that the outer surface of the bottom end of the second screw is rotated through the top surface of the column and extends to the inside of the column through the third bearing, and the front end of the movable plate extends to the inside of the column and is threadedly sleeved on the outer surface of the second screw. By setting the second screw and the movable plate, the second screw is rotated to adjust the upper and lower positions of the grinding block.

[0015] A further improvement is that the outer surface of the right end of the third motor output shaft rotates through the fourth bearing, penetrates the left end surface of the processing table and extends to the inside of the second slide groove, and the bottom end of the column extends to the inside of the second slide groove and is threadedly sleeved on the outer surface of the third motor output shaft. By setting the column and the third motor, the third motor is started, so that the grinding block can perform transverse grinding on the outer surface of the anchor rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the edge grinding device for the production of hollow anchor rods is provided with a first motor, a slider, a clamping plate, a mounting tube, a second motor, a sliding rod, a connecting rod, a connecting plate, a first screw, a gear and a gear ring; the first screw is rotated to make the connecting plate and the mounting tube close to each other, so that the connecting rod pushes the sliding rod and the clamping plate to move, so that the four clamping plates clamp the anchor rod at the same time, and the axis of the anchor rod coincides with the axis of the mounting tube; after starting the second motor, the anchor rod and the mounting tube are driven to rotate coaxially, which is convenient for grinding the outer surface of the anchor rod; by providing a third motor, a second screw, a moving plate, a column, a grinding block, a moving rod and a stopper, the third motor is started to drive the grinding block to move left and right, and the second screw is rotated to make the grinding block close to the anchor rod and grind it; by providing a spring, the elastic force of the spring is utilized to buffer the extrusion force of the grinding block and the anchor rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a left side cross-sectional view of the three-dimensional structure of the grinding device of the utility model;

[0019] Figure 3 for Figure 2 A magnified view of the structure at center;

[0020] Figure 4 It is a partial cross-sectional view of the three-dimensional structure of the grinding device of the utility model;

[0021] Figure 5 for Figure 4 Enlarged view of the structure at point B in the middle.

[0022] In the figure: 1 processing table, 2 grinding device, 21 clamping part, 22 grinding part, 211 first motor, 212 slider, 213 clamping plate, 214 mounting tube, 215 second motor, 216 sliding rod, 217 connecting rod, 218 connecting plate, 219 first screw, 210 gear, 201 gear ring, 202 double-headed screw, 221 third motor, 222 second screw, 223 moving plate, 224 column, 225 grinding block, 226 moving rod, 227 spring, 228 stopper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 The utility model provides a technical solution: an edge grinding device for hollow anchor production, comprising a processing table 1, a first slide groove and a second slide groove are provided on the top surface of the processing table 1, a grinding device 2 is arranged above the processing table, and the grinding device 2 includes a clamping part 21;

[0025] The clamping part 21 includes a first motor 211, a clamping plate 213, a mounting tube 214, a second motor 215, a slide bar 216, a connecting plate 218 and a first screw 219. The right end face of the first motor 211 is fixedly connected to the left end face of the processing table 1. The outer surface of the mounting tube 214 is rotatably sleeved with a ring through a first bearing. The bottom surface of the second motor 215 is fixedly connected to the top surface of the slider 212. The outer surface of the first screw 219 is rotatably connected to the outer surface of the mounting tube 214 through a bearing seat. The connecting plate 218 is threadedly sleeved on the outer surface of the first screw 219. The outer surface of the clamping plate 213 is fixedly connected to the outer surface of the slide bar 216. The clamping part 21 also includes a double-headed screw 202, a slider 212, a connecting rod 217, a gear 210 and a gear ring 201.

[0026] The outer surface of the right end of the output shaft of the first motor 211 rotates through the second bearing to penetrate the left end surface of the processing table 1 and extend to the inside of the first slide groove. The right end surface of the output shaft of the first motor 211 is fixedly connected to the left end surface of the double-headed screw 202. The bottom end of the slider 212 extends to the inside of the first slide groove and is threadedly sleeved on the outer surface of the output shaft of the double-headed screw 202. The gear 210 is fixedly sleeved on the outer surface of the output shaft of the second motor 215. The gear ring 201 is fixedly sleeved on the outer surface of the mounting cylinder 214. The outer surface of the gear 210 is meshed with the outer surface of the gear ring 201.

[0027] One end of the connecting rod 217 is hinged to the outer surface of the connecting plate 218, and the other end of the connecting rod 217 is hinged to the outer surface of the sliding rod 216. By setting the first motor 211, the slider 212, the clamping plate 213, the installation tube 214, the second motor 215, the sliding rod 216, the connecting rod 217, the connecting plate 218, the first screw 219, the gear 210 and the gear ring 201, the first screw 219 is rotated to make the connecting plate 218 and the installation tube 214 approach each other, so that the connecting rod 217 pushes the sliding rod 216 and the clamping plate 213 to move, so that the four clamping plates 213 clamp the anchor rod at the same time, and the axis of the anchor rod coincides with the axis of the installation tube 214. After starting the second motor 215, the anchor rod and the installation tube 214 are driven to rotate coaxially, which is convenient for grinding the outer surface of the anchor rod;

[0028] A grinding part 22 is provided above the processing table 1;

[0029] The grinding part 22 includes a third motor 221, a moving plate 223, a grinding block 225, a moving rod 226 and a stopper 228. The right end surface of the third motor 221 is fixedly connected to the left end surface of the processing table 1. The moving plate 223 is slidably sleeved on the outer surface of the moving rod 226. The bottom surface of the moving rod 226 is fixedly connected with the stopper 228. The top surface of the moving rod 226 is fixedly connected to the top surface of the grinding block 225. The grinding part 22 also includes a second screw 222, a column 224 and a spring 227.

[0030] The bottom end of the spring 227 is fixedly connected to the top surface of the moving plate 223, and the top end of the spring 227 is fixedly connected to the bottom surface of the grinding block 225. By setting the spring 227, the elastic force of the spring 227 is utilized to buffer the squeezing force of the grinding block and the anchor rod.

[0031] The outer surface of the bottom end of the second screw rod 222 rotates through the top surface of the column 224 through the third bearing and extends to the inside of the column 224. The front end of the movable plate 223 extends to the inside of the column 224 and is threadedly sleeved on the outer surface of the second screw rod 222.

[0032] The outer surface of the right end of the output shaft of the third motor 221 rotates through the fourth bearing, passes through the left end surface of the processing table 1 and extends to the inside of the second slide groove. The bottom end of the column 224 extends to the inside of the second slide groove and is threadedly sleeved on the outer surface of the output shaft of the third motor 221. By setting the third motor 221, the second screw rod 222, the moving plate 223, the column 224, the grinding block 225, the moving rod 226 and the stopper 228, the third motor is started to drive the grinding block 225 to move left and right, and the second screw rod 222 is rotated to make the grinding block close to the anchor rod and grind it.

[0033] When in use, the first screw 219 is rotated, and the first screw 219 drives the connecting plate 218 to approach the mounting tube 214. The connecting plate 218 pushes the sliding rod 216 to move through the connecting rod 217. The sliding rod 216 drives the clamping plate 213 to clamp the anchor rod. The second screw 222 is rotated, and the second screw 222 drives the movable plate 223 to move upward. The movable plate 223 drives the grinding block 225 to squeeze the anchor rod upward. The second motor 215 is started, and the mounting tube 214 and the anchor rod are driven to rotate through the gear 210 and the gear ring 201. The third motor 221 is started, and the third motor 221 drives the column 224 and the grinding block 225 to move to the right, so that the grinding block 225 grinds the outer surface of the anchor rod.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An edge grinding device for producing a hollow anchor, comprising a processing table (1), characterized in that: The top surface of the processing table (1) is provided with a first slide groove and a second slide groove, and a grinding device (2) is arranged above the processing table, and the grinding device (2) comprises a clamping portion (21); The clamping portion (21) comprises a first motor (211), a clamping plate (213), a mounting tube (214), a second motor (215), a sliding rod (216), a connecting plate (218) and a first screw rod (219); the right end surface of the first motor (211) is fixedly connected to the left end surface of the processing table (1); a circular ring is rotatably sleeved on the outer surface of the mounting tube (214) via a first bearing; the bottom surface of the second motor (215) is fixedly connected to the top surface of the sliding rod (212); the outer surface of the first screw rod (219) is rotatably connected to the outer surface of the mounting tube (214) via a bearing seat; the connecting plate (218) is threadedly sleeved on the outer surface of the first screw rod (219); and the outer surface of the clamping plate (213) is fixedly connected to the outer surface of the sliding rod (216); A grinding portion (22) is provided above the processing table (1); The grinding part (22) comprises a third motor (221), a movable plate (223), a grinding block (225), a movable rod (226) and a stopper (228); the right end surface of the third motor (221) is fixedly connected to the left end surface of the processing table (1); the movable plate (223) is slidably sleeved on the outer surface of the movable rod (226); the bottom surface of the movable rod (226) is fixedly connected to the stopper (228); and the top surface of the movable rod (226) is fixedly connected to the top surface of the grinding block (225).

2. The edge grinding device for producing hollow anchor rods according to claim 1, characterized in that: The clamping portion (21) further comprises a double-headed screw (202), a slider (212), a connecting rod (217), a gear (210) and a gear ring (201); the gear (210) is fixedly sleeved on the outer surface of the output shaft of the second motor (215); the gear ring (201) is fixedly sleeved on the outer surface of the mounting cylinder (214); and the outer surface of the gear (210) is meshingly connected with the outer surface of the gear ring (201).

3. The edge grinding device for producing hollow anchor rods according to claim 2, characterized in that: The outer surface of the right end of the output shaft of the first motor (211) rotates through the left end surface of the processing table (1) through the second bearing and extends into the interior of the first slide groove; the right end surface of the output shaft of the first motor (211) is fixedly connected to the left end surface of the double-headed screw (202); the bottom end of the slider (212) extends into the interior of the first slide groove and is threadedly sleeved on the outer surface of the output shaft of the double-headed screw (202).

4. The edge grinding device for producing hollow anchor rods according to claim 2, characterized in that: One end of the connecting rod (217) is hinged to the outer surface of the connecting plate (218), and the other end of the connecting rod (217) is hinged to the outer surface of the sliding rod (216).

5. The edge grinding device for producing hollow anchor rods according to claim 1, characterized in that: The grinding part (22) further comprises a second screw rod (222), a column (224) and a spring (227), wherein the bottom end of the spring (227) is fixedly connected to the top surface of the movable plate (223), and the top end of the spring (227) is fixedly connected to the bottom surface of the grinding block (225).

6. The edge grinding device for producing hollow anchor rods according to claim 5, characterized in that: The outer surface of the bottom end of the second screw rod (222) rotates through the top surface of the column (224) through the third bearing and extends into the interior of the column (224); the front end of the movable plate (223) extends to the inside of the column (224) and is threadedly sleeved on the outer surface of the second screw rod (222).

7. The edge grinding device for producing hollow anchor rods according to claim 5, characterized in that: The outer surface of the right end of the output shaft of the third motor (221) rotates through the left end surface of the processing table (1) through the fourth bearing and extends to the inside of the second slide groove, and the bottom end of the column (224) extends to the inside of the second slide groove and is threadedly sleeved on the outer surface of the output shaft of the third motor (221).

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