CN111673841B

CN111673841B - Drilling equipment before locker equipment

Info

Publication number: CN111673841B
Application number: CN202010426042.7A
Authority: CN
Inventors: 黄杰
Original assignee: Ytterbium Metal Zhongshan Co ltd
Current assignee: Ytterbium metal (Zhongshan) Co.,Ltd.
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2022-01-07
Anticipated expiration: 2040-05-19
Also published as: CN111673841A

Abstract

The invention relates to drilling equipment, in particular to equipment for drilling before assembling a storage cabinet. The technical problem who solves is how to provide the locker plank that needs drilling of change of ability automatic intermittent type, can drill hole to the locker plank automatically, and drilling equipment before the locker equipment that can also deposit is carried out to the plank of having bored the hole automatically. A drilling device before assembling a storage cabinet comprises a rack, a motor, a blanking box, a sliding plate and the like; the middle of the lower part of the rack is provided with a motor through a bolt, a blanking box used for storing plates is arranged between the top parts of the rack, and the upper part of the rack is slidably provided with a sliding plate which is positioned below the blanking box. The drilling machine can automatically replace a plate needing drilling through the motor, the sliding plate, the L-shaped push rod, the first connecting rod and the like, can also transport the plate, and can drill a fixed position of the plate through the transmission mechanism, the sector gear, the first rotating shaft, the placing plate, the electric drill and the like.

Description

Drilling equipment before locker equipment

Technical Field

The invention relates to drilling equipment, in particular to equipment for drilling before assembling a storage cabinet.

Background

The locker is generally assembled by plates, and before the locker is assembled, the locker can be assembled only by firstly punching the wood plates, installing bolts and other complex procedures, so that the locker can be more stable.

Present drilling equipment, chinese patent like patent publication No. CN208714157U discloses a full-automatic drilling equipment, including rack, drilling support, switch board, the drilling support sets up on the rack, its characterized in that: set up the slide rail on the rack, set up the body fixed station on the slide rail, the direction that the body fixed station is perpendicular to drilling support on the slide rail by set up lead screw motor and the lead screw drive on the rack feeds the state, sets up upper and lower crossbeam on the drilling support, sets up the perpendicular drill bit towards the rack more than a set of on the lower crossbeam perpendicularly, and the upper crossbeam is improved level and is set up the horizontal drill bit towards the body fixed station more than a set of, and above-mentioned patent exists following not enoughly: the process of needing the manual work of workman to change the work piece frequently on the fixed station is more numerous and diverse, does not set up any spacing part on the fixed station simultaneously, and the work piece on the fixed station can remove at will.

Therefore, a device which can automatically replace the wood board for assembling the storage cabinet, automatically drill the wood board, automatically clamp the wood board and automatically store the wood board of the storage cabinet with drilled holes is particularly needed to solve the problems in the prior art.

Disclosure of Invention

In order to overcome the problem that the size of holes is different due to the fact that the locker wood boards are drilled manually, and the locker wood boards after the holes are drilled manually need to be transported to consume great strength, so that the drilling efficiency is low, the technical problem to be solved is as follows: the storage cabinet wood board capable of being automatically and intermittently replaced and needing drilling can be automatically drilled, and the storage cabinet wood board drilled with holes can be automatically drilled and stored by the equipment for drilling before assembly.

The technical scheme of the invention is as follows: a locker pre-assembly drilling apparatus comprising: the automatic plate feeding device comprises a rack, wherein a motor is installed in the middle of the lower portion of the rack through a bolt, a blanking box used for storing plates is installed on one side of the top of the rack, a sliding plate is arranged on the rack below the blanking box in a sliding mode, L-shaped push rods are evenly and rotatably arranged on the top of the sliding plate along the length direction of the sliding plate at intervals, the number of the L-shaped push rods is at least three, the gravity of the left portion of each L-shaped push rod is larger than that of the right portion of each L-shaped push rod, a first rotating shaft is connected in the middle of the top of the rack through a bearing, sector gears are welded on two sides of the first rotating shaft, and a transmission mechanism is connected between the end portion, close to one side of the motor, of the first rotating shaft and an output shaft of the motor; the end part of the output shaft of the motor is fixedly connected with a first connecting rod, and a second connecting rod is rotatably connected between the bottom of the sliding plate and the first connecting rod; the sliding sleeve, the equal rigid coupling in top both sides of frame has the sliding sleeve, the quantity of sliding sleeve is four at least, the sliding sleeve is located sector gear's both sides, the sliding sleeve internal sliding formula is equipped with the slide bar, be connected with the first spring that is used for reseing between the top of frame and the slide bar bottom, the top rigid coupling of slide bar has places the board, the electric drill that is used for drilling the plate is installed through the bolt interval in the bottom of placing the board, the quantity of electric drill is four at least, be close to sector gear one side place the welding on the board lateral wall have first rack, first rack and sector gear intermittent type mesh.

Preferably, the feeding device further comprises an L-shaped rack, a support frame, a second rotating shaft, a first gear, a second rack, a telescopic rod, a second spring, a stop lever and a third spring, wherein the L-shaped rack is fixedly connected to two sides of the top of the sliding plate, the upper portion of the L-shaped rack extends along the length direction of the rack, the support frame is arranged on two sides of the top of the rack far away from one side of the blanking box, an opening is formed in the support frame, the second rotating shaft is rotatably arranged in the support frame, the first gear is arranged on the second rotating shaft far away from one side of the rack, the upper portion of the first gear penetrates through the opening formed in the top of the support frame, the L-shaped rack is meshed with the first gear, the second gear is welded in the middle of the second rotating shaft, the telescopic rod is slidably arranged in the middle of the top of the support frame, the second rack is welded to the lower portion of the telescopic rod, the second rack is meshed with the second gear, the second spring is connected between the top of the support frame and the upper portion of the telescopic rod, the second spring is wound on the telescopic rod, a stop lever is arranged on the side wall of one side, away from the rack support frame, of the second spring in a sliding mode, a wedge-shaped groove is formed in the stop lever located below the telescopic rod, the lower portion of the telescopic rod is matched with the wedge-shaped groove in a sliding mode, and a third spring is connected between the stop lever and the rack.

Preferably, the support device further comprises a first support plate, a support rod, a second support plate, a fourth spring, a baffle and an L-shaped rubber clamping block, the lower portion of the frame, far away from one side of the blanking box, is provided with the first support plate, the top of the first support plate is symmetrically provided with the support rod, the number of the support rods is at least four, the second support plate is slidably arranged on the support rod, the fourth spring is connected between the top of the first support plate and the bottom of the second support plate, the fourth spring is wound on the support rod, both sides of the top of the first support plate are connected with the baffle, the number of the baffle is at least two, the baffle which is positioned on the same side with the motor is in turnover type, the L-shaped rubber clamping block is arranged on the baffle close to one side of the motor, and the L-shaped rubber clamping block is in contact fit with the frame.

Preferably, the included angle between the two sides of the L-shaped push rod is 90 degrees.

Preferably, the part of the L-shaped rack close to one side of the blanking box is L-shaped.

Compared with the prior art, the invention has the following advantages:

1. through motor, slide, L shape push rod and first connecting rod etc. can not only change the plate that needs the drilling automatically, can also transport the plate, need not the manual transport of workman piece.

2. Through drive mechanism and sector gear, first pivot, place board and electric drill etc. can drill to the fixed position of plate, can also guarantee that the hole size and the degree of depth of brill are unified.

3. Through second rack, telescopic link and pin etc. can be intermittent press from both sides the plate tight, can prevent to place the plate and can remove about the in-process plate of drilling.

4. Can deposit polylith plate through second backup pad, fourth spring and baffle etc. need not the manual transport of workman and has bored the plate in hole, convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a first angle according to the present invention.

Fig. 2 is a schematic perspective view of a second angle according to the present invention.

FIG. 3 is a schematic view of the burst structure of the sliding sleeve and the sliding rod of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

Fig. 5 is an enlarged schematic view of the portion B in fig. 2 according to the present invention.

Fig. 6 is an enlarged schematic view of the portion C of fig. 2 according to the present invention.

Fig. 7 is an enlarged schematic view of a portion D in fig. 2 according to the present invention.

Labeled as: 1 … machine frame, 2 … motor, 3 … blanking box, 4 … plate, 5 … sliding plate, 6 … L-shaped push rod, 7 … first connecting rod, 8 … second connecting rod, 9 … transmission mechanism, 10 … sliding sleeve, 11 … sliding rod, 12 … first spring, 13 … placing plate, 14 … electric drill, 15 … first rack, 16 … first rotating shaft, 17 … sector gear, 18 … L-shaped rack, 19 … supporting frame, 20 … second rotating shaft, 21 … first gear, 22 … second gear, 23 … second rack, 24 … telescopic rod, 25 … second spring, 26 … stop rod, 27 … wedge-shaped groove, 28 … third spring, 29 … first supporting plate, 30 … supporting rod, 31 … second supporting plate, 32 … fourth spring, 33 …, 34 … L-shaped rubber clamping block.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

A drilling device before assembling a storage cabinet is disclosed, as shown in figures 1-4, and comprises a frame 1, a motor 2, a blanking box 3, a sliding plate 5, an L-shaped push rod 6, a first connecting rod 7, a second connecting rod 8, a transmission mechanism 9, a sliding sleeve 10, a sliding rod 11, a first spring 12, a placing plate 13, an electric drill 14, a first rack 15, a first rotating shaft 16 and a sector gear 17, wherein the motor 2 is fixedly installed at the lower part of the front side of the frame 1 through bolts, the blanking box 3 is installed between the left sides of the top of the frame 1, the sliding plate 5 is slidably connected with the upper part of the frame 1, the sliding plate 5 is positioned below the blanking box 3, the L-shaped push rods 6 are rotatably arranged at the top of the sliding plate 5 at even intervals, the number of the L-shaped push rods 6 is three, the gravity of the left part of the L-shaped push rods 6 is greater than that of the right part of the L-shaped push rods, the first connecting rod 7 is fixedly connected to an output shaft of the motor 2, the second connecting rod 8 is rotatably arranged at the end part of the first connecting rod 7, second connecting rod 8 is connected with slide 5's bottom rotary type, the equal rigid coupling in four sides all around has sliding sleeve 10 in the middle of the top of frame 1, sliding sleeve 10 internal sliding formula is equipped with slide bar 11, all be connected with first spring 12 between the top of frame 1 and the slide bar 11 bottom, the top welding of slide bar 11 places board 13, four sides all have electric drill 14 through bolted connection around the diapire of placing board 13, the middle part of placing board 13 front and back both sides all is equipped with first rack 15, first pivot 16 is installed through the bearing in both sides around the middle of frame 1 top, first pivot 16 is located the left side of first rack 15, both ends all are equipped with sector gear 17 around first pivot 16, sector gear 17 all with the 15 intermittent type meshes of first rack that correspond, be connected with drive mechanism 9 between motor 2 output shaft and the 16 front sides of first pivot.

A worker firstly places a proper amount of plates 4 in a blanking box 3, when the worker needs to drill the plates 4 in a storage cabinet, the worker starts a motor 2 to rotate clockwise to drive a first connecting rod 7 to rotate clockwise, a sliding plate 5 moves rightwards under the driving action of a second connecting rod 8, an L-shaped push rod 6 on the sliding plate 5 moves rightwards, the L-shaped push rod 6 pushes the plate 4 at the lowest side in the blanking box 3 rightwards, when the L-shaped push rod 6 at the leftmost side is separated from the plate 4 in the blanking box 3, the plate 4 moves downwards to the lowest side due to gravity, when the L-shaped push rod 6 at the leftmost side pushes the plate 4 to move right below a placing plate 13, the motor 2 continues to rotate clockwise, the sliding plate 5 moves leftwards, a sector gear 17 is meshed with a first rack 15, and the first rack 15 drives a sliding rod 11 to move downwards in a sliding sleeve 10, the slide rod 11 moves downwards to drive the placing plate 13 to move downwards, the placing plate 13 drives the electric drill 14 to move downwards to drill the plate 4 positioned under the placing plate 13, the first spring 12 is compressed, in the process of moving leftwards, the L-shaped push rod 6 at the leftmost side can swing clockwise due to the extrusion effect of the plate 4 at the bottommost side in the blanking box 3 so as to move leftwards in the space between the plate 4 at the bottommost side and the sliding plate 5, the sector gear 17 can rotate to be separated from the first rack 15 in the process of moving leftwards of the sliding plate 5, under the reset effect of the elastic force of the first spring 12, the placing plate 13 can drive the electric drill 14 to move upwards to reset, when the L-shaped push rod 6 at the leftmost side moves to the initial position, because the gravity at the left part of the L-shaped push rod 6 is greater than the gravity at the right part of the L-shaped push rod 6, the L-shaped push rod 6 can swing anticlockwise to the initial state, at the moment, the motor 2 continuously rotates clockwise to continuously drive the sliding plate 5 to move rightwards, the sliding plate 5 moves rightwards to continuously drive the L-shaped push rod 6 to move rightwards, the L-shaped push rod 6 at the leftmost side moves rightwards to continuously enable the plate 4 at the lowermost side in the blanking box 3 to continuously move rightwards, the L-shaped push rod 6 at the middle part drives the plate 4 with drilled holes to move rightwards, when the L-shaped push rod 6 at the leftmost side pushes the plate 4 rightwards to be positioned below the placing plate 13 again, and when the motor 2 continuously rotates clockwise, the placing plate 13 moves downwards to drive the electric drill 14 to move downwards to drill the plate 4 positioned below the placing plate, so that the continuous clockwise rotation of the motor 2 can realize automatic intermittent feeding of the plate 4 and automatic drilling of the plate 4, manpower is saved, and the operation is convenient.

Example 2

On the basis of embodiment 1, as shown in fig. 2, 4, 5 and 7, the sliding rack device further comprises an L-shaped rack 18, a support frame 19, a second rotating shaft 20, a first gear 21, a second gear 22, a second rack 23, an expansion link 24, a second spring 25, a stop lever 26 and a third spring 28, the L-shaped rack 18 is connected to the front and rear sides of the top of the sliding plate 5, the support frames 19 are symmetrically installed on the front and rear sides of the top of the rack 1, the support frame 19 is located on the right side of the placing plate 13, an opening is formed in the top of the support frame 19, the second rotating shaft 20 is rotatably installed in the support frames 19 on the front and rear sides, the first gear 21 is installed outside the second rotating shaft 20, the upper portion of the first gear 21 penetrates through the opening formed in the support frame 19, the L-shaped rack 18 is engaged with the first gear 21, the second gear 22 is installed in the middle of the second rotating shaft 20, the expansion links 24 are slidably installed on the top of the support frames 19 on the front and rear sides, the telescopic rod 24 is located on the right side of the second gear 22, a second spring 25 is connected between the telescopic rod 24 and the top of the support frame 19, a second rack 23 is fixedly connected to the lower portion of the telescopic rod 24, the left side of the second rack 23 is meshed with the second gear 22, stop rods 26 are arranged on the outer walls of the support frame 19 on the front side and the rear side in a sliding mode, wedge-shaped grooves 27 are formed in the stop rods 26 located below the telescopic rod 24, the wedge-shaped grooves 27 are matched with the lower portion of the stop rods 26 in a sliding mode, a third spring 28 is connected between the stop rods 26 and the support frame 19, the third spring 28 is wound on the stop rods 26, and the inner ends of the stop rods 26 penetrate through the outer wall of the rack 1.

In order to prevent the plate 4 from sliding left and right on the frame 1 during drilling, and further possibly causing deviation of the drilling position of the plate 4, the sliding plate 5 slides right to drive the L-shaped rack 18 to move right, when the L-shaped rack 18 moves right to engage with the first gear 21, the L-shaped rack 18 drives the first gear 21 to rotate clockwise, the first gear 21 rotates clockwise to drive the second shaft 20 to rotate clockwise, the second shaft 20 rotates clockwise to drive the second gear 22 to rotate clockwise, the second gear 22 rotates clockwise to drive the second rack 23 to move downward, the second rack 23 moves downward to drive the telescopic rod 24 to move downward, the second spring 25 is compressed, the bottom end of the telescopic rod 24 is inserted into the wedge-shaped groove 27, and when the bottom end of the telescopic rod 24 is inserted into the wedge-shaped groove 27, the telescopic rod 24 pulls the stop rod 26 outward, the stop lever 26 will move outwards, the third spring 28 is compressed, so that the inner end of the stop lever 26 retracts into the inner wall of the rack 1, the plate 4 can slide rightwards on the rack 1, when the plate 4 is located under the placing plate 13, and the sliding plate 5 pulls the L-shaped rack 18 leftwards, the L-shaped rack 18 moves leftwards to drive the first gear 21 to rotate anticlockwise, the first gear 21 rotates anticlockwise to drive the second rotating shaft 20, the second rotating shaft 20 rotates anticlockwise to drive the second gear 22 to rotate anticlockwise, the second gear 22 rotates anticlockwise to drive the second rack 23 to move upwards, the second rack 23 moves upwards to drive the telescopic rod 24 to move upwards to reset, the second spring 25 also restores to the original length state, when the second spring 25 restores to the original length state, the bottom end of the telescopic rod 24 will not be temporarily inserted into the wedge-shaped groove 27 on the stop lever 26, under the resetting action of the third spring 28, third spring 28 can push pin 26 to the inboard, pin 26 removes the tip inwards and can press from both sides tightly around the right part of plate 4, and then place plate 4 of board 13 below when drilling, the slide about on frame 1 can not appear following will not appearing in plate 4, thereby the condition of skew can not appear yet in the drilling position, slide 5 drives L-shaped rack 18 once more and moves right, L-shaped rack 18 can drive first gear 21 clockwise turning, first gear 21 passes through second pivot 20, parts such as second gear 22 and second rack 23 can drive telescopic link 24 downstream, the bottom of telescopic link 24 is blocked once more in the wedge-shaped groove 27 of seting up on pin 26, and then pin 26 can move to the outside and temporarily no longer press from both sides tightly plate 4, so just can intermittent will place plate 4 below both sides chucking around the left part.

Example 3

On the basis of embodiment 2, as shown in fig. 1, 2 and 6, the device further includes a first supporting plate 29, a supporting rod 30, a second supporting plate 31, a fourth spring 32, a baffle 33 and an L-shaped rubber clamping block 34, the first supporting plate 29 is installed on the right side of the rack 1, the supporting rod 30 is connected to the front, back, left and right sides of the top of the first supporting plate 29, the second supporting plate 31 is slidably connected to the supporting rod 30, the fourth spring 32 is connected between the first supporting plate 29 and the second supporting plate 31, the fourth spring 32 is wound on the supporting rod 30, the baffle 33 is connected to the front, back and front sides of the top of the first supporting plate 29, the baffle 33 on the front side is arranged in a turnover manner, the L-shaped rubber clamping block 34 is installed on the left rear side of the baffle 33 on the front side, and the L-shaped rubber clamping block 34 is in contact fit with the right side of the rack 1.

The process that a worker stands on the right side of the device to manually take away a drilled plate 4 is complicated, so that the worker only needs to close the front baffle 33, the L-shaped rubber clamping block 34 on the left side of the baffle 33 is in contact fit with the rack 1, the front baffle 33 can be closed, the first support plate 29 and the second support plate 31 on the right side of the rack 1 are in a semi-closed state, the rightmost L-shaped push rod 6 can push the drilled plate 4 to the right side, the plate 4 can be pushed to fall onto the second support plate 31, the plate 4 can be stored on the second support plate 31, as the number of the plates 4 on the second support plate 31 is gradually increased, the plate 4 can press the second support plate 31 downwards, the number of the stored blocks of the plate 4 can be increased as the second support plate 31 moves downwards, the fourth spring 32 is compressed, the second support plate 31 moves downwards until the bottom is in contact with the top of the first support plate 29, meanwhile, when a large number of plates 4 are stored on the second support plate 31, a worker can manually open the front baffle 33 to ensure that the L-shaped rubber clamping block 34 on the left side of the baffle 33 is not contacted and matched with the rack 1 temporarily, after the front baffle 33 is opened by the worker, at this time, the worker can manually take away the plate 4 on the second supporting plate 31, and after the worker manually takes away all the plate 4 on the second supporting plate 31, along with the worker manually takes away a plurality of drilled plates 4 on the second supporting plate 31, under the reset action of the fourth spring 32, the second support plate 31 is also restored upwards, so that the drilled plate 4 can be stored on the second support plate 31 again, the worker manually closes the baffle 33 again, therefore, the drilled plate 4 can be automatically collected, the drilled plate 4 is not required to be moved away by one worker, and the use convenience of the device is improved.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A locker pre-assembly drilling apparatus comprising:

the device comprises a rack (1), wherein a motor (2) is installed in the middle of the lower portion of the rack through a bolt, a blanking box (3) used for storing a plate (4) is installed on one side of the top of the rack (1), a sliding plate (5) is arranged on the rack (1) below the blanking box (3) in a sliding mode, L-shaped push rods (6) are arranged on the top of the sliding plate (5) in a rotating mode along the length direction of the sliding plate at even intervals, the number of the L-shaped push rods (6) is at least three, the gravity of the left portion of each L-shaped push rod (6) is larger than that of the right portion of each L-shaped push rod, a first rotating shaft (16) is connected to the middle of the top of the rack (1) through a bearing, sector gears (17) are welded to two sides of each first rotating shaft (16), and a transmission mechanism (9) is connected between the end portion, close to one side of the motor (2), of the first rotating shaft (16);

the end part of an output shaft of the motor (2) is fixedly connected with the first connecting rod (7), and a second connecting rod (8) is rotatably connected between the bottom of the sliding plate (5) and the first connecting rod (7);

the sliding sleeve (10), the sliding sleeves (10) are fixedly connected to two sides of the top of the rack (1), the number of the sliding sleeves (10) is at least four, the sliding sleeves (10) are located on two sides of a sector gear (17), sliding rods (11) are arranged in the sliding sleeves (10) in a sliding mode, first springs (12) used for resetting are connected between the top of the rack (1) and the bottom ends of the sliding rods (11), a placing plate (13) is fixedly connected to the top of each sliding rod (11), electric drills (14) used for drilling the plate (4) are installed at the bottom of the placing plate (13) at intervals through bolts, the number of the electric drills (14) is at least four, a first rack (15) is welded on the side wall of the placing plate (13) close to one side of the sector gear (17), and the first rack (15) is intermittently meshed with the sector gear (17);

the automatic blanking machine is characterized by further comprising an L-shaped rack (18), a support frame (19), a second rotating shaft (20), a first gear (21), a second gear (22), a second rack (23), an expansion rod (24), a second spring (25), a stop lever (26) and a third spring (28), wherein the L-shaped rack (18) is fixedly connected to two sides of the top of the sliding plate (5), the L-shaped rack (18) extends along the length direction of the rack (1) above the L-shaped rack (18), the support frame (19) is arranged on two sides of the top of the rack (1) far away from one side of the blanking box (3), an opening is formed in the support frame (19), the second rotating shaft (20) is rotatably arranged in the support frame (19), the first gear (21) is arranged on the second rotating shaft (20) far away from one side of the rack (1), the upper portion of the first gear (21) penetrates through the opening formed in the top of the support frame (19), and the L-shaped rack (18) is meshed with the first gear (21), second gear (22) are welded at the middle of second pivot (20), telescopic link (24) are arranged in the middle of the top of support frame (19) in an all-sliding mode, second rack (23) are welded at the lower portion of telescopic link (24), second rack (23) are meshed with second gear (22), second spring (25) are connected between the top of support frame (19) and the upper portion of telescopic link (24), second spring (25) are arranged on telescopic link (24) in a winding mode, stop lever (26) are arranged on the side wall of one side of support frame (19) far away from rack (1) in an all-sliding mode, wedge-shaped groove (27) is formed in stop lever (26) below telescopic link (24), the lower portion of telescopic link (24) is in sliding fit with wedge-shaped groove (27), and third spring (28) are connected between stop lever (26) and rack (1).

2. A cabinet pre-assembly drilling apparatus as claimed in claim 1, wherein: the automatic blanking device is characterized by further comprising a first supporting plate (29), a supporting rod (30), a second supporting plate (31), a fourth spring (32), baffles (33) and L-shaped rubber clamping blocks (34), wherein the first supporting plate (29) is arranged on the lower portion of the rack (1) far away from one side of the blanking box (3), the supporting rods (30) are symmetrically arranged on the top of the first supporting plate (29), at least four supporting rods (30) are arranged, the second supporting plate (31) is slidably arranged on the supporting rods (30), the fourth spring (32) is connected between the top of the first supporting plate (29) and the bottom of the second supporting plate (31), the fourth spring (32) is wound on the supporting rods (30), the baffles (33) are connected to two sides of the top of the first supporting plate (29), the baffles (33) are at least two, the baffles (33) positioned on the same side of the motor (2) are arranged in a turnover mode, the L-shaped rubber clamping blocks (34) are arranged on the baffles (33) near one side of the motor (2), the L-shaped rubber clamping block (34) is in contact fit with the frame (1).

3. A cabinet pre-assembly drilling apparatus as claimed in claim 2, wherein: the included angle between the two sides of the L-shaped push rod (6) is 90 degrees.

4. A cabinet pre-assembly drilling apparatus as claimed in claim 3, wherein: the part of the L-shaped rack (18) close to one side of the blanking box (3) is L-shaped.