A variable distance method for a transverse moving trolley

Abstract

The present application relates to the technical fields of transverse moving trolley, especially to a distance changing method for transverse moving trolley, which comprises the following steps: step S1, when the distance between two transverse moving trolleys needs to be changed, brake the left transverse moving trolley; step S2, pull out the first pin, then pull out the second pin, start the hydraulic cylinder to drive the right support to move, and at the same time, the second sliding rod can move in the second sleeve; step S3, in the adjusting process, the maximum distance and the minimum distance of the push rod of the hydraulic oil pipe can be detected by the infrared pair of tubes, so as to avoid the damage of the hydraulic oil pipe caused by the too long or too short extension of the push rod; step S4, after the position of the right support is adjusted, the first pin is inserted into the first hole through the first perforation, and the second pin is inserted into the second perforation; the present application can adjust the distance between two transverse moving trolleys, so as to adapt to different road width and different turning radius road projects.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of transverse moving trolley, in particular to a distance changing method for transverse moving trolley. BACKGROUND

[0002] The bridge girder erection machine is a crane device commonly used in the bridge erection of highway, railway and other infrastructure construction sites. The main steel structure is composed of two main beams and two front and rear trolleys. Usually, the trolley and the main beam are matched and fixed, and during use, the whole machine needs to be continuously transversely moved to erect the same span beam piece. The transverse movement with heavy load is one of the most dangerous operating conditions of the equipment. At present, there is a large rail span (trolley rail span) bridge girder erection machine. This kind of bridge girder erection machine can complete the erection of all beam pieces (8-16 pieces) in the same span, and its safety is greatly increased. However, for road projects with small road width and large turning radius, it is like a horse pulling a cart. SUMMARY

[0003] In order to solve the above technical problems, the present application provides a distance changing method for transverse moving trolley, which can adjust the distance between two transverse moving trolleys, so as to adapt to road projects with different road widths and different turning radii.

[0004] The present application adopts the following technical scheme: a distance changing method for transverse moving trolley, the method comprising the following steps:

[0005] Step S1, when the distance between the two transverse moving trolleys needs to be changed, brake the left transverse moving trolley;

[0006] Step S2, pull out the first pin, then pull out the second pin, start the hydraulic oil cylinder to drive the right support to move, and at the same time, the second sliding rod can move in the second sleeve;

[0007] Step S3, during the adjustment process, the maximum distance and the minimum distance of the push rod of the hydraulic oil pipe can be detected by the infrared pair tube, so as to avoid the damage of the hydraulic oil pipe caused by the too long or too short extension of the push rod of the hydraulic oil pipe;

[0008] Step S4, after adjusting the position of the right support, insert the first pin into the first perforation and the second pin into the second perforation;

[0009] Step S5, when the minimum distance between the two transverse moving trolleys needs to be adjusted, brake the left transverse moving trolley;

[0010] Step S6, pull out the first pin and the second pin, open the lock catch, the worker holds the door handle to open the box door and enters the adjusting box, rotates the bolt out of the threaded hole, starts the right transverse moving trolley to move to the left, so as to drive the first sliding rod to slide in the first sleeve to adjust the position;

[0011] Step S7, after adjusting the position of the first sliding rod, the minimum distance value of the infrared pair tube is adjusted, then the bolt is screwed into the threaded hole, the door handle is held to close the box door, the lock is locked, then the first pin is inserted into the first hole and the second pin is inserted into the second hole.

[0012] Preferably, two transverse trolleys are arranged on the bridge machine transverse track, the top of each transverse trolley is provided with a support, and the two transverse trolleys are adjusted in spacing by an adjusting assembly; the adjusting assembly comprises an adjusting box fixed to the left support, a hydraulic oil cylinder is arranged in the adjusting box, and the push rod of the hydraulic oil cylinder is connected with the right support;

[0013] The left side of the hydraulic oil cylinder is fixedly connected with the left inner wall of the adjusting box through a connecting assembly, and the right support penetrates through the adjusting box and is fixedly connected with the push rod of the hydraulic oil cylinder.

[0014] Preferably, the connecting assembly comprises a first sleeve fixed to the left inner wall of the adjusting box, a first sliding rod is embedded in the first sleeve, and the right end of the first sliding rod is fixedly connected with the hydraulic oil cylinder; the first sliding rod is fixedly connected with the first sleeve through a bolt, and a plurality of threaded holes for screwing in the bolt are formed in the first sleeve.

[0015] Preferably, first guide blocks are arranged on the left end of the first sliding rod, and first guide grooves for sliding of the first guide blocks are formed in the front and rear inner walls of the first sleeve.

[0016] Preferably, the right support is fixedly arranged in the adjusting box through a first pin, an insertion hole for inserting the first pin is formed in the top of the right support, and a plurality of first holes for passing through the first pin are formed in the adjusting box.

[0017] Preferably, second guide blocks are arranged on the left end of the right support, and second guide grooves for sliding of the second guide blocks are formed in the front and rear inner walls of the adjusting box.

[0018] Preferably, an infrared pair tube is arranged in the adjusting box.

[0019] Preferably, main beams are arranged on the top of the two transverse trolleys, a second sleeve is fixedly arranged on the top of the left main beam, a second sliding rod is embedded in the second sleeve, and the right end of the second sliding rod is fixedly connected with the top of the right main beam through a support block; the second sliding rod is fixedly arranged in the second sleeve through a second pin, and a plurality of second holes for passing through the second pin are formed in the second sleeve.

[0020] Preferably, a deviation rectifying device is arranged in the right transverse trolley.

[0021] Preferably, the front side of the adjusting box is hinged with a box door, and the box door is provided with a lock catch and a door handle.

[0022] Advantages of the present application:

[0023] The embodiment provided by the present application can adjust the distance between the two transverse trolleys through the adjusting assembly, so that different road projects with different road widths and different turning radii can be adapted; the right support can be moved through the hydraulic oil cylinder, so that the right transverse trolley can be moved, so that the distance between the two transverse trolleys can be adjusted; the distance between the hydraulic oil cylinder and the left inner wall of the adjusting box can be adjusted through the connecting assembly, so that the minimum distance between the two transverse trolleys can be adjusted; the maximum distance and the minimum distance of the push rod of the hydraulic oil pipe can be detected through the infrared pair of tubes, so that the hydraulic oil pipe is prevented from being damaged due to the too long or too short extension of the push rod; the position of the second sliding rod in the second sleeve can be adjusted through the second bolt and the second perforation, so that the distance between the two main beams can be adjusted when the distance between the two transverse trolleys is adjusted; the front side of the adjusting box is hinged with a box door, so that the adjusting box can be opened and closed, and the staff can enter the adjusting box to operate; the box door is provided with a lock catch and a door handle, so that the box door can be locked through the lock catch, and the staff can hold the door handle to facilitate the opening and closing of the box door.

[0024] The present application can adjust the distance between the two transverse trolleys, so that different road projects with different road widths and different turning radii can be adapted. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural schematic diagram of the present application.

[0026] Figure 2 is an internal structure diagram of the adjusting box.

[0027] Figure 3 is a schematic diagram of the second guide block.

[0028] Figure 4 is a schematic diagram of the first guide block.

[0029] Figure 5 is an internal structure schematic diagram of the second sleeve. DETAILED DESCRIPTION

[0030] The present application will be further described below in combination with the drawings.

[0031] Please refer to Figures 1 to 5 The present application provides an embodiment: a distance changing method for a transverse trolley, which comprises the following steps:

[0032] Step S1, when the distance between the two horizontal moving trolleys needs to be changed, brake the left horizontal moving trolley;

[0033] Step S2, pull out the first pin, then pull out the second pin, start the hydraulic cylinder to drive the right support to move, and at the same time drive the second sliding rod to move in the second sleeve;

[0034] Step S3, during the adjustment, the infrared pair tube can detect the maximum distance and the minimum distance of the push rod of the hydraulic oil pipe, so as to avoid the damage of the hydraulic oil pipe caused by the too long or too short extension of the push rod;

[0035] Step S4, after adjusting the position of the right support, insert the first pin into the first hole and the second pin into the second hole;

[0036] Step S5, when the minimum distance between the two horizontal moving trolleys needs to be adjusted, brake the left horizontal moving trolley;

[0037] Step S6, pull out the first pin and the second pin, open the lock, hold the door handle to open the box door and enter the adjusting box, rotate the bolt out of the threaded hole, start the right horizontal moving trolley to move left, so as to drive the first sliding rod to slide in the first sleeve to adjust the position;

[0038] Step S7, after adjusting the position of the first sliding rod, adjust the minimum distance value of the infrared pair tube, then rotate the bolt into the threaded hole, hold the door handle to close the box door, lock the lock, then insert the first pin into the first hole and the second pin into the second hole.

[0039] It also includes two horizontal moving trolleys 2 on the bridge erecting machine horizontal moving track 1, the top of the two horizontal moving trolleys 2 is provided with a support 3, the two horizontal moving trolleys 2 are adjusted by an adjusting assembly, the distance between the two horizontal moving trolleys 2 can be adjusted by the adjusting assembly, so as to adapt to different road width projects; the adjusting assembly includes an adjusting box 41 fixed on the left support 3, a hydraulic cylinder 42 is arranged in the adjusting box 41, the push rod of the hydraulic cylinder 42 is connected with the right support 3, the right support 3 can be driven to move by the hydraulic cylinder 42, so as to drive the right horizontal moving trolley 2 to move, so as to adjust the distance between the two horizontal moving trolleys 2.

[0040] The left side of the hydraulic cylinder 42 is fixedly connected with the left inner wall of the adjusting box 41 through a connecting assembly, the distance between the hydraulic cylinder 42 and the left inner wall of the adjusting box 41 can be adjusted through the connecting assembly, so as to adjust the minimum distance between the two horizontal moving trolleys 2, the right support 3 penetrates the adjusting box 41 and is fixedly connected with the push rod of the hydraulic cylinder 42.

[0041] The connecting assembly comprises a first sleeve 51 fixed to the left inner wall of the adjusting box 41, a first sliding rod 52 is embedded in the first sleeve 51, and the right end of the first sliding rod 52 is fixedly connected with the hydraulic oil cylinder 42; the first sliding rod 52 is fixedly connected with the first sleeve 51 through a bolt 53, a plurality of threaded holes 54 for screwing in the bolt 53 are formed in the first sleeve 51, and the position of the first sliding rod 52 in the first sleeve 51 can be adjusted through the bolt 53 and the threaded hole 54, so that the minimum distance between the two transverse trolleys 2 can be adjusted.

[0042] The left end of the first sliding rod 52 extends first guide blocks 55 on the front and rear sides, and the front and rear inner walls of the first sleeve 51 are provided with first guide grooves 56 for sliding of the first guide blocks 55, so that the first guide blocks 55 and the first guide grooves 56 can limit and guide the first sliding rod 52 when the position of the first sliding rod 52 is adjusted.

[0043] The right side support 3 is fixed in the adjusting box 41 through a first bolt 6, and a plug hole 7 for insertion of the first bolt 6 is formed in the top of the right side support 3, so that the position of the right side support 3 can be fixed after the first bolt 6 is inserted, and a plurality of first perforations 8 for passing through of the first bolt 6 are formed in the adjusting box 41, so that the right side support 3 can be fixed after the position of the right side support 3 is adjusted through the first bolt 6, the plug hole 7 and the first perforations 8.

[0044] The left end of the right side support 3 extends second guide blocks 9 on the front and rear sides, and the front and rear inner walls of the adjusting box 41 are provided with second guide grooves 10 for sliding of the second guide blocks 9, so that the second guide blocks 9 and the second guide grooves 10 can limit and guide the right side support 3 when the position of the right side support 3 is adjusted.

[0045] An infrared pair of tubes is installed in the adjusting box 41, so that the maximum distance and the minimum distance of the push rod of the hydraulic oil pipe can be detected, and the hydraulic oil pipe can be prevented from being damaged due to the push rod being too long or too short, the infrared pair of tubes comprises an infrared emitter 11 and an infrared receiver 12, the infrared emitter 11 is installed on the left inner wall of the adjusting box 41, and the infrared receiver 12 is installed on the left side of the right side support 3.

[0046] The top of each of the two horizontal moving trolleys 2 is provided with a main beam 13, the top of the left main beam 13 is fixed with a second sleeve 14, the second sleeve 14 is embedded with a second sliding rod 15, the right end of the second sliding rod 15 is fixedly connected with the top of the right main beam 13 through a support block; the second sliding rod 15 is fixed in the second sleeve 14 through a second bolt 16, a plurality of second perforations 17 for the second bolt 16 to pass through are formed on the second sleeve 14, the position of the second sliding rod 15 in the second sleeve 14 can be adjusted through the second bolt 16 and the second perforation 17, so that the interval of the two main beams 13 can be adjusted when the interval of the two horizontal moving trolleys 2 is adjusted.

[0047] The right horizontal moving trolley 2 is provided with a deviation rectifying device 18, the deviation rectifying device 18 can be a deviation rectifying device 18 of model JPK-01, but is not limited thereto, since there is a group of horizontal moving trolleys 2 in front and back, and each has its own running mechanism, when the front and back running are not synchronized, the equipment can be damaged or even overturned, the deviation rectifying device 18 is used to make the front and back mechanisms run basically synchronously.

[0048] The front side of the adjusting box 41 is hingedly connected with a box door 19, which is used for opening and closing the adjusting box 41, so that the staff can enter the adjusting box 41 to operate, the box door 19 is provided with a lock catch 20 and a door handle 21, the box door 19 can be locked through the lock catch 20, and the staff can hold the door handle 21 to open and close the box door 19.

[0049] The above only describes the preferred embodiments of the present application, and should not be construed as limiting the present application, and any equivalent changes and modifications made within the scope of the present application should be included in the scope of the present application.

Claims

1. A method for changing the distance of a traversing trolley, characterized in that: The method comprises the following steps: Step S1: When the distance between the two transverse trolleys needs to be changed, the left transverse trolley is braked; Step S2: Pull out the first latch, then the second latch, and start the hydraulic cylinder to move the right support, which can also move the second sliding rod in the second sleeve; Step S3: During the adjustment process, the maximum and minimum distances of the push rod of the hydraulic oil pipe can be detected by infrared detection to prevent the push rod of the hydraulic oil pipe from being extended too long or too short, thereby causing damage to the hydraulic oil pipe; Step S4: After adjusting the position of the right support, insert the first latch through the first through-hole and into the socket, and insert the second latch into the second through-hole; Step S5: When the minimum distance between the two transverse trolleys needs to be adjusted, the left transverse trolley is braked; Step S6: Pull out the first latch and the second latch, open the lock, and the staff member holds the door handle to open the box door and enter the adjustment box, unscrew the bolt from the threaded hole, and start the right side transverse trolley to move to the left, thereby driving the first sliding rod to slide in the first sleeve to adjust the position; Step S7: After adjusting the position of the first sliding rod, adjust the minimum distance value of the infrared tube at the same time, then screw the bolt into the threaded hole, hold the door handle to close the door, lock the lock, then pass the first latch through the first through hole and insert it into the socket, and insert the second latch into the second through hole; It also includes two transverse trolleys located on the transverse track of the bridge erection machine, and the tops of the two transverse trolleys are both provided with supports. The spacing between the two transverse trolleys is adjusted by an adjustment assembly; the adjustment assembly includes an adjustment box fixed to the support on the left side, a hydraulic cylinder is provided in the adjustment box, and a push rod of the hydraulic cylinder is connected to the support on the right side; The left side of the hydraulic cylinder is fixedly connected to the left inner wall of the adjustment box via a connecting assembly, and the right support penetrates the adjustment box and is fixedly connected to the push rod of the hydraulic cylinder; The connecting assembly includes a first sleeve fixed to the left inner wall of the regulating box, a first sliding rod embedded in the first sleeve, the right end of the first sliding rod being fixedly connected to the hydraulic cylinder; the first sliding rod is fixedly connected to the first sleeve via bolts, and the first sleeve is provided with a plurality of threaded holes for screwing the bolts; The right support is fixed in the adjustment box via a first latch, a top of the right support is provided with a socket for inserting the first latch, and the adjustment box is provided with a plurality of first through-holes for the first latch to pass through; A main beam is provided on the top of both transverse trolleys, and a second sleeve is fixed on the top of the left main beam. A second sliding rod is embedded in the second sleeve, and the right end of the second sliding rod is fixedly connected to the top of the right main beam via a support block; the second sliding rod is fixed in the second sleeve via a second pin, and the second sleeve is provided with several second through holes for the second pin to pass through.

2. A pitch changing method for a transverse trolley according to claim 1, characterized in that: First guide blocks are extended from both the front and rear sides of the left end of the first sliding rod, and first guide grooves for sliding of the first guide blocks are formed on the front and rear inner walls of the first sleeve.

3. The pitch changing method for a transverse trolley according to claim 1, characterized in that: Second guide blocks are extended from both the front and rear sides of the left end of the right support, and second guide grooves for sliding of the second guide blocks are opened on the front and rear inner walls of the adjustment box.

4. The pitch changing method for a transverse trolley according to claim 1, characterized in that: An infrared pair tube is installed in the regulating box.

5. The pitch changing method for a transverse trolley according to claim 1, characterized in that: A deviation correction device is installed in the transverse trolley on the right.

6. The pitch changing method for a transverse trolley according to claim 1, characterized in that: A box door is hinged on the front side of the regulating box, and a lock and a door handle are provided on the box door.

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